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/*
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* FFmpeg main
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* Copyright ( c ) 2000 - 2003 Fabrice Bellard
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*
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* This file is part of FFmpeg .
*
* FFmpeg is free software ; you can redistribute it and / or
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* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation ; either
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* version 2.1 of the License , or ( at your option ) any later version .
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*
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* FFmpeg is distributed in the hope that it will be useful ,
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* but WITHOUT ANY WARRANTY ; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the GNU
* Lesser General Public License for more details .
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg ; if not , write to the Free Software
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* Foundation , Inc . , 51 Franklin Street , Fifth Floor , Boston , MA 02110 - 1301 USA
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*/
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# include "config.h"
# include <ctype.h>
# include <string.h>
# include <math.h>
# include <stdlib.h>
# include <errno.h>
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# include <signal.h>
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# include <limits.h>
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# include "avformat.h"
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# include "swscale.h"
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# include "framehook.h"
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# include "opt.h"
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# include "fifo.h"
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# include "avstring.h"
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# if !defined(HAVE_GETRUSAGE) && defined(HAVE_GETPROCESSTIMES)
# include <windows.h>
# endif
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# if defined(HAVE_TERMIOS_H)
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# include <unistd.h>
# include <fcntl.h>
# include <sys/ioctl.h>
# include <sys/time.h>
# include <termios.h>
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# include <sys/resource.h>
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# elif defined(HAVE_CONIO_H)
# include <conio.h>
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# endif
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# undef time //needed because HAVE_AV_CONFIG_H is defined on top
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# include <time.h>
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# include "version.h"
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# include "cmdutils.h"
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# undef NDEBUG
# include <assert.h>
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# if !defined(INFINITY) && defined(HUGE_VAL)
# define INFINITY HUGE_VAL
# endif
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# undef exit
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/* select an input stream for an output stream */
typedef struct AVStreamMap {
int file_index ;
int stream_index ;
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int sync_file_index ;
int sync_stream_index ;
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} AVStreamMap ;
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/** select an input file for an output file */
typedef struct AVMetaDataMap {
int out_file ;
int in_file ;
} AVMetaDataMap ;
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extern const OptionDef options [ ] ;
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static void show_help ( void ) ;
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static void opt_show_license ( void ) ;
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static int opt_default ( const char * opt , const char * arg ) ;
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# define MAX_FILES 20
static AVFormatContext * input_files [ MAX_FILES ] ;
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static int64_t input_files_ts_offset [ MAX_FILES ] ;
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static int nb_input_files = 0 ;
static AVFormatContext * output_files [ MAX_FILES ] ;
static int nb_output_files = 0 ;
static AVStreamMap stream_maps [ MAX_FILES ] ;
static int nb_stream_maps ;
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static AVMetaDataMap meta_data_maps [ MAX_FILES ] ;
static int nb_meta_data_maps ;
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static AVInputFormat * file_iformat ;
static AVOutputFormat * file_oformat ;
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static int frame_width = 0 ;
static int frame_height = 0 ;
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static float frame_aspect_ratio = 0 ;
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static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE ;
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static int frame_padtop = 0 ;
static int frame_padbottom = 0 ;
static int frame_padleft = 0 ;
static int frame_padright = 0 ;
static int padcolor [ 3 ] = { 16 , 128 , 128 } ; /* default to black */
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static int frame_topBand = 0 ;
static int frame_bottomBand = 0 ;
static int frame_leftBand = 0 ;
static int frame_rightBand = 0 ;
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static int max_frames [ 4 ] = { INT_MAX , INT_MAX , INT_MAX , INT_MAX } ;
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static AVRational frame_rate = ( AVRational ) { 25 , 1 } ;
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static float video_qscale = 0 ;
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static int video_qdiff = 3 ;
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static uint16_t * intra_matrix = NULL ;
static uint16_t * inter_matrix = NULL ;
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#if 0 //experimental, (can be removed)
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static float video_rc_qsquish = 1.0 ;
static float video_rc_qmod_amp = 0 ;
static int video_rc_qmod_freq = 0 ;
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# endif
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static char * video_rc_override_string = NULL ;
static char * video_rc_eq = " tex^qComp " ;
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static int video_disable = 0 ;
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static int video_discard = 0 ;
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static char * video_codec_name = NULL ;
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static int video_codec_tag = 0 ;
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static int same_quality = 0 ;
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static int do_deinterlace = 0 ;
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static int strict = 0 ;
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static int top_field_first = - 1 ;
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static int me_threshold = 0 ;
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static int intra_dc_precision = 8 ;
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static int loop_input = 0 ;
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static int loop_output = AVFMT_NOOUTPUTLOOP ;
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static int qp_hist = 0 ;
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static int intra_only = 0 ;
static int audio_sample_rate = 44100 ;
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# define QSCALE_NONE -99999
static float audio_qscale = QSCALE_NONE ;
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static int audio_disable = 0 ;
static int audio_channels = 1 ;
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static char * audio_codec_name = NULL ;
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static int audio_codec_tag = 0 ;
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static char * audio_language = NULL ;
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static int subtitle_disable = 0 ;
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static char * subtitle_codec_name = NULL ;
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static char * subtitle_language = NULL ;
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static float mux_preload = 0.5 ;
static float mux_max_delay = 0.7 ;
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static int64_t recording_time = 0 ;
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static int64_t start_time = 0 ;
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static int64_t rec_timestamp = 0 ;
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static int64_t input_ts_offset = 0 ;
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static int file_overwrite = 0 ;
static char * str_title = NULL ;
static char * str_author = NULL ;
static char * str_copyright = NULL ;
static char * str_comment = NULL ;
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static char * str_album = NULL ;
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static int do_benchmark = 0 ;
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static int do_hex_dump = 0 ;
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static int do_pkt_dump = 0 ;
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static int do_psnr = 0 ;
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static int do_pass = 0 ;
static char * pass_logfilename = NULL ;
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static int audio_stream_copy = 0 ;
static int video_stream_copy = 0 ;
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static int subtitle_stream_copy = 0 ;
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static int video_sync_method = 1 ;
static int audio_sync_method = 0 ;
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static float audio_drift_threshold = 0.1 ;
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static int copy_ts = 0 ;
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static int opt_shortest = 0 ; //
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static int video_global_header = 0 ;
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static char * vstats_filename ;
static FILE * fvstats ;
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static int rate_emu = 0 ;
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static int video_channel = 0 ;
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static char * video_standard ;
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static int audio_volume = 256 ;
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static int using_stdin = 0 ;
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static int using_vhook = 0 ;
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static int verbose = 1 ;
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static int thread_count = 1 ;
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static int q_pressed = 0 ;
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static int64_t video_size = 0 ;
static int64_t audio_size = 0 ;
static int64_t extra_size = 0 ;
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static int nb_frames_dup = 0 ;
static int nb_frames_drop = 0 ;
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static int input_sync ;
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static uint64_t limit_filesize = 0 ; //
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static int pgmyuv_compatibility_hack = 0 ;
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static float dts_delta_threshold = 10 ;
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static int sws_flags = SWS_BICUBIC ;
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static const char * * opt_names ;
static int opt_name_count ;
static AVCodecContext * avctx_opts [ CODEC_TYPE_NB ] ;
static AVFormatContext * avformat_opts ;
static struct SwsContext * sws_opts ;
static int64_t timer_start ;
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static AVBitStreamFilterContext * video_bitstream_filters = NULL ;
static AVBitStreamFilterContext * audio_bitstream_filters = NULL ;
static AVBitStreamFilterContext * bitstream_filters [ MAX_FILES ] [ MAX_STREAMS ] ;
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# define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
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struct AVInputStream ;
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typedef struct AVOutputStream {
int file_index ; /* file index */
int index ; /* stream index in the output file */
int source_index ; /* AVInputStream index */
AVStream * st ; /* stream in the output file */
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int encoding_needed ; /* true if encoding needed for this stream */
int frame_number ;
/* input pts and corresponding output pts
for A / V sync */
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//double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
struct AVInputStream * sync_ist ; /* input stream to sync against */
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int64_t sync_opts ; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
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/* video only */
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int video_resample ;
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AVFrame pict_tmp ; /* temporary image for resampling */
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struct SwsContext * img_resample_ctx ; /* for image resampling */
int resample_height ;
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int video_crop ;
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int topBand ; /* cropping area sizes */
int leftBand ;
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int video_pad ;
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int padtop ; /* padding area sizes */
int padbottom ;
int padleft ;
int padright ;
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/* audio only */
int audio_resample ;
ReSampleContext * resample ; /* for audio resampling */
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AVFifoBuffer fifo ; /* for compression: one audio fifo per codec */
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FILE * logfile ;
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} AVOutputStream ;
typedef struct AVInputStream {
int file_index ;
int index ;
AVStream * st ;
int discard ; /* true if stream data should be discarded */
int decoding_needed ; /* true if the packets must be decoded in 'raw_fifo' */
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int64_t sample_index ; /* current sample */
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int64_t start ; /* time when read started */
unsigned long frame ; /* current frame */
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int64_t next_pts ; /* synthetic pts for cases where pkt.pts
is not defined */
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int64_t pts ; /* current pts */
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int is_start ; /* is 1 at the start and after a discontinuity */
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} AVInputStream ;
typedef struct AVInputFile {
int eof_reached ; /* true if eof reached */
int ist_index ; /* index of first stream in ist_table */
int buffer_size ; /* current total buffer size */
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int nb_streams ; /* nb streams we are aware of */
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} AVInputFile ;
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# ifdef HAVE_TERMIOS_H
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/* init terminal so that we can grab keys */
static struct termios oldtty ;
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# endif
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static void term_exit ( void )
{
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# ifdef HAVE_TERMIOS_H
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tcsetattr ( 0 , TCSANOW , & oldtty ) ;
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# endif
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}
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static volatile sig_atomic_t received_sigterm = 0 ;
static void
sigterm_handler ( int sig )
{
received_sigterm = sig ;
term_exit ( ) ;
}
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static void term_init ( void )
{
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# ifdef HAVE_TERMIOS_H
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struct termios tty ;
tcgetattr ( 0 , & tty ) ;
oldtty = tty ;
tty . c_iflag & = ~ ( IGNBRK | BRKINT | PARMRK | ISTRIP
| INLCR | IGNCR | ICRNL | IXON ) ;
tty . c_oflag | = OPOST ;
tty . c_lflag & = ~ ( ECHO | ECHONL | ICANON | IEXTEN ) ;
tty . c_cflag & = ~ ( CSIZE | PARENB ) ;
tty . c_cflag | = CS8 ;
tty . c_cc [ VMIN ] = 1 ;
tty . c_cc [ VTIME ] = 0 ;
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tcsetattr ( 0 , TCSANOW , & tty ) ;
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signal ( SIGQUIT , sigterm_handler ) ; /* Quit (POSIX). */
# endif
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signal ( SIGINT , sigterm_handler ) ; /* Interrupt (ANSI). */
signal ( SIGTERM , sigterm_handler ) ; /* Termination (ANSI). */
/*
register a function to be called at normal program termination
*/
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atexit ( term_exit ) ;
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# ifdef CONFIG_BEOS_NETSERVER
fcntl ( 0 , F_SETFL , fcntl ( 0 , F_GETFL ) | O_NONBLOCK ) ;
# endif
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}
/* read a key without blocking */
static int read_key ( void )
{
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# if defined(HAVE_TERMIOS_H)
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int n = 1 ;
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unsigned char ch ;
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# ifndef CONFIG_BEOS_NETSERVER
struct timeval tv ;
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fd_set rfds ;
FD_ZERO ( & rfds ) ;
FD_SET ( 0 , & rfds ) ;
tv . tv_sec = 0 ;
tv . tv_usec = 0 ;
n = select ( 1 , & rfds , NULL , NULL , & tv ) ;
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# endif
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if ( n > 0 ) {
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n = read ( 0 , & ch , 1 ) ;
if ( n = = 1 )
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return ch ;
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return n ;
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}
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# elif defined(HAVE_CONIO_H)
if ( kbhit ( ) )
return ( getch ( ) ) ;
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# endif
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return - 1 ;
}
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static int decode_interrupt_cb ( void )
{
return q_pressed | | ( q_pressed = read_key ( ) = = ' q ' ) ;
}
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static int read_ffserver_streams ( AVFormatContext * s , const char * filename )
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{
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int i , err ;
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AVFormatContext * ic ;
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err = av_open_input_file ( & ic , filename , NULL , FFM_PACKET_SIZE , NULL ) ;
if ( err < 0 )
return err ;
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/* copy stream format */
s - > nb_streams = ic - > nb_streams ;
for ( i = 0 ; i < ic - > nb_streams ; i + + ) {
AVStream * st ;
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// FIXME: a more elegant solution is needed
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st = av_mallocz ( sizeof ( AVStream ) ) ;
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memcpy ( st , ic - > streams [ i ] , sizeof ( AVStream ) ) ;
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st - > codec = avcodec_alloc_context ( ) ;
memcpy ( st - > codec , ic - > streams [ i ] - > codec , sizeof ( AVCodecContext ) ) ;
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s - > streams [ i ] = st ;
}
av_close_input_file ( ic ) ;
return 0 ;
}
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static double
get_sync_ipts ( const AVOutputStream * ost )
{
const AVInputStream * ist = ost - > sync_ist ;
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return ( double ) ( ist - > pts - start_time ) / AV_TIME_BASE ;
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}
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static void write_frame ( AVFormatContext * s , AVPacket * pkt , AVCodecContext * avctx , AVBitStreamFilterContext * bsfc ) {
while ( bsfc ) {
AVPacket new_pkt = * pkt ;
int a = av_bitstream_filter_filter ( bsfc , avctx , NULL ,
& new_pkt . data , & new_pkt . size ,
pkt - > data , pkt - > size ,
pkt - > flags & PKT_FLAG_KEY ) ;
if ( a ) {
av_free_packet ( pkt ) ;
new_pkt . destruct = av_destruct_packet ;
}
* pkt = new_pkt ;
bsfc = bsfc - > next ;
}
av_interleaved_write_frame ( s , pkt ) ;
}
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# define MAX_AUDIO_PACKET_SIZE (128 * 1024)
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static void do_audio_out ( AVFormatContext * s ,
AVOutputStream * ost ,
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AVInputStream * ist ,
unsigned char * buf , int size )
{
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uint8_t * buftmp ;
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static uint8_t * audio_buf = NULL ;
static uint8_t * audio_out = NULL ;
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const int audio_out_size = 4 * MAX_AUDIO_PACKET_SIZE ;
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int size_out , frame_bytes , ret ;
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AVCodecContext * enc = ost - > st - > codec ;
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/* SC: dynamic allocation of buffers */
if ( ! audio_buf )
audio_buf = av_malloc ( 2 * MAX_AUDIO_PACKET_SIZE ) ;
if ( ! audio_out )
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audio_out = av_malloc ( audio_out_size ) ;
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if ( ! audio_buf | | ! audio_out )
return ; /* Should signal an error ! */
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if ( audio_sync_method ) {
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double delta = get_sync_ipts ( ost ) * enc - > sample_rate - ost - > sync_opts
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- av_fifo_size ( & ost - > fifo ) / ( ost - > st - > codec - > channels * 2 ) ;
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double idelta = delta * ist - > st - > codec - > sample_rate / enc - > sample_rate ;
int byte_delta = ( ( int ) idelta ) * 2 * ist - > st - > codec - > channels ;
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//FIXME resample delay
if ( fabs ( delta ) > 50 ) {
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if ( ist - > is_start | | fabs ( delta ) > audio_drift_threshold * enc - > sample_rate ) {
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if ( byte_delta < 0 ) {
