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![Alex Converse](/assets/img/avatar_default.png)
http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2009-January/059302.html Originally committed as revision 16688 to svn://svn.ffmpeg.org/ffmpeg/trunk
1242 lines
29 KiB
C
1242 lines
29 KiB
C
/*
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* RAW muxer and demuxer
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* Copyright (c) 2001 Fabrice Bellard
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* Copyright (c) 2005 Alex Beregszaszi
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*
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* This file is part of FFmpeg.
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*
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* 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
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* 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
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* 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 "libavutil/crc.h"
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#include "libavcodec/ac3_parser.h"
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#include "libavcodec/bitstream.h"
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#include "libavcodec/bytestream.h"
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#include "avformat.h"
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#include "raw.h"
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#include "id3v2.h"
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/* simple formats */
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#if CONFIG_FLAC_MUXER
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static int flac_write_header(struct AVFormatContext *s)
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{
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static const uint8_t header[8] = {
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0x66, 0x4C, 0x61, 0x43, 0x80, 0x00, 0x00, 0x22
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};
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uint8_t *streaminfo = s->streams[0]->codec->extradata;
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int len = s->streams[0]->codec->extradata_size;
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if(streaminfo != NULL && len > 0) {
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put_buffer(s->pb, header, 8);
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put_buffer(s->pb, streaminfo, len);
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}
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return 0;
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}
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static int flac_write_trailer(struct AVFormatContext *s)
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{
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ByteIOContext *pb = s->pb;
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uint8_t *streaminfo = s->streams[0]->codec->extradata;
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int len = s->streams[0]->codec->extradata_size;
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int64_t file_size;
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if (streaminfo && len > 0 && !url_is_streamed(s->pb)) {
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file_size = url_ftell(pb);
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url_fseek(pb, 8, SEEK_SET);
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put_buffer(pb, streaminfo, len);
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url_fseek(pb, file_size, SEEK_SET);
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put_flush_packet(pb);
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}
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return 0;
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}
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#endif
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#if CONFIG_ROQ_MUXER
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static int roq_write_header(struct AVFormatContext *s)
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{
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static const uint8_t header[] = {
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0x84, 0x10, 0xFF, 0xFF, 0xFF, 0xFF, 0x1E, 0x00
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};
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put_buffer(s->pb, header, 8);
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put_flush_packet(s->pb);
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return 0;
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}
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#endif
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#if CONFIG_NULL_MUXER
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static int null_write_packet(struct AVFormatContext *s, AVPacket *pkt)
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{
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return 0;
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}
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#endif
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#if CONFIG_MUXERS
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static int raw_write_packet(struct AVFormatContext *s, AVPacket *pkt)
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{
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put_buffer(s->pb, pkt->data, pkt->size);
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put_flush_packet(s->pb);
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return 0;
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}
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#endif
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#if CONFIG_DEMUXERS
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/* raw input */
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static int raw_read_header(AVFormatContext *s, AVFormatParameters *ap)
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{
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AVStream *st;
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int id;
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st = av_new_stream(s, 0);
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if (!st)
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return AVERROR(ENOMEM);
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id = s->iformat->value;
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if (id == CODEC_ID_RAWVIDEO) {
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st->codec->codec_type = CODEC_TYPE_VIDEO;
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} else {
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st->codec->codec_type = CODEC_TYPE_AUDIO;
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}
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st->codec->codec_id = id;
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switch(st->codec->codec_type) {
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case CODEC_TYPE_AUDIO:
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st->codec->sample_rate = ap->sample_rate;
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if(ap->channels) st->codec->channels = ap->channels;
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else st->codec->channels = 1;
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av_set_pts_info(st, 64, 1, st->codec->sample_rate);
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break;
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case CODEC_TYPE_VIDEO:
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if(ap->time_base.num)
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av_set_pts_info(st, 64, ap->time_base.num, ap->time_base.den);
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else
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av_set_pts_info(st, 64, 1, 25);
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st->codec->width = ap->width;
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st->codec->height = ap->height;
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st->codec->pix_fmt = ap->pix_fmt;
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if(st->codec->pix_fmt == PIX_FMT_NONE)
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st->codec->pix_fmt= PIX_FMT_YUV420P;
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break;
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default:
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return -1;
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}
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return 0;
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}
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#define RAW_PACKET_SIZE 1024
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static int raw_read_packet(AVFormatContext *s, AVPacket *pkt)
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{
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int ret, size, bps;
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// AVStream *st = s->streams[0];
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size= RAW_PACKET_SIZE;
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ret= av_get_packet(s->pb, pkt, size);
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pkt->stream_index = 0;
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if (ret <= 0) {
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return AVERROR(EIO);
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}
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/* note: we need to modify the packet size here to handle the last
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packet */
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pkt->size = ret;
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bps= av_get_bits_per_sample(s->streams[0]->codec->codec_id);
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assert(bps); // if false there IS a bug elsewhere (NOT in this function)
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pkt->dts=
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pkt->pts= pkt->pos*8 / (bps * s->streams[0]->codec->channels);
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return ret;
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}
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static int raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt)
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{
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int ret, size;
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size = RAW_PACKET_SIZE;
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if (av_new_packet(pkt, size) < 0)
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return AVERROR(EIO);
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pkt->pos= url_ftell(s->pb);
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pkt->stream_index = 0;
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ret = get_partial_buffer(s->pb, pkt->data, size);
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if (ret <= 0) {
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av_free_packet(pkt);
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return AVERROR(EIO);
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}
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pkt->size = ret;
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return ret;
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}
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#endif
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#if CONFIG_RAWVIDEO_DEMUXER
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static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt)
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{
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int packet_size, ret, width, height;
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AVStream *st = s->streams[0];
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width = st->codec->width;
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height = st->codec->height;
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packet_size = avpicture_get_size(st->codec->pix_fmt, width, height);
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if (packet_size < 0)
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return -1;
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ret= av_get_packet(s->pb, pkt, packet_size);
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pkt->pts=
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pkt->dts= pkt->pos / packet_size;
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pkt->stream_index = 0;
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if (ret != packet_size) {
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return AVERROR(EIO);
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} else {
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return 0;
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}
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}
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#endif
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#if CONFIG_INGENIENT_DEMUXER
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// http://www.artificis.hu/files/texts/ingenient.txt
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static int ingenient_read_packet(AVFormatContext *s, AVPacket *pkt)
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{
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int ret, size, w, h, unk1, unk2;
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if (get_le32(s->pb) != MKTAG('M', 'J', 'P', 'G'))
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return AVERROR(EIO); // FIXME
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size = get_le32(s->pb);
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w = get_le16(s->pb);
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h = get_le16(s->pb);
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url_fskip(s->pb, 8); // zero + size (padded?)
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url_fskip(s->pb, 2);
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unk1 = get_le16(s->pb);
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unk2 = get_le16(s->pb);
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url_fskip(s->pb, 22); // ASCII timestamp
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av_log(NULL, AV_LOG_DEBUG, "Ingenient packet: size=%d, width=%d, height=%d, unk1=%d unk2=%d\n",
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size, w, h, unk1, unk2);
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if (av_new_packet(pkt, size) < 0)
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return AVERROR(EIO);
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pkt->pos = url_ftell(s->pb);
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pkt->stream_index = 0;
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ret = get_buffer(s->pb, pkt->data, size);
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if (ret <= 0) {
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av_free_packet(pkt);
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return AVERROR(EIO);
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}
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pkt->size = ret;
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return ret;
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}
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#endif
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#if CONFIG_DEMUXERS
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int pcm_read_seek(AVFormatContext *s,
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int stream_index, int64_t timestamp, int flags)
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{
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AVStream *st;
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int block_align, byte_rate, ret;
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int64_t pos;
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st = s->streams[0];
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block_align = st->codec->block_align ? st->codec->block_align :
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(av_get_bits_per_sample(st->codec->codec_id) * st->codec->channels) >> 3;
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byte_rate = st->codec->bit_rate ? st->codec->bit_rate >> 3 :
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block_align * st->codec->sample_rate;
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if (block_align <= 0 || byte_rate <= 0)
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return -1;
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/* compute the position by aligning it to block_align */
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pos = av_rescale_rnd(timestamp * byte_rate,
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st->time_base.num,
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st->time_base.den * (int64_t)block_align,
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(flags & AVSEEK_FLAG_BACKWARD) ? AV_ROUND_DOWN : AV_ROUND_UP);
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pos *= block_align;
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/* recompute exact position */
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st->cur_dts = av_rescale(pos, st->time_base.den, byte_rate * (int64_t)st->time_base.num);
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if ((ret = url_fseek(s->pb, pos + s->data_offset, SEEK_SET)) < 0)
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return ret;
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return 0;
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}
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static int audio_read_header(AVFormatContext *s,
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AVFormatParameters *ap)
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{
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AVStream *st = av_new_stream(s, 0);
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if (!st)
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return AVERROR(ENOMEM);
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st->codec->codec_type = CODEC_TYPE_AUDIO;
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st->codec->codec_id = s->iformat->value;
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st->need_parsing = AVSTREAM_PARSE_FULL;
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/* the parameters will be extracted from the compressed bitstream */
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return 0;
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}
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/* MPEG-1/H.263 input */
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static int video_read_header(AVFormatContext *s,
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AVFormatParameters *ap)
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{
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AVStream *st;
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st = av_new_stream(s, 0);
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if (!st)
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return AVERROR(ENOMEM);
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st->codec->codec_type = CODEC_TYPE_VIDEO;
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st->codec->codec_id = s->iformat->value;
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st->need_parsing = AVSTREAM_PARSE_FULL;
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/* for MJPEG, specify frame rate */
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/* for MPEG-4 specify it, too (most MPEG-4 streams do not have the fixed_vop_rate set ...)*/
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if (ap->time_base.num) {
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av_set_pts_info(st, 64, ap->time_base.num, ap->time_base.den);
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} else if ( st->codec->codec_id == CODEC_ID_MJPEG ||
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st->codec->codec_id == CODEC_ID_MPEG4 ||
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st->codec->codec_id == CODEC_ID_DIRAC ||
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st->codec->codec_id == CODEC_ID_H264) {
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av_set_pts_info(st, 64, 1, 25);
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}
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return 0;
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}
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#endif
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#if CONFIG_MPEGVIDEO_DEMUXER
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#define SEQ_START_CODE 0x000001b3
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#define GOP_START_CODE 0x000001b8
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#define PICTURE_START_CODE 0x00000100
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#define SLICE_START_CODE 0x00000101
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#define PACK_START_CODE 0x000001ba
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#define VIDEO_ID 0x000001e0
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#define AUDIO_ID 0x000001c0
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static int mpegvideo_probe(AVProbeData *p)
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{
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uint32_t code= -1;
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int pic=0, seq=0, slice=0, pspack=0, pes=0;
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int i;
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for(i=0; i<p->buf_size; i++){
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code = (code<<8) + p->buf[i];
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if ((code & 0xffffff00) == 0x100) {
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switch(code){
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case SEQ_START_CODE: seq++; break;
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case PICTURE_START_CODE: pic++; break;
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case SLICE_START_CODE: slice++; break;
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case PACK_START_CODE: pspack++; break;
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}
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if ((code & 0x1f0) == VIDEO_ID) pes++;
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else if((code & 0x1e0) == AUDIO_ID) pes++;
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}
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}
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if(seq && seq*9<=pic*10 && pic*9<=slice*10 && !pspack && !pes)
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return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
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return 0;
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}
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#endif
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#if CONFIG_M4V_DEMUXER
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#define VISUAL_OBJECT_START_CODE 0x000001b5
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#define VOP_START_CODE 0x000001b6
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static int mpeg4video_probe(AVProbeData *probe_packet)
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{
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uint32_t temp_buffer= -1;
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int VO=0, VOL=0, VOP = 0, VISO = 0, res=0;
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int i;
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for(i=0; i<probe_packet->buf_size; i++){
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temp_buffer = (temp_buffer<<8) + probe_packet->buf[i];
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if ((temp_buffer & 0xffffff00) != 0x100)
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continue;
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if (temp_buffer == VOP_START_CODE) VOP++;
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else if (temp_buffer == VISUAL_OBJECT_START_CODE) VISO++;
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else if (temp_buffer < 0x120) VO++;
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else if (temp_buffer < 0x130) VOL++;
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else if ( !(0x1AF < temp_buffer && temp_buffer < 0x1B7)
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&& !(0x1B9 < temp_buffer && temp_buffer < 0x1C4)) res++;
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}
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if ( VOP >= VISO && VOP >= VOL && VO >= VOL && VOL > 0 && res==0)
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return AVPROBE_SCORE_MAX/2;
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return 0;
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}
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#endif
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#if CONFIG_H264_DEMUXER
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static int h264_probe(AVProbeData *p)
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{
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uint32_t code= -1;
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int sps=0, pps=0, idr=0, res=0, sli=0;
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int i;
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for(i=0; i<p->buf_size; i++){
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code = (code<<8) + p->buf[i];
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if ((code & 0xffffff00) == 0x100) {
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int ref_idc= (code>>5)&3;
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int type = code & 0x1F;
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static const int8_t ref_zero[32]={
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2, 0, 0, 0, 0,-1, 1,-1,
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-1, 1, 1, 1, 1,-1, 2, 2,
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2, 2, 2, 0, 2, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2
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};
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if(code & 0x80) //forbidden bit
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return 0;
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if(ref_zero[type] == 1 && ref_idc)
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return 0;
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if(ref_zero[type] ==-1 && !ref_idc)
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return 0;
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if(ref_zero[type] == 2)
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res++;
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switch(type){
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case 1: sli++; break;
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case 5: idr++; break;
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case 7:
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if(p->buf[i+2]&0x0F)
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return 0;
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sps++;
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break;
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case 8: pps++; break;
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}
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}
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}
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if(sps && pps && (idr||sli>3) && res<(sps+pps+idr))
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return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
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return 0;
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}
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#endif
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#if CONFIG_H263_DEMUXER
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static int h263_probe(AVProbeData *p)
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{
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int code;
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const uint8_t *d;
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d = p->buf;
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code = (d[0] << 14) | (d[1] << 6) | (d[2] >> 2);
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if (code == 0x20) {
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return 50;
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}
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return 0;
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}
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#endif
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#if CONFIG_H261_DEMUXER
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static int h261_probe(AVProbeData *p)
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{
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int code;
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const uint8_t *d;
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d = p->buf;
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code = (d[0] << 12) | (d[1] << 4) | (d[2] >> 4);
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if (code == 0x10) {
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return 50;
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}
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return 0;
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}
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#endif
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#if CONFIG_DTS_DEMUXER
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#define DCA_MARKER_14B_BE 0x1FFFE800
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#define DCA_MARKER_14B_LE 0xFF1F00E8
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#define DCA_MARKER_RAW_BE 0x7FFE8001
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#define DCA_MARKER_RAW_LE 0xFE7F0180
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static int dts_probe(AVProbeData *p)
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{
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const uint8_t *buf, *bufp;
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uint32_t state = -1;
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buf = p->buf;
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for(; buf < (p->buf+p->buf_size)-2; buf+=2) {
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bufp = buf;
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state = (state << 16) | bytestream_get_be16(&bufp);
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/* regular bitstream */
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if (state == DCA_MARKER_RAW_BE || state == DCA_MARKER_RAW_LE)
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return AVPROBE_SCORE_MAX/2+1;
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/* 14 bits big-endian bitstream */
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if (state == DCA_MARKER_14B_BE)
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if ((bytestream_get_be16(&bufp) & 0xFFF0) == 0x07F0)
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return AVPROBE_SCORE_MAX/2+1;
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|
|
/* 14 bits little-endian bitstream */
|
|
if (state == DCA_MARKER_14B_LE)
|
|
if ((bytestream_get_be16(&bufp) & 0xF0FF) == 0xF007)
|
|
return AVPROBE_SCORE_MAX/2+1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#if CONFIG_DIRAC_DEMUXER
|
|
static int dirac_probe(AVProbeData *p)
|
|
{
|
|
if (AV_RL32(p->buf) == MKTAG('B', 'B', 'C', 'D'))
|
|
return AVPROBE_SCORE_MAX;
|
|
else
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#if CONFIG_DNXHD_DEMUXER
|
|
static int dnxhd_probe(AVProbeData *p)
|
|
{
|
|
static const uint8_t header[] = {0x00,0x00,0x02,0x80,0x01};
|
|
if (!memcmp(p->buf, header, 5))
|
|
return AVPROBE_SCORE_MAX;
|
|
else
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#if CONFIG_AC3_DEMUXER || CONFIG_EAC3_DEMUXER
|
|
static int ac3_eac3_probe(AVProbeData *p, enum CodecID expected_codec_id)
|
|
{
|
|
int max_frames, first_frames = 0, frames;
|
|
uint8_t *buf, *buf2, *end;
|
|
AC3HeaderInfo hdr;
|
|
GetBitContext gbc;
|
|
enum CodecID codec_id = CODEC_ID_AC3;
|
|
|
|
max_frames = 0;
|
|
buf = p->buf;
|
|
end = buf + p->buf_size;
|
|
|
|
for(; buf < end; buf++) {
|
|
buf2 = buf;
|
|
|
|
for(frames = 0; buf2 < end; frames++) {
|
|
init_get_bits(&gbc, buf2, 54);
|
|
if(ff_ac3_parse_header(&gbc, &hdr) < 0)
|
|
break;
|
|
if(buf2 + hdr.frame_size > end ||
|
|
av_crc(av_crc_get_table(AV_CRC_16_ANSI), 0, buf2 + 2, hdr.frame_size - 2))
|
|
break;
|
|
if (hdr.bitstream_id > 10)
|
|
codec_id = CODEC_ID_EAC3;
|
|
buf2 += hdr.frame_size;
|
|
}
|
|
max_frames = FFMAX(max_frames, frames);
|
|
if(buf == p->buf)
|
|
first_frames = frames;
|
|
}
|
|
if(codec_id != expected_codec_id) return 0;
|
|
if (first_frames>=3) return AVPROBE_SCORE_MAX * 3 / 4;
|
|
else if(max_frames>=3) return AVPROBE_SCORE_MAX / 2;
|
|
else if(max_frames>=1) return 1;
|
|
else return 0;
|
|
}
|
|
#endif
|
|
|
|
#if CONFIG_AC3_DEMUXER
|
|
static int ac3_probe(AVProbeData *p)
|
|
{
|
|
return ac3_eac3_probe(p, CODEC_ID_AC3);
|
|
}
|
|
#endif
|
|
|
|
#if CONFIG_EAC3_DEMUXER
|
|
static int eac3_probe(AVProbeData *p)
|
|
{
|
|
return ac3_eac3_probe(p, CODEC_ID_EAC3);
|
|
}
|
|
#endif
|
|
|
|
#if CONFIG_FLAC_DEMUXER
|
|
static int flac_probe(AVProbeData *p)
|
|
{
|
|
if(memcmp(p->buf, "fLaC", 4)) return 0;
|
|
else return AVPROBE_SCORE_MAX / 2;
|
|
}
|
|
#endif
|
|
|
|
#if CONFIG_AAC_DEMUXER
|
|
static int adts_aac_probe(AVProbeData *p)
|
|
{
|
|
int max_frames = 0, first_frames = 0;
|
|
int fsize, frames;
|
|
uint8_t *buf0 = p->buf;
|
|
uint8_t *buf2;
|
|
uint8_t *buf;
|
|
uint8_t *end = buf0 + p->buf_size - 7;
|
|
|
|
if (ff_id3v2_match(buf0)) {
|
|
buf0 += ff_id3v2_tag_len(buf0);
|
|
}
|
|
buf = buf0;
|
|
|
|
for(; buf < end; buf= buf2+1) {
|
|
buf2 = buf;
|
|
|
|
for(frames = 0; buf2 < end; frames++) {
|
|
uint32_t header = AV_RB16(buf2);
|
|
if((header&0xFFF6) != 0xFFF0)
|
|
break;
|
|
fsize = (AV_RB32(buf2+3)>>13) & 0x8FFF;
|
|
if(fsize < 7)
|
|
break;
|
|
buf2 += fsize;
|
|
}
|
|
max_frames = FFMAX(max_frames, frames);
|
|
if(buf == buf0)
|
|
first_frames= frames;
|
|
}
|
|
if (first_frames>=3) return AVPROBE_SCORE_MAX/2+1;
|
|
else if(max_frames>500)return AVPROBE_SCORE_MAX/2;
|
|
else if(max_frames>=3) return AVPROBE_SCORE_MAX/4;
|
|
else if(max_frames>=1) return 1;
|
|
else return 0;
|
|
}
|
|
#endif
|
|
|
|
/* Note: Do not forget to add new entries to the Makefile as well. */
|
|
|
|
#if CONFIG_AAC_DEMUXER
|
|
AVInputFormat aac_demuxer = {
|
|
"aac",
|
|
NULL_IF_CONFIG_SMALL("ADTS AAC"),
|
|
0,
|
|
adts_aac_probe,
|
|
audio_read_header,
|
|
raw_read_partial_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.extensions = "aac",
|
|
.value = CODEC_ID_AAC,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_AC3_DEMUXER
|
|
AVInputFormat ac3_demuxer = {
|
|
"ac3",
|
|
NULL_IF_CONFIG_SMALL("raw AC-3"),
|
|
0,
|
|
ac3_probe,
|
|
audio_read_header,
|
|
raw_read_partial_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.extensions = "ac3",
|
|
.value = CODEC_ID_AC3,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_AC3_MUXER
|
|
AVOutputFormat ac3_muxer = {
|
|
"ac3",
|
|
NULL_IF_CONFIG_SMALL("raw AC-3"),
|
|
"audio/x-ac3",
|
|
"ac3",
|
|
0,
|
|
CODEC_ID_AC3,
|
|
CODEC_ID_NONE,
|
|
NULL,
|
|
raw_write_packet,
|
|
.flags= AVFMT_NOTIMESTAMPS,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_DIRAC_DEMUXER
|
|
AVInputFormat dirac_demuxer = {
|
|
"dirac",
|
|
NULL_IF_CONFIG_SMALL("raw Dirac"),
|
|
0,
|
|
dirac_probe,
|
|
video_read_header,
|
|
raw_read_partial_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.value = CODEC_ID_DIRAC,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_DIRAC_MUXER
|
|
AVOutputFormat dirac_muxer = {
|
|
"dirac",
|
|
NULL_IF_CONFIG_SMALL("raw Dirac"),
|
|
NULL,
|
|
"drc",
|
|
0,
|
|
CODEC_ID_NONE,
|
|
CODEC_ID_DIRAC,
|
|
NULL,
|
|
raw_write_packet,
|
|
.flags= AVFMT_NOTIMESTAMPS,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_DNXHD_DEMUXER
|
|
AVInputFormat dnxhd_demuxer = {
|
|
"dnxhd",
|
|
NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
|
|
0,
|
|
dnxhd_probe,
|
|
video_read_header,
|
|
raw_read_partial_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.value = CODEC_ID_DNXHD,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_DNXHD_MUXER
|
|
AVOutputFormat dnxhd_muxer = {
|
|
"dnxhd",
|
|
NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
|
|
NULL,
|
|
"dnxhd",
|
|
0,
|
|
CODEC_ID_NONE,
|
|
CODEC_ID_DNXHD,
|
|
NULL,
|
|
raw_write_packet,
|
|
.flags= AVFMT_NOTIMESTAMPS,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_DTS_DEMUXER
|
|
AVInputFormat dts_demuxer = {
|
|
"dts",
|
|
NULL_IF_CONFIG_SMALL("raw DTS"),
|
|
0,
|
|
dts_probe,
|
|
audio_read_header,
|
|
raw_read_partial_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.extensions = "dts",
|
|
.value = CODEC_ID_DTS,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_DTS_MUXER
|
|
AVOutputFormat dts_muxer = {
|
|
"dts",
|
|
NULL_IF_CONFIG_SMALL("raw DTS"),
|
|
"audio/x-dca",
|
|
"dts",
|
|
0,
|
|
CODEC_ID_DTS,
|
|
CODEC_ID_NONE,
|
|
NULL,
|
|
raw_write_packet,
|
|
.flags= AVFMT_NOTIMESTAMPS,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_EAC3_DEMUXER
|
|
AVInputFormat eac3_demuxer = {
|
|
"eac3",
|
|
NULL_IF_CONFIG_SMALL("raw E-AC-3"),
|
|
0,
|
|
eac3_probe,
|
|
audio_read_header,
|
|
raw_read_partial_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.extensions = "eac3",
|
|
.value = CODEC_ID_EAC3,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_EAC3_MUXER
|
|
AVOutputFormat eac3_muxer = {
|
|
"eac3",
|
|
NULL_IF_CONFIG_SMALL("raw E-AC-3"),
|
|
"audio/x-eac3",
|
|
"eac3",
|
|
0,
|
|
CODEC_ID_EAC3,
|
|
CODEC_ID_NONE,
|
|
NULL,
|
|
raw_write_packet,
|
|
.flags= AVFMT_NOTIMESTAMPS,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_FLAC_DEMUXER
|
|
AVInputFormat flac_demuxer = {
|
|
"flac",
|
|
NULL_IF_CONFIG_SMALL("raw FLAC"),
|
|
0,
|
|
flac_probe,
|
|
audio_read_header,
|
|
raw_read_partial_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.extensions = "flac",
|
|
.value = CODEC_ID_FLAC,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_FLAC_MUXER
|
|
AVOutputFormat flac_muxer = {
|
|
"flac",
|
|
NULL_IF_CONFIG_SMALL("raw FLAC"),
|
|
"audio/x-flac",
|
|
"flac",
|
|
0,
|
|
CODEC_ID_FLAC,
|
|
CODEC_ID_NONE,
|
|
flac_write_header,
|
|
raw_write_packet,
|
|
flac_write_trailer,
|
|
.flags= AVFMT_NOTIMESTAMPS,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_GSM_DEMUXER
|
|
AVInputFormat gsm_demuxer = {
|
|
"gsm",
|
|
NULL_IF_CONFIG_SMALL("GSM"),
|
|
0,
|
|
NULL,
|
|
audio_read_header,
|
|
raw_read_partial_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.extensions = "gsm",
|
|
.value = CODEC_ID_GSM,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_H261_DEMUXER
|
|
AVInputFormat h261_demuxer = {
|
|
"h261",
|
|
NULL_IF_CONFIG_SMALL("raw H.261"),
|
|
0,
|
|
h261_probe,
|
|
video_read_header,
|
|
raw_read_partial_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.extensions = "h261",
|
|
.value = CODEC_ID_H261,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_H261_MUXER
|
|
AVOutputFormat h261_muxer = {
|
|
"h261",
|
|
NULL_IF_CONFIG_SMALL("raw H.261"),
|
|
"video/x-h261",
|
|
"h261",
|
|
0,
|
|
CODEC_ID_NONE,
|
|
CODEC_ID_H261,
|
|
NULL,
|
|
raw_write_packet,
|
|
.flags= AVFMT_NOTIMESTAMPS,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_H263_DEMUXER
|
|
AVInputFormat h263_demuxer = {
|
|
"h263",
|
|
NULL_IF_CONFIG_SMALL("raw H.263"),
|
|
0,
|
|
h263_probe,
|
|
video_read_header,
|
|
raw_read_partial_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
// .extensions = "h263", //FIXME remove after writing mpeg4_probe
|
|
.value = CODEC_ID_H263,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_H263_MUXER
|
|
AVOutputFormat h263_muxer = {
|
|
"h263",
|
|
NULL_IF_CONFIG_SMALL("raw H.263"),
|
|
"video/x-h263",
|
|
"h263",
|
|
0,
|
|
CODEC_ID_NONE,
|
|
CODEC_ID_H263,
|
|
NULL,
|
|
raw_write_packet,
|
|
.flags= AVFMT_NOTIMESTAMPS,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_H264_DEMUXER
|
|
AVInputFormat h264_demuxer = {
|
|
"h264",
|
|
NULL_IF_CONFIG_SMALL("raw H.264 video format"),
|
|
0,
|
|
h264_probe,
|
|
video_read_header,
|
|
raw_read_partial_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.extensions = "h26l,h264,264", //FIXME remove after writing mpeg4_probe
|
|
.value = CODEC_ID_H264,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_H264_MUXER
|
|
AVOutputFormat h264_muxer = {
|
|
"h264",
|
|
NULL_IF_CONFIG_SMALL("raw H.264 video format"),
|
|
NULL,
|
|
"h264",
|
|
0,
|
|
CODEC_ID_NONE,
|
|
CODEC_ID_H264,
|
|
NULL,
|
|
raw_write_packet,
|
|
.flags= AVFMT_NOTIMESTAMPS,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_INGENIENT_DEMUXER
|
|
AVInputFormat ingenient_demuxer = {
|
|
"ingenient",
|
|
NULL_IF_CONFIG_SMALL("Ingenient MJPEG"),
|
|
0,
|
|
NULL,
|
|
video_read_header,
|
|
ingenient_read_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.extensions = "cgi", // FIXME
|
|
.value = CODEC_ID_MJPEG,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_M4V_DEMUXER
|
|
AVInputFormat m4v_demuxer = {
|
|
"m4v",
|
|
NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
|
|
0,
|
|
mpeg4video_probe, /** probing for MPEG-4 data */
|
|
video_read_header,
|
|
raw_read_partial_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.extensions = "m4v",
|
|
.value = CODEC_ID_MPEG4,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_M4V_MUXER
|
|
AVOutputFormat m4v_muxer = {
|
|
"m4v",
|
|
NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
|
|
NULL,
|
|
"m4v",
|
|
0,
|
|
CODEC_ID_NONE,
|
|
CODEC_ID_MPEG4,
|
|
NULL,
|
|
raw_write_packet,
|
|
.flags= AVFMT_NOTIMESTAMPS,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_MJPEG_DEMUXER
|
|
AVInputFormat mjpeg_demuxer = {
|
|
"mjpeg",
|
|
NULL_IF_CONFIG_SMALL("MJPEG video"),
|
|
0,
|
|
NULL,
|
|
video_read_header,
|
|
raw_read_partial_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.extensions = "mjpg,mjpeg",
|
|
.value = CODEC_ID_MJPEG,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_MJPEG_MUXER
|
|
AVOutputFormat mjpeg_muxer = {
|
|
"mjpeg",
|
|
NULL_IF_CONFIG_SMALL("MJPEG video"),
|
|
"video/x-mjpeg",
|
|
"mjpg,mjpeg",
|
|
0,
|
|
CODEC_ID_NONE,
|
|
CODEC_ID_MJPEG,
|
|
NULL,
|
|
raw_write_packet,
|
|
.flags= AVFMT_NOTIMESTAMPS,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_MLP_DEMUXER
|
|
AVInputFormat mlp_demuxer = {
|
|
"mlp",
|
|
NULL_IF_CONFIG_SMALL("raw MLP"),
|
|
0,
|
|
NULL,
|
|
audio_read_header,
|
|
raw_read_partial_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.extensions = "mlp",
|
|
.value = CODEC_ID_MLP,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_MPEG1VIDEO_MUXER
|
|
AVOutputFormat mpeg1video_muxer = {
|
|
"mpeg1video",
|
|
NULL_IF_CONFIG_SMALL("MPEG video"),
|
|
"video/x-mpeg",
|
|
"mpg,mpeg,m1v",
|
|
0,
|
|
CODEC_ID_NONE,
|
|
CODEC_ID_MPEG1VIDEO,
|
|
NULL,
|
|
raw_write_packet,
|
|
.flags= AVFMT_NOTIMESTAMPS,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_MPEG2VIDEO_MUXER
|
|
AVOutputFormat mpeg2video_muxer = {
|
|
"mpeg2video",
|
|
NULL_IF_CONFIG_SMALL("MPEG-2 video"),
|
|
NULL,
|
|
"m2v",
|
|
0,
|
|
CODEC_ID_NONE,
|
|
CODEC_ID_MPEG2VIDEO,
|
|
NULL,
|
|
raw_write_packet,
|
|
.flags= AVFMT_NOTIMESTAMPS,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_MPEGVIDEO_DEMUXER
|
|
AVInputFormat mpegvideo_demuxer = {
|
|
"mpegvideo",
|
|
NULL_IF_CONFIG_SMALL("MPEG video"),
|
|
0,
|
|
mpegvideo_probe,
|
|
video_read_header,
|
|
raw_read_partial_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.value = CODEC_ID_MPEG1VIDEO,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_NULL_MUXER
|
|
AVOutputFormat null_muxer = {
|
|
"null",
|
|
NULL_IF_CONFIG_SMALL("null video format"),
|
|
NULL,
|
|
NULL,
|
|
0,
|
|
#ifdef WORDS_BIGENDIAN
|
|
CODEC_ID_PCM_S16BE,
|
|
#else
|
|
CODEC_ID_PCM_S16LE,
|
|
#endif
|
|
CODEC_ID_RAWVIDEO,
|
|
NULL,
|
|
null_write_packet,
|
|
.flags = AVFMT_NOFILE | AVFMT_RAWPICTURE | AVFMT_NOTIMESTAMPS,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_RAWVIDEO_DEMUXER
|
|
AVInputFormat rawvideo_demuxer = {
|
|
"rawvideo",
|
|
NULL_IF_CONFIG_SMALL("raw video format"),
|
|
0,
|
|
NULL,
|
|
raw_read_header,
|
|
rawvideo_read_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.extensions = "yuv,cif,qcif,rgb",
|
|
.value = CODEC_ID_RAWVIDEO,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_RAWVIDEO_MUXER
|
|
AVOutputFormat rawvideo_muxer = {
|
|
"rawvideo",
|
|
NULL_IF_CONFIG_SMALL("raw video format"),
|
|
NULL,
|
|
"yuv,rgb",
|
|
0,
|
|
CODEC_ID_NONE,
|
|
CODEC_ID_RAWVIDEO,
|
|
NULL,
|
|
raw_write_packet,
|
|
.flags= AVFMT_NOTIMESTAMPS,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_ROQ_MUXER
|
|
AVOutputFormat roq_muxer =
|
|
{
|
|
"RoQ",
|
|
NULL_IF_CONFIG_SMALL("id RoQ format"),
|
|
NULL,
|
|
"roq",
|
|
0,
|
|
CODEC_ID_ROQ_DPCM,
|
|
CODEC_ID_ROQ,
|
|
roq_write_header,
|
|
raw_write_packet,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_SHORTEN_DEMUXER
|
|
AVInputFormat shorten_demuxer = {
|
|
"shn",
|
|
NULL_IF_CONFIG_SMALL("raw Shorten"),
|
|
0,
|
|
NULL,
|
|
audio_read_header,
|
|
raw_read_partial_packet,
|
|
.flags= AVFMT_GENERIC_INDEX,
|
|
.extensions = "shn",
|
|
.value = CODEC_ID_SHORTEN,
|
|
};
|
|
#endif
|
|
|
|
#if CONFIG_VC1_DEMