mirror of
https://github.com/mpv-player/mpv
synced 2024-10-30 04:46:41 +01:00
0c28a0d17d
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@8131 b3059339-0415-0410-9bf9-f77b7e298cf2
656 lines
19 KiB
C
656 lines
19 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <time.h>
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#include "config.h"
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#include "mp_msg.h"
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#include "help_mp.h"
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#ifdef USE_LIBAVCODEC
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#include "bswap.h"
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#include "vd_internal.h"
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static vd_info_t info = {
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"FFmpeg's libavcodec codec family",
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"ffmpeg",
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"A'rpi",
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"A'rpi, Michael, Alex",
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"native codecs (http://ffmpeg.sf.net/)"
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};
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LIBVD_EXTERN(ffmpeg)
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#include "../postproc/rgb2rgb.h"
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#ifdef USE_LIBAVCODEC_SO
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#include <ffmpeg/avcodec.h>
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#else
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#include "libavcodec/avcodec.h"
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#endif
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int avcodec_inited=0;
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#if defined(FF_POSTPROCESS) && defined(MBR)
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int quant_store[MBR+1][MBC+1];
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#endif
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typedef struct {
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AVCodecContext *avctx;
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int last_aspect;
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int do_slices;
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int do_dr1;
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int vo_inited;
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int convert;
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int best_csp;
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} vd_ffmpeg_ctx;
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//#ifdef FF_POSTPROCESS
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//unsigned int lavc_pp=0;
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//#endif
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#include "cfgparser.h"
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#if LIBAVCODEC_BUILD >= 4632
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static int get_buffer(struct AVCodecContext *avctx, int width, int height, int pict_type);
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#else
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static void get_buffer(struct AVCodecContext *avctx, int width, int height, int pict_type);
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#endif
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#ifdef FF_BUG_AUTODETECT
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static int lavc_param_workaround_bugs= FF_BUG_AUTODETECT;
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#else
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static int lavc_param_workaround_bugs= 0;
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#endif
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static int lavc_param_error_resilience=2;
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static int lavc_param_error_concealment=3;
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static int lavc_param_gray=0;
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static int lavc_param_vstats=0;
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static int lavc_param_idct_algo=0;
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struct config lavc_decode_opts_conf[]={
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#if LIBAVCODEC_BUILD >= 4611
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{"bug", &lavc_param_workaround_bugs, CONF_TYPE_INT, CONF_RANGE, -1, 99, NULL},
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{"er", &lavc_param_error_resilience, CONF_TYPE_INT, CONF_RANGE, 0, 99, NULL},
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#endif
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#if LIBAVCODEC_BUILD >= 4614
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{"gray", &lavc_param_gray, CONF_TYPE_FLAG, 0, 0, CODEC_FLAG_PART, NULL},
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#endif
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#if LIBAVCODEC_BUILD >= 4629
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{"idct", &lavc_param_idct_algo, CONF_TYPE_INT, CONF_RANGE, 0, 99, NULL},
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#endif
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#if LIBAVCODEC_BUILD >= 4631
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{"ec", &lavc_param_error_concealment, CONF_TYPE_INT, CONF_RANGE, 0, 99, NULL},
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#endif
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{"vstats", &lavc_param_vstats, CONF_TYPE_FLAG, 0, 0, 1, NULL},
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{NULL, NULL, 0, 0, 0, 0, NULL}
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};
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// to set/get/query special features/parameters
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static int control(sh_video_t *sh,int cmd,void* arg,...){
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vd_ffmpeg_ctx *ctx = sh->context;
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AVCodecContext *avctx = ctx->avctx;
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switch(cmd){
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case VDCTRL_QUERY_FORMAT:
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if( (*((int*)arg)) == ctx->best_csp ) return CONTROL_TRUE;//supported
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// possible conversions:
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switch( (*((int*)arg)) ){
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case IMGFMT_YV12:
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case IMGFMT_IYUV:
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case IMGFMT_I420:
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// "converted" using pointer/stride modification
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if(avctx->pix_fmt==PIX_FMT_YUV420P) return CONTROL_TRUE;// u/v swap
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if(avctx->pix_fmt==PIX_FMT_YUV422P) return CONTROL_TRUE;// half stride
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break;
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#if 1
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case IMGFMT_YUY2:
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// converted using yuv422ptoyuy2()
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if(avctx->pix_fmt==PIX_FMT_YUV422P) return CONTROL_TRUE;
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break;
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}
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#endif
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return CONTROL_FALSE;
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}
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return CONTROL_UNKNOWN;
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}
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// init driver
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static int init(sh_video_t *sh){
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AVCodecContext *avctx;
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vd_ffmpeg_ctx *ctx;
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AVCodec *lavc_codec;
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if(!avcodec_inited){
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avcodec_init();
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avcodec_register_all();
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avcodec_inited=1;
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}
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ctx = sh->context = malloc(sizeof(vd_ffmpeg_ctx));
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if (!ctx)
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return(0);
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memset(ctx, 0, sizeof(vd_ffmpeg_ctx));
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lavc_codec = (AVCodec *)avcodec_find_decoder_by_name(sh->codec->dll);
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if(!lavc_codec){
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mp_msg(MSGT_DECVIDEO,MSGL_ERR,MSGTR_MissingLAVCcodec,sh->codec->dll);
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return 0;
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}
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if(vd_use_slices && lavc_codec->capabilities&CODEC_CAP_DRAW_HORIZ_BAND)
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ctx->do_slices=1;
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#if LIBAVCODEC_BUILD > 4615
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if(lavc_codec->capabilities&CODEC_CAP_DR1)
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ctx->do_dr1=1;
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#endif
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#if LIBAVCODEC_BUILD >= 4624
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ctx->avctx = avcodec_alloc_context();
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#else
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ctx->avctx = malloc(sizeof(AVCodecContext));
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memset(ctx->avctx, 0, sizeof(AVCodecContext));
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#endif
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avctx = ctx->avctx;
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#if LIBAVCODEC_BUILD > 4615
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if(ctx->do_dr1){
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avctx->flags|= CODEC_FLAG_EMU_EDGE | CODEC_FLAG_DR1;
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avctx->get_buffer_callback= get_buffer;
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}
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#endif
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#ifdef CODEC_FLAG_NOT_TRUNCATED
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avctx->flags|= CODEC_FLAG_NOT_TRUNCATED;
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#endif
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avctx->width = sh->disp_w;
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avctx->height= sh->disp_h;
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#if LIBAVCODEC_BUILD >= 4611
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avctx->workaround_bugs= lavc_param_workaround_bugs;
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avctx->error_resilience= lavc_param_error_resilience;
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#endif
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#if LIBAVCODEC_BUILD >= 4614
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if(lavc_param_gray) avctx->flags|= CODEC_FLAG_GRAY;
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#endif
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#if LIBAVCODEC_BUILD >= 4628
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avctx->fourcc= sh->format;
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#endif
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#if LIBAVCODEC_BUILD >= 4629
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avctx->idct_algo= lavc_param_idct_algo;
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#endif
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#if LIBAVCODEC_BUILD >= 4631
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avctx->error_concealment= lavc_param_error_concealment;
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#endif
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mp_dbg(MSGT_DECVIDEO,MSGL_DBG2,"libavcodec.size: %d x %d\n",avctx->width,avctx->height);
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#if LIBAVCODEC_BUILD >= 4605
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/* AVRn stores huffman table in AVI header */
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/* Pegasus MJPEG stores it also in AVI header, but it uses the common
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MJPG fourcc :( */
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if (sh->bih && (sh->bih->biSize != sizeof(BITMAPINFOHEADER)) &&
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(sh->format == mmioFOURCC('A','V','R','n') ||
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sh->format == mmioFOURCC('M','J','P','G')))
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{
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avctx->flags |= CODEC_FLAG_EXTERN_HUFF;
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avctx->extradata_size = sh->bih->biSize-sizeof(BITMAPINFOHEADER);
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avctx->extradata = malloc(avctx->extradata_size);
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memcpy(avctx->extradata, sh->bih+sizeof(BITMAPINFOHEADER),
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avctx->extradata_size);
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#if 0
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{
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int x;
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uint8_t *p = avctx->extradata;
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for (x=0; x<avctx->extradata_size; x++)
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printf("[%x] ", p[x]);
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printf("\n");
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}
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#endif
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}
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#endif
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if( sh->format == mmioFOURCC('R', 'V', '1', '0')
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|| sh->format == mmioFOURCC('R', 'V', '1', '3')){
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avctx->extradata_size= 8;
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avctx->extradata = malloc(avctx->extradata_size);
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if(sh->bih->biSize!=sizeof(*sh->bih)+8){
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/* only 1 packet per frame & sub_id from fourcc */
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((uint32_t*)avctx->extradata)[0] = 0;
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avctx->sub_id=
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((uint32_t*)avctx->extradata)[1] =
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(sh->format == mmioFOURCC('R', 'V', '1', '3')) ? 0x10003001 : 0x10000000;
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} else {
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/* has extra slice header (demux_rm or rm->avi streamcopy) */
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unsigned int* extrahdr=(unsigned int*)(sh->bih+1);
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((uint32_t*)avctx->extradata)[0] = extrahdr[0];
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avctx->sub_id=
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((uint32_t*)avctx->extradata)[1] = extrahdr[1];
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}
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// printf("%X %X %d %d\n", extrahdr[0], extrahdr[1]);
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}
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if (sh->bih && (sh->bih->biSize != sizeof(BITMAPINFOHEADER)) &&
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(sh->format == mmioFOURCC('M','4','S','2') ||
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sh->format == mmioFOURCC('M','P','4','S') ||
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sh->format == mmioFOURCC('W','M','V','2')
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))
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{
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avctx->extradata_size = sh->bih->biSize-sizeof(BITMAPINFOHEADER);
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avctx->extradata = malloc(avctx->extradata_size);
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memcpy(avctx->extradata, sh->bih+1, avctx->extradata_size);
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}
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/* open it */
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if (avcodec_open(avctx, lavc_codec) < 0) {
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mp_msg(MSGT_DECVIDEO,MSGL_ERR, MSGTR_CantOpenCodec);
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return 0;
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}
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mp_msg(MSGT_DECVIDEO,MSGL_V,"INFO: libavcodec init OK!\n");
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ctx->last_aspect=-3;
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return 1; //mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,IMGFMT_YV12);
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}
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// uninit driver
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static void uninit(sh_video_t *sh){
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vd_ffmpeg_ctx *ctx = sh->context;
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AVCodecContext *avctx = ctx->avctx;
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if (avcodec_close(avctx) < 0)
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mp_msg(MSGT_DECVIDEO,MSGL_ERR, MSGTR_CantCloseCodec);
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#if LIBAVCODEC_BUILD >= 4605
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if (avctx->extradata_size)
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free(avctx->extradata);
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avctx->extradata=NULL;
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#endif
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#if LIBAVCODEC_BUILD >= 4630
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if(avctx->slice_offset!=NULL)
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free(avctx->slice_offset);
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avctx->slice_offset=NULL;
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#endif
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if (avctx)
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free(avctx);
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if (ctx)
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free(ctx);
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}
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static void draw_slice(struct AVCodecContext *s,
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UINT8 **src, int linesize,
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int y, int width, int height){
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sh_video_t * sh = s->opaque;
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int stride[3];
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int start=0, i;
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int skip_stride= (s->width+15)>>4;
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#if LIBAVCODEC_BUILD > 4615
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UINT8 *skip= &s->mbskip_table[(y>>4)*skip_stride];
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int threshold= s->pict_type==B_TYPE ? -99 : s->dr_ip_buffer_count;
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#endif
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stride[0]=linesize;
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#if LIBAVCODEC_BUILD > 4615
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if(s->dr_uvstride)
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stride[1]=stride[2]= s->dr_uvstride;
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else
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#endif
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stride[1]=stride[2]=stride[0]/2;
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#if 0
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if(s->pict_type!=B_TYPE){
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for(i=0; i*16<width+16; i++){
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if(i*16>=width || skip[i]>=threshold){
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if(start==i) start++;
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else{
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UINT8 *src2[3]= {src[0] + start*16,
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src[1] + start*8,
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src[2] + start*8};
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//printf("%2d-%2d x %d\n", start, i, y);
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mpcodecs_draw_slice (sh,src2, stride, (i-start)*16, height, start*16, y);
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start= i+1;
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}
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}
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}
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}else
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#endif
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mpcodecs_draw_slice (sh,src, stride, width, height, 0, y);
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}
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static int init_vo(sh_video_t *sh){
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vd_ffmpeg_ctx *ctx = sh->context;
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AVCodecContext *avctx = ctx->avctx;
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if (avctx->aspect_ratio_info != ctx->last_aspect ||
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avctx->width != sh->disp_w ||
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avctx->height != sh->disp_h ||
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!ctx->vo_inited)
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{
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#if LIBAVCODEC_BUILD >= 4623
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mp_dbg(MSGT_DECVIDEO, MSGL_DBG2, "aspect_ratio_info: %d\n", avctx->aspect_ratio_info);
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mp_dbg(MSGT_DECVIDEO, MSGL_DBG2, "par_width: %f\n", (float)avctx->aspected_width);
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mp_dbg(MSGT_DECVIDEO, MSGL_DBG2, "par_height: %f\n", (float)avctx->aspected_height);
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#endif
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ctx->last_aspect = avctx->aspect_ratio_info;
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switch(avctx->aspect_ratio_info)
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{
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case FF_ASPECT_4_3_625:
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case FF_ASPECT_4_3_525:
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sh->aspect = 4.0/3.0;
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break;
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case FF_ASPECT_16_9_625:
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case FF_ASPECT_16_9_525:
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sh->aspect = 16.0/9.0;
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break;
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case FF_ASPECT_SQUARE:
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sh->aspect = 0.0;
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break;
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#if LIBAVCODEC_BUILD >= 4623
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case FF_ASPECT_EXTENDED:
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if (avctx->aspected_width && avctx->aspected_height)
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sh->aspect = (float)avctx->aspected_width/(float)avctx->aspected_height;
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break;
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#endif
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}
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sh->disp_w = avctx->width;
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sh->disp_h = avctx->height;
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ctx->vo_inited=1;
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switch(avctx->pix_fmt){
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#if LIBAVCODEC_BUILD >= 4615
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case PIX_FMT_YUV410P: ctx->best_csp=IMGFMT_YVU9;break; //svq1
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#endif
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case PIX_FMT_YUV420P: ctx->best_csp=IMGFMT_YV12;break; //mpegs
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case PIX_FMT_YUV422P: ctx->best_csp=IMGFMT_422P;break; //mjpeg
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case PIX_FMT_YUV444P: ctx->best_csp=IMGFMT_444P;break; //???
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#if LIBAVCODEC_BUILD >= 4631
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case PIX_FMT_YUV411P: ctx->best_csp=IMGFMT_411P;break; //dv ntsc
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#endif
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case PIX_FMT_YUV422: ctx->best_csp=IMGFMT_YUY2;break; //???
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default:
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ctx->best_csp=0;
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}
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if (!mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h, ctx->best_csp))
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return -1;
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ctx->convert=(sh->codec->outfmt[sh->outfmtidx]==IMGFMT_YUY2
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&& ctx->best_csp!=IMGFMT_YUY2); // yuv422p->yuy2 conversion
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}
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return 0;
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}
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#if LIBAVCODEC_BUILD > 4615
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#if LIBAVCODEC_BUILD >= 4632
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static int get_buffer(struct AVCodecContext *avctx, int width, int height, int pict_type){
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#else
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static void get_buffer(struct AVCodecContext *avctx, int width, int height, int pict_type){
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#endif
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sh_video_t * sh = avctx->opaque;
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vd_ffmpeg_ctx *ctx = sh->context;
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mp_image_t* mpi=NULL;
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int flags= MP_IMGFLAG_ACCEPT_STRIDE | MP_IMGFLAG_PREFER_ALIGNED_STRIDE;
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int type= MP_IMGTYPE_IPB;
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int align=15;
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if(avctx->pix_fmt == PIX_FMT_YUV410P)
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align=63; //yes seriously, its really needed (16x16 chroma blocks in SVQ1 -> 64x64)
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if(init_vo(sh)<0){
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printf("init_vo failed\n");
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#if LIBAVCODEC_BUILD >= 4632
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return -1;
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#else
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return;
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#endif
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}
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if(pict_type==B_TYPE)
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flags|=(!avctx->hurry_up && ctx->do_slices) ?
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MP_IMGFLAG_DRAW_CALLBACK:0;
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else
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flags|= MP_IMGFLAG_PRESERVE|MP_IMGFLAG_READABLE
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| (ctx->do_slices ? MP_IMGFLAG_DRAW_CALLBACK : 0);
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#if LIBAVCODEC_BUILD > 4616
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if(avctx->has_b_frames){
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type= MP_IMGTYPE_IPB;
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}else{
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type= MP_IMGTYPE_IP;
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}
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#endif
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mp_msg(MSGT_DECVIDEO,MSGL_DBG2, type== MP_IMGTYPE_IPB ? "using IPB\n" : "using IP\n");
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mpi= mpcodecs_get_image(sh,type, flags,
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(width+align)&(~align), (height+align)&(~align));
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// ok, lets see what did we get:
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if( mpi->flags&MP_IMGFLAG_DRAW_CALLBACK &&
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!(mpi->flags&MP_IMGFLAG_DIRECT)){
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// nice, filter/vo likes draw_callback :)
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avctx->draw_horiz_band= draw_slice;
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} else
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avctx->draw_horiz_band= NULL;
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avctx->dr_buffer[0]= mpi->planes[0];
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avctx->dr_buffer[1]= mpi->planes[1];
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avctx->dr_buffer[2]= mpi->planes[2];
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if(avctx->dr_stride && avctx->dr_stride !=mpi->stride[0]){
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mp_msg(MSGT_DECVIDEO,MSGL_ERR, "Error: stride changed\n");
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}
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if(avctx->dr_uvstride && avctx->dr_uvstride !=mpi->stride[1]){
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mp_msg(MSGT_DECVIDEO,MSGL_ERR, "Error: uvstride changed\n");
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}
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assert(mpi->width >= ((width +align)&(~align)));
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|
assert(mpi->height >= ((height+align)&(~align)));
|
|
assert(mpi->stride[0] >= mpi->width);
|
|
if(mpi->imgfmt==IMGFMT_I420 || mpi->imgfmt==IMGFMT_YV12 || mpi->imgfmt==IMGFMT_IYUV){
|
|
const int y_size= mpi->stride[0] * mpi->height;
|
|
const int c_size= mpi->stride[1] * mpi->chroma_height;
|
|
|
|
assert(mpi->planes[0] > mpi->planes[1] || mpi->planes[0] + y_size <= mpi->planes[1]);
|
|
assert(mpi->planes[0] > mpi->planes[2] || mpi->planes[0] + y_size <= mpi->planes[2]);
|
|
assert(mpi->planes[1] > mpi->planes[0] || mpi->planes[1] + c_size <= mpi->planes[0]);
|
|
assert(mpi->planes[1] > mpi->planes[2] || mpi->planes[1] + c_size <= mpi->planes[2]);
|
|
assert(mpi->planes[2] > mpi->planes[0] || mpi->planes[2] + c_size <= mpi->planes[0]);
|
|
assert(mpi->planes[2] > mpi->planes[1] || mpi->planes[2] + c_size <= mpi->planes[1]);
|
|
}
|
|
|
|
avctx->dr_stride = mpi->stride[0];
|
|
avctx->dr_uvstride = mpi->stride[1];
|
|
|
|
avctx->dr_opaque_frame = mpi;
|
|
avctx->dr_ip_buffer_count=2; //FIXME
|
|
//printf("%X\n", (int)mpi->planes[0]);
|
|
#if 0
|
|
if(mpi->flags&MP_IMGFLAG_DIRECT)
|
|
printf("D");
|
|
else if(mpi->flags&MP_IMGFLAG_DRAW_CALLBACK)
|
|
printf("S");
|
|
else
|
|
printf(".");
|
|
#endif
|
|
#if LIBAVCODEC_BUILD >= 4632
|
|
return 0;
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
// copypaste from demux_real.c - it should match to get it working!
|
|
//FIXME put into some header
|
|
typedef struct dp_hdr_s {
|
|
uint32_t chunks; // number of chunks
|
|
uint32_t timestamp; // timestamp from packet header
|
|
uint32_t len; // length of actual data
|
|
uint32_t chunktab; // offset to chunk offset array
|
|
} dp_hdr_t;
|
|
|
|
// decode a frame
|
|
static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags){
|
|
int got_picture=0;
|
|
int ret;
|
|
AVPicture lavc_picture;
|
|
vd_ffmpeg_ctx *ctx = sh->context;
|
|
AVCodecContext *avctx = ctx->avctx;
|
|
mp_image_t* mpi=NULL;
|
|
int dr1= ctx->do_dr1;
|
|
|
|
if(len<=0) return NULL; // skipped frame
|
|
|
|
avctx->draw_horiz_band=NULL;
|
|
avctx->opaque=sh;
|
|
if(ctx->vo_inited && !ctx->convert && !(flags&3) && !dr1){
|
|
mpi=mpcodecs_get_image(sh, MP_IMGTYPE_EXPORT, MP_IMGFLAG_PRESERVE |
|
|
(ctx->do_slices?MP_IMGFLAG_DRAW_CALLBACK:0),
|
|
sh->disp_w, sh->disp_h);
|
|
if(mpi && mpi->flags&MP_IMGFLAG_DRAW_CALLBACK){
|
|
// vd core likes slices!
|
|
avctx->draw_horiz_band=draw_slice;
|
|
}
|
|
}
|
|
|
|
#if LIBAVCODEC_BUILD > 4603
|
|
avctx->hurry_up=(flags&3)?((flags&2)?2:1):0;
|
|
#endif
|
|
|
|
#if LIBAVCODEC_BUILD >= 4630
|
|
// if(sh->ds->demuxer->type == DEMUXER_TYPE_REAL){
|
|
if( sh->format == mmioFOURCC('R', 'V', '1', '0')
|
|
|| sh->format == mmioFOURCC('R', 'V', '1', '3'))
|
|
if(sh->bih->biSize==sizeof(*sh->bih)+8){
|
|
int i;
|
|
dp_hdr_t *hdr= (dp_hdr_t*)data;
|
|
|
|
if(avctx->slice_offset==NULL)
|
|
avctx->slice_offset= malloc(sizeof(int)*1000);
|
|
|
|
// for(i=0; i<25; i++) printf("%02X ", ((uint8_t*)data)[i]);
|
|
|
|
avctx->slice_count= hdr->chunks+1;
|
|
for(i=0; i<avctx->slice_count; i++)
|
|
avctx->slice_offset[i]= ((uint32_t*)(data+hdr->chunktab))[2*i+1];
|
|
len=hdr->len;
|
|
data+= sizeof(dp_hdr_t);
|
|
}
|
|
#endif
|
|
|
|
ret = avcodec_decode_video(avctx, &lavc_picture,
|
|
&got_picture, data, len);
|
|
if(ret<0) mp_msg(MSGT_DECVIDEO,MSGL_WARN, "Error while decoding frame!\n");
|
|
|
|
//-- vstats generation
|
|
while(lavc_param_vstats){ // always one time loop
|
|
static FILE *fvstats=NULL;
|
|
char filename[20];
|
|
static long long int all_len=0;
|
|
static int frame_number=0;
|
|
static double all_frametime=0.0;
|
|
|
|
if(!fvstats) {
|
|
time_t today2;
|
|
struct tm *today;
|
|
today2 = time(NULL);
|
|
today = localtime(&today2);
|
|
sprintf(filename, "vstats_%02d%02d%02d.log", today->tm_hour,
|
|
today->tm_min, today->tm_sec);
|
|
fvstats = fopen(filename,"w");
|
|
if(!fvstats) {
|
|
perror("fopen");
|
|
lavc_param_vstats=0; // disable block
|
|
break;
|
|
/*exit(1);*/
|
|
}
|
|
}
|
|
|
|
all_len+=len;
|
|
all_frametime+=sh->frametime;
|
|
fprintf(fvstats, "frame= %5d q= %2d f_size= %6d s_size= %8.0fkB ",
|
|
++frame_number, avctx->quality, len, (double)all_len/1024);
|
|
fprintf(fvstats, "time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
|
|
all_frametime, (double)(len*8)/sh->frametime/1000.0,
|
|
(double)(all_len*8)/all_frametime/1000.0);
|
|
switch(avctx->pict_type){
|
|
case I_TYPE:
|
|
fprintf(fvstats, "type= I\n");
|
|
break;
|
|
case P_TYPE:
|
|
fprintf(fvstats, "type= P\n");
|
|
break;
|
|
case S_TYPE:
|
|
fprintf(fvstats, "type= S\n");
|
|
break;
|
|
case B_TYPE:
|
|
fprintf(fvstats, "type= B\n");
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
//--
|
|
|
|
if(!got_picture) return NULL; // skipped image
|
|
|
|
if(init_vo(sh)<0) return NULL;
|
|
|
|
#if LIBAVCODEC_BUILD > 4615
|
|
if(dr1 && avctx->dr_opaque_frame){
|
|
mpi= (mp_image_t*)avctx->dr_opaque_frame;
|
|
}
|
|
#endif
|
|
|
|
if(!mpi && ctx->convert){
|
|
// do yuv422p -> yuy2 conversion:
|
|
mpi=mpcodecs_get_image(sh, MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
|
|
avctx->width, avctx->height);
|
|
if(!mpi) return NULL;
|
|
yuv422ptoyuy2(lavc_picture.data[0],lavc_picture.data[1],lavc_picture.data[2],
|
|
mpi->planes[0],avctx->width,avctx->height,
|
|
lavc_picture.linesize[0],lavc_picture.linesize[1],mpi->stride[0]);
|
|
return mpi;
|
|
}
|
|
|
|
if(!mpi)
|
|
mpi=mpcodecs_get_image(sh, MP_IMGTYPE_EXPORT, MP_IMGFLAG_PRESERVE,
|
|
avctx->width, avctx->height);
|
|
if(!mpi){ // temporary!
|
|
printf("couldn't allocate image for codec\n");
|
|
return NULL;
|
|
}
|
|
|
|
if(!dr1){
|
|
mpi->planes[0]=lavc_picture.data[0];
|
|
mpi->planes[1]=lavc_picture.data[1];
|
|
mpi->planes[2]=lavc_picture.data[2];
|
|
mpi->stride[0]=lavc_picture.linesize[0];
|
|
mpi->stride[1]=lavc_picture.linesize[1];
|
|
mpi->stride[2]=lavc_picture.linesize[2];
|
|
}
|
|
|
|
if(avctx->pix_fmt==PIX_FMT_YUV422P && mpi->chroma_y_shift==1){
|
|
// we have 422p but user wants 420p
|
|
mpi->stride[1]*=2;
|
|
mpi->stride[2]*=2;
|
|
}
|
|
|
|
/* to comfirm with newer lavc style */
|
|
#if LIBAVCODEC_BUILD >= 4633
|
|
mpi->qscale=avctx->display_qscale_table;
|
|
mpi->qstride=avctx->qstride;
|
|
#endif
|
|
|
|
{
|
|
static int last_non_b_type= 0;
|
|
|
|
if(avctx->pict_type == B_TYPE)
|
|
mpi->pict_type= B_TYPE;
|
|
else{
|
|
mpi->pict_type= last_non_b_type;
|
|
last_non_b_type= avctx->pict_type;
|
|
}
|
|
}
|
|
|
|
return mpi;
|
|
}
|
|
|
|
#endif
|
|
|