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byte_delta = FFMAX ( byte_delta , - size ) ;
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size + = byte_delta ;
buf - = byte_delta ;
if ( verbose > 2 )
fprintf ( stderr , " discarding %d audio samples \n " , ( int ) - delta ) ;
if ( ! size )
return ;
ist - > is_start = 0 ;
} else {
static uint8_t * input_tmp = NULL ;
input_tmp = av_realloc ( input_tmp , byte_delta + size ) ;
if ( byte_delta + size < = MAX_AUDIO_PACKET_SIZE )
ist - > is_start = 0 ;
else
byte_delta = MAX_AUDIO_PACKET_SIZE - size ;
memset ( input_tmp , 0 , byte_delta ) ;
memcpy ( input_tmp + byte_delta , buf , size ) ;
buf = input_tmp ;
size + = byte_delta ;
if ( verbose > 2 )
fprintf ( stderr , " adding %d audio samples of silence \n " , ( int ) delta ) ;
}
} else if ( audio_sync_method > 1 ) {
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int comp = av_clip ( delta , - audio_sync_method , audio_sync_method ) ;
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assert ( ost - > audio_resample ) ;
if ( verbose > 2 )
fprintf ( stderr , " compensating audio timestamp drift:%f compensation:%d in:%d \n " , delta , comp , enc - > sample_rate ) ;
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// fprintf(stderr, "drift:%f len:%d opts:%"PRId64" ipts:%"PRId64" fifo:%d\n", delta, -1, ost->sync_opts, (int64_t)(get_sync_ipts(ost) * enc->sample_rate), av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2));
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av_resample_compensate ( * ( struct AVResampleContext * * ) ost - > resample , comp , enc - > sample_rate ) ;
}
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}
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} else
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ost - > sync_opts = lrintf ( get_sync_ipts ( ost ) * enc - > sample_rate )
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- av_fifo_size ( & ost - > fifo ) / ( ost - > st - > codec - > channels * 2 ) ; //FIXME wrong
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if ( ost - > audio_resample ) {
buftmp = audio_buf ;
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size_out = audio_resample ( ost - > resample ,
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( short * ) buftmp , ( short * ) buf ,
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size / ( ist - > st - > codec - > channels * 2 ) ) ;
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size_out = size_out * enc - > channels * 2 ;
} else {
buftmp = buf ;
size_out = size ;
}
/* now encode as many frames as possible */
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if ( enc - > frame_size > 1 ) {
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/* output resampled raw samples */
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av_fifo_write ( & ost - > fifo , buftmp , size_out ) ;
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frame_bytes = enc - > frame_size * 2 * enc - > channels ;
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while ( av_fifo_read ( & ost - > fifo , audio_buf , frame_bytes ) = = 0 ) {
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AVPacket pkt ;
av_init_packet ( & pkt ) ;
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ret = avcodec_encode_audio ( enc , audio_out , audio_out_size ,
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( short * ) audio_buf ) ;
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audio_size + = ret ;
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pkt . stream_index = ost - > index ;
pkt . data = audio_out ;
pkt . size = ret ;
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if ( enc - > coded_frame & & enc - > coded_frame - > pts ! = AV_NOPTS_VALUE )
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pkt . pts = av_rescale_q ( enc - > coded_frame - > pts , enc - > time_base , ost - > st - > time_base ) ;
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pkt . flags | = PKT_FLAG_KEY ;
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write_frame ( s , & pkt , ost - > st - > codec , bitstream_filters [ ost - > file_index ] [ pkt . stream_index ] ) ;
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ost - > sync_opts + = enc - > frame_size ;
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}
} else {
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AVPacket pkt ;
av_init_packet ( & pkt ) ;
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ost - > sync_opts + = size_out / ( 2 * enc - > channels ) ;
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/* output a pcm frame */
/* XXX: change encoding codec API to avoid this ? */
switch ( enc - > codec - > id ) {
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case CODEC_ID_PCM_S32LE :
case CODEC_ID_PCM_S32BE :
case CODEC_ID_PCM_U32LE :
case CODEC_ID_PCM_U32BE :
size_out = size_out < < 1 ;
break ;
case CODEC_ID_PCM_S24LE :
case CODEC_ID_PCM_S24BE :
case CODEC_ID_PCM_U24LE :
case CODEC_ID_PCM_U24BE :
case CODEC_ID_PCM_S24DAUD :
size_out = size_out / 2 * 3 ;
break ;
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case CODEC_ID_PCM_S16LE :
case CODEC_ID_PCM_S16BE :
case CODEC_ID_PCM_U16LE :
case CODEC_ID_PCM_U16BE :
break ;
default :
size_out = size_out > > 1 ;
break ;
}
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ret = avcodec_encode_audio ( enc , audio_out , size_out ,
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( short * ) buftmp ) ;
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audio_size + = ret ;
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pkt . stream_index = ost - > index ;
pkt . data = audio_out ;
pkt . size = ret ;
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if ( enc - > coded_frame & & enc - > coded_frame - > pts ! = AV_NOPTS_VALUE )
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pkt . pts = av_rescale_q ( enc - > coded_frame - > pts , enc - > time_base , ost - > st - > time_base ) ;
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pkt . flags | = PKT_FLAG_KEY ;
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write_frame ( s , & pkt , ost - > st - > codec , bitstream_filters [ ost - > file_index ] [ pkt . stream_index ] ) ;
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}
}
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static void pre_process_video_frame ( AVInputStream * ist , AVPicture * picture , void * * bufp )
{
AVCodecContext * dec ;
AVPicture * picture2 ;
AVPicture picture_tmp ;
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uint8_t * buf = 0 ;
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2005-07-18 00:24:36 +02:00
dec = ist - > st - > codec ;
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/* deinterlace : must be done before any resize */
2003-09-03 16:20:33 +02:00
if ( do_deinterlace | | using_vhook ) {
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int size ;
/* create temporary picture */
size = avpicture_get_size ( dec - > pix_fmt , dec - > width , dec - > height ) ;
buf = av_malloc ( size ) ;
if ( ! buf )
return ;
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2002-11-20 04:06:12 +01:00
picture2 = & picture_tmp ;
avpicture_fill ( picture2 , buf , dec - > pix_fmt , dec - > width , dec - > height ) ;
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if ( do_deinterlace ) {
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if ( avpicture_deinterlace ( picture2 , picture ,
2003-09-04 00:20:05 +02:00
dec - > pix_fmt , dec - > width , dec - > height ) < 0 ) {
/* if error, do not deinterlace */
av_free ( buf ) ;
buf = NULL ;
picture2 = picture ;
}
} else {
2007-03-04 12:53:11 +01:00
av_picture_copy ( picture2 , picture , dec - > pix_fmt , dec - > width , dec - > height ) ;
2003-09-03 16:20:33 +02:00
}
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} else {
picture2 = picture ;
}
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if ( ENABLE_VHOOK )
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frame_hook_process ( picture2 , dec - > pix_fmt , dec - > width , dec - > height ,
1000000 * ist - > pts / AV_TIME_BASE ) ;
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if ( picture ! = picture2 )
* picture = * picture2 ;
* bufp = buf ;
}
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/* we begin to correct av delay at this threshold */
# define AV_DELAY_MAX 0.100
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2005-12-17 19:14:38 +01:00
static void do_subtitle_out ( AVFormatContext * s ,
AVOutputStream * ost ,
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AVInputStream * ist ,
AVSubtitle * sub ,
int64_t pts )
{
static uint8_t * subtitle_out = NULL ;
int subtitle_out_max_size = 65536 ;
int subtitle_out_size , nb , i ;
AVCodecContext * enc ;
AVPacket pkt ;
if ( pts = = AV_NOPTS_VALUE ) {
fprintf ( stderr , " Subtitle packets must have a pts \n " ) ;
return ;
}
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enc = ost - > st - > codec ;
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if ( ! subtitle_out ) {
subtitle_out = av_malloc ( subtitle_out_max_size ) ;
}
/* Note: DVB subtitle need one packet to draw them and one other
packet to clear them */
/* XXX: signal it in the codec context ? */
if ( enc - > codec_id = = CODEC_ID_DVB_SUBTITLE )
nb = 2 ;
else
nb = 1 ;
for ( i = 0 ; i < nb ; i + + ) {
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subtitle_out_size = avcodec_encode_subtitle ( enc , subtitle_out ,
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subtitle_out_max_size , sub ) ;
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2005-06-03 16:31:45 +02:00
av_init_packet ( & pkt ) ;
pkt . stream_index = ost - > index ;
pkt . data = subtitle_out ;
pkt . size = subtitle_out_size ;
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pkt . pts = av_rescale_q ( pts , ist - > st - > time_base , ost - > st - > time_base ) ;
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if ( enc - > codec_id = = CODEC_ID_DVB_SUBTITLE ) {
/* XXX: the pts correction is handled here. Maybe handling
it in the codec would be better */
if ( i = = 0 )
pkt . pts + = 90 * sub - > start_display_time ;
else
pkt . pts + = 90 * sub - > end_display_time ;
}
2006-07-06 17:04:46 +02:00
write_frame ( s , & pkt , ost - > st - > codec , bitstream_filters [ ost - > file_index ] [ pkt . stream_index ] ) ;
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}
}
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static int bit_buffer_size = 1024 * 256 ;
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static uint8_t * bit_buffer = NULL ;
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static void do_video_out ( AVFormatContext * s ,
AVOutputStream * ost ,
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AVInputStream * ist ,
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AVFrame * in_picture ,
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int * frame_size )
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{
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int nb_frames , i , ret ;
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AVFrame * final_picture , * formatted_picture , * resampling_dst , * padding_src ;
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AVFrame picture_crop_temp , picture_pad_temp ;
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AVCodecContext * enc , * dec ;
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2004-04-17 21:41:49 +02:00
avcodec_get_frame_defaults ( & picture_crop_temp ) ;
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avcodec_get_frame_defaults ( & picture_pad_temp ) ;
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2005-07-18 00:24:36 +02:00
enc = ost - > st - > codec ;
dec = ist - > st - > codec ;
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2002-10-21 19:42:47 +02:00
/* by default, we output a single frame */
nb_frames = 1 ;
2003-01-17 05:14:50 +01:00
* frame_size = 0 ;
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if ( video_sync_method ) {
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double vdelta ;
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vdelta = get_sync_ipts ( ost ) / av_q2d ( enc - > time_base ) - ost - > sync_opts ;
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//FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
if ( vdelta < - 1.1 )
nb_frames = 0 ;
else if ( vdelta > 1.1 )
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nb_frames = lrintf ( vdelta ) ;
2006-11-01 23:39:58 +01:00
//fprintf(stderr, "vdelta:%f, ost->sync_opts:%"PRId64", ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, ost->sync_ipts, nb_frames);
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if ( nb_frames = = 0 ) {
+ + nb_frames_drop ;
if ( verbose > 2 )
fprintf ( stderr , " *** drop! \n " ) ;
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} else if ( nb_frames > 1 ) {
nb_frames_dup + = nb_frames ;
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if ( verbose > 2 )
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fprintf ( stderr , " *** %d dup! \n " , nb_frames - 1 ) ;
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}
} else
2005-05-26 10:59:05 +02:00
ost - > sync_opts = lrintf ( get_sync_ipts ( ost ) / av_q2d ( enc - > time_base ) ) ;
2003-07-12 09:37:05 +02:00
2004-11-30 17:03:29 +01:00
nb_frames = FFMIN ( nb_frames , max_frames [ CODEC_TYPE_VIDEO ] - ost - > frame_number ) ;
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if ( nb_frames < = 0 )
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return ;
2002-03-19 07:30:41 +01:00
2006-04-10 11:04:15 +02:00
if ( ost - > video_crop ) {
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if ( av_picture_crop ( ( AVPicture * ) & picture_crop_temp , ( AVPicture * ) in_picture , dec - > pix_fmt , ost - > topBand , ost - > leftBand ) < 0 ) {
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av_log ( NULL , AV_LOG_ERROR , " error cropping picture \n " ) ;
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return ;
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}
formatted_picture = & picture_crop_temp ;
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} else {
formatted_picture = in_picture ;
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}
final_picture = formatted_picture ;
padding_src = formatted_picture ;
resampling_dst = & ost - > pict_tmp ;
if ( ost - > video_pad ) {
final_picture = & ost - > pict_tmp ;
if ( ost - > video_resample ) {
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if ( av_picture_crop ( ( AVPicture * ) & picture_pad_temp , ( AVPicture * ) final_picture , enc - > pix_fmt , ost - > padtop , ost - > padleft ) < 0 ) {
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av_log ( NULL , AV_LOG_ERROR , " error padding picture \n " ) ;
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return ;
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}
resampling_dst = & picture_pad_temp ;
}
}
2001-07-22 16:37:44 +02:00
if ( ost - > video_resample ) {
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padding_src = NULL ;
2002-12-05 10:00:18 +01:00
final_picture = & ost - > pict_tmp ;
2006-08-02 13:50:38 +02:00
sws_scale ( ost - > img_resample_ctx , formatted_picture - > data , formatted_picture - > linesize ,
0 , ost - > resample_height , resampling_dst - > data , resampling_dst - > linesize ) ;
2006-04-10 12:16:13 +02:00
}
2006-04-10 11:04:15 +02:00
if ( ost - > video_pad ) {
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av_picture_pad ( ( AVPicture * ) final_picture , ( AVPicture * ) padding_src ,
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enc - > height , enc - > width , enc - > pix_fmt ,
ost - > padtop , ost - > padbottom , ost - > padleft , ost - > padright , padcolor ) ;
2001-07-22 16:37:44 +02:00
}
2006-04-10 11:04:15 +02:00
2001-07-22 16:37:44 +02:00
/* duplicates frame if needed */
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for ( i = 0 ; i < nb_frames ; i + + ) {
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AVPacket pkt ;
av_init_packet ( & pkt ) ;
pkt . stream_index = ost - > index ;
2003-03-16 22:03:20 +01:00
if ( s - > oformat - > flags & AVFMT_RAWPICTURE ) {
/* raw pictures are written as AVPicture structure to
avoid any copies . We support temorarily the older
method . */
2003-10-18 05:19:44 +02:00
AVFrame * old_frame = enc - > coded_frame ;
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enc - > coded_frame = dec - > coded_frame ; //FIXME/XXX remove this hack
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pkt . data = ( uint8_t * ) final_picture ;
pkt . size = sizeof ( AVPicture ) ;
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if ( dec - > coded_frame & & enc - > coded_frame - > pts ! = AV_NOPTS_VALUE )
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pkt . pts = av_rescale_q ( enc - > coded_frame - > pts , enc - > time_base , ost - > st - > time_base ) ;
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if ( dec - > coded_frame & & dec - > coded_frame - > key_frame )
pkt . flags | = PKT_FLAG_KEY ;
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write_frame ( s , & pkt , ost - > st - > codec , bitstream_filters [ ost - > file_index ] [ pkt . stream_index ] ) ;
2005-12-22 02:10:11 +01:00
enc - > coded_frame = old_frame ;
2003-03-16 22:03:20 +01:00
} else {
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AVFrame big_picture ;
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big_picture = * final_picture ;
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/* better than nothing: use input picture interlaced
settings */
big_picture . interlaced_frame = in_picture - > interlaced_frame ;
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if ( avctx_opts [ CODEC_TYPE_VIDEO ] - > flags & ( CODEC_FLAG_INTERLACED_DCT | CODEC_FLAG_INTERLACED_ME ) ) {
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if ( top_field_first = = - 1 )
big_picture . top_field_first = in_picture - > top_field_first ;
else
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big_picture . top_field_first = top_field_first ;
2003-12-30 17:07:57 +01:00
}
2003-12-12 17:56:38 +01:00
2001-07-22 16:37:44 +02:00
/* handles sameq here. This is not correct because it may
not be a global option */
if ( same_quality ) {
2002-12-04 11:04:03 +01:00
big_picture . quality = ist - > st - > quality ;
} else
big_picture . quality = ost - > st - > quality ;
2004-04-23 21:06:30 +02:00
if ( ! me_threshold )
big_picture . pict_type = 0 ;
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// big_picture.pts = AV_NOPTS_VALUE;
2005-04-30 23:43:59 +02:00
big_picture . pts = ost - > sync_opts ;
// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
2006-11-01 23:39:58 +01:00
//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
2005-12-17 19:14:38 +01:00
ret = avcodec_encode_video ( enc ,
2004-11-27 18:46:30 +01:00
bit_buffer , bit_buffer_size ,
2002-12-04 11:04:03 +01:00
& big_picture ) ;
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if ( ret = = - 1 ) {
fprintf ( stderr , " Video encoding failed \n " ) ;
exit ( 1 ) ;
}
2002-05-12 04:56:50 +02:00
//enc->frame_number = enc->real_pict_num;
2005-01-10 21:29:39 +01:00
if ( ret > 0 ) {
2004-06-22 23:45:30 +02:00
pkt . data = bit_buffer ;
2004-05-29 04:06:32 +02:00
pkt . size = ret ;
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if ( enc - > coded_frame & & enc - > coded_frame - > pts ! = AV_NOPTS_VALUE )
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pkt . pts = av_rescale_q ( enc - > coded_frame - > pts , enc - > time_base , ost - > st - > time_base ) ;
2006-11-01 23:39:58 +01:00
/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
2005-04-30 23:43:59 +02:00
pkt . pts ! = AV_NOPTS_VALUE ? av_rescale ( pkt . pts , enc - > time_base . den , AV_TIME_BASE * ( int64_t ) enc - > time_base . num ) : - 1 ,
pkt . dts ! = AV_NOPTS_VALUE ? av_rescale ( pkt . dts , enc - > time_base . den , AV_TIME_BASE * ( int64_t ) enc - > time_base . num ) : - 1 ) ; */
2004-06-15 15:49:12 +02:00
2004-05-29 04:06:32 +02:00
if ( enc - > coded_frame & & enc - > coded_frame - > key_frame )
pkt . flags | = PKT_FLAG_KEY ;
2006-07-06 17:04:46 +02:00
write_frame ( s , & pkt , ost - > st - > codec , bitstream_filters [ ost - > file_index ] [ pkt . stream_index ] ) ;
2004-05-29 04:06:32 +02:00
* frame_size = ret ;
//fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
// enc->frame_number-1, enc->real_pict_num, ret,
// enc->pict_type);
/* if two pass, output log */
if ( ost - > logfile & & enc - > stats_out ) {
fprintf ( ost - > logfile , " %s " , enc - > stats_out ) ;
}
2002-10-10 19:09:01 +02:00
}
2001-07-22 16:37:44 +02:00
}
2004-06-15 15:49:12 +02:00
ost - > sync_opts + + ;
2002-10-21 19:42:47 +02:00
ost - > frame_number + + ;
2001-07-22 16:37:44 +02:00
}
}
2002-12-04 22:13:02 +01:00
static double psnr ( double d ) {
if ( d = = 0 ) return INFINITY ;
2003-02-10 10:44:47 +01:00
return - 10.0 * log ( d ) / log ( 10.0 ) ;
2002-12-04 22:13:02 +01:00
}
2005-12-17 19:14:38 +01:00
static void do_video_stats ( AVFormatContext * os , AVOutputStream * ost ,
2002-10-21 19:42:47 +02:00
int frame_size )
2002-03-19 07:30:41 +01:00
{
AVCodecContext * enc ;
int frame_number ;
double ti1 , bitrate , avg_bitrate ;
2005-12-17 19:14:38 +01:00
2007-04-25 15:55:11 +02:00
/* this is executed just the first time do_video_stats is called */
2007-04-25 15:48:36 +02:00
if ( ! fvstats ) {
2007-04-25 15:55:11 +02:00
fvstats = fopen ( vstats_filename , " w " ) ;
2007-04-25 15:48:36 +02:00
if ( ! fvstats ) {
perror ( " fopen " ) ;
exit ( 1 ) ;
}
}
2005-07-18 00:24:36 +02:00
enc = ost - > st - > codec ;
2002-03-19 07:30:41 +01:00
if ( enc - > codec_type = = CODEC_TYPE_VIDEO ) {
2002-10-21 19:42:47 +02:00
frame_number = ost - > frame_number ;
2003-10-07 13:32:40 +02:00
fprintf ( fvstats , " frame= %5d q= %2.1f " , frame_number , enc - > coded_frame - > quality / ( float ) FF_QP2LAMBDA ) ;
2002-12-04 22:13:02 +01:00
if ( enc - > flags & CODEC_FLAG_PSNR )
2002-12-09 13:03:43 +01:00
fprintf ( fvstats , " PSNR= %6.2f " , psnr ( enc - > coded_frame - > error [ 0 ] / ( enc - > width * enc - > height * 255.0 * 255.0 ) ) ) ;
2005-12-17 19:14:38 +01:00
2002-03-19 07:30:41 +01:00
fprintf ( fvstats , " f_size= %6d " , frame_size ) ;
2002-10-21 19:42:47 +02:00
/* compute pts value */
2005-04-30 23:43:59 +02:00
ti1 = ost - > sync_opts * av_q2d ( enc - > time_base ) ;
2002-03-19 07:30:41 +01:00
if ( ti1 < 0.01 )
ti1 = 0.01 ;
2005-12-17 19:14:38 +01:00
2005-04-30 23:43:59 +02:00
bitrate = ( frame_size * 8 ) / av_q2d ( enc - > time_base ) / 1000.0 ;
2004-04-15 15:57:55 +02:00
avg_bitrate = ( double ) ( video_size * 8 ) / ti1 / 1000.0 ;
2002-03-19 07:30:41 +01:00
fprintf ( fvstats , " s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s " ,
2004-04-15 15:57:55 +02:00
( double ) video_size / 1024 , ti1 , bitrate , avg_bitrate ) ;
2005-12-17 19:14:38 +01:00
fprintf ( fvstats , " type= %c \n " , av_get_pict_type_char ( enc - > coded_frame - > pict_type ) ) ;
2002-03-19 07:30:41 +01:00
}
2002-10-21 19:42:47 +02:00
}
2003-02-10 10:44:47 +01:00
static void print_report ( AVFormatContext * * output_files ,
2005-12-22 02:10:11 +01:00
AVOutputStream * * ost_table , int nb_ostreams ,
int is_last_report )
2002-10-21 19:42:47 +02:00
{
char buf [ 1024 ] ;
AVOutputStream * ost ;
AVFormatContext * oc , * os ;
2003-02-11 17:35:48 +01:00
int64_t total_size ;
2002-10-21 19:42:47 +02:00
AVCodecContext * enc ;
int frame_number , vid , i ;
double bitrate , ti1 , pts ;
2003-02-11 17:35:48 +01:00
static int64_t last_time = - 1 ;
2005-12-18 21:01:02 +01:00
static int qp_histogram [ 52 ] ;
2005-12-17 19:14:38 +01:00
2002-10-21 19:42:47 +02:00
if ( ! is_last_report ) {
2003-02-11 17:35:48 +01:00
int64_t cur_time ;
2002-10-21 19:42:47 +02:00
/* display the report every 0.5 seconds */
cur_time = av_gettime ( ) ;
if ( last_time = = - 1 ) {
last_time = cur_time ;
return ;
2005-12-17 19:14:38 +01:00
}
2002-10-21 19:42:47 +02:00
if ( ( cur_time - last_time ) < 500000 )
return ;
last_time = cur_time ;
}
2002-03-19 07:30:41 +01:00
2002-10-21 19:42:47 +02:00
oc = output_files [ 0 ] ;
2007-04-14 19:50:39 +02:00
total_size = url_fsize ( & oc - > pb ) ;
if ( total_size < 0 ) // FIXME improve url_fsize() so it works with non seekable output too
total_size = url_ftell ( & oc - > pb ) ;
2005-12-17 19:14:38 +01:00
2002-10-21 19:42:47 +02:00
buf [ 0 ] = ' \0 ' ;
ti1 = 1e10 ;
vid = 0 ;
for ( i = 0 ; i < nb_ostreams ; i + + ) {
ost = ost_table [ i ] ;
os = output_files [ ost - > file_index ] ;
2005-07-18 00:24:36 +02:00
enc = ost - > st - > codec ;
2002-11-20 04:06:12 +01:00
if ( vid & & enc - > codec_type = = CODEC_TYPE_VIDEO ) {
2005-01-12 01:16:25 +01:00
snprintf ( buf + strlen ( buf ) , sizeof ( buf ) - strlen ( buf ) , " q=%2.1f " ,
2003-10-07 13:32:40 +02:00
enc - > coded_frame - > quality / ( float ) FF_QP2LAMBDA ) ;
2002-11-20 04:06:12 +01:00
}
2002-10-21 19:42:47 +02:00
if ( ! vid & & enc - > codec_type = = CODEC_TYPE_VIDEO ) {
2007-03-16 17:13:54 +01:00
float t = ( av_gettime ( ) - timer_start ) / 1000000.0 ;
2002-10-21 19:42:47 +02:00
frame_number = ost - > frame_number ;
2007-03-16 17:13:54 +01:00
snprintf ( buf + strlen ( buf ) , sizeof ( buf ) - strlen ( buf ) , " frame=%5d fps=%3d q=%3.1f " ,
frame_number , ( t > 1 ) ? ( int ) ( frame_number / t + 0.5 ) : 0 ,
enc - > coded_frame ? enc - > coded_frame - > quality / ( float ) FF_QP2LAMBDA : - 1 ) ;
2003-12-30 00:08:30 +01:00
if ( is_last_report )
2005-01-12 01:16:25 +01:00
snprintf ( buf + strlen ( buf ) , sizeof ( buf ) - strlen ( buf ) , " L " ) ;
2005-12-18 21:01:02 +01:00
if ( qp_hist & & enc - > coded_frame ) {
int j ;
int qp = lrintf ( enc - > coded_frame - > quality / ( float ) FF_QP2LAMBDA ) ;
if ( qp > = 0 & & qp < sizeof ( qp_histogram ) / sizeof ( int ) )
qp_histogram [ qp ] + + ;
for ( j = 0 ; j < 32 ; j + + )
snprintf ( buf + strlen ( buf ) , sizeof ( buf ) - strlen ( buf ) , " %X " , ( int ) lrintf ( log ( qp_histogram [ j ] + 1 ) / log ( 2 ) ) ) ;
}
2003-12-30 00:08:30 +01:00
if ( enc - > flags & CODEC_FLAG_PSNR ) {
int j ;
double error , error_sum = 0 ;
double scale , scale_sum = 0 ;
char type [ 3 ] = { ' Y ' , ' U ' , ' V ' } ;
2005-01-12 01:16:25 +01:00
snprintf ( buf + strlen ( buf ) , sizeof ( buf ) - strlen ( buf ) , " PSNR= " ) ;
2003-12-30 00:08:30 +01:00
for ( j = 0 ; j < 3 ; j + + ) {
if ( is_last_report ) {
error = enc - > error [ j ] ;
scale = enc - > width * enc - > height * 255.0 * 255.0 * frame_number ;
} else {
error = enc - > coded_frame - > error [ j ] ;
scale = enc - > width * enc - > height * 255.0 * 255.0 ;
}
if ( j ) scale / = 4 ;
error_sum + = error ;
scale_sum + = scale ;
2005-01-12 01:16:25 +01:00
snprintf ( buf + strlen ( buf ) , sizeof ( buf ) - strlen ( buf ) , " %c:%2.2f " , type [ j ] , psnr ( error / scale ) ) ;
2003-12-30 00:08:30 +01:00
}
2005-01-12 01:16:25 +01:00
snprintf ( buf + strlen ( buf ) , sizeof ( buf ) - strlen ( buf ) , " *:%2.2f " , psnr ( error_sum / scale_sum ) ) ;
2003-12-30 00:08:30 +01:00
}
2002-10-21 19:42:47 +02:00
vid = 1 ;
}
/* compute min output value */
2007-07-17 15:04:22 +02:00
pts = ( double ) ost - > st - > pts . val * av_q2d ( ost - > st - > time_base ) ;
2002-10-26 21:23:22 +02:00
if ( ( pts < ti1 ) & & ( pts > 0 ) )
2002-10-21 19:42:47 +02:00
ti1 = pts ;
}
if ( ti1 < 0.01 )
ti1 = 0.01 ;
2005-12-17 19:14:38 +01:00
2003-09-03 14:13:43 +02:00
if ( verbose | | is_last_report ) {
bitrate = ( double ) ( total_size * 8 ) / ti1 / 1000.0 ;
2005-12-17 19:14:38 +01:00
snprintf ( buf + strlen ( buf ) , sizeof ( buf ) - strlen ( buf ) ,
2002-10-21 19:42:47 +02:00
" size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s " ,
( double ) total_size / 1024 , ti1 , bitrate ) ;
2004-06-12 00:03:16 +02:00
2005-12-22 02:10:11 +01:00
if ( verbose > 1 )
snprintf ( buf + strlen ( buf ) , sizeof ( buf ) - strlen ( buf ) , " dup=%d drop=%d " ,
nb_frames_dup , nb_frames_drop ) ;
2005-12-17 19:14:38 +01:00
2004-04-11 15:50:42 +02:00
if ( verbose > = 0 )
fprintf ( stderr , " %s \r " , buf ) ;
2002-10-21 19:42:47 +02:00
fflush ( stderr ) ;
}
2005-12-17 19:14:38 +01:00
2004-04-15 15:57:55 +02:00
if ( is_last_report & & verbose > = 0 ) {
int64_t raw = audio_size + video_size + extra_size ;
2003-09-03 14:13:43 +02:00
fprintf ( stderr , " \n " ) ;
2004-04-15 15:57:55 +02:00
fprintf ( stderr , " video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%% \n " ,
video_size / 1024.0 ,
audio_size / 1024.0 ,
extra_size / 1024.0 ,
100.0 * ( total_size - raw ) / raw
) ;
}
2002-03-19 07:30:41 +01:00
}
2003-12-15 15:43:44 +01:00
/* pkt = NULL means EOF (needed to flush decoder buffers) */
static int output_packet ( AVInputStream * ist , int ist_index ,
AVOutputStream * * ost_table , int nb_ostreams ,
2004-04-27 01:06:29 +02:00
const AVPacket * pkt )
2003-12-15 15:43:44 +01:00
{
AVFormatContext * os ;
AVOutputStream * ost ;
uint8_t * ptr ;
int len , ret , i ;
uint8_t * data_buf ;
int data_size , got_picture ;
AVFrame picture ;
void * buffer_to_free ;
2006-01-25 23:10:13 +01:00
static unsigned int samples_size = 0 ;
2004-09-28 23:50:40 +02:00
static short * samples = NULL ;
2005-06-03 16:31:45 +02:00
AVSubtitle subtitle , * subtitle_to_free ;
int got_subtitle ;
2005-12-17 19:14:38 +01:00
2004-09-22 19:50:53 +02:00
if ( ! pkt ) {
ist - > pts = ist - > next_pts ; // needed for last packet if vsync=0
} else if ( pkt - > dts ! = AV_NOPTS_VALUE ) { //FIXME seems redundant, as libavformat does this too
2005-04-30 23:43:59 +02:00
ist - > next_pts = ist - > pts = av_rescale_q ( pkt - > dts , ist - > st - > time_base , AV_TIME_BASE_Q ) ;
2003-12-15 15:43:44 +01:00
} else {
2005-01-29 03:27:33 +01:00
// assert(ist->pts == ist->next_pts);
2003-12-15 15:43:44 +01:00
}
2005-12-17 19:14:38 +01:00
2003-12-15 15:43:44 +01:00
if ( pkt = = NULL ) {
/* EOF handling */
ptr = NULL ;
len = 0 ;
goto handle_eof ;
}
len = pkt - > size ;
ptr = pkt - > data ;
while ( len > 0 ) {
handle_eof :
/* decode the packet if needed */
data_buf = NULL ; /* fail safe */
data_size = 0 ;
2005-06-03 16:31:45 +02:00
subtitle_to_free = NULL ;
2003-12-15 15:43:44 +01:00
if ( ist - > decoding_needed ) {
2005-07-18 00:24:36 +02:00
switch ( ist - > st - > codec - > codec_type ) {
2004-08-14 16:51:10 +02:00
case CODEC_TYPE_AUDIO : {
2005-12-17 19:14:38 +01:00
if ( pkt )
2007-03-28 13:53:01 +02:00
samples = av_fast_realloc ( samples , & samples_size , FFMAX ( pkt - > size * sizeof ( * samples ) , AVCODEC_MAX_AUDIO_FRAME_SIZE ) ) ;
2007-02-01 01:34:09 +01:00
data_size = samples_size ;
2003-12-15 15:43:44 +01:00
/* XXX: could avoid copy if PCM 16 bits with same
endianness as CPU */
2007-02-01 01:34:09 +01:00
ret = avcodec_decode_audio2 ( ist - > st - > codec , samples , & data_size ,
2003-12-15 15:43:44 +01:00
ptr , len ) ;
if ( ret < 0 )
goto fail_decode ;
ptr + = ret ;
len - = ret ;
/* Some bug in mpeg audio decoder gives */
/* data_size < 0, it seems they are overflows */
if ( data_size < = 0 ) {
/* no audio frame */
continue ;
}
data_buf = ( uint8_t * ) samples ;
2005-12-17 19:14:38 +01:00
ist - > next_pts + = ( ( int64_t ) AV_TIME_BASE / 2 * data_size ) /
2005-07-18 00:24:36 +02:00
( ist - > st - > codec - > sample_rate * ist - > st - > codec - > channels ) ;
2004-08-14 16:51:10 +02:00
break ; }
2003-12-15 15:43:44 +01:00
case CODEC_TYPE_VIDEO :
2005-07-18 00:24:36 +02:00
data_size = ( ist - > st - > codec - > width * ist - > st - > codec - > height * 3 ) / 2 ;
2003-12-15 15:43:44 +01:00
/* XXX: allocate picture correctly */
2004-02-25 18:35:52 +01:00
avcodec_get_frame_defaults ( & picture ) ;
2005-12-17 19:14:38 +01:00
ret = avcodec_decode_video ( ist - > st - > codec ,
2003-12-15 15:43:44 +01:00
& picture , & got_picture , ptr , len ) ;
ist - > st - > quality = picture . quality ;
2005-12-17 19:14:38 +01:00
if ( ret < 0 )
2003-12-15 15:43:44 +01:00
goto fail_decode ;
if ( ! got_picture ) {
/* no picture yet */
goto discard_packet ;
}
2005-07-18 00:24:36 +02:00
if ( ist - > st - > codec - > time_base . num ! = 0 ) {
2005-12-17 19:14:38 +01:00
ist - > next_pts + = ( ( int64_t ) AV_TIME_BASE *
2005-07-18 00:24:36 +02:00
ist - > st - > codec - > time_base . num ) /
ist - > st - > codec - > time_base . den ;
2003-12-15 15:43:44 +01:00
}
len = 0 ;
break ;
2005-06-03 16:31:45 +02:00
case CODEC_TYPE_SUBTITLE :
2005-12-17 19:14:38 +01:00
ret = avcodec_decode_subtitle ( ist - > st - > codec ,
2005-06-03 16:31:45 +02:00
& subtitle , & got_subtitle , ptr , len ) ;
if ( ret < 0 )
2003-12-15 15:43:44 +01:00
goto fail_decode ;
2005-06-03 16:31:45 +02:00
if ( ! got_subtitle ) {
goto discard_packet ;
2003-12-15 15:43:44 +01:00
}
2005-06-03 16:31:45 +02:00
subtitle_to_free = & subtitle ;
len = 0 ;
break ;
default :
goto fail_decode ;
}
} else {
2007-03-12 15:35:36 +01:00
switch ( ist - > st - > codec - > codec_type ) {
case CODEC_TYPE_AUDIO :
ist - > next_pts + = ( ( int64_t ) AV_TIME_BASE * ist - > st - > codec - > frame_size ) /
( ist - > st - > codec - > sample_rate * ist - > st - > codec - > channels ) ;
break ;
case CODEC_TYPE_VIDEO :
if ( ist - > st - > codec - > time_base . num ! = 0 ) {
ist - > next_pts + = ( ( int64_t ) AV_TIME_BASE *
ist - > st - > codec - > time_base . num ) /
ist - > st - > codec - > time_base . den ;
2004-12-14 21:01:49 +01:00
}
2007-03-12 15:35:36 +01:00
break ;
2003-12-15 15:43:44 +01:00
}
2007-03-12 15:35:36 +01:00
data_buf = ptr ;
data_size = len ;
ret = len ;
len = 0 ;
}
2003-12-15 15:43:44 +01:00
2007-03-12 15:35:36 +01:00
buffer_to_free = NULL ;
if ( ist - > st - > codec - > codec_type = = CODEC_TYPE_VIDEO ) {
pre_process_video_frame ( ist , ( AVPicture * ) & picture ,
& buffer_to_free ) ;
}
2003-12-15 15:43:44 +01:00
2007-03-12 15:35:36 +01:00
// preprocess audio (volume)
if ( ist - > st - > codec - > codec_type = = CODEC_TYPE_AUDIO ) {
if ( audio_volume ! = 256 ) {
short * volp ;
volp = samples ;
for ( i = 0 ; i < ( data_size / sizeof ( short ) ) ; i + + ) {
int v = ( ( * volp ) * audio_volume + 128 ) > > 8 ;
if ( v < - 32768 ) v = - 32768 ;
if ( v > 32767 ) v = 32767 ;
* volp + + = v ;
2005-03-23 02:59:17 +01:00
}
}
2007-03-12 15:35:36 +01:00
}
2005-03-23 02:59:17 +01:00
2007-03-12 15:35:36 +01:00
/* frame rate emulation */
if ( ist - > st - > codec - > rate_emu ) {
int64_t pts = av_rescale ( ( int64_t ) ist - > frame * ist - > st - > codec - > time_base . num , 1000000 , ist - > st - > codec - > time_base . den ) ;
int64_t now = av_gettime ( ) - ist - > start ;
if ( pts > now )
usleep ( pts - now ) ;
2003-12-15 15:43:44 +01:00
2007-03-12 15:35:36 +01:00
ist - > frame + + ;
}
2003-12-15 15:43:44 +01:00
#if 0
2007-03-12 15:35:36 +01:00
/* mpeg PTS deordering : if it is a P or I frame, the PTS
is the one of the next displayed one */
/* XXX: add mpeg4 too ? */
if ( ist - > st - > codec - > codec_id = = CODEC_ID_MPEG1VIDEO ) {
if ( ist - > st - > codec - > pict_type ! = B_TYPE ) {
int64_t tmp ;
tmp = ist - > last_ip_pts ;
ist - > last_ip_pts = ist - > frac_pts . val ;
ist - > frac_pts . val = tmp ;
2003-12-15 15:43:44 +01:00
}
2007-03-12 15:35:36 +01:00
}
2003-12-15 15:43:44 +01:00
# endif
2007-03-12 15:35:36 +01:00
/* if output time reached then transcode raw format,
encode packets and output them */
if ( start_time = = 0 | | ist - > pts > = start_time )
for ( i = 0 ; i < nb_ostreams ; i + + ) {
int frame_size ;
2003-12-15 15:43:44 +01:00
2007-03-12 15:35:36 +01:00
ost = ost_table [ i ] ;
if ( ost - > source_index = = ist_index ) {
os = output_files [ ost - > file_index ] ;
2003-12-15 15:43:44 +01:00
#if 0
2007-03-12 15:35:36 +01:00
printf ( " %d: got pts=%0.3f %0.3f \n " , i ,
( double ) pkt - > pts / AV_TIME_BASE ,
( ( double ) ist - > pts / AV_TIME_BASE ) -
( ( double ) ost - > st - > pts . val * ost - > st - > time_base . num / ost - > st - > time_base . den ) ) ;
2003-12-15 15:43:44 +01:00
# endif
2007-03-12 15:35:36 +01:00
/* set the input output pts pairs */
//ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
if ( ost - > encoding_needed ) {
switch ( ost - > st - > codec - > codec_type ) {
case CODEC_TYPE_AUDIO :
do_audio_out ( os , ost , ist , data_buf , data_size ) ;
break ;
case CODEC_TYPE_VIDEO :
do_video_out ( os , ost , ist , & picture , & frame_size ) ;
video_size + = frame_size ;
2007-04-25 15:55:11 +02:00
if ( vstats_filename & & frame_size )
2007-03-12 15:35:36 +01:00
do_video_stats ( os , ost , frame_size ) ;
break ;
case CODEC_TYPE_SUBTITLE :
do_subtitle_out ( os , ost , ist , & subtitle ,
pkt - > pts ) ;
break ;
default :
2007-07-02 09:43:23 +02:00
abort ( ) ;
2007-03-12 15:35:36 +01:00
}
} else {
AVFrame avframe ; //FIXME/XXX remove this
AVPacket opkt ;
av_init_packet ( & opkt ) ;
2007-08-04 01:25:03 +02:00
if ( ! ost - > frame_number & & ! ( pkt - > flags & PKT_FLAG_KEY ) )
continue ;
2007-03-12 15:35:36 +01:00
/* no reencoding needed : output the packet directly */
/* force the input stream PTS */
avcodec_get_frame_defaults ( & avframe ) ;
ost - > st - > codec - > coded_frame = & avframe ;
avframe . key_frame = pkt - > flags & PKT_FLAG_KEY ;
if ( ost - > st - > codec - > codec_type = = CODEC_TYPE_AUDIO )
audio_size + = data_size ;
else if ( ost - > st - > codec - > codec_type = = CODEC_TYPE_VIDEO ) {
video_size + = data_size ;
ost - > sync_opts + + ;
}
opkt . stream_index = ost - > index ;
if ( pkt - > pts ! = AV_NOPTS_VALUE )
2007-08-03 21:21:50 +02:00
opkt . pts = av_rescale_q ( pkt - > pts , ist - > st - > time_base , ost - > st - > time_base ) ;
2007-03-12 15:35:36 +01:00
else
opkt . pts = AV_NOPTS_VALUE ;
if ( pkt - > dts = = AV_NOPTS_VALUE )
2007-08-03 22:49:53 +02:00
opkt . dts = av_rescale_q ( ist - > next_pts , AV_TIME_BASE_Q , ost - > st - > time_base ) ;
2004-10-07 03:55:34 +02:00
else
2007-08-03 22:49:53 +02:00
opkt . dts = av_rescale_q ( pkt - > dts , ist - > st - > time_base , ost - > st - > time_base ) ;
2007-07-25 21:36:43 +02:00
opkt . duration = av_rescale_q ( pkt - > duration , ist - > st - > time_base , ost - > st - > time_base ) ;
2007-03-12 15:35:36 +01:00
opkt . flags = pkt - > flags ;
//FIXME remove the following 2 lines they shall be replaced by the bitstream filters
if ( av_parser_change ( ist - > st - > parser , ost - > st - > codec , & opkt . data , & opkt . size , data_buf , data_size , pkt - > flags & PKT_FLAG_KEY ) )
opkt . destruct = av_destruct_packet ;
write_frame ( os , & opkt , ost - > st - > codec , bitstream_filters [ ost - > file_index ] [ pkt - > stream_index ] ) ;
ost - > st - > codec - > frame_number + + ;
ost - > frame_number + + ;
av_free_packet ( & opkt ) ;
2003-12-15 15:43:44 +01:00
}
}
2007-03-12 15:35:36 +01:00
}
av_free ( buffer_to_free ) ;
/* XXX: allocate the subtitles in the codec ? */
if ( subtitle_to_free ) {
if ( subtitle_to_free - > rects ! = NULL ) {
for ( i = 0 ; i < subtitle_to_free - > num_rects ; i + + ) {
av_free ( subtitle_to_free - > rects [ i ] . bitmap ) ;
av_free ( subtitle_to_free - > rects [ i ] . rgba_palette ) ;
2005-07-17 02:28:12 +02:00
}
2007-03-12 15:35:36 +01:00
av_freep ( & subtitle_to_free - > rects ) ;
2005-06-03 16:31:45 +02:00
}
2007-03-12 15:35:36 +01:00
subtitle_to_free - > num_rects = 0 ;
subtitle_to_free = NULL ;
2003-12-15 15:43:44 +01:00
}
2007-03-12 15:35:36 +01:00
}
2003-12-15 15:43:44 +01:00
discard_packet :
2004-06-22 23:14:01 +02:00
if ( pkt = = NULL ) {
/* EOF handling */
2005-12-17 19:14:38 +01:00
2004-06-22 23:14:01 +02:00
for ( i = 0 ; i < nb_ostreams ; i + + ) {
ost = ost_table [ i ] ;
if ( ost - > source_index = = ist_index ) {
2005-07-18 00:24:36 +02:00
AVCodecContext * enc = ost - > st - > codec ;
2004-06-22 23:14:01 +02:00
os = output_files [ ost - > file_index ] ;
2005-12-17 19:14:38 +01:00
2005-07-18 00:24:36 +02:00
if ( ost - > st - > codec - > codec_type = = CODEC_TYPE_AUDIO & & enc - > frame_size < = 1 )
2004-06-22 23:14:01 +02:00
continue ;
2005-07-18 00:24:36 +02:00
if ( ost - > st - > codec - > codec_type = = CODEC_TYPE_VIDEO & & ( os - > oformat - > flags & AVFMT_RAWPICTURE ) )
2004-06-22 23:14:01 +02:00
continue ;
if ( ost - > encoding_needed ) {
for ( ; ; ) {
AVPacket pkt ;
2006-06-24 11:25:21 +02:00
int fifo_bytes ;
2004-06-22 23:14:01 +02:00
av_init_packet ( & pkt ) ;
pkt . stream_index = ost - > index ;
2005-12-17 19:14:38 +01:00
2005-07-18 00:24:36 +02:00
switch ( ost - > st - > codec - > codec_type ) {
2005-12-17 19:14:38 +01:00
case CODEC_TYPE_AUDIO :
2006-09-21 09:31:53 +02:00
fifo_bytes = av_fifo_size ( & ost - > fifo ) ;
2006-06-24 11:25:21 +02:00
ret = 0 ;
/* encode any samples remaining in fifo */
if ( fifo_bytes > 0 & & enc - > codec - > capabilities & CODEC_CAP_SMALL_LAST_FRAME ) {
int fs_tmp = enc - > frame_size ;
enc - > frame_size = fifo_bytes / ( 2 * enc - > channels ) ;
2006-09-21 09:31:53 +02:00
if ( av_fifo_read ( & ost - > fifo , ( uint8_t * ) samples , fifo_bytes ) = = 0 ) {
2006-06-24 11:25:21 +02:00
ret = avcodec_encode_audio ( enc , bit_buffer , bit_buffer_size , samples ) ;
}
enc - > frame_size = fs_tmp ;
2006-06-24 11:57:28 +02:00
}
if ( ret < = 0 ) {
2006-06-24 11:25:21 +02:00
ret = avcodec_encode_audio ( enc , bit_buffer , bit_buffer_size , NULL ) ;
}
2004-06-22 23:14:01 +02:00
audio_size + = ret ;
pkt . flags | = PKT_FLAG_KEY ;
break ;
case CODEC_TYPE_VIDEO :
2004-11-27 18:46:30 +01:00
ret = avcodec_encode_video ( enc , bit_buffer , bit_buffer_size , NULL ) ;
2004-06-22 23:14:01 +02:00
video_size + = ret ;
if ( enc - > coded_frame & & enc - > coded_frame - > key_frame )
pkt . flags | = PKT_FLAG_KEY ;
if ( ost - > logfile & & enc - > stats_out ) {
fprintf ( ost - > logfile , " %s " , enc - > stats_out ) ;
}
break ;
default :
ret = - 1 ;
}
2005-12-17 19:14:38 +01:00
2004-06-22 23:14:01 +02:00
if ( ret < = 0 )
break ;
2004-06-22 23:45:30 +02:00
pkt . data = bit_buffer ;
2004-06-22 23:14:01 +02:00
pkt . size = ret ;
2005-09-11 10:24:36 +02:00
if ( enc - > coded_frame & & enc - > coded_frame - > pts ! = AV_NOPTS_VALUE )
2005-04-30 23:43:59 +02:00
pkt . pts = av_rescale_q ( enc - > coded_frame - > pts , enc - > time_base , ost - > st - > time_base ) ;
2006-07-06 17:04:46 +02:00
write_frame ( os , & pkt , ost - > st - > codec , bitstream_filters [ ost - > file_index ] [ pkt . stream_index ] ) ;
2004-06-22 23:14:01 +02:00
}
}
}
}
}
2005-12-17 19:14:38 +01:00
2003-12-15 15:43:44 +01:00
return 0 ;
fail_decode :
return - 1 ;
}
2001-07-22 16:37:44 +02:00
/*
* The following code is the main loop of the file converter
*/
static int av_encode ( AVFormatContext * * output_files ,
int nb_output_files ,
AVFormatContext * * input_files ,
int nb_input_files ,
AVStreamMap * stream_maps , int nb_stream_maps )
{
2003-07-12 09:37:05 +02:00
int ret , i , j , k , n , nb_istreams = 0 , nb_ostreams = 0 ;
2001-07-22 16:37:44 +02:00
AVFormatContext * is , * os ;
AVCodecContext * codec , * icodec ;
AVOutputStream * ost , * * ost_table = NULL ;
AVInputStream * ist , * * ist_table = NULL ;
2001-08-13 23:43:02 +02:00
AVInputFile * file_table ;
2002-05-30 04:38:57 +02:00
int key ;
2001-08-13 23:43:02 +02:00
2002-05-09 03:06:59 +02:00
file_table = ( AVInputFile * ) av_mallocz ( nb_input_files * sizeof ( AVInputFile ) ) ;
2001-08-13 23:43:02 +02:00
if ( ! file_table )
goto fail ;
2005-12-17 19:14:38 +01:00
2001-07-22 16:37:44 +02:00
/* input stream init */
j = 0 ;
for ( i = 0 ; i < nb_input_files ; i + + ) {
is = input_files [ i ] ;
file_table [ i ] . ist_index = j ;
2002-05-20 18:32:49 +02:00
file_table [ i ] . nb_streams = is - > nb_streams ;
2001-07-22 16:37:44 +02:00
j + = is - > nb_streams ;
}
nb_istreams = j ;
ist_table = av_mallocz ( nb_istreams * sizeof ( AVInputStream * ) ) ;
if ( ! ist_table )
2001-08-13 23:43:02 +02:00
goto fail ;
2005-12-17 19:14:38 +01:00
2001-07-22 16:37:44 +02:00
for ( i = 0 ; i < nb_istreams ; i + + ) {
ist = av_mallocz ( sizeof ( AVInputStream ) ) ;
if ( ! ist )
goto fail ;
ist_table [ i ] = ist ;
}
j = 0 ;
for ( i = 0 ; i < nb_input_files ; i + + ) {
is = input_files [ i ] ;
for ( k = 0 ; k < is - > nb_streams ; k + + ) {
ist = ist_table [ j + + ] ;
ist - > st = is - > streams [ k ] ;
ist - > file_index = i ;
ist - > index = k ;
ist - > discard = 1 ; /* the stream is discarded by default
( changed later ) */
2003-03-07 13:37:49 +01:00
2005-07-18 00:24:36 +02:00
if ( ist - > st - > codec - > rate_emu ) {
2003-03-07 13:37:49 +01:00
ist - > start = av_gettime ( ) ;
ist - > frame = 0 ;
}
2001-07-22 16:37:44 +02:00
}
}
/* output stream init */
nb_ostreams = 0 ;
for ( i = 0 ; i < nb_output_files ; i + + ) {
os = output_files [ i ] ;
2006-11-05 21:08:26 +01:00
if ( ! os - > nb_streams ) {
fprintf ( stderr , " Output file does not contain any stream \n " ) ;
exit ( 1 ) ;
}
2001-07-22 16:37:44 +02:00
nb_ostreams + = os - > nb_streams ;
}
if ( nb_stream_maps > 0 & & nb_stream_maps ! = nb_ostreams ) {
fprintf ( stderr , " Number of stream maps must match number of output streams \n " ) ;
exit ( 1 ) ;
}
2003-05-05 22:39:24 +02:00
/* Sanity check the mapping args -- do the input files & streams exist? */
for ( i = 0 ; i < nb_stream_maps ; i + + ) {
int fi = stream_maps [ i ] . file_index ;
int si = stream_maps [ i ] . stream_index ;
2005-12-17 19:14:38 +01:00
2003-05-05 22:39:24 +02:00
if ( fi < 0 | | fi > nb_input_files - 1 | |
si < 0 | | si > file_table [ fi ] . nb_streams - 1 ) {
fprintf ( stderr , " Could not find input stream #%d.%d \n " , fi , si ) ;
exit ( 1 ) ;
}
2005-05-26 10:59:05 +02:00
fi = stream_maps [ i ] . sync_file_index ;
si = stream_maps [ i ] . sync_stream_index ;
if ( fi < 0 | | fi > nb_input_files - 1 | |
si < 0 | | si > file_table [ fi ] . nb_streams - 1 ) {
fprintf ( stderr , " Could not find sync stream #%d.%d \n " , fi , si ) ;
exit ( 1 ) ;
}
2003-05-05 22:39:24 +02:00
}
2005-12-17 19:14:38 +01:00
2001-07-22 16:37:44 +02:00
ost_table = av_mallocz ( sizeof ( AVOutputStream * ) * nb_ostreams ) ;
if ( ! ost_table )
goto fail ;
for ( i = 0 ; i < nb_ostreams ; i + + ) {
ost = av_mallocz ( sizeof ( AVOutputStream ) ) ;
if ( ! ost )
goto fail ;
ost_table [ i ] = ost ;
}
2005-12-17 19:14:38 +01:00
2001-07-22 16:37:44 +02:00
n = 0 ;
for ( k = 0 ; k < nb_output_files ; k + + ) {
os = output_files [ k ] ;
for ( i = 0 ; i < os - > nb_streams ; i + + ) {
int found ;
ost = ost_table [ n + + ] ;
ost - > file_index = k ;
ost - > index = i ;
ost - > st = os - > streams [ i ] ;
if ( nb_stream_maps > 0 ) {
2005-12-17 19:14:38 +01:00
ost - > source_index = file_table [ stream_maps [ n - 1 ] . file_index ] . ist_index +
2001-07-22 16:37:44 +02:00
stream_maps [ n - 1 ] . stream_index ;
2005-12-17 19:14:38 +01:00
2003-05-05 22:39:24 +02:00
/* Sanity check that the stream types match */
2005-07-18 00:24:36 +02:00
if ( ist_table [ ost - > source_index ] - > st - > codec - > codec_type ! = ost - > st - > codec - > codec_type ) {
2003-05-05 22:39:24 +02:00
fprintf ( stderr , " Codec type mismatch for mapping #%d.%d -> #%d.%d \n " ,
stream_maps [ n - 1 ] . file_index , stream_maps [ n - 1 ] . stream_index ,
ost - > file_index , ost - > index ) ;
exit ( 1 ) ;
}
2005-12-17 19:14:38 +01:00
2001-07-22 16:37:44 +02:00
} else {
/* get corresponding input stream index : we select the first one with the right type */
found = 0 ;
for ( j = 0 ; j < nb_istreams ; j + + ) {
ist = ist_table [ j ] ;
2005-12-17 19:14:38 +01:00
if ( ist - > discard & &
2005-07-18 00:24:36 +02:00
ist - > st - > codec - > codec_type = = ost - > st - > codec - > codec_type ) {
2001-07-22 16:37:44 +02:00
ost - > source_index = j ;
found = 1 ;
2004-09-29 17:53:37 +02:00
break ;
2001-07-22 16:37:44 +02:00
}
}
2005-12-17 19:14:38 +01:00
2001-07-22 16:37:44 +02:00
if ( ! found ) {
/* try again and reuse existing stream */
for ( j = 0 ; j < nb_istreams ; j + + ) {
ist = ist_table [ j ] ;
2005-07-18 00:24:36 +02:00
if ( ist - > st - > codec - > codec_type = = ost - > st - > codec - > codec_type ) {
2001-07-22 16:37:44 +02:00
ost - > source_index = j ;
found = 1 ;
}
}
if ( ! found ) {
fprintf ( stderr , " Could not find input stream matching output stream #%d.%d \n " ,
ost - > file_index , ost - > index ) ;
exit ( 1 ) ;
}
}
}
ist = ist_table [ ost - > source_index ] ;
ist - > discard = 0 ;
2005-05-26 10:59:05 +02:00
ost - > sync_ist = ( nb_stream_maps > 0 ) ?
ist_table [ file_table [ stream_maps [ n - 1 ] . sync_file_index ] . ist_index +
stream_maps [ n - 1 ] . sync_stream_index ] : ist ;
2001-07-22 16:37:44 +02:00
}
}
/* for each output stream, we compute the right encoding parameters */
for ( i = 0 ; i < nb_ostreams ; i + + ) {
ost = ost_table [ i ] ;
2007-08-04 18:03:39 +02:00
os = output_files [ ost - > file_index ] ;
2001-07-22 16:37:44 +02:00
ist = ist_table [ ost - > source_index ] ;
2005-07-18 00:24:36 +02:00
codec = ost - > st - > codec ;
icodec = ist - > st - > codec ;
2001-07-22 16:37:44 +02:00
2007-07-25 21:39:27 +02:00
if ( ! ost - > st - > language [ 0 ] )
av_strlcpy ( ost - > st - > language , ist - > st - > language ,
sizeof ( ost - > st - > language ) ) ;
2002-10-11 11:19:34 +02:00
if ( ost - > st - > stream_copy ) {
/* if stream_copy is selected, no need to decode or encode */
codec - > codec_id = icodec - > codec_id ;
codec - > codec_type = icodec - > codec_type ;
2007-08-04 18:03:39 +02:00
if ( ! codec - > codec_tag ) {
if ( ! os - > oformat - > codec_tag
| | av_codec_get_id ( os - > oformat - > codec_tag , icodec - > codec_tag ) > 0
| | av_codec_get_tag ( os - > oformat - > codec_tag , icodec - > codec_id ) < = 0 )
codec - > codec_tag = icodec - > codec_tag ;
}
2002-10-11 11:19:34 +02:00
codec - > bit_rate = icodec - > bit_rate ;
2005-03-24 02:47:45 +01:00
codec - > extradata = icodec - > extradata ;
codec - > extradata_size = icodec - > extradata_size ;
2006-11-06 22:54:23 +01:00
if ( av_q2d ( icodec - > time_base ) > av_q2d ( ist - > st - > time_base ) & & av_q2d ( ist - > st - > time_base ) < 1.0 / 1000 )
2006-10-31 01:39:02 +01:00
codec - > time_base = icodec - > time_base ;
else
codec - > time_base = ist - > st - > time_base ;
2002-10-11 11:19:34 +02:00
switch ( codec - > codec_type ) {
case CODEC_TYPE_AUDIO :
codec - > sample_rate = icodec - > sample_rate ;
codec - > channels = icodec - > channels ;
2004-04-01 21:16:24 +02:00
codec - > frame_size = icodec - > frame_size ;
2004-12-20 13:55:40 +01:00
codec - > block_align = icodec - > block_align ;
2007-08-04 01:23:42 +02:00
if ( codec - > block_align = = 1 & & codec - > codec_id = = CODEC_ID_MP3 )
codec - > block_align = 0 ;
2002-10-11 11:19:34 +02:00
break ;
case CODEC_TYPE_VIDEO :
2007-02-09 18:45:28 +01:00
if ( using_vhook ) {
fprintf ( stderr , " -vcodec copy and -vhook are incompatible (frames are not decoded) \n " ) ;
exit ( 1 ) ;
}
2006-02-13 16:36:13 +01:00
codec - > pix_fmt = icodec - > pix_fmt ;
2002-10-11 11:19:34 +02:00
codec - > width = icodec - > width ;
codec - > height = icodec - > height ;
2005-03-22 19:15:55 +01:00
codec - > has_b_frames = icodec - > has_b_frames ;
2002-10-11 11:19:34 +02:00
break ;
2005-06-03 16:31:45 +02:00
case CODEC_TYPE_SUBTITLE :
break ;
2002-10-11 11:19:34 +02:00
default :
2007-07-02 09:43:23 +02:00
abort ( ) ;
2002-10-11 11:19:34 +02:00
}
} else {
switch ( codec - > codec_type ) {
case CODEC_TYPE_AUDIO :
2006-09-21 09:31:53 +02:00
if ( av_fifo_init ( & ost - > fifo , 2 * MAX_AUDIO_PACKET_SIZE ) )
2001-07-22 16:37:44 +02:00
goto fail ;
2005-12-17 19:14:38 +01:00
2001-07-22 16:37:44 +02:00
if ( codec - > channels = = icodec - > channels & &
codec - > sample_rate = = icodec - > sample_rate ) {
ost - > audio_resample = 0 ;
} else {
2002-04-09 06:52:49 +02:00
if ( codec - > channels ! = icodec - > channels & &
2004-07-14 03:32:14 +02:00
( icodec - > codec_id = = CODEC_ID_AC3 | |
icodec - > codec_id = = CODEC_ID_DTS ) ) {
/* Special case for 5:1 AC3 and DTS input */
2002-04-09 06:52:49 +02:00
/* and mono or stereo output */
2002-05-15 00:06:13 +02:00
/* Request specific number of channels */
icodec - > channels = codec - > channels ;
if ( codec - > sample_rate = = icodec - > sample_rate )
ost - > audio_resample = 0 ;
else {
ost - > audio_resample = 1 ;
}
2002-04-09 06:52:49 +02:00
} else {
2005-12-17 19:14:38 +01:00
ost - > audio_resample = 1 ;
2004-06-30 16:47:29 +02:00
}
}
2004-06-30 19:53:05 +02:00
if ( audio_sync_method > 1 )
2004-06-30 16:47:29 +02:00
ost - > audio_resample = 1 ;
if ( ost - > audio_resample ) {
ost - > resample = audio_resample_init ( codec - > channels , icodec - > channels ,
codec - > sample_rate , icodec - > sample_rate ) ;
if ( ! ost - > resample ) {
printf ( " Can't resample. Aborting. \n " ) ;
2007-07-02 09:43:23 +02:00
abort ( ) ;
2002-04-09 06:52:49 +02:00
}
2001-07-22 16:37:44 +02:00
}
ist - > decoding_needed = 1 ;
ost - > encoding_needed = 1 ;
2002-10-11 11:19:34 +02:00
break ;
case CODEC_TYPE_VIDEO :
2006-04-20 14:57:19 +02:00
ost - > video_crop = ( ( frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand ) ! = 0 ) ;
ost - > video_pad = ( ( frame_padleft + frame_padright + frame_padtop + frame_padbottom ) ! = 0 ) ;
ost - > video_resample = ( ( codec - > width ! = icodec - > width -
( frame_leftBand + frame_rightBand ) +
( frame_padleft + frame_padright ) ) | |
( codec - > height ! = icodec - > height -
( frame_topBand + frame_bottomBand ) +
2006-08-02 13:50:38 +02:00
( frame_padtop + frame_padbottom ) ) | |
( codec - > pix_fmt ! = icodec - > pix_fmt ) ) ;
2006-04-20 14:57:19 +02:00
if ( ost - > video_crop ) {
2002-12-05 10:00:18 +01:00
ost - > topBand = frame_topBand ;
ost - > leftBand = frame_leftBand ;
2006-04-20 14:57:19 +02:00
}
if ( ost - > video_pad ) {
2004-04-08 20:54:40 +02:00
ost - > padtop = frame_padtop ;
ost - > padleft = frame_padleft ;
ost - > padbottom = frame_padbottom ;
ost - > padright = frame_padright ;
2006-04-20 14:57:19 +02:00
if ( ! ost - > video_resample ) {
avcodec_get_frame_defaults ( & ost - > pict_tmp ) ;
if ( avpicture_alloc ( ( AVPicture * ) & ost - > pict_tmp , codec - > pix_fmt ,
codec - > width , codec - > height ) )
goto fail ;
}
}
if ( ost - > video_resample ) {
2004-04-18 13:22:35 +02:00
avcodec_get_frame_defaults ( & ost - > pict_tmp ) ;
2006-08-02 13:50:38 +02:00
if ( avpicture_alloc ( ( AVPicture * ) & ost - > pict_tmp , codec - > pix_fmt ,
2007-03-31 18:04:44 +02:00
codec - > width , codec - > height ) ) {
fprintf ( stderr , " Cannot allocate temp picture, check pix fmt \n " ) ;
2007-02-28 16:07:35 +01:00
exit ( 1 ) ;
2007-03-31 18:04:44 +02:00
}
2007-06-26 18:13:44 +02:00
sws_flags = av_get_int ( sws_opts , " sws_flags " , NULL ) ;
2006-08-02 13:50:38 +02:00
ost - > img_resample_ctx = sws_getContext (
icodec - > width - ( frame_leftBand + frame_rightBand ) ,
icodec - > height - ( frame_topBand + frame_bottomBand ) ,
icodec - > pix_fmt ,
2006-04-10 11:04:15 +02:00
codec - > width - ( frame_padleft + frame_padright ) ,
codec - > height - ( frame_padtop + frame_padbottom ) ,
2006-08-02 13:50:38 +02:00
codec - > pix_fmt ,
sws_flags , NULL , NULL , NULL ) ;
2006-08-05 15:09:42 +02:00
if ( ost - > img_resample_ctx = = NULL ) {
fprintf ( stderr , " Cannot get resampling context \n " ) ;
exit ( 1 ) ;
}
2006-08-02 13:50:38 +02:00
ost - > resample_height = icodec - > height - ( frame_topBand + frame_bottomBand ) ;
2001-07-22 16:37:44 +02:00
}
ost - > encoding_needed = 1 ;
ist - > decoding_needed = 1 ;
2002-10-11 11:19:34 +02:00
break ;
2005-06-03 16:31:45 +02:00
case CODEC_TYPE_SUBTITLE :
ost - > encoding_needed = 1 ;
ist - > decoding_needed = 1 ;
break ;
2002-10-11 11:19:34 +02:00
default :
2007-07-02 09:43:23 +02:00
abort ( ) ;
2005-06-03 16:31:45 +02:00
break ;
2001-07-22 16:37:44 +02:00
}
2002-10-11 11:19:34 +02:00
/* two pass mode */
2005-12-17 19:14:38 +01:00
if ( ost - > encoding_needed & &
2002-10-11 11:19:34 +02:00
( codec - > flags & ( CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2 ) ) ) {
char logfilename [ 1024 ] ;
FILE * f ;
int size ;
char * logbuffer ;
2005-12-17 19:14:38 +01:00
snprintf ( logfilename , sizeof ( logfilename ) , " %s-%d.log " ,
pass_logfilename ?
2002-10-11 11:19:34 +02:00
pass_logfilename : DEFAULT_PASS_LOGFILENAME , i ) ;
if ( codec - > flags & CODEC_FLAG_PASS1 ) {
f = fopen ( logfilename , " w " ) ;
if ( ! f ) {
perror ( logfilename ) ;
exit ( 1 ) ;
}
ost - > logfile = f ;
} else {
/* read the log file */
f = fopen ( logfilename , " r " ) ;
if ( ! f ) {
perror ( logfilename ) ;
exit ( 1 ) ;
}
fseek ( f , 0 , SEEK_END ) ;
size = ftell ( f ) ;
fseek ( f , 0 , SEEK_SET ) ;
logbuffer = av_malloc ( size + 1 ) ;
if ( ! logbuffer ) {
fprintf ( stderr , " Could not allocate log buffer \n " ) ;
exit ( 1 ) ;
}
2004-02-14 16:04:01 +01:00
size = fread ( logbuffer , 1 , size , f ) ;
2002-10-11 11:19:34 +02:00
fclose ( f ) ;
logbuffer [ size ] = ' \0 ' ;
codec - > stats_in = logbuffer ;
2002-10-10 19:09:01 +02:00
}
}
}
2004-11-27 18:46:30 +01:00
if ( codec - > codec_type = = CODEC_TYPE_VIDEO ) {
int size = codec - > width * codec - > height ;
bit_buffer_size = FFMAX ( bit_buffer_size , 4 * size ) ;
}
2001-07-22 16:37:44 +02:00
}
2004-11-27 18:46:30 +01:00
if ( ! bit_buffer )
bit_buffer = av_malloc ( bit_buffer_size ) ;
if ( ! bit_buffer )
goto fail ;
2002-10-11 11:19:34 +02:00
/* dump the file output parameters - cannot be done before in case
of stream copy */
for ( i = 0 ; i < nb_output_files ; i + + ) {
dump_format ( output_files [ i ] , i , output_files [ i ] - > filename , 1 ) ;
}
/* dump the stream mapping */
2004-04-11 15:50:42 +02:00
if ( verbose > = 0 ) {
fprintf ( stderr , " Stream mapping: \n " ) ;
for ( i = 0 ; i < nb_ostreams ; i + + ) {
ost = ost_table [ i ] ;
2005-05-26 10:59:05 +02:00
fprintf ( stderr , " Stream #%d.%d -> #%d.%d " ,
2004-04-11 15:50:42 +02:00
ist_table [ ost - > source_index ] - > file_index ,
ist_table [ ost - > source_index ] - > index ,
2005-12-17 19:14:38 +01:00
ost - > file_index ,
2004-04-11 15:50:42 +02:00
ost - > index ) ;
2005-05-26 10:59:05 +02:00
if ( ost - > sync_ist ! = ist_table [ ost - > source_index ] )
fprintf ( stderr , " [sync #%d.%d] " ,
ost - > sync_ist - > file_index ,
ost - > sync_ist - > index ) ;
fprintf ( stderr , " \n " ) ;
2004-04-11 15:50:42 +02:00
}
2002-10-11 11:19:34 +02:00
}
2001-07-22 16:37:44 +02:00
/* open each encoder */
for ( i = 0 ; i < nb_ostreams ; i + + ) {
ost = ost_table [ i ] ;
if ( ost - > encoding_needed ) {
AVCodec * codec ;
2005-07-18 00:24:36 +02:00
codec = avcodec_find_encoder ( ost - > st - > codec - > codec_id ) ;
2001-07-22 16:37:44 +02:00
if ( ! codec ) {
2005-12-17 19:14:38 +01:00
fprintf ( stderr , " Unsupported codec for output stream #%d.%d \n " ,
2001-07-22 16:37:44 +02:00
ost - > file_index , ost - > index ) ;
exit ( 1 ) ;
}
2005-07-18 00:24:36 +02:00
if ( avcodec_open ( ost - > st - > codec , codec ) < 0 ) {
2005-12-17 19:14:38 +01:00
fprintf ( stderr , " Error while opening codec for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height \n " ,
2001-07-22 16:37:44 +02:00
ost - > file_index , ost - > index ) ;
exit ( 1 ) ;
}
2005-07-18 00:24:36 +02:00
extra_size + = ost - > st - > codec - > extradata_size ;
2001-07-22 16:37:44 +02:00
}
}
/* open each decoder */
for ( i = 0 ; i < nb_istreams ; i + + ) {
ist = ist_table [ i ] ;
if ( ist - > decoding_needed ) {
AVCodec * codec ;
2005-07-18 00:24:36 +02:00
codec = avcodec_find_decoder ( ist - > st - > codec - > codec_id ) ;
2001-07-22 16:37:44 +02:00
if ( ! codec ) {
2005-12-17 19:14:38 +01:00
fprintf ( stderr , " Unsupported codec (id=%d) for input stream #%d.%d \n " ,
2005-07-18 00:24:36 +02:00
ist - > st - > codec - > codec_id , ist - > file_index , ist - > index ) ;
2001-07-22 16:37:44 +02:00
exit ( 1 ) ;
}
2005-07-18 00:24:36 +02:00
if ( avcodec_open ( ist - > st - > codec , codec ) < 0 ) {
2005-12-17 19:14:38 +01:00
fprintf ( stderr , " Error while opening codec for input stream #%d.%d \n " ,
2001-07-22 16:37:44 +02:00
ist - > file_index , ist - > index ) ;
exit ( 1 ) ;
}
2005-07-18 00:24:36 +02:00
//if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
// ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
2001-07-22 16:37:44 +02:00
}
}
/* init pts */
for ( i = 0 ; i < nb_istreams ; i + + ) {
ist = ist_table [ i ] ;
2005-12-22 02:10:11 +01:00
is = input_files [ ist - > file_index ] ;
2003-07-31 00:37:43 +02:00
ist - > pts = 0 ;
2007-08-03 21:21:50 +02:00
ist - > next_pts = 0 ;
2007-08-10 03:15:51 +02:00
if ( input_files_ts_offset [ ist - > file_index ] ! = - is - > start_time
& & ! ( is - > start_time = = AV_NOPTS_VALUE & & input_files_ts_offset [ ist - > file_index ] = = 0 ) )
2005-01-17 04:15:57 +01:00
ist - > next_pts = AV_NOPTS_VALUE ;
2004-06-30 19:53:05 +02:00
ist - > is_start = 1 ;
2001-07-22 16:37:44 +02:00
}
2004-09-20 17:49:24 +02:00
2004-07-21 03:35:32 +02:00
/* set meta data information from input file if required */
for ( i = 0 ; i < nb_meta_data_maps ; i + + ) {
AVFormatContext * out_file ;
AVFormatContext * in_file ;
int out_file_index = meta_data_maps [ i ] . out_file ;
int in_file_index = meta_data_maps [ i ] . in_file ;
if ( out_file_index < 0 | | out_file_index > = nb_output_files ) {
fprintf ( stderr , " Invalid output file index %d map_meta_data(%d,%d) \n " , out_file_index , out_file_index , in_file_index ) ;
2007-02-13 19:26:14 +01:00
ret = AVERROR ( EINVAL ) ;
2004-07-21 03:35:32 +02:00
goto fail ;
}
if ( in_file_index < 0 | | in_file_index > = nb_input_files ) {
fprintf ( stderr , " Invalid input file index %d map_meta_data(%d,%d) \n " , in_file_index , out_file_index , in_file_index ) ;
2007-02-13 19:26:14 +01:00
ret = AVERROR ( EINVAL ) ;
2004-07-21 03:35:32 +02:00
goto fail ;
2005-12-17 19:14:38 +01:00
}
2004-07-21 03:35:32 +02:00
out_file = output_files [ out_file_index ] ;
in_file = input_files [ in_file_index ] ;
strcpy ( out_file - > title , in_file - > title ) ;
strcpy ( out_file - > author , in_file - > author ) ;
strcpy ( out_file - > copyright , in_file - > copyright ) ;
strcpy ( out_file - > comment , in_file - > comment ) ;
strcpy ( out_file - > album , in_file - > album ) ;
out_file - > year = in_file - > year ;
out_file - > track = in_file - > track ;
strcpy ( out_file - > genre , in_file - > genre ) ;
}
2005-12-17 19:14:38 +01:00
2001-07-22 16:37:44 +02:00
/* open files and write file headers */
for ( i = 0 ; i < nb_output_files ; i + + ) {
os = output_files [ i ] ;
2002-05-20 18:32:49 +02:00
if ( av_write_header ( os ) < 0 ) {
2004-07-26 18:32:15 +02:00
fprintf ( stderr , " Could not write header for output file #%d (incorrect codec parameters ?) \n " , i ) ;
2007-02-13 19:26:14 +01:00
ret = AVERROR ( EINVAL ) ;
2001-09-25 01:22:25 +02:00
goto fail ;
}
2001-07-22 16:37:44 +02:00
}
2004-04-11 15:50:42 +02:00
if ( ! using_stdin & & verbose > = 0 ) {
2003-08-29 22:51:10 +02:00
fprintf ( stderr , " Press [q] to stop encoding \n " ) ;
2004-03-14 20:40:43 +01:00
url_set_interrupt_cb ( decode_interrupt_cb ) ;
}
2001-09-25 01:22:25 +02:00
term_init ( ) ;
2002-05-30 04:38:57 +02:00
key = - 1 ;
2007-03-16 17:13:54 +01:00
timer_start = av_gettime ( ) ;
2002-05-09 03:06:59 +02:00
2003-08-29 22:51:10 +02:00
for ( ; received_sigterm = = 0 ; ) {
2001-07-22 16:37:44 +02:00
int file_index , ist_index ;
AVPacket pkt ;
2004-07-25 02:22:20 +02:00
double ipts_min ;
double opts_min ;
2004-06-30 00:56:54 +02:00
2001-07-22 16:37:44 +02:00
redo :
2004-07-25 02:22:20 +02:00
ipts_min = 1e100 ;
opts_min = 1e100 ;
2001-09-25 01:22:25 +02:00
/* if 'q' pressed, exits */
2003-08-29 22:51:10 +02:00
if ( ! using_stdin ) {
2004-03-14 20:40:43 +01:00
if ( q_pressed )
break ;
2002-05-30 04:38:57 +02:00
/* read_key() returns 0 on EOF */
key = read_key ( ) ;
if ( key = = ' q ' )
break ;
}
2001-09-25 01:22:25 +02:00
2002-10-21 19:42:47 +02:00
/* select the stream that we must read now by looking at the
smallest output pts */
2001-07-22 16:37:44 +02:00
file_index = - 1 ;
2002-10-21 19:42:47 +02:00
for ( i = 0 ; i < nb_ostreams ; i + + ) {
2004-06-30 00:56:54 +02:00
double ipts , opts ;
2002-10-21 19:42:47 +02:00
ost = ost_table [ i ] ;
os = output_files [ ost - > file_index ] ;
ist = ist_table [ ost - > source_index ] ;
2005-07-18 00:24:36 +02:00
if ( ost - > st - > codec - > codec_type = = CODEC_TYPE_VIDEO )
opts = ost - > sync_opts * av_q2d ( ost - > st - > codec - > time_base ) ;
2004-06-30 00:56:54 +02:00
else
2005-04-30 23:43:59 +02:00
opts = ost - > st - > pts . val * av_q2d ( ost - > st - > time_base ) ;
2004-06-30 00:56:54 +02:00
ipts = ( double ) ist - > pts ;
if ( ! file_table [ ist - > file_index ] . eof_reached ) {
if ( ipts < ipts_min ) {
ipts_min = ipts ;
if ( input_sync ) file_index = ist - > file_index ;
}
if ( opts < opts_min ) {
opts_min = opts ;
if ( ! input_sync ) file_index = ist - > file_index ;
}
2001-07-22 16:37:44 +02:00
}
2005-07-18 00:24:36 +02:00
if ( ost - > frame_number > = max_frames [ ost - > st - > codec - > codec_type ] ) {
2004-11-30 17:03:29 +01:00
file_index = - 1 ;
break ;
}
2001-07-22 16:37:44 +02:00
}
/* if none, if is finished */
2002-05-09 03:06:59 +02:00
if ( file_index < 0 ) {
2001-07-22 16:37:44 +02:00
break ;
2002-10-21 19:42:47 +02:00
}
2001-07-22 16:37:44 +02:00
/* finish if recording time exhausted */
2004-06-30 00:56:54 +02:00
if ( recording_time > 0 & & opts_min > = ( recording_time / 1000000.0 ) )
2001-07-22 16:37:44 +02:00
break ;
2002-10-21 19:42:47 +02:00
2005-03-22 19:20:07 +01:00
/* finish if limit size exhausted */
2007-03-30 13:31:29 +02:00
if ( limit_filesize ! = 0 & & limit_filesize < url_ftell ( & output_files [ 0 ] - > pb ) )
2005-03-22 19:20:07 +01:00
break ;
2003-11-10 19:54:17 +01:00
/* read a frame from it and output it in the fifo */
2001-07-22 16:37:44 +02:00
is = input_files [ file_index ] ;
2003-11-10 19:54:17 +01:00
if ( av_read_frame ( is , & pkt ) < 0 ) {
2001-07-22 16:37:44 +02:00
file_table [ file_index ] . eof_reached = 1 ;
2007-07-19 02:44:47 +02:00
if ( opt_shortest )
break ;
else
continue ;
2001-07-22 16:37:44 +02:00
}
2004-01-22 20:48:28 +01:00
2003-11-10 19:54:17 +01:00
if ( do_pkt_dump ) {
2007-03-12 15:17:26 +01:00
av_pkt_dump_log ( NULL , AV_LOG_DEBUG , & pkt , do_hex_dump ) ;
2003-01-11 06:05:47 +01:00
}
2002-05-20 18:32:49 +02:00
/* the following test is needed in case new streams appear
dynamically in stream : we ignore them */
if ( pkt . stream_index > = file_table [ file_index ] . nb_streams )
2002-05-26 00:25:13 +02:00
goto discard_packet ;
2001-07-22 16:37:44 +02:00
ist_index = file_table [ file_index ] . ist_index + pkt . stream_index ;
ist = ist_table [ ist_index ] ;
2002-05-26 00:25:13 +02:00
if ( ist - > discard )
goto discard_packet ;
2001-07-22 16:37:44 +02:00
2007-08-03 21:21:50 +02:00
if ( pkt . dts ! = AV_NOPTS_VALUE )
pkt . dts + = av_rescale_q ( input_files_ts_offset [ ist - > file_index ] , AV_TIME_BASE_Q , ist - > st - > time_base ) ;
if ( pkt . pts ! = AV_NOPTS_VALUE )
pkt . pts + = av_rescale_q ( input_files_ts_offset [ ist - > file_index ] , AV_TIME_BASE_Q , ist - > st - > time_base ) ;
2006-11-01 23:39:58 +01:00
// fprintf(stderr, "next:%"PRId64" dts:%"PRId64" off:%"PRId64" %d\n", ist->next_pts, pkt.dts, input_files_ts_offset[ist->file_index], ist->st->codec->codec_type);
2005-01-17 04:15:57 +01:00
if ( pkt . dts ! = AV_NOPTS_VALUE & & ist - > next_pts ! = AV_NOPTS_VALUE ) {
2007-08-08 20:54:33 +02:00
int64_t pkt_dts = av_rescale_q ( pkt . dts , ist - > st - > time_base , AV_TIME_BASE_Q ) ;
int64_t delta = pkt_dts - ist - > next_pts ;
if ( ( FFABS ( delta ) > 1LL * dts_delta_threshold * AV_TIME_BASE | | pkt_dts + 1 < ist - > pts ) & & ! copy_ts ) {
2004-06-12 05:41:36 +02:00
input_files_ts_offset [ ist - > file_index ] - = delta ;
if ( verbose > 2 )
2005-12-12 02:56:46 +01:00
fprintf ( stderr , " timestamp discontinuity % " PRId64 " , new offset= % " PRId64 " \n " , delta , input_files_ts_offset [ ist - > file_index ] ) ;
2007-08-03 21:21:50 +02:00
pkt . dts - = av_rescale_q ( delta , AV_TIME_BASE_Q , ist - > st - > time_base ) ;
if ( pkt . pts ! = AV_NOPTS_VALUE )
pkt . pts - = av_rescale_q ( delta , AV_TIME_BASE_Q , ist - > st - > time_base ) ;
2004-06-12 05:41:36 +02:00
}
}
2003-10-21 12:55:24 +02:00
//fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
2003-12-15 15:43:44 +01:00
if ( output_packet ( ist , ist_index , ost_table , nb_ostreams , & pkt ) < 0 ) {
2004-04-11 15:50:42 +02:00
if ( verbose > = 0 )
fprintf ( stderr , " Error while decoding stream #%d.%d \n " ,
ist - > file_index , ist - > index ) ;
2003-12-15 15:43:44 +01:00
av_free_packet ( & pkt ) ;
goto redo ;
2003-10-14 16:36:58 +02:00
}
2005-06-03 16:31:45 +02:00
2002-05-26 00:25:13 +02:00
discard_packet :
2001-07-22 16:37:44 +02:00
av_free_packet ( & pkt ) ;
2005-12-17 19:14:38 +01:00
2002-10-21 19:42:47 +02:00
/* dump report by using the output first video and audio streams */
print_report ( output_files , ost_table , nb_ostreams , 0 ) ;
2001-07-22 16:37:44 +02:00
}
2003-12-15 15:43:44 +01:00
/* at the end of stream, we must flush the decoder buffers */
for ( i = 0 ; i < nb_istreams ; i + + ) {
ist = ist_table [ i ] ;
if ( ist - > decoding_needed ) {
output_packet ( ist , i , ost_table , nb_ostreams , NULL ) ;
}
}
2001-09-25 01:22:25 +02:00
term_exit ( ) ;
2001-07-22 16:37:44 +02:00
2004-03-05 23:51:22 +01:00
/* write the trailer if needed and close file */
for ( i = 0 ; i < nb_output_files ; i + + ) {
os = output_files [ i ] ;
av_write_trailer ( os ) ;
}
2004-04-15 18:34:38 +02:00
/* dump report by using the first video and audio streams */
print_report ( output_files , ost_table , nb_ostreams , 1 ) ;
2001-07-22 16:37:44 +02:00
/* close each encoder */
for ( i = 0 ; i < nb_ostreams ; i + + ) {
ost = ost_table [ i ] ;
if ( ost - > encoding_needed ) {
2005-07-18 00:24:36 +02:00
av_freep ( & ost - > st - > codec - > stats_in ) ;
avcodec_close ( ost - > st - > codec ) ;
2001-07-22 16:37:44 +02:00
}
}
2005-12-17 19:14:38 +01:00
2001-07-22 16:37:44 +02:00
/* close each decoder */
for ( i = 0 ; i < nb_istreams ; i + + ) {
ist = ist_table [ i ] ;
if ( ist - > decoding_needed ) {
2005-07-18 00:24:36 +02:00
avcodec_close ( ist - > st - > codec ) ;
2001-07-22 16:37:44 +02:00
}
}
/* finished ! */
2005-12-17 19:14:38 +01:00
2001-07-22 16:37:44 +02:00
ret = 0 ;
fail1 :
2005-01-12 19:12:13 +01:00
av_freep ( & bit_buffer ) ;
2002-05-19 01:17:41 +02:00
av_free ( file_table ) ;
2001-08-13 23:43:02 +02:00
2001-07-22 16:37:44 +02:00
if ( ist_table ) {
for ( i = 0 ; i < nb_istreams ; i + + ) {
ist = ist_table [ i ] ;
2002-05-19 01:17:41 +02:00
av_free ( ist ) ;
2001-07-22 16:37:44 +02:00
}
2002-05-19 01:17:41 +02:00
av_free ( ist_table ) ;
2001-07-22 16:37:44 +02:00
}
if ( ost_table ) {
for ( i = 0 ; i < nb_ostreams ; i + + ) {
ost = ost_table [ i ] ;
if ( ost ) {
2002-10-10 19:09:01 +02:00
if ( ost - > logfile ) {
fclose ( ost - > logfile ) ;
ost - > logfile = NULL ;
}
2006-09-21 09:31:53 +02:00
av_fifo_free ( & ost - > fifo ) ; /* works even if fifo is not
initialized but set to zero */
2002-05-19 01:17:41 +02:00
av_free ( ost - > pict_tmp . data [ 0 ] ) ;
2001-07-22 16:37:44 +02:00
if ( ost - > video_resample )
2006-08-02 13:50:38 +02:00
sws_freeContext ( ost - > img_resample_ctx ) ;
2001-07-22 16:37:44 +02:00
if ( ost - > audio_resample )
audio_resample_close ( ost - > resample ) ;
2002-05-19 01:17:41 +02:00
av_free ( ost ) ;
2001-07-22 16:37:44 +02:00
}
}
2002-05-19 01:17:41 +02:00
av_free ( ost_table ) ;
2001-07-22 16:37:44 +02:00
}
return ret ;
fail :
2007-02-13 19:26:14 +01:00
ret = AVERROR ( ENOMEM ) ;
2001-07-22 16:37:44 +02:00
goto fail1 ;
}
#if 0
int file_read ( const char * filename )
{
URLContext * h ;
unsigned char buffer [ 1024 ] ;
int len , i ;
if ( url_open ( & h , filename , O_RDONLY ) < 0 ) {
printf ( " could not open '%s' \n " , filename ) ;
return - 1 ;
}
for ( ; ; ) {
len = url_read ( h , buffer , sizeof ( buffer ) ) ;
if ( len < = 0 )
break ;
for ( i = 0 ; i < len ; i + + ) putchar ( buffer [ i ] ) ;
}
url_close ( h ) ;
return 0 ;
}
# endif
2003-02-10 10:44:47 +01:00
static void opt_format ( const char * arg )
2001-07-22 16:37:44 +02:00
{
2003-01-11 06:05:47 +01:00
/* compatibility stuff for pgmyuv */
if ( ! strcmp ( arg , " pgmyuv " ) ) {
2004-11-11 19:09:28 +01:00
pgmyuv_compatibility_hack = 1 ;
2004-11-14 23:30:44 +01:00
// opt_image_format(arg);
2004-11-11 19:09:28 +01:00
arg = " image2 " ;
2007-03-12 11:24:36 +01:00
fprintf ( stderr , " pgmyuv format is deprecated, use image2 \n " ) ;
2003-01-11 06:05:47 +01:00
}
2002-05-20 18:32:49 +02:00
file_iformat = av_find_input_format ( arg ) ;
file_oformat = guess_format ( arg , NULL , NULL ) ;
if ( ! file_iformat & & ! file_oformat ) {
fprintf ( stderr , " Unknown input or output format: %s \n " , arg ) ;
2001-07-22 16:37:44 +02:00
exit ( 1 ) ;
}
}
2003-02-10 10:44:47 +01:00
static void opt_video_rc_eq ( char * arg )
2002-08-25 23:19:50 +02:00
{
video_rc_eq = arg ;
}
2003-02-10 10:44:47 +01:00
static void opt_video_rc_override_string ( char * arg )
2002-10-15 17:07:38 +02:00
{
video_rc_override_string = arg ;
}
2004-04-23 21:06:30 +02:00
static void opt_me_threshold ( const char * arg )
{
me_threshold = atoi ( arg ) ;
}
2003-09-03 14:13:43 +02:00
static void opt_verbose ( const char * arg )
{
verbose = atoi ( arg ) ;
2007-02-08 19:55:36 +01:00
av_log_level = atoi ( arg ) ;
2003-09-03 14:13:43 +02:00
}
2003-02-10 10:44:47 +01:00
static void opt_frame_rate ( const char * arg )
2001-07-22 16:37:44 +02:00
{
2007-06-18 10:08:43 +02:00
if ( av_parse_video_frame_rate ( & frame_rate , arg ) < 0 ) {
2003-07-12 09:37:05 +02:00
fprintf ( stderr , " Incorrect frame rate \n " ) ;
2005-12-22 02:10:11 +01:00
exit ( 1 ) ;
2003-07-12 09:37:05 +02:00
}
2001-07-22 16:37:44 +02:00
}
2003-02-10 10:44:47 +01:00
static void opt_frame_crop_top ( const char * arg )
2002-09-01 09:19:38 +02:00
{
2005-12-17 19:14:38 +01:00
frame_topBand = atoi ( arg ) ;
2002-09-01 09:19:38 +02:00
if ( frame_topBand < 0 ) {
fprintf ( stderr , " Incorrect top crop size \n " ) ;
exit ( 1 ) ;
}
if ( ( frame_topBand % 2 ) ! = 0 ) {
fprintf ( stderr , " Top crop size must be a multiple of 2 \n " ) ;
exit ( 1 ) ;
}
if ( ( frame_topBand ) > = frame_height ) {
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fprintf ( stderr , " Vertical crop dimensions are outside the range of the original image. \n Remember to crop first and scale second. \n " ) ;
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exit ( 1 ) ;
}
frame_height - = frame_topBand ;
}
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static void opt_frame_crop_bottom ( const char * arg )
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{
frame_bottomBand = atoi ( arg ) ;
if ( frame_bottomBand < 0 ) {
fprintf ( stderr , " Incorrect bottom crop size \n " ) ;
exit ( 1 ) ;
}
if ( ( frame_bottomBand % 2 ) ! = 0 ) {
fprintf ( stderr , " Bottom crop size must be a multiple of 2 \n " ) ;
2005-12-17 19:14:38 +01:00
exit ( 1 ) ;
2002-09-01 09:19:38 +02:00
}
if ( ( frame_bottomBand ) > = frame_height ) {
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fprintf ( stderr , " Vertical crop dimensions are outside the range of the original image. \n Remember to crop first and scale second. \n " ) ;
2002-09-01 09:19:38 +02:00
exit ( 1 ) ;
}
frame_height - = frame_bottomBand ;
}
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static void opt_frame_crop_left ( const char * arg )
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{
frame_leftBand = atoi ( arg ) ;
if ( frame_leftBand < 0 ) {
fprintf ( stderr , " Incorrect left crop size \n " ) ;
exit ( 1 ) ;
}
if ( ( frame_leftBand % 2 ) ! = 0 ) {
fprintf ( stderr , " Left crop size must be a multiple of 2 \n " ) ;
exit ( 1 ) ;
}
if ( ( frame_leftBand ) > = frame_width ) {
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fprintf ( stderr , " Horizontal crop dimensions are outside the range of the original image. \n Remember to crop first and scale second. \n " ) ;
2002-09-01 09:19:38 +02:00
exit ( 1 ) ;
}
frame_width - = frame_leftBand ;
}
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static void opt_frame_crop_right ( const char * arg )
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{
frame_rightBand = atoi ( arg ) ;
if ( frame_rightBand < 0 ) {
fprintf ( stderr , " Incorrect right crop size \n " ) ;
exit ( 1 ) ;
}
if ( ( frame_rightBand % 2 ) ! = 0 ) {
fprintf ( stderr , " Right crop size must be a multiple of 2 \n " ) ;
2005-12-17 19:14:38 +01:00
exit ( 1 ) ;
2002-09-01 09:19:38 +02:00
}
if ( ( frame_rightBand ) > = frame_width ) {
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fprintf ( stderr , " Horizontal crop dimensions are outside the range of the original image. \n Remember to crop first and scale second. \n " ) ;
2002-09-01 09:19:38 +02:00
exit ( 1 ) ;
}
frame_width - = frame_rightBand ;
}
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static void opt_frame_size ( const char * arg )
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{
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if ( av_parse_video_frame_size ( & frame_width , & frame_height , arg ) < 0 ) {
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fprintf ( stderr , " Incorrect frame size \n " ) ;
exit ( 1 ) ;
}
if ( ( frame_width % 2 ) ! = 0 | | ( frame_height % 2 ) ! = 0 ) {
fprintf ( stderr , " Frame size must be a multiple of 2 \n " ) ;
exit ( 1 ) ;
}
}
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# define SCALEBITS 10
# define ONE_HALF (1 << (SCALEBITS - 1))
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# define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5))
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# define RGB_TO_Y(r, g, b) \
( ( FIX ( 0.29900 ) * ( r ) + FIX ( 0.58700 ) * ( g ) + \
FIX ( 0.11400 ) * ( b ) + ONE_HALF ) > > SCALEBITS )
# define RGB_TO_U(r1, g1, b1, shift)\
( ( ( - FIX ( 0.16874 ) * r1 - FIX ( 0.33126 ) * g1 + \
FIX ( 0.50000 ) * b1 + ( ONE_HALF < < shift ) - 1 ) > > ( SCALEBITS + shift ) ) + 128 )
# define RGB_TO_V(r1, g1, b1, shift)\
( ( ( FIX ( 0.50000 ) * r1 - FIX ( 0.41869 ) * g1 - \
FIX ( 0.08131 ) * b1 + ( ONE_HALF < < shift ) - 1 ) > > ( SCALEBITS + shift ) ) + 128 )
static void opt_pad_color ( const char * arg ) {
/* Input is expected to be six hex digits similar to
how colors are expressed in html tags ( but without the # ) */
int rgb = strtol ( arg , NULL , 16 ) ;
int r , g , b ;
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r = ( rgb > > 16 ) ;
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g = ( ( rgb > > 8 ) & 255 ) ;
b = ( rgb & 255 ) ;
padcolor [ 0 ] = RGB_TO_Y ( r , g , b ) ;
padcolor [ 1 ] = RGB_TO_U ( r , g , b , 0 ) ;
padcolor [ 2 ] = RGB_TO_V ( r , g , b , 0 ) ;
}
static void opt_frame_pad_top ( const char * arg )
{
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frame_padtop = atoi ( arg ) ;
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if ( frame_padtop < 0 ) {
fprintf ( stderr , " Incorrect top pad size \n " ) ;
exit ( 1 ) ;
}
if ( ( frame_padtop % 2 ) ! = 0 ) {
fprintf ( stderr , " Top pad size must be a multiple of 2 \n " ) ;
exit ( 1 ) ;
}
}
static void opt_frame_pad_bottom ( const char * arg )
{
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frame_padbottom = atoi ( arg ) ;
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if ( frame_padbottom < 0 ) {
fprintf ( stderr , " Incorrect bottom pad size \n " ) ;
exit ( 1 ) ;
}
if ( ( frame_padbottom % 2 ) ! = 0 ) {
fprintf ( stderr , " Bottom pad size must be a multiple of 2 \n " ) ;
exit ( 1 ) ;
}
}
static void opt_frame_pad_left ( const char * arg )
{
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frame_padleft = atoi ( arg ) ;
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if ( frame_padleft < 0 ) {
fprintf ( stderr , " Incorrect left pad size \n " ) ;
exit ( 1 ) ;
}
if ( ( frame_padleft % 2 ) ! = 0 ) {
fprintf ( stderr , " Left pad size must be a multiple of 2 \n " ) ;
exit ( 1 ) ;
}
}
static void opt_frame_pad_right ( const char * arg )
{
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frame_padright = atoi ( arg ) ;
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if ( frame_padright < 0 ) {
fprintf ( stderr , " Incorrect right pad size \n " ) ;
exit ( 1 ) ;
}
if ( ( frame_padright % 2 ) ! = 0 ) {
fprintf ( stderr , " Right pad size must be a multiple of 2 \n " ) ;
exit ( 1 ) ;
}
}
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void list_pix_fmts ( void )
{
int i ;
char pix_fmt_str [ 128 ] ;
for ( i = - 1 ; i < PIX_FMT_NB ; i + + ) {
avcodec_pix_fmt_string ( pix_fmt_str , sizeof ( pix_fmt_str ) , i ) ;
fprintf ( stdout , " %s \n " , pix_fmt_str ) ;
}
}
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2003-05-07 21:01:45 +02:00
static void opt_frame_pix_fmt ( const char * arg )
{
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if ( strcmp ( arg , " list " ) )
frame_pix_fmt = avcodec_get_pix_fmt ( arg ) ;
else {
list_pix_fmts ( ) ;
exit ( 0 ) ;
}
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}
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static void opt_frame_aspect_ratio ( const char * arg )
{
int x = 0 , y = 0 ;
double ar = 0 ;
const char * p ;
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2003-04-29 21:46:08 +02:00
p = strchr ( arg , ' : ' ) ;
if ( p ) {
x = strtol ( arg , ( char * * ) & arg , 10 ) ;
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if ( arg = = p )
y = strtol ( arg + 1 , ( char * * ) & arg , 10 ) ;
if ( x > 0 & & y > 0 )
ar = ( double ) x / ( double ) y ;
2003-04-29 21:46:08 +02:00
} else
ar = strtod ( arg , ( char * * ) & arg ) ;
if ( ! ar ) {
fprintf ( stderr , " Incorrect aspect ratio specification. \n " ) ;
2005-12-22 02:10:11 +01:00
exit ( 1 ) ;
2003-04-29 21:46:08 +02:00
}
frame_aspect_ratio = ar ;
}
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static void opt_qscale ( const char * arg )
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{
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video_qscale = atof ( arg ) ;
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if ( video_qscale < = 0 | |
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video_qscale > 255 ) {
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fprintf ( stderr , " qscale must be > 0.0 and <= 255 \n " ) ;
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exit ( 1 ) ;
}
}
2003-02-10 10:44:47 +01:00
static void opt_qdiff ( const char * arg )
2002-03-17 17:31:38 +01:00
{
video_qdiff = atoi ( arg ) ;
if ( video_qdiff < 0 | |
video_qdiff > 31 ) {
fprintf ( stderr , " qdiff must be >= 1 and <= 31 \n " ) ;
exit ( 1 ) ;
}
}
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static void opt_strict ( const char * arg )
2002-12-27 12:42:52 +01:00
{
strict = atoi ( arg ) ;
}
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static void opt_top_field_first ( const char * arg )
{
top_field_first = atoi ( arg ) ;
}
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static void opt_thread_count ( const char * arg )
{
thread_count = atoi ( arg ) ;
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# if !defined(HAVE_THREADS)
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if ( verbose > = 0 )
fprintf ( stderr , " Warning: not compiled with thread support, using thread emulation \n " ) ;
2004-02-13 23:18:33 +01:00
# endif
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}
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static void opt_audio_rate ( const char * arg )
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{
audio_sample_rate = atoi ( arg ) ;
}
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static void opt_audio_channels ( const char * arg )
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{
audio_channels = atoi ( arg ) ;
}
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static void opt_video_channel ( const char * arg )
2003-01-23 19:44:26 +01:00
{
video_channel = strtol ( arg , NULL , 0 ) ;
}
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static void opt_video_standard ( const char * arg )
{
video_standard = av_strdup ( arg ) ;
}
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static void opt_codec ( int * pstream_copy , char * * pcodec_name ,
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int codec_type , const char * arg )
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{
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av_freep ( pcodec_name ) ;
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if ( ! strcmp ( arg , " copy " ) ) {
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* pstream_copy = 1 ;
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} else {
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* pcodec_name = av_strdup ( arg ) ;
2001-07-22 16:37:44 +02:00
}
}
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static void opt_audio_codec ( const char * arg )
{
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opt_codec ( & audio_stream_copy , & audio_codec_name , CODEC_TYPE_AUDIO , arg ) ;
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}
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static void opt_audio_tag ( const char * arg )
{
char * tail ;
audio_codec_tag = strtol ( arg , & tail , 0 ) ;
if ( ! tail | | * tail )
audio_codec_tag = arg [ 0 ] + ( arg [ 1 ] < < 8 ) + ( arg [ 2 ] < < 16 ) + ( arg [ 3 ] < < 24 ) ;
}
static void opt_video_tag ( const char * arg )
{
char * tail ;
video_codec_tag = strtol ( arg , & tail , 0 ) ;
if ( ! tail | | * tail )
video_codec_tag = arg [ 0 ] + ( arg [ 1 ] < < 8 ) + ( arg [ 2 ] < < 16 ) + ( arg [ 3 ] < < 24 ) ;
}
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# ifdef CONFIG_VHOOK
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static void add_frame_hooker ( const char * arg )
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{
int argc = 0 ;
char * argv [ 64 ] ;
int i ;
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char * args = av_strdup ( arg ) ;
2002-11-20 04:06:12 +01:00
2003-09-03 16:20:33 +02:00
using_vhook = 1 ;
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argv [ 0 ] = strtok ( args , " " ) ;
while ( argc < 62 & & ( argv [ + + argc ] = strtok ( NULL , " " ) ) ) {
}
i = frame_hook_add ( argc , argv ) ;
if ( i ! = 0 ) {
fprintf ( stderr , " Failed to add video hook function: %s \n " , arg ) ;
exit ( 1 ) ;
}
}
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# endif
2002-11-20 04:06:12 +01:00
2003-02-10 10:44:47 +01:00
static void opt_video_codec ( const char * arg )
2001-07-22 16:37:44 +02:00
{
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opt_codec ( & video_stream_copy , & video_codec_name , CODEC_TYPE_VIDEO , arg ) ;
2005-06-03 16:31:45 +02:00
}
2001-07-22 16:37:44 +02:00
2005-06-03 16:31:45 +02:00
static void opt_subtitle_codec ( const char * arg )
{
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opt_codec ( & subtitle_stream_copy , & subtitle_codec_name , CODEC_TYPE_SUBTITLE , arg ) ;
2001-07-22 16:37:44 +02:00
}
2003-02-10 10:44:47 +01:00
static void opt_map ( const char * arg )
2001-07-22 16:37:44 +02:00
{
AVStreamMap * m ;
const char * p ;
p = arg ;
m = & stream_maps [ nb_stream_maps + + ] ;
m - > file_index = strtol ( arg , ( char * * ) & p , 0 ) ;
if ( * p )
p + + ;
2002-05-12 01:27:14 +02:00
m - > stream_index = strtol ( p , ( char * * ) & p , 0 ) ;
2005-05-26 10:59:05 +02:00
if ( * p ) {
p + + ;
m - > sync_file_index = strtol ( p , ( char * * ) & p , 0 ) ;
if ( * p )
p + + ;
m - > sync_stream_index = strtol ( p , ( char * * ) & p , 0 ) ;
} else {
m - > sync_file_index = m - > file_index ;
m - > sync_stream_index = m - > stream_index ;
}
2001-07-22 16:37:44 +02:00
}
2004-07-21 03:35:32 +02:00
static void opt_map_meta_data ( const char * arg )
{
AVMetaDataMap * m ;
const char * p ;
2005-12-17 19:14:38 +01:00
2004-07-21 03:35:32 +02:00
p = arg ;
m = & meta_data_maps [ nb_meta_data_maps + + ] ;
m - > out_file = strtol ( arg , ( char * * ) & p , 0 ) ;
if ( * p )
p + + ;
m - > in_file = strtol ( p , ( char * * ) & p , 0 ) ;
}
2003-02-10 10:44:47 +01:00
static void opt_recording_time ( const char * arg )
2001-07-22 16:37:44 +02:00
{
recording_time = parse_date ( arg , 1 ) ;
}
2003-10-21 12:55:24 +02:00
static void opt_start_time ( const char * arg )
{
start_time = parse_date ( arg , 1 ) ;
}
2004-04-06 08:31:12 +02:00
static void opt_rec_timestamp ( const char * arg )
{
rec_timestamp = parse_date ( arg , 0 ) / 1000000 ;
}
2004-06-12 00:03:16 +02:00
static void opt_input_ts_offset ( const char * arg )
{
input_ts_offset = parse_date ( arg , 1 ) ;
}
2007-08-08 16:34:51 +02:00
static enum CodecID find_codec_or_die ( const char * name , int type , int encoder )
{
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char * codec_string = encoder ? " encoder " : " decoder " ;
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AVCodec * codec ;
if ( ! name )
return CODEC_ID_NONE ;
codec = encoder ?
avcodec_find_encoder_by_name ( name ) :
avcodec_find_decoder_by_name ( name ) ;
if ( ! codec ) {
2007-08-19 13:12:47 +02:00
av_log ( NULL , AV_LOG_ERROR , " Unknown %s '%s' \n " , codec_string , name ) ;
2007-08-08 16:34:51 +02:00
exit ( 1 ) ;
}
if ( codec - > type ! = type ) {
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av_log ( NULL , AV_LOG_ERROR , " Invalid %s type '%s' \n " , codec_string , name ) ;
2007-08-08 16:34:51 +02:00
exit ( 1 ) ;
}
return codec - > id ;
}
2003-02-10 10:44:47 +01:00
static void opt_input_file ( const char * filename )
2001-07-22 16:37:44 +02:00
{
AVFormatContext * ic ;
AVFormatParameters params , * ap = & params ;
2003-03-12 16:16:19 +01:00
int err , i , ret , rfps , rfps_base ;
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int64_t timestamp ;
2001-07-22 16:37:44 +02:00
2002-11-19 20:08:56 +01:00
if ( ! strcmp ( filename , " - " ) )
filename = " pipe: " ;
2005-12-17 19:14:38 +01:00
using_stdin | = ! strncmp ( filename , " pipe: " , 5 ) | |
2003-08-29 22:51:10 +02:00
! strcmp ( filename , " /dev/stdin " ) ;
2001-07-22 16:37:44 +02:00
/* get default parameters from command line */
2006-08-27 14:14:13 +02:00
ic = av_alloc_format_context ( ) ;
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memset ( ap , 0 , sizeof ( * ap ) ) ;
2006-08-27 14:14:13 +02:00
ap - > prealloced_context = 1 ;
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ap - > sample_rate = audio_sample_rate ;
ap - > channels = audio_channels ;
2007-06-18 10:08:43 +02:00
ap - > time_base . den = frame_rate . num ;
ap - > time_base . num = frame_rate . den ;
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ap - > width = frame_width + frame_padleft + frame_padright ;
ap - > height = frame_height + frame_padtop + frame_padbottom ;
2003-05-07 21:01:45 +02:00
ap - > pix_fmt = frame_pix_fmt ;
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ap - > channel = video_channel ;
ap - > standard = video_standard ;
2007-08-08 16:34:51 +02:00
ap - > video_codec_id = find_codec_or_die ( video_codec_name , CODEC_TYPE_VIDEO , 0 ) ;
ap - > audio_codec_id = find_codec_or_die ( audio_codec_name , CODEC_TYPE_AUDIO , 0 ) ;
2004-11-11 19:09:28 +01:00
if ( pgmyuv_compatibility_hack )
ap - > video_codec_id = CODEC_ID_PGMYUV ;
2002-05-20 18:32:49 +02:00
2006-08-27 14:14:13 +02:00
for ( i = 0 ; i < opt_name_count ; i + + ) {
2007-01-23 14:04:13 +01:00
const AVOption * opt ;
2006-08-27 14:14:13 +02:00
double d = av_get_double ( avformat_opts , opt_names [ i ] , & opt ) ;
if ( d = = d & & ( opt - > flags & AV_OPT_FLAG_DECODING_PARAM ) )
av_set_double ( ic , opt_names [ i ] , d ) ;
}
2002-05-20 18:32:49 +02:00
/* open the input file with generic libav function */
err = av_open_input_file ( & ic , filename , file_iformat , 0 , ap ) ;
2001-07-22 16:37:44 +02:00
if ( err < 0 ) {
2002-05-20 18:32:49 +02:00
print_error ( filename , err ) ;
2001-07-22 16:37:44 +02:00
exit ( 1 ) ;
}
2005-08-15 16:22:43 +02:00
2006-07-13 23:13:49 +02:00
ic - > loop_input = loop_input ;
2002-05-20 18:32:49 +02:00
/* If not enough info to get the stream parameters, we decode the
first frames to get it . ( used in mpeg case for example ) */
ret = av_find_stream_info ( ic ) ;
2004-04-11 15:50:42 +02:00
if ( ret < 0 & & verbose > = 0 ) {
2001-07-22 16:37:44 +02:00
fprintf ( stderr , " %s: could not find codec parameters \n " , filename ) ;
exit ( 1 ) ;
}
2004-09-20 17:49:24 +02:00
timestamp = start_time ;
/* add the stream start time */
if ( ic - > start_time ! = AV_NOPTS_VALUE )
timestamp + = ic - > start_time ;
2003-11-10 19:54:17 +01:00
/* if seeking requested, we execute it */
if ( start_time ! = 0 ) {
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ret = av_seek_frame ( ic , - 1 , timestamp , AVSEEK_FLAG_BACKWARD ) ;
2003-11-10 19:54:17 +01:00
if ( ret < 0 ) {
2005-12-17 19:14:38 +01:00
fprintf ( stderr , " %s: could not seek to position %0.3f \n " ,
2003-11-10 19:54:17 +01:00
filename , ( double ) timestamp / AV_TIME_BASE ) ;
}
/* reset seek info */
start_time = 0 ;
}
2001-07-22 16:37:44 +02:00
/* update the current parameters so that they match the one of the input stream */
for ( i = 0 ; i < ic - > nb_streams ; i + + ) {
2005-09-12 12:23:52 +02:00
int j ;
2005-07-18 00:24:36 +02:00
AVCodecContext * enc = ic - > streams [ i ] - > codec ;
2004-02-23 21:56:56 +01:00
if ( thread_count > 1 )
avcodec_thread_init ( enc , thread_count ) ;
enc - > thread_count = thread_count ;
2001-07-22 16:37:44 +02:00
switch ( enc - > codec_type ) {
case CODEC_TYPE_AUDIO :
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for ( j = 0 ; j < opt_name_count ; j + + ) {
2007-01-23 14:04:13 +01:00
const AVOption * opt ;
2007-03-01 15:33:57 +01:00
double d = av_get_double ( avctx_opts [ CODEC_TYPE_AUDIO ] , opt_names [ j ] , & opt ) ;
2005-09-12 12:23:52 +02:00
if ( d = = d & & ( opt - > flags & AV_OPT_FLAG_AUDIO_PARAM ) & & ( opt - > flags & AV_OPT_FLAG_DECODING_PARAM ) )
av_set_double ( enc , opt_names [ j ] , d ) ;
}
2002-04-09 06:52:49 +02:00
//fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
2001-07-22 16:37:44 +02:00
audio_channels = enc - > channels ;
audio_sample_rate = enc - > sample_rate ;
2005-01-22 02:48:11 +01:00
if ( audio_disable )
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ic - > streams [ i ] - > discard = AVDISCARD_ALL ;
2001-07-22 16:37:44 +02:00
break ;
case CODEC_TYPE_VIDEO :
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for ( j = 0 ; j < opt_name_count ; j + + ) {
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const AVOption * opt ;
2007-03-01 15:33:57 +01:00
double d = av_get_double ( avctx_opts [ CODEC_TYPE_VIDEO ] , opt_names [ j ] , & opt ) ;
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if ( d = = d & & ( opt - > flags & AV_OPT_FLAG_VIDEO_PARAM ) & & ( opt - > flags & AV_OPT_FLAG_DECODING_PARAM ) )
av_set_double ( enc , opt_names [ j ] , d ) ;
}
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frame_height = enc - > height ;
frame_width = enc - > width ;
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frame_aspect_ratio = av_q2d ( enc - > sample_aspect_ratio ) * enc - > width / enc - > height ;
frame_pix_fmt = enc - > pix_fmt ;
2005-04-30 23:43:59 +02:00
rfps = ic - > streams [ i ] - > r_frame_rate . num ;
rfps_base = ic - > streams [ i ] - > r_frame_rate . den ;
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if ( enc - > lowres ) enc - > flags | = CODEC_FLAG_EMU_EDGE ;
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if ( me_threshold )
enc - > debug | = FF_DEBUG_MV ;
2002-11-08 19:35:39 +01:00
2005-12-17 19:14:38 +01:00
if ( enc - > time_base . den ! = rfps | | enc - > time_base . num ! = rfps_base ) {
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if ( verbose > = 0 )
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fprintf ( stderr , " \n Seems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d) \n " ,
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i , ( float ) enc - > time_base . den / enc - > time_base . num , enc - > time_base . den , enc - > time_base . num ,
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2004-12-19 02:23:22 +01:00
( float ) rfps / rfps_base , rfps , rfps_base ) ;
2002-05-20 18:32:49 +02:00
}
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/* update the current frame rate to match the stream frame rate */
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frame_rate . num = rfps ;
frame_rate . den = rfps_base ;
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enc - > rate_emu = rate_emu ;
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if ( video_disable )
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ic - > streams [ i ] - > discard = AVDISCARD_ALL ;
else if ( video_discard )
ic - > streams [ i ] - > discard = video_discard ;
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break ;
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case CODEC_TYPE_DATA :
break ;
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case CODEC_TYPE_SUBTITLE :
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if ( subtitle_disable )
ic - > streams [ i ] - > discard = AVDISCARD_ALL ;
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break ;
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case CODEC_TYPE_UNKNOWN :
break ;
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default :
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abort ( ) ;
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}
}
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2001-07-22 16:37:44 +02:00
input_files [ nb_input_files ] = ic ;
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input_files_ts_offset [ nb_input_files ] = input_ts_offset - ( copy_ts ? 0 : timestamp ) ;
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/* dump the file content */
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if ( verbose > = 0 )
dump_format ( ic , nb_input_files , filename , 0 ) ;
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nb_input_files + + ;
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file_iformat = NULL ;
file_oformat = NULL ;
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2004-10-20 06:57:09 +02:00
video_channel = 0 ;
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2003-03-07 13:37:49 +01:00
rate_emu = 0 ;
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}
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static void check_audio_video_sub_inputs ( int * has_video_ptr , int * has_audio_ptr ,
int * has_subtitle_ptr )
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{
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int has_video , has_audio , has_subtitle , i , j ;
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AVFormatContext * ic ;
has_video = 0 ;
has_audio = 0 ;
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has_subtitle = 0 ;
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for ( j = 0 ; j < nb_input_files ; j + + ) {
ic = input_files [ j ] ;
for ( i = 0 ; i < ic - > nb_streams ; i + + ) {
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AVCodecContext * enc = ic - > streams [ i ] - > codec ;
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switch ( enc - > codec_type ) {
case CODEC_TYPE_AUDIO :
has_audio = 1 ;
break ;
case CODEC_TYPE_VIDEO :
has_video = 1 ;
break ;
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case CODEC_TYPE_SUBTITLE :
has_subtitle = 1 ;
break ;
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case CODEC_TYPE_DATA :
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case CODEC_TYPE_UNKNOWN :
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break ;
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default :
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abort ( ) ;
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}
}
}
* has_video_ptr = has_video ;
* has_audio_ptr = has_audio ;
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* has_subtitle_ptr = has_subtitle ;
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}
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static void new_video_stream ( AVFormatContext * oc )
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{
AVStream * st ;
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AVCodecContext * video_enc ;
int codec_id ;
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2005-06-03 16:31:45 +02:00
st = av_new_stream ( oc , oc - > nb_streams ) ;
if ( ! st ) {
fprintf ( stderr , " Could not alloc stream \n " ) ;
exit ( 1 ) ;
}
2007-03-07 10:50:05 +01:00
avcodec_get_context_defaults2 ( st - > codec , CODEC_TYPE_VIDEO ) ;
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bitstream_filters [ nb_output_files ] [ oc - > nb_streams - 1 ] = video_bitstream_filters ;
video_bitstream_filters = NULL ;
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if ( thread_count > 1 )
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avcodec_thread_init ( st - > codec , thread_count ) ;
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2005-07-18 00:24:36 +02:00
video_enc = st - > codec ;
2005-12-17 19:14:38 +01:00
2005-06-03 16:31:45 +02:00
if ( video_codec_tag )
video_enc - > codec_tag = video_codec_tag ;
2005-12-17 19:14:38 +01:00
2005-06-27 02:04:03 +02:00
if ( ( video_global_header & 1 )
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| | ( video_global_header = = 0 & & ( oc - > oformat - > flags & AVFMT_GLOBALHEADER ) ) ) {
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video_enc - > flags | = CODEC_FLAG_GLOBAL_HEADER ;
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avctx_opts [ CODEC_TYPE_VIDEO ] - > flags | = CODEC_FLAG_GLOBAL_HEADER ;
2005-09-12 12:23:52 +02:00
}
if ( video_global_header & 2 ) {
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video_enc - > flags2 | = CODEC_FLAG2_LOCAL_HEADER ;
2007-03-01 15:33:57 +01:00
avctx_opts [ CODEC_TYPE_VIDEO ] - > flags2 | = CODEC_FLAG2_LOCAL_HEADER ;
2005-09-12 12:23:52 +02:00
}
2005-06-27 02:04:03 +02:00
2005-06-03 16:31:45 +02:00
if ( video_stream_copy ) {
st - > stream_copy = 1 ;
video_enc - > codec_type = CODEC_TYPE_VIDEO ;
} else {
char * p ;
int i ;
AVCodec * codec ;
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2005-06-03 16:31:45 +02:00
codec_id = av_guess_codec ( oc - > oformat , NULL , oc - > filename , NULL , CODEC_TYPE_VIDEO ) ;
2007-08-08 16:34:51 +02:00
if ( video_codec_name )
codec_id = find_codec_or_die ( video_codec_name , CODEC_TYPE_VIDEO , 1 ) ;
2005-12-17 19:14:38 +01:00
2005-06-03 16:31:45 +02:00
video_enc - > codec_id = codec_id ;
codec = avcodec_find_encoder ( codec_id ) ;
2005-12-17 19:14:38 +01:00
2005-09-11 13:10:25 +02:00
for ( i = 0 ; i < opt_name_count ; i + + ) {
2007-01-23 14:04:13 +01:00
const AVOption * opt ;
2007-03-01 15:33:57 +01:00
double d = av_get_double ( avctx_opts [ CODEC_TYPE_VIDEO ] , opt_names [ i ] , & opt ) ;
2005-09-11 13:10:25 +02:00
if ( d = = d & & ( opt - > flags & AV_OPT_FLAG_VIDEO_PARAM ) & & ( opt - > flags & AV_OPT_FLAG_ENCODING_PARAM ) )
av_set_double ( video_enc , opt_names [ i ] , d ) ;
}
2005-12-17 19:14:38 +01:00
2007-06-18 10:08:43 +02:00
video_enc - > time_base . den = frame_rate . num ;
video_enc - > time_base . num = frame_rate . den ;
2005-06-03 16:31:45 +02:00
if ( codec & & codec - > supported_framerates ) {
const AVRational * p = codec - > supported_framerates ;
2007-06-18 10:08:43 +02:00
AVRational req = ( AVRational ) { frame_rate . num , frame_rate . den } ;
2005-06-03 16:31:45 +02:00
const AVRational * best = NULL ;
AVRational best_error = ( AVRational ) { INT_MAX , 1 } ;
for ( ; p - > den ! = 0 ; p + + ) {
AVRational error = av_sub_q ( req , * p ) ;
if ( error . num < 0 ) error . num * = - 1 ;
if ( av_cmp_q ( error , best_error ) < 0 ) {
best_error = error ;
best = p ;
}
}
video_enc - > time_base . den = best - > num ;
video_enc - > time_base . num = best - > den ;
}
2005-12-17 19:14:38 +01:00
2005-06-03 16:31:45 +02:00
video_enc - > width = frame_width + frame_padright + frame_padleft ;
video_enc - > height = frame_height + frame_padtop + frame_padbottom ;
2006-08-05 14:54:16 +02:00
video_enc - > sample_aspect_ratio = av_d2q ( frame_aspect_ratio * video_enc - > height / video_enc - > width , 255 ) ;
2005-06-03 16:31:45 +02:00
video_enc - > pix_fmt = frame_pix_fmt ;
if ( codec & & codec - > pix_fmts ) {
const enum PixelFormat * p = codec - > pix_fmts ;
for ( ; * p ! = - 1 ; p + + ) {
if ( * p = = video_enc - > pix_fmt )
break ;
}
if ( * p = = - 1 )
video_enc - > pix_fmt = codec - > pix_fmts [ 0 ] ;
}
2006-09-15 19:40:46 +02:00
if ( intra_only )
2005-06-03 16:31:45 +02:00
video_enc - > gop_size = 0 ;
if ( video_qscale | | same_quality ) {
video_enc - > flags | = CODEC_FLAG_QSCALE ;
2005-12-17 19:14:38 +01:00
video_enc - > global_quality =
2005-06-03 16:31:45 +02:00
st - > quality = FF_QP2LAMBDA * video_qscale ;
}
if ( intra_matrix )
video_enc - > intra_matrix = intra_matrix ;
if ( inter_matrix )
video_enc - > inter_matrix = inter_matrix ;
video_enc - > max_qdiff = video_qdiff ;
video_enc - > rc_eq = video_rc_eq ;
video_enc - > thread_count = thread_count ;
p = video_rc_override_string ;
for ( i = 0 ; p ; i + + ) {
int start , end , q ;
int e = sscanf ( p , " %d,%d,%d " , & start , & end , & q ) ;
if ( e ! = 3 ) {
fprintf ( stderr , " error parsing rc_override \n " ) ;
exit ( 1 ) ;
}
2005-12-17 19:14:38 +01:00
video_enc - > rc_override =
av_realloc ( video_enc - > rc_override ,
2005-06-03 16:31:45 +02:00
sizeof ( RcOverride ) * ( i + 1 ) ) ;
video_enc - > rc_override [ i ] . start_frame = start ;
video_enc - > rc_override [ i ] . end_frame = end ;
if ( q > 0 ) {
video_enc - > rc_override [ i ] . qscale = q ;
video_enc - > rc_override [ i ] . quality_factor = 1.0 ;
}
else {
video_enc - > rc_override [ i ] . qscale = 0 ;
video_enc - > rc_override [ i ] . quality_factor = - q / 100.0 ;
}
p = strchr ( p , ' / ' ) ;
if ( p ) p + + ;
}
video_enc - > rc_override_count = i ;
2007-01-22 11:01:14 +01:00
if ( ! video_enc - > rc_initial_buffer_occupancy )
video_enc - > rc_initial_buffer_occupancy = video_enc - > rc_buffer_size * 3 / 4 ;
2005-06-03 16:31:45 +02:00
video_enc - > me_threshold = me_threshold ;
video_enc - > intra_dc_precision = intra_dc_precision - 8 ;
video_enc - > strict_std_compliance = strict ;
if ( do_psnr )
video_enc - > flags | = CODEC_FLAG_PSNR ;
2005-12-17 19:14:38 +01:00
2005-06-03 16:31:45 +02:00
/* two pass mode */
if ( do_pass ) {
if ( do_pass = = 1 ) {
video_enc - > flags | = CODEC_FLAG_PASS1 ;
} else {
video_enc - > flags | = CODEC_FLAG_PASS2 ;
}
}
}
/* reset some key parameters */
video_disable = 0 ;
2007-08-08 16:34:51 +02:00
av_freep ( & video_codec_name ) ;
2005-06-03 16:31:45 +02:00
video_stream_copy = 0 ;
}
static void new_audio_stream ( AVFormatContext * oc )
{
AVStream * st ;
AVCodecContext * audio_enc ;
2005-09-11 13:10:25 +02:00
int codec_id , i ;
2005-12-17 19:14:38 +01:00
2005-06-03 16:31:45 +02:00
st = av_new_stream ( oc , oc - > nb_streams ) ;
if ( ! st ) {
fprintf ( stderr , " Could not alloc stream \n " ) ;
exit ( 1 ) ;
}
2007-03-07 10:50:05 +01:00
avcodec_get_context_defaults2 ( st - > codec , CODEC_TYPE_AUDIO ) ;
2006-07-06 17:04:46 +02:00
bitstream_filters [ nb_output_files ] [ oc - > nb_streams - 1 ] = audio_bitstream_filters ;
audio_bitstream_filters = NULL ;
2005-06-03 16:31:45 +02:00
if ( thread_count > 1 )
2005-07-18 00:24:36 +02:00
avcodec_thread_init ( st - > codec , thread_count ) ;
2005-12-17 19:14:38 +01:00
2005-07-18 00:24:36 +02:00
audio_enc = st - > codec ;
2005-06-03 16:31:45 +02:00
audio_enc - > codec_type = CODEC_TYPE_AUDIO ;
2006-11-10 10:44:38 +01:00
audio_enc - > strict_std_compliance = strict ;
2005-12-17 19:14:38 +01:00
2005-06-03 16:31:45 +02:00
if ( audio_codec_tag )
audio_enc - > codec_tag = audio_codec_tag ;
2005-12-17 19:14:38 +01:00
2005-09-12 12:23:52 +02:00
if ( oc - > oformat - > flags & AVFMT_GLOBALHEADER ) {
2005-06-03 16:31:45 +02:00
audio_enc - > flags | = CODEC_FLAG_GLOBAL_HEADER ;
2007-03-01 15:33:57 +01:00
avctx_opts [ CODEC_TYPE_AUDIO ] - > flags | = CODEC_FLAG_GLOBAL_HEADER ;
2005-09-12 12:23:52 +02:00
}
2005-06-03 16:31:45 +02:00
if ( audio_stream_copy ) {
st - > stream_copy = 1 ;
audio_enc - > channels = audio_channels ;
} else {
codec_id = av_guess_codec ( oc - > oformat , NULL , oc - > filename , NULL , CODEC_TYPE_AUDIO ) ;
2005-12-17 19:14:38 +01:00
2005-09-11 13:10:25 +02:00
for ( i = 0 ; i < opt_name_count ; i + + ) {
2007-01-23 14:04:13 +01:00
const AVOption * opt ;
2007-03-01 15:33:57 +01:00
double d = av_get_double ( avctx_opts [ CODEC_TYPE_AUDIO ] , opt_names [ i ] , & opt ) ;
2005-09-11 13:10:25 +02:00
if ( d = = d & & ( opt - > flags & AV_OPT_FLAG_AUDIO_PARAM ) & & ( opt - > flags & AV_OPT_FLAG_ENCODING_PARAM ) )
av_set_double ( audio_enc , opt_names [ i ] , d ) ;
}
2005-12-17 19:14:38 +01:00
2007-08-08 16:34:51 +02:00
if ( audio_codec_name )
codec_id = find_codec_or_die ( audio_codec_name , CODEC_TYPE_AUDIO , 1 ) ;
2005-06-03 16:31:45 +02:00
audio_enc - > codec_id = codec_id ;
2005-12-17 19:14:38 +01:00
2005-08-21 22:27:00 +02:00
if ( audio_qscale > QSCALE_NONE ) {
audio_enc - > flags | = CODEC_FLAG_QSCALE ;
audio_enc - > global_quality = st - > quality = FF_QP2LAMBDA * audio_qscale ;
}
2005-06-03 16:31:45 +02:00
audio_enc - > thread_count = thread_count ;
2007-01-25 10:46:59 +01:00
audio_enc - > channels = audio_channels ;
2005-06-03 16:31:45 +02:00
}
audio_enc - > sample_rate = audio_sample_rate ;
2005-09-04 11:00:47 +02:00
audio_enc - > time_base = ( AVRational ) { 1 , audio_sample_rate } ;
2005-06-03 16:31:45 +02:00
if ( audio_language ) {
2007-06-24 13:27:12 +02:00
av_strlcpy ( st - > language , audio_language , sizeof ( st - > language ) ) ;
2005-06-03 16:31:45 +02:00
av_free ( audio_language ) ;
audio_language = NULL ;
}
/* reset some key parameters */
audio_disable = 0 ;
2007-08-08 16:34:51 +02:00
av_freep ( & audio_codec_name ) ;
2005-06-03 16:31:45 +02:00
audio_stream_copy = 0 ;
}
2007-07-25 21:47:44 +02:00
static void new_subtitle_stream ( AVFormatContext * oc )
2005-06-03 16:31:45 +02:00
{
AVStream * st ;
AVCodecContext * subtitle_enc ;
2005-09-11 13:10:25 +02:00
int i ;
2005-12-17 19:14:38 +01:00
2005-06-03 16:31:45 +02:00
st = av_new_stream ( oc , oc - > nb_streams ) ;
if ( ! st ) {
fprintf ( stderr , " Could not alloc stream \n " ) ;
exit ( 1 ) ;
}
2007-03-07 10:50:05 +01:00
avcodec_get_context_defaults2 ( st - > codec , CODEC_TYPE_SUBTITLE ) ;
2005-06-03 16:31:45 +02:00
2005-07-18 00:24:36 +02:00
subtitle_enc = st - > codec ;
2005-06-03 16:31:45 +02:00
subtitle_enc - > codec_type = CODEC_TYPE_SUBTITLE ;
if ( subtitle_stream_copy ) {
st - > stream_copy = 1 ;
} else {
2005-09-11 13:10:25 +02:00
for ( i = 0 ; i < opt_name_count ; i + + ) {
2007-01-23 14:04:13 +01:00
const AVOption * opt ;
2007-03-01 15:33:57 +01:00
double d = av_get_double ( avctx_opts [ CODEC_TYPE_SUBTITLE ] , opt_names [ i ] , & opt ) ;
2005-09-11 13:10:25 +02:00
if ( d = = d & & ( opt - > flags & AV_OPT_FLAG_SUBTITLE_PARAM ) & & ( opt - > flags & AV_OPT_FLAG_ENCODING_PARAM ) )
av_set_double ( subtitle_enc , opt_names [ i ] , d ) ;
}
2007-08-08 16:34:51 +02:00
subtitle_enc - > codec_id = find_codec_or_die ( subtitle_codec_name , CODEC_TYPE_SUBTITLE , 1 ) ;
2005-06-03 16:31:45 +02:00
}
if ( subtitle_language ) {
2007-06-24 13:27:12 +02:00
av_strlcpy ( st - > language , subtitle_language , sizeof ( st - > language ) ) ;
2005-06-03 16:31:45 +02:00
av_free ( subtitle_language ) ;
subtitle_language = NULL ;
}
2007-07-25 21:47:44 +02:00
subtitle_disable = 0 ;
2007-08-08 16:34:51 +02:00
av_freep ( & subtitle_codec_name ) ;
2005-06-03 16:31:45 +02:00
subtitle_stream_copy = 0 ;
}
static void opt_new_audio_stream ( void )
{
AVFormatContext * oc ;
if ( nb_output_files < = 0 ) {
fprintf ( stderr , " At least one output file must be specified \n " ) ;
exit ( 1 ) ;
}
oc = output_files [ nb_output_files - 1 ] ;
new_audio_stream ( oc ) ;
}
static void opt_new_video_stream ( void )
{
AVFormatContext * oc ;
if ( nb_output_files < = 0 ) {
fprintf ( stderr , " At least one output file must be specified \n " ) ;
exit ( 1 ) ;
}
oc = output_files [ nb_output_files - 1 ] ;
new_video_stream ( oc ) ;
}
2007-07-25 21:47:44 +02:00
static void opt_new_subtitle_stream ( void )
{
AVFormatContext * oc ;
if ( nb_output_files < = 0 ) {
fprintf ( stderr , " At least one output file must be specified \n " ) ;
exit ( 1 ) ;
}
oc = output_files [ nb_output_files - 1 ] ;
new_subtitle_stream ( oc ) ;
}
2005-06-03 16:31:45 +02:00
static void opt_output_file ( const char * filename )
{
AVFormatContext * oc ;
2007-07-25 21:47:44 +02:00
int use_video , use_audio , use_subtitle ;
int input_has_video , input_has_audio , input_has_subtitle , i ;
2003-01-11 06:05:47 +01:00
AVFormatParameters params , * ap = & params ;
2001-07-22 16:37:44 +02:00
if ( ! strcmp ( filename , " - " ) )
filename = " pipe: " ;
2004-03-03 16:41:21 +01:00
oc = av_alloc_format_context ( ) ;
2001-07-22 16:37:44 +02:00
2002-05-20 18:32:49 +02:00
if ( ! file_oformat ) {
file_oformat = guess_format ( NULL , filename , NULL ) ;
if ( ! file_oformat ) {
2007-07-08 11:20:51 +02:00
fprintf ( stderr , " Unable to find a suitable output format for '%s' \n " ,
2002-05-20 18:32:49 +02:00
filename ) ;
exit ( 1 ) ;
}
2001-07-22 16:37:44 +02:00
}
2005-12-17 19:14:38 +01:00
2002-05-20 18:32:49 +02:00
oc - > oformat = file_oformat ;
2007-06-24 13:27:12 +02:00
av_strlcpy ( oc - > filename , filename , sizeof ( oc - > filename ) ) ;
2001-07-22 16:37:44 +02:00
2005-12-17 19:14:38 +01:00
if ( ! strcmp ( file_oformat - > name , " ffm " ) & &
2007-06-24 13:27:12 +02:00
av_strstart ( filename , " http: " , NULL ) ) {
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/* special case for files sent to ffserver: we get the stream
parameters from ffserver */
if ( read_ffserver_streams ( oc , filename ) < 0 ) {
fprintf ( stderr , " Could not read stream parameters from '%s' \n " , filename ) ;
exit ( 1 ) ;
}
} else {
2007-08-08 16:34:51 +02:00
use_video = file_oformat - > video_codec ! = CODEC_ID_NONE | | video_stream_copy | | video_codec_name ;
use_audio = file_oformat - > audio_codec ! = CODEC_ID_NONE | | audio_stream_copy | | audio_codec_name ;
use_subtitle = file_oformat - > subtitle_codec ! = CODEC_ID_NONE | | subtitle_stream_copy | | subtitle_codec_name ;
2001-09-16 23:47:13 +02:00
2001-09-19 23:39:25 +02:00
/* disable if no corresponding type found and at least one
input file */
if ( nb_input_files > 0 ) {
2007-07-25 21:47:44 +02:00
check_audio_video_sub_inputs ( & input_has_video , & input_has_audio ,
& input_has_subtitle ) ;
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if ( ! input_has_video )
use_video = 0 ;
if ( ! input_has_audio )
use_audio = 0 ;
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if ( ! input_has_subtitle )
use_subtitle = 0 ;
2001-09-19 23:39:25 +02:00
}
2001-09-16 23:47:13 +02:00
/* manual disable */
2001-07-22 16:37:44 +02:00
if ( audio_disable ) {
use_audio = 0 ;
}
if ( video_disable ) {
use_video = 0 ;
}
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if ( subtitle_disable ) {
use_subtitle = 0 ;
}
2005-12-17 19:14:38 +01:00
2001-07-22 16:37:44 +02:00
if ( use_video ) {
2005-06-03 16:31:45 +02:00
new_video_stream ( oc ) ;
2001-07-22 16:37:44 +02:00
}
2005-12-17 19:14:38 +01:00
2001-07-22 16:37:44 +02:00
if ( use_audio ) {
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new_audio_stream ( oc ) ;
2001-07-22 16:37:44 +02:00
}
2007-07-25 21:47:44 +02:00
if ( use_subtitle ) {
new_subtitle_stream ( oc ) ;
}
2004-04-06 08:31:12 +02:00
oc - > timestamp = rec_timestamp ;
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2005-12-22 02:10:11 +01:00
if ( str_title )
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av_strlcpy ( oc - > title , str_title , sizeof ( oc - > title ) ) ;
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if ( str_author )
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av_strlcpy ( oc - > author , str_author , sizeof ( oc - > author ) ) ;
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if ( str_copyright )
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av_strlcpy ( oc - > copyright , str_copyright , sizeof ( oc - > copyright ) ) ;
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if ( str_comment )
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av_strlcpy ( oc - > comment , str_comment , sizeof ( oc - > comment ) ) ;
2006-09-07 10:27:05 +02:00
if ( str_album )
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av_strlcpy ( oc - > album , str_album , sizeof ( oc - > album ) ) ;
2001-07-22 16:37:44 +02:00
}
2002-10-11 11:19:34 +02:00
output_files [ nb_output_files + + ] = oc ;
2001-07-22 16:37:44 +02:00
2001-09-16 23:47:13 +02:00
/* check filename in case of an image number is expected */
2002-05-20 18:32:49 +02:00
if ( oc - > oformat - > flags & AVFMT_NEEDNUMBER ) {
2006-09-04 11:57:47 +02:00
if ( ! av_filename_number_test ( oc - > filename ) ) {
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print_error ( oc - > filename , AVERROR_NUMEXPECTED ) ;
2001-09-16 23:47:13 +02:00
exit ( 1 ) ;
2002-05-20 18:32:49 +02:00
}
2001-09-16 23:47:13 +02:00
}
2002-05-20 18:32:49 +02:00
if ( ! ( oc - > oformat - > flags & AVFMT_NOFILE ) ) {
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/* test if it already exists to avoid loosing precious files */
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if ( ! file_overwrite & &
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( strchr ( filename , ' : ' ) = = NULL | |
2007-06-24 13:27:12 +02:00
av_strstart ( filename , " file: " , NULL ) ) ) {
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if ( url_exist ( filename ) ) {
int c ;
2005-12-17 19:14:38 +01:00
2003-08-29 22:51:10 +02:00
if ( ! using_stdin ) {
fprintf ( stderr , " File '%s' already exists. Overwrite ? [y/N] " , filename ) ;
fflush ( stderr ) ;
c = getchar ( ) ;
if ( toupper ( c ) ! = ' Y ' ) {
fprintf ( stderr , " Not overwriting - exiting \n " ) ;
exit ( 1 ) ;
}
2005-12-22 02:10:11 +01:00
}
else {
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fprintf ( stderr , " File '%s' already exists. Exiting. \n " , filename ) ;
2001-07-22 16:37:44 +02:00
exit ( 1 ) ;
2005-12-22 02:10:11 +01:00
}
2001-07-22 16:37:44 +02:00
}
}
2005-12-17 19:14:38 +01:00
2001-07-22 16:37:44 +02:00
/* open the file */
if ( url_fopen ( & oc - > pb , filename , URL_WRONLY ) < 0 ) {
fprintf ( stderr , " Could not open '%s' \n " , filename ) ;
exit ( 1 ) ;
}
}
2003-01-11 06:05:47 +01:00
memset ( ap , 0 , sizeof ( * ap ) ) ;
if ( av_set_parameters ( oc , ap ) < 0 ) {
fprintf ( stderr , " %s: Invalid encoding parameters \n " ,
oc - > filename ) ;
exit ( 1 ) ;
}
2004-10-16 23:27:42 +02:00
oc - > preload = ( int ) ( mux_preload * AV_TIME_BASE ) ;
oc - > max_delay = ( int ) ( mux_max_delay * AV_TIME_BASE ) ;
2005-06-18 03:52:24 +02:00
oc - > loop_output = loop_output ;
2004-10-07 00:29:30 +02:00
2006-09-08 16:21:57 +02:00
for ( i = 0 ; i < opt_name_count ; i + + ) {
2007-01-23 14:04:13 +01:00
const AVOption * opt ;
2006-09-08 16:21:57 +02:00
double d = av_get_double ( avformat_opts , opt_names [ i ] , & opt ) ;
if ( d = = d & & ( opt - > flags & AV_OPT_FLAG_ENCODING_PARAM ) )
av_set_double ( oc , opt_names [ i ] , d ) ;
}
2001-07-22 16:37:44 +02:00
/* reset some options */
2002-05-20 18:32:49 +02:00
file_oformat = NULL ;
file_iformat = NULL ;
2001-07-22 16:37:44 +02:00
}
2002-10-10 19:09:01 +02:00
/* same option as mencoder */
2003-02-10 10:44:47 +01:00
static void opt_pass ( const char * pass_str )
2002-10-10 19:09:01 +02:00
{
int pass ;
pass = atoi ( pass_str ) ;
if ( pass ! = 1 & & pass ! = 2 ) {
fprintf ( stderr , " pass number can be only 1 or 2 \n " ) ;
exit ( 1 ) ;
}
do_pass = pass ;
}
2001-09-25 01:22:25 +02:00
2003-02-11 17:35:48 +01:00
static int64_t getutime ( void )
2001-08-13 23:43:02 +02:00
{
2007-07-13 18:04:00 +02:00
# ifdef HAVE_GETRUSAGE
2003-01-11 21:34:38 +01:00
struct rusage rusage ;
getrusage ( RUSAGE_SELF , & rusage ) ;
return ( rusage . ru_utime . tv_sec * 1000000LL ) + rusage . ru_utime . tv_usec ;
2007-07-13 18:11:36 +02:00
# elif defined(HAVE_GETPROCESSTIMES)
HANDLE proc ;
FILETIME c , e , k , u ;
proc = GetCurrentProcess ( ) ;
GetProcessTimes ( proc , & c , & e , & k , & u ) ;
return ( ( int64_t ) u . dwHighDateTime < < 32 | u . dwLowDateTime ) / 10 ;
# else
2007-08-07 02:46:36 +02:00
return av_gettime ( ) ;
2007-07-13 18:04:00 +02:00
# endif
2001-08-13 23:43:02 +02:00
}
2001-07-31 01:19:22 +02:00
2006-08-31 03:22:03 +02:00
# if defined(CONFIG_FFM_DEMUXER) || defined(CONFIG_FFM_MUXER)
2002-05-20 18:32:49 +02:00
extern int ffm_nopts ;
2006-08-31 03:22:03 +02:00
# endif
2002-05-20 18:32:49 +02:00
2007-08-10 09:28:18 +02:00
static void opt_show_formats ( void )
2001-07-22 16:37:44 +02:00
{
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AVInputFormat * ifmt ;
AVOutputFormat * ofmt ;
2001-07-22 16:37:44 +02:00
URLProtocol * up ;
2004-03-11 02:12:30 +01:00
AVCodec * p , * p2 ;
2007-07-06 13:47:02 +02:00
const char * last_name ;
2004-03-11 02:12:30 +01:00
printf ( " File formats: \n " ) ;
last_name = " 000 " ;
for ( ; ; ) {
int decode = 0 ;
int encode = 0 ;
const char * name = NULL ;
2004-10-19 12:52:59 +02:00
const char * long_name = NULL ;
2004-03-11 02:12:30 +01:00
for ( ofmt = first_oformat ; ofmt ! = NULL ; ofmt = ofmt - > next ) {
if ( ( name = = NULL | | strcmp ( ofmt - > name , name ) < 0 ) & &
strcmp ( ofmt - > name , last_name ) > 0 ) {
name = ofmt - > name ;
2004-10-19 12:52:59 +02:00
long_name = ofmt - > long_name ;
2004-03-11 02:12:30 +01:00
encode = 1 ;
}
}
for ( ifmt = first_iformat ; ifmt ! = NULL ; ifmt = ifmt - > next ) {
if ( ( name = = NULL | | strcmp ( ifmt - > name , name ) < 0 ) & &
strcmp ( ifmt - > name , last_name ) > 0 ) {
name = ifmt - > name ;
2004-10-19 12:52:59 +02:00
long_name = ifmt - > long_name ;
2004-03-11 02:12:30 +01:00
encode = 0 ;
}
if ( name & & strcmp ( ifmt - > name , name ) = = 0 )
decode = 1 ;
}
if ( name = = NULL )
break ;
last_name = name ;
2005-12-17 19:14:38 +01:00
2004-03-11 02:12:30 +01:00
printf (
2005-12-17 19:14:38 +01:00
" %s%s %-15s %s \n " ,
decode ? " D " : " " ,
encode ? " E " : " " ,
2004-10-19 12:52:59 +02:00
name ,
long_name ? long_name : " " ) ;
2003-01-11 06:05:47 +01:00
}
printf ( " \n " ) ;
2001-07-22 16:37:44 +02:00
printf ( " Codecs: \n " ) ;
2004-03-11 02:12:30 +01:00
last_name = " 000 " ;
for ( ; ; ) {
int decode = 0 ;
int encode = 0 ;
int cap = 0 ;
2005-06-03 16:31:45 +02:00
const char * type_str ;
2004-03-11 02:12:30 +01:00
p2 = NULL ;
for ( p = first_avcodec ; p ! = NULL ; p = p - > next ) {
if ( ( p2 = = NULL | | strcmp ( p - > name , p2 - > name ) < 0 ) & &
strcmp ( p - > name , last_name ) > 0 ) {
p2 = p ;
decode = encode = cap = 0 ;
}
if ( p2 & & strcmp ( p - > name , p2 - > name ) = = 0 ) {
if ( p - > decode ) decode = 1 ;
if ( p - > encode ) encode = 1 ;
cap | = p - > capabilities ;
}
}
if ( p2 = = NULL )
break ;
last_name = p2 - > name ;
2005-12-17 19:14:38 +01:00
2005-06-03 16:31:45 +02:00
switch ( p2 - > type ) {
case CODEC_TYPE_VIDEO :
type_str = " V " ;
break ;
case CODEC_TYPE_AUDIO :
type_str = " A " ;
break ;
case CODEC_TYPE_SUBTITLE :
type_str = " S " ;
break ;
default :
type_str = " ? " ;
break ;
}
2004-03-11 02:12:30 +01:00
printf (
2005-12-17 19:14:38 +01:00
" %s%s%s%s%s%s %s " ,
decode ? " D " : ( /*p2->decoder ? "d":*/ " " ) ,
encode ? " E " : " " ,
2005-06-03 16:31:45 +02:00
type_str ,
2004-03-11 02:12:30 +01:00
cap & CODEC_CAP_DRAW_HORIZ_BAND ? " S " : " " ,
cap & CODEC_CAP_DR1 ? " D " : " " ,
cap & CODEC_CAP_TRUNCATED ? " T " : " " ,
p2 - > name ) ;
/* if(p2->decoder && decode==0)
printf ( " use %s for decoding " , p2 - > decoder - > name ) ; */
printf ( " \n " ) ;
2001-07-22 16:37:44 +02:00
}
printf ( " \n " ) ;
2004-03-11 02:12:30 +01:00
printf ( " Supported file protocols: \n " ) ;
2001-07-22 16:37:44 +02:00
for ( up = first_protocol ; up ! = NULL ; up = up - > next )
printf ( " %s: " , up - > name ) ;
printf ( " \n " ) ;
2005-12-17 19:14:38 +01:00
2004-03-11 02:12:30 +01:00
printf ( " Frame size, frame rate abbreviations: \n ntsc pal qntsc qpal sntsc spal film ntsc-film sqcif qcif cif 4cif \n " ) ;
2007-07-06 13:47:02 +02:00
printf ( " \n " ) ;
2004-03-11 02:12:30 +01:00
printf (
2007-06-12 11:29:25 +02:00
" Note, the names of encoders and decoders do not always match, so there are \n "
2004-03-11 02:12:30 +01:00
" several cases where the above table shows encoder only or decoder only entries \n "
2007-06-12 11:29:25 +02:00
" even though both encoding and decoding are supported. For example, the h263 \n "
" decoder corresponds to the h263 and h263p encoders, for file formats it is even \n "
" worse. \n " ) ;
2007-08-11 15:09:35 +02:00
exit ( 0 ) ;
2001-07-22 16:37:44 +02:00
}
2006-01-31 00:33:19 +01:00
static void parse_matrix_coeffs ( uint16_t * dest , const char * str )
2003-10-31 11:25:21 +01:00
{
int i ;
const char * p = str ;
for ( i = 0 ; ; i + + ) {
dest [ i ] = atoi ( p ) ;
if ( i = = 63 )
break ;
p = strchr ( p , ' , ' ) ;
if ( ! p ) {
fprintf ( stderr , " Syntax error in matrix \" %s \" at coeff %d \n " , str , i ) ;
exit ( 1 ) ;
}
p + + ;
}
}
2006-01-31 00:33:19 +01:00
static void opt_inter_matrix ( const char * arg )
2003-10-31 11:25:21 +01:00
{
inter_matrix = av_mallocz ( sizeof ( uint16_t ) * 64 ) ;
parse_matrix_coeffs ( inter_matrix , arg ) ;
}
2006-01-31 00:33:19 +01:00
static void opt_intra_matrix ( const char * arg )
2003-10-31 11:25:21 +01:00
{
intra_matrix = av_mallocz ( sizeof ( uint16_t ) * 64 ) ;
parse_matrix_coeffs ( intra_matrix , arg ) ;
}
2007-08-09 14:13:29 +02:00
static void opt_show_help ( void )
{
show_help ( ) ;
exit ( 0 ) ;
}
2003-11-03 18:28:44 +01:00
static void opt_target ( const char * arg )
{
int norm = - 1 ;
2005-02-24 20:08:50 +01:00
static const char * const frame_rates [ ] = { " 25 " , " 30000/1001 " , " 24000/1001 " } ;
2003-11-03 18:28:44 +01:00
if ( ! strncmp ( arg , " pal- " , 4 ) ) {
norm = 0 ;
arg + = 4 ;
} else if ( ! strncmp ( arg , " ntsc- " , 5 ) ) {
norm = 1 ;
arg + = 5 ;
2004-12-19 16:31:55 +01:00
} else if ( ! strncmp ( arg , " film- " , 5 ) ) {
norm = 2 ;
arg + = 5 ;
2003-11-03 18:28:44 +01:00
} else {
int fr ;
/* Calculate FR via float to avoid int overflow */
2007-06-18 10:08:43 +02:00
fr = ( int ) ( frame_rate . num * 1000.0 / frame_rate . den ) ;
2003-11-03 18:28:44 +01:00
if ( fr = = 25000 ) {
norm = 0 ;
} else if ( ( fr = = 29970 ) | | ( fr = = 23976 ) ) {
norm = 1 ;
} else {
/* Try to determine PAL/NTSC by peeking in the input files */
if ( nb_input_files ) {
int i , j ;
for ( j = 0 ; j < nb_input_files ; j + + ) {
for ( i = 0 ; i < input_files [ j ] - > nb_streams ; i + + ) {
2005-07-18 00:24:36 +02:00
AVCodecContext * c = input_files [ j ] - > streams [ i ] - > codec ;
2003-11-03 18:28:44 +01:00
if ( c - > codec_type ! = CODEC_TYPE_VIDEO )
continue ;
2005-04-30 23:43:59 +02:00
fr = c - > time_base . den * 1000 / c - > time_base . num ;
2003-11-03 18:28:44 +01:00
if ( fr = = 25000 ) {
norm = 0 ;
break ;
} else if ( ( fr = = 29970 ) | | ( fr = = 23976 ) ) {
norm = 1 ;
break ;
}
}
if ( norm > = 0 )
break ;
}
}
}
if ( verbose & & norm > = 0 )
2005-01-21 22:32:37 +01:00
fprintf ( stderr , " Assuming %s for target. \n " , norm ? " NTSC " : " PAL " ) ;
2003-11-03 18:28:44 +01:00
}
if ( norm < 0 ) {
2004-12-19 16:31:55 +01:00
fprintf ( stderr , " Could not determine norm (PAL/NTSC/NTSC-Film) for target. \n " ) ;
fprintf ( stderr , " Please prefix target with \" pal- \" , \" ntsc- \" or \" film- \" , \n " ) ;
2003-11-03 18:28:44 +01:00
fprintf ( stderr , " or set a framerate with \" -r xxx \" . \n " ) ;
exit ( 1 ) ;
}
if ( ! strcmp ( arg , " vcd " ) ) {
opt_video_codec ( " mpeg1video " ) ;
opt_audio_codec ( " mp2 " ) ;
opt_format ( " vcd " ) ;
opt_frame_size ( norm ? " 352x240 " : " 352x288 " ) ;
2004-12-19 16:31:55 +01:00
opt_frame_rate ( frame_rates [ norm ] ) ;
2006-09-15 19:40:46 +02:00
opt_default ( " gop " , norm ? " 18 " : " 15 " ) ;
2003-11-03 18:28:44 +01:00
2006-09-15 13:15:55 +02:00
opt_default ( " b " , " 1150000 " ) ;
2006-09-15 19:38:43 +02:00
opt_default ( " maxrate " , " 1150000 " ) ;
opt_default ( " minrate " , " 1150000 " ) ;
2006-09-18 21:27:12 +02:00
opt_default ( " bufsize " , " 327680 " ) ; // 40*1024*8;
2003-11-03 18:28:44 +01:00
2007-03-05 11:04:53 +01:00
opt_default ( " ab " , " 224000 " ) ;
2003-11-03 18:28:44 +01:00
audio_sample_rate = 44100 ;
2007-02-05 17:07:26 +01:00
audio_channels = 2 ;
2005-12-17 19:14:38 +01:00
2006-09-20 10:24:17 +02:00
opt_default ( " packetsize " , " 2324 " ) ;
2006-09-20 10:23:01 +02:00
opt_default ( " muxrate " , " 1411200 " ) ; // 2352 * 75 * 8;
2003-11-03 18:28:44 +01:00
2004-10-16 23:27:42 +02:00
/* We have to offset the PTS, so that it is consistent with the SCR.
SCR starts at 36000 , but the first two packs contain only padding
and the first pack from the other stream , respectively , may also have
been written before .
So the real data starts at SCR 36000 + 3 * 1200. */
mux_preload = ( 36000 + 3 * 1200 ) / 90000.0 ; //0.44
2003-11-03 18:28:44 +01:00
} else if ( ! strcmp ( arg , " svcd " ) ) {
opt_video_codec ( " mpeg2video " ) ;
opt_audio_codec ( " mp2 " ) ;
2004-02-19 23:34:13 +01:00
opt_format ( " svcd " ) ;
2003-11-03 18:28:44 +01:00
opt_frame_size ( norm ? " 480x480 " : " 480x576 " ) ;
2004-12-19 16:31:55 +01:00
opt_frame_rate ( frame_rates [ norm ] ) ;
2006-09-15 19:40:46 +02:00
opt_default ( " gop " , norm ? " 18 " : " 15 " ) ;
2003-11-03 18:28:44 +01:00
2006-09-15 13:15:55 +02:00
opt_default ( " b " , " 2040000 " ) ;
2006-09-15 19:38:43 +02:00
opt_default ( " maxrate " , " 2516000 " ) ;
opt_default ( " minrate " , " 0 " ) ; //1145000;
2006-09-18 21:27:12 +02:00
opt_default ( " bufsize " , " 1835008 " ) ; //224*1024*8;
2005-09-12 12:23:52 +02:00
opt_default ( " flags " , " +SCAN_OFFSET " ) ;
2003-11-03 18:28:44 +01:00
2007-03-05 11:04:53 +01:00
opt_default ( " ab " , " 224000 " ) ;
2003-11-03 18:28:44 +01:00
audio_sample_rate = 44100 ;
2006-09-20 10:24:17 +02:00
opt_default ( " packetsize " , " 2324 " ) ;
2004-10-07 00:29:30 +02:00
2003-11-03 18:28:44 +01:00
} else if ( ! strcmp ( arg , " dvd " ) ) {
opt_video_codec ( " mpeg2video " ) ;
opt_audio_codec ( " ac3 " ) ;
2004-10-03 20:21:45 +02:00
opt_format ( " dvd " ) ;
2003-11-03 18:28:44 +01:00
opt_frame_size ( norm ? " 720x480 " : " 720x576 " ) ;
2004-12-19 16:31:55 +01:00
opt_frame_rate ( frame_rates [ norm ] ) ;
2006-09-15 19:40:46 +02:00
opt_default ( " gop " , norm ? " 18 " : " 15 " ) ;
2003-11-03 18:28:44 +01:00
2006-09-15 13:15:55 +02:00
opt_default ( " b " , " 6000000 " ) ;
2006-09-15 19:38:43 +02:00
opt_default ( " maxrate " , " 9000000 " ) ;
opt_default ( " minrate " , " 0 " ) ; //1500000;
2006-09-18 21:27:12 +02:00
opt_default ( " bufsize " , " 1835008 " ) ; //224*1024*8;
2003-11-03 18:28:44 +01:00
2006-09-20 10:24:17 +02:00
opt_default ( " packetsize " , " 2048 " ) ; // from www.mpucoder.com: DVD sectors contain 2048 bytes of data, this is also the size of one pack.
2006-09-20 10:23:01 +02:00
opt_default ( " muxrate " , " 10080000 " ) ; // from mplex project: data_rate = 1260000. mux_rate = data_rate * 8
2004-11-21 04:37:33 +01:00
2007-03-05 11:04:53 +01:00
opt_default ( " ab " , " 448000 " ) ;
2003-11-03 18:28:44 +01:00
audio_sample_rate = 48000 ;
2006-03-30 04:36:02 +02:00
} else if ( ! strncmp ( arg , " dv " , 2 ) ) {
2004-12-29 19:50:47 +01:00
opt_format ( " dv " ) ;
opt_frame_size ( norm ? " 720x480 " : " 720x576 " ) ;
2006-03-30 04:36:02 +02:00
opt_frame_pix_fmt ( ! strncmp ( arg , " dv50 " , 4 ) ? " yuv422p " :
( norm ? " yuv411p " : " yuv420p " ) ) ;
2004-12-29 19:50:47 +01:00
opt_frame_rate ( frame_rates [ norm ] ) ;
audio_sample_rate = 48000 ;
audio_channels = 2 ;
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} else {
fprintf ( stderr , " Unknown target: %s \n " , arg ) ;
exit ( 1 ) ;
}
}
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static void opt_vstats_file ( const char * arg )
{
av_free ( vstats_filename ) ;
vstats_filename = av_strdup ( arg ) ;
}
static void opt_vstats ( void )
{
char filename [ 40 ] ;
time_t today2 = time ( NULL ) ;
struct tm * today = localtime ( & today2 ) ;
snprintf ( filename , sizeof ( filename ) , " vstats_%02d%02d%02d.log " , today - > tm_hour , today - > tm_min ,
today - > tm_sec ) ;
opt_vstats_file ( filename ) ;
}
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static void opt_video_bsf ( const char * arg )
{
AVBitStreamFilterContext * bsfc = av_bitstream_filter_init ( arg ) ; //FIXME split name and args for filter at '='
AVBitStreamFilterContext * * bsfp ;
if ( ! bsfc ) {
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fprintf ( stderr , " Unknown bitstream filter %s \n " , arg ) ;
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exit ( 1 ) ;
}
bsfp = & video_bitstream_filters ;
while ( * bsfp )
bsfp = & ( * bsfp ) - > next ;
* bsfp = bsfc ;
}
//FIXME avoid audio - video code duplication
static void opt_audio_bsf ( const char * arg )
{
AVBitStreamFilterContext * bsfc = av_bitstream_filter_init ( arg ) ; //FIXME split name and args for filter at '='
AVBitStreamFilterContext * * bsfp ;
if ( ! bsfc ) {
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fprintf ( stderr , " Unknown bitstream filter %s \n " , arg ) ;
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exit ( 1 ) ;
}
bsfp = & audio_bitstream_filters ;
while ( * bsfp )
bsfp = & ( * bsfp ) - > next ;
* bsfp = bsfc ;
}
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static void opt_show_version ( void )
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{
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/* TODO: add function interface to avutil and avformat */
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fprintf ( stderr , " ffmpeg " FFMPEG_VERSION " \n "
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" libavutil %d \n "
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" libavcodec %d \n "
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" libavformat %d \n " ,
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LIBAVUTIL_BUILD , avcodec_build ( ) , LIBAVFORMAT_BUILD ) ;
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exit ( 0 ) ;
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}
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static int opt_default ( const char * opt , const char * arg ) {
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int type ;
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const AVOption * o = NULL ;
int opt_types [ ] = { AV_OPT_FLAG_VIDEO_PARAM , AV_OPT_FLAG_AUDIO_PARAM , 0 , AV_OPT_FLAG_SUBTITLE_PARAM , 0 } ;
for ( type = 0 ; type < CODEC_TYPE_NB ; type + + ) {
const AVOption * o2 = av_find_opt ( avctx_opts [ 0 ] , opt , NULL , opt_types [ type ] , opt_types [ type ] ) ;
if ( o2 )
o = av_set_string ( avctx_opts [ type ] , opt , arg ) ;
}
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if ( ! o )
o = av_set_string ( avformat_opts , opt , arg ) ;
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if ( ! o )
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o = av_set_string ( sws_opts , opt , arg ) ;
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if ( ! o ) {
if ( opt [ 0 ] = = ' a ' )
o = av_set_string ( avctx_opts [ CODEC_TYPE_AUDIO ] , opt + 1 , arg ) ;
else if ( opt [ 0 ] = = ' v ' )
o = av_set_string ( avctx_opts [ CODEC_TYPE_VIDEO ] , opt + 1 , arg ) ;
else if ( opt [ 0 ] = = ' s ' )
o = av_set_string ( avctx_opts [ CODEC_TYPE_SUBTITLE ] , opt + 1 , arg ) ;
}
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if ( ! o )
return - 1 ;
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// av_log(NULL, AV_LOG_ERROR, "%s:%s: %f 0x%0X\n", opt, arg, av_get_double(avctx_opts, opt, NULL), (int)av_get_int(avctx_opts, opt, NULL));
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//FIXME we should always use avctx_opts, ... for storing options so there wont be any need to keep track of whats set over this
opt_names = av_realloc ( opt_names , sizeof ( void * ) * ( opt_name_count + 1 ) ) ;
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opt_names [ opt_name_count + + ] = o - > name ;
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# if defined(CONFIG_FFM_DEMUXER) || defined(CONFIG_FFM_MUXER)
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/* disable generate of real time pts in ffm (need to be supressed anyway) */
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if ( avctx_opts [ 0 ] - > flags & CODEC_FLAG_BITEXACT )
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ffm_nopts = 1 ;
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# endif
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if ( avctx_opts [ 0 ] - > debug )
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av_log_level = AV_LOG_DEBUG ;
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return 0 ;
}
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const OptionDef options [ ] = {
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/* main options */
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{ " L " , 0 , { ( void * ) opt_show_license } , " show license " } ,
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{ " h " , 0 , { ( void * ) opt_show_help } , " show help " } ,
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{ " version " , 0 , { ( void * ) opt_show_version } , " show version " } ,
{ " formats " , 0 , { ( void * ) opt_show_formats } , " show available formats, codecs, protocols, ... " } ,
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{ " f " , HAS_ARG , { ( void * ) opt_format } , " force format " , " fmt " } ,
{ " i " , HAS_ARG , { ( void * ) opt_input_file } , " input file name " , " filename " } ,
{ " y " , OPT_BOOL , { ( void * ) & file_overwrite } , " overwrite output files " } ,
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{ " map " , HAS_ARG | OPT_EXPERT , { ( void * ) opt_map } , " set input stream mapping " , " file:stream[:syncfile:syncstream] " } ,
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{ " map_meta_data " , HAS_ARG | OPT_EXPERT , { ( void * ) opt_map_meta_data } , " set meta data information of outfile from infile " , " outfile:infile " } ,
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{ " t " , HAS_ARG , { ( void * ) opt_recording_time } , " set the recording time " , " duration " } ,
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{ " fs " , HAS_ARG | OPT_INT64 , { ( void * ) & limit_filesize } , " set the limit file size in bytes " , " limit_size " } , //
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{ " ss " , HAS_ARG , { ( void * ) opt_start_time } , " set the start time offset " , " time_off " } ,
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{ " itsoffset " , HAS_ARG , { ( void * ) opt_input_ts_offset } , " set the input ts offset " , " time_off " } ,
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{ " title " , HAS_ARG | OPT_STRING , { ( void * ) & str_title } , " set the title " , " string " } ,
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{ " timestamp " , HAS_ARG , { ( void * ) & opt_rec_timestamp } , " set the timestamp " , " time " } ,
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{ " author " , HAS_ARG | OPT_STRING , { ( void * ) & str_author } , " set the author " , " string " } ,
{ " copyright " , HAS_ARG | OPT_STRING , { ( void * ) & str_copyright } , " set the copyright " , " string " } ,
{ " comment " , HAS_ARG | OPT_STRING , { ( void * ) & str_comment } , " set the comment " , " string " } ,
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{ " album " , HAS_ARG | OPT_STRING , { ( void * ) & str_album } , " set the album " , " string " } ,
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{ " benchmark " , OPT_BOOL | OPT_EXPERT , { ( void * ) & do_benchmark } ,
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" add timings for benchmarking " } ,
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{ " dump " , OPT_BOOL | OPT_EXPERT , { ( void * ) & do_pkt_dump } ,
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" dump each input packet " } ,
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{ " hex " , OPT_BOOL | OPT_EXPERT , { ( void * ) & do_hex_dump } ,
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" when dumping packets, also dump the payload " } ,
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{ " re " , OPT_BOOL | OPT_EXPERT , { ( void * ) & rate_emu } , " read input at native frame rate " , " " } ,
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{ " loop_input " , OPT_BOOL | OPT_EXPERT , { ( void * ) & loop_input } , " loop (current only works with images) " } ,
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{ " loop_output " , HAS_ARG | OPT_INT | OPT_EXPERT , { ( void * ) & loop_output } , " number of times to loop output in formats that support looping (0 loops forever) " , " " } ,
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{ " v " , HAS_ARG , { ( void * ) opt_verbose } , " control amount of logging " , " verbose " } ,
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{ " target " , HAS_ARG , { ( void * ) opt_target } , " specify target file type ( \" vcd \" , \" svcd \" , \" dvd \" , \" dv \" , \" dv50 \" , \" pal-vcd \" , \" ntsc-svcd \" , ...) " , " type " } ,
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{ " threads " , HAS_ARG | OPT_EXPERT , { ( void * ) opt_thread_count } , " thread count " , " count " } ,
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{ " vsync " , HAS_ARG | OPT_INT | OPT_EXPERT , { ( void * ) & video_sync_method } , " video sync method " , " " } ,
{ " async " , HAS_ARG | OPT_INT | OPT_EXPERT , { ( void * ) & audio_sync_method } , " audio sync method " , " " } ,
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{ " adrift_threshold " , HAS_ARG | OPT_FLOAT | OPT_EXPERT , { ( void * ) & audio_drift_threshold } , " audio drift threshold " , " " } ,
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{ " vglobal " , HAS_ARG | OPT_INT | OPT_EXPERT , { ( void * ) & video_global_header } , " video global header storage type " , " " } ,
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{ " copyts " , OPT_BOOL | OPT_EXPERT , { ( void * ) & copy_ts } , " copy timestamps " } ,
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{ " shortest " , OPT_BOOL | OPT_EXPERT , { ( void * ) & opt_shortest } , " finish encoding within shortest input " } , //
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{ " dts_delta_threshold " , HAS_ARG | OPT_FLOAT | OPT_EXPERT , { ( void * ) & dts_delta_threshold } , " timestamp discontinuity delta threshold " , " " } ,
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/* video options */
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{ " vframes " , OPT_INT | HAS_ARG | OPT_VIDEO , { ( void * ) & max_frames [ CODEC_TYPE_VIDEO ] } , " set the number of video frames to record " , " number " } ,
{ " dframes " , OPT_INT | HAS_ARG , { ( void * ) & max_frames [ CODEC_TYPE_DATA ] } , " set the number of data frames to record " , " number " } ,
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{ " r " , HAS_ARG | OPT_VIDEO , { ( void * ) opt_frame_rate } , " set frame rate (Hz value, fraction or abbreviation) " , " rate " } ,
{ " s " , HAS_ARG | OPT_VIDEO , { ( void * ) opt_frame_size } , " set frame size (WxH or abbreviation) " , " size " } ,
{ " aspect " , HAS_ARG | OPT_VIDEO , { ( void * ) opt_frame_aspect_ratio } , " set aspect ratio (4:3, 16:9 or 1.3333, 1.7777) " , " aspect " } ,
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{ " pix_fmt " , HAS_ARG | OPT_EXPERT | OPT_VIDEO , { ( void * ) opt_frame_pix_fmt } , " set pixel format, 'list' as argument shows all the pixel formats supported " , " format " } ,
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{ " croptop " , HAS_ARG | OPT_VIDEO , { ( void * ) opt_frame_crop_top } , " set top crop band size (in pixels) " , " size " } ,
{ " cropbottom " , HAS_ARG | OPT_VIDEO , { ( void * ) opt_frame_crop_bottom } , " set bottom crop band size (in pixels) " , " size " } ,
{ " cropleft " , HAS_ARG | OPT_VIDEO , { ( void * ) opt_frame_crop_left } , " set left crop band size (in pixels) " , " size " } ,
{ " cropright " , HAS_ARG | OPT_VIDEO , { ( void * ) opt_frame_crop_right } , " set right crop band size (in pixels) " , " size " } ,
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{ " padtop " , HAS_ARG | OPT_VIDEO , { ( void * ) opt_frame_pad_top } , " set top pad band size (in pixels) " , " size " } ,
{ " padbottom " , HAS_ARG | OPT_VIDEO , { ( void * ) opt_frame_pad_bottom } , " set bottom pad band size (in pixels) " , " size " } ,
{ " padleft " , HAS_ARG | OPT_VIDEO , { ( void * ) opt_frame_pad_left } , " set left pad band size (in pixels) " , " size " } ,
{ " padright " , HAS_ARG | OPT_VIDEO , { ( void * ) opt_frame_pad_right } , " set right pad band size (in pixels) " , " size " } ,
{ " padcolor " , HAS_ARG | OPT_VIDEO , { ( void * ) opt_pad_color } , " set color of pad bands (Hex 000000 thru FFFFFF) " , " color " } ,
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{ " intra " , OPT_BOOL | OPT_EXPERT | OPT_VIDEO , { ( void * ) & intra_only } , " use only intra frames " } ,
{ " vn " , OPT_BOOL | OPT_VIDEO , { ( void * ) & video_disable } , " disable video " } ,
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{ " vdt " , OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO , { ( void * ) & video_discard } , " discard threshold " , " n " } ,
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{ " qscale " , HAS_ARG | OPT_EXPERT | OPT_VIDEO , { ( void * ) opt_qscale } , " use fixed video quantizer scale (VBR) " , " q " } ,
{ " qdiff " , HAS_ARG | OPT_EXPERT | OPT_VIDEO , { ( void * ) opt_qdiff } , " max difference between the quantizer scale (VBR) " , " q " } ,
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{ " rc_eq " , HAS_ARG | OPT_EXPERT | OPT_VIDEO , { ( void * ) opt_video_rc_eq } , " set rate control equation " , " equation " } ,
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{ " rc_override " , HAS_ARG | OPT_EXPERT | OPT_VIDEO , { ( void * ) opt_video_rc_override_string } , " rate control override for specific intervals " , " override " } ,
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{ " vcodec " , HAS_ARG | OPT_VIDEO , { ( void * ) opt_video_codec } , " force video codec ('copy' to copy stream) " , " codec " } ,
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{ " me_threshold " , HAS_ARG | OPT_EXPERT | OPT_VIDEO , { ( void * ) opt_me_threshold } , " motion estimaton threshold " , " " } ,
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{ " strict " , HAS_ARG | OPT_EXPERT | OPT_VIDEO , { ( void * ) opt_strict } , " how strictly to follow the standards " , " strictness " } ,
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{ " sameq " , OPT_BOOL | OPT_VIDEO , { ( void * ) & same_quality } ,
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" use same video quality as source (implies VBR) " } ,
{ " pass " , HAS_ARG | OPT_VIDEO , { ( void * ) & opt_pass } , " select the pass number (1 or 2) " , " n " } ,
{ " passlogfile " , HAS_ARG | OPT_STRING | OPT_VIDEO , { ( void * ) & pass_logfilename } , " select two pass log file name " , " file " } ,
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{ " deinterlace " , OPT_BOOL | OPT_EXPERT | OPT_VIDEO , { ( void * ) & do_deinterlace } ,
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" deinterlace pictures " } ,
{ " psnr " , OPT_BOOL | OPT_EXPERT | OPT_VIDEO , { ( void * ) & do_psnr } , " calculate PSNR of compressed frames " } ,
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{ " vstats " , OPT_EXPERT | OPT_VIDEO , { ( void * ) & opt_vstats } , " dump video coding statistics to file " } ,
{ " vstats_file " , HAS_ARG | OPT_EXPERT | OPT_VIDEO , { ( void * ) opt_vstats_file } , " dump video coding statistics to file " , " file " } ,
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# ifdef CONFIG_VHOOK
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{ " vhook " , HAS_ARG | OPT_EXPERT | OPT_VIDEO , { ( void * ) add_frame_hooker } , " insert video processing module " , " module " } ,
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# endif
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{ " intra_matrix " , HAS_ARG | OPT_EXPERT | OPT_VIDEO , { ( void * ) opt_intra_matrix } , " specify intra matrix coeffs " , " matrix " } ,
{ " inter_matrix " , HAS_ARG | OPT_EXPERT | OPT_VIDEO , { ( void * ) opt_inter_matrix } , " specify inter matrix coeffs " , " matrix " } ,
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{ " top " , HAS_ARG | OPT_EXPERT | OPT_VIDEO , { ( void * ) opt_top_field_first } , " top=1/bottom=0/auto=-1 field first " , " " } ,
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{ " dc " , OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO , { ( void * ) & intra_dc_precision } , " intra_dc_precision " , " precision " } ,
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{ " vtag " , HAS_ARG | OPT_EXPERT | OPT_VIDEO , { ( void * ) opt_video_tag } , " force video tag/fourcc " , " fourcc/tag " } ,
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{ " newvideo " , OPT_VIDEO , { ( void * ) opt_new_video_stream } , " add a new video stream to the current output stream " } ,
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{ " qphist " , OPT_BOOL | OPT_EXPERT | OPT_VIDEO , { ( void * ) & qp_hist } , " show QP histogram " } ,
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/* audio options */
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{ " aframes " , OPT_INT | HAS_ARG | OPT_AUDIO , { ( void * ) & max_frames [ CODEC_TYPE_AUDIO ] } , " set the number of audio frames to record " , " number " } ,
2005-08-21 22:27:00 +02:00
{ " aq " , OPT_FLOAT | HAS_ARG | OPT_AUDIO , { ( void * ) & audio_qscale } , " set audio quality (codec-specific) " , " quality " , } ,
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{ " ar " , HAS_ARG | OPT_AUDIO , { ( void * ) opt_audio_rate } , " set audio sampling rate (in Hz) " , " rate " } ,
{ " ac " , HAS_ARG | OPT_AUDIO , { ( void * ) opt_audio_channels } , " set number of audio channels " , " channels " } ,
{ " an " , OPT_BOOL | OPT_AUDIO , { ( void * ) & audio_disable } , " disable audio " } ,
{ " acodec " , HAS_ARG | OPT_AUDIO , { ( void * ) opt_audio_codec } , " force audio codec ('copy' to copy stream) " , " codec " } ,
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{ " atag " , HAS_ARG | OPT_EXPERT | OPT_AUDIO , { ( void * ) opt_audio_tag } , " force audio tag/fourcc " , " fourcc/tag " } ,
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{ " vol " , OPT_INT | HAS_ARG | OPT_AUDIO , { ( void * ) & audio_volume } , " change audio volume (256=normal) " , " volume " } , //
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{ " newaudio " , OPT_AUDIO , { ( void * ) opt_new_audio_stream } , " add a new audio stream to the current output stream " } ,
{ " alang " , HAS_ARG | OPT_STRING | OPT_AUDIO , { ( void * ) & audio_language } , " set the ISO 639 language code (3 letters) of the current audio stream " , " code " } ,
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2005-06-03 16:31:45 +02:00
/* subtitle options */
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{ " sn " , OPT_BOOL | OPT_SUBTITLE , { ( void * ) & subtitle_disable } , " disable subtitle " } ,
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{ " scodec " , HAS_ARG | OPT_SUBTITLE , { ( void * ) opt_subtitle_codec } , " force subtitle codec ('copy' to copy stream) " , " codec " } ,
{ " newsubtitle " , OPT_SUBTITLE , { ( void * ) opt_new_subtitle_stream } , " add a new subtitle stream to the current output stream " } ,
{ " slang " , HAS_ARG | OPT_STRING | OPT_SUBTITLE , { ( void * ) & subtitle_language } , " set the ISO 639 language code (3 letters) of the current subtitle stream " , " code " } ,
2005-12-17 19:14:38 +01:00
2003-08-24 17:29:48 +02:00
/* grab options */
{ " vc " , HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB , { ( void * ) opt_video_channel } , " set video grab channel (DV1394 only) " , " channel " } ,
{ " tvstd " , HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB , { ( void * ) opt_video_standard } , " set television standard (NTSC, PAL (SECAM)) " , " standard " } ,
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{ " isync " , OPT_BOOL | OPT_EXPERT | OPT_GRAB , { ( void * ) & input_sync } , " sync read on input " , " " } ,
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/* muxer options */
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{ " muxdelay " , OPT_FLOAT | HAS_ARG | OPT_EXPERT , { ( void * ) & mux_max_delay } , " set the maximum demux-decode delay " , " seconds " } ,
{ " muxpreload " , OPT_FLOAT | HAS_ARG | OPT_EXPERT , { ( void * ) & mux_preload } , " set the initial demux-decode delay " , " seconds " } ,
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{ " absf " , HAS_ARG | OPT_AUDIO | OPT_EXPERT , { ( void * ) opt_audio_bsf } , " " , " bitstream filter " } ,
{ " vbsf " , HAS_ARG | OPT_VIDEO | OPT_EXPERT , { ( void * ) opt_video_bsf } , " " , " bitstream filter " } ,
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{ " default " , OPT_FUNC2 | HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT , { ( void * ) opt_default } , " generic catch all option " , " " } ,
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{ NULL , } ,
} ;
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static void show_banner ( void )
{
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fprintf ( stderr , " FFmpeg version " FFMPEG_VERSION " , Copyright (c) 2000-2007 Fabrice Bellard, et al. \n " ) ;
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fprintf ( stderr , " configuration: " FFMPEG_CONFIGURATION " \n " ) ;
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fprintf ( stderr , " libavutil version: " AV_STRINGIFY ( LIBAVUTIL_VERSION ) " \n " ) ;
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fprintf ( stderr , " libavcodec version: " AV_STRINGIFY ( LIBAVCODEC_VERSION ) " \n " ) ;
fprintf ( stderr , " libavformat version: " AV_STRINGIFY ( LIBAVFORMAT_VERSION ) " \n " ) ;
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fprintf ( stderr , " built on " __DATE__ " " __TIME__ ) ;
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# ifdef __GNUC__
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fprintf ( stderr , " , gcc: " __VERSION__ " \n " ) ;
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# else
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fprintf ( stderr , " , using a non-gcc compiler \n " ) ;
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# endif
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}
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static void opt_show_license ( void )
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{
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# ifdef CONFIG_GPL
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printf (
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" FFmpeg is free software; you can redistribute it and/or modify \n "
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" it under the terms of the GNU General Public License as published by \n "
" the Free Software Foundation; either version 2 of the License, or \n "
" (at your option) any later version. \n "
" \n "
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" FFmpeg is distributed in the hope that it will be useful, \n "
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" but WITHOUT ANY WARRANTY; without even the implied warranty of \n "
" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the \n "
" GNU General Public License for more details. \n "
" \n "
" You should have received a copy of the GNU General Public License \n "
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" along with FFmpeg; if not, write to the Free Software \n "
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" Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA \n "
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) ;
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# else
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printf (
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" FFmpeg is free software; you can redistribute it and/or \n "
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" modify it under the terms of the GNU Lesser General Public \n "
" License as published by the Free Software Foundation; either \n "
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" version 2.1 of the License, or (at your option) any later version. \n "
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" \n "
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" FFmpeg is distributed in the hope that it will be useful, \n "
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" but WITHOUT ANY WARRANTY; without even the implied warranty of \n "
" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU \n "
" Lesser General Public License for more details. \n "
" \n "
" You should have received a copy of the GNU Lesser General Public \n "
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" License along with FFmpeg; if not, write to the Free Software \n "
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" Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA \n "
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) ;
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# endif
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exit ( 0 ) ;
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}
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/**
* Trivial log callback .
* Only suitable for show_help and similar since it lacks prefix handling .
*/
static void log_callback_help ( void * ptr , int level , const char * fmt , va_list vl )
{
vfprintf ( stdout , fmt , vl ) ;
}
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static void show_help ( void )
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{
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av_log_set_callback ( log_callback_help ) ;
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printf ( " usage: ffmpeg [[infile options] -i infile]... {[outfile options] outfile}... \n "
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" Hyper fast Audio and Video encoder \n " ) ;
printf ( " \n " ) ;
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show_help_options ( options , " Main options: \n " ,
OPT_EXPERT | OPT_AUDIO | OPT_VIDEO , 0 ) ;
show_help_options ( options , " \n Video options: \n " ,
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OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB ,
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OPT_VIDEO ) ;
show_help_options ( options , " \n Advanced Video options: \n " ,
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OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB ,
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OPT_VIDEO | OPT_EXPERT ) ;
show_help_options ( options , " \n Audio options: \n " ,
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OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB ,
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OPT_AUDIO ) ;
show_help_options ( options , " \n Advanced Audio options: \n " ,
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OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB ,
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OPT_AUDIO | OPT_EXPERT ) ;
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show_help_options ( options , " \n Subtitle options: \n " ,
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OPT_SUBTITLE | OPT_GRAB ,
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OPT_SUBTITLE ) ;
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show_help_options ( options , " \n Audio/Video grab options: \n " ,
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OPT_GRAB ,
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OPT_GRAB ) ;
show_help_options ( options , " \n Advanced options: \n " ,
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OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB ,
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OPT_EXPERT ) ;
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av_opt_show ( avctx_opts [ 0 ] , NULL ) ;
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av_opt_show ( avformat_opts , NULL ) ;
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av_opt_show ( sws_opts , NULL ) ;
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}
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int main ( int argc , char * * argv )
{
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int i ;
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int64_t ti ;
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av_register_all ( ) ;
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for ( i = 0 ; i < CODEC_TYPE_NB ; i + + ) {
avctx_opts [ i ] = avcodec_alloc_context2 ( i ) ;
}
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avformat_opts = av_alloc_format_context ( ) ;
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sws_opts = sws_getContext ( 16 , 16 , 0 , 16 , 16 , 0 , sws_flags , NULL , NULL , NULL ) ;
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show_banner ( ) ;
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if ( argc < = 1 ) {
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show_help ( ) ;
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exit ( 1 ) ;
}
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/* parse options */
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parse_options ( argc , argv , options , opt_output_file ) ;
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/* file converter / grab */
if ( nb_output_files < = 0 ) {
fprintf ( stderr , " Must supply at least one output file \n " ) ;
exit ( 1 ) ;
}
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if ( nb_input_files = = 0 ) {
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fprintf ( stderr , " Must supply at least one input file \n " ) ;
exit ( 1 ) ;
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}
ti = getutime ( ) ;
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av_encode ( output_files , nb_output_files , input_files , nb_input_files ,
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stream_maps , nb_stream_maps ) ;
ti = getutime ( ) - ti ;
if ( do_benchmark ) {
printf ( " bench: utime=%0.3fs \n " , ti / 1000000.0 ) ;
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}
/* close files */
for ( i = 0 ; i < nb_output_files ; i + + ) {
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/* maybe av_close_output_file ??? */
AVFormatContext * s = output_files [ i ] ;
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int j ;
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if ( ! ( s - > oformat - > flags & AVFMT_NOFILE ) )
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url_fclose ( & s - > pb ) ;
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for ( j = 0 ; j < s - > nb_streams ; j + + ) {
av_free ( s - > streams [ j ] - > codec ) ;
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av_free ( s - > streams [ j ] ) ;
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}
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av_free ( s ) ;
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}
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for ( i = 0 ; i < nb_input_files ; i + + )
av_close_input_file ( input_files [ i ] ) ;
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av_free_static ( ) ;
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av_free ( intra_matrix ) ;
av_free ( inter_matrix ) ;
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if ( fvstats )
fclose ( fvstats ) ;
av_free ( vstats_filename ) ;
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av_free ( opt_names ) ;
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av_free ( video_codec_name ) ;
av_free ( audio_codec_name ) ;
av_free ( subtitle_codec_name ) ;
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av_free ( video_standard ) ;
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# ifdef CONFIG_POWERPC_PERF
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extern void powerpc_display_perf_report ( void ) ;
powerpc_display_perf_report ( ) ;
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# endif /* CONFIG_POWERPC_PERF */
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2003-04-10 20:21:06 +02:00
if ( received_sigterm ) {
fprintf ( stderr ,
" Received signal %d: terminating. \n " ,
( int ) received_sigterm ) ;
exit ( 255 ) ;
}
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exit ( 0 ) ; /* not all OS-es handle main() return value */
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return 0 ;
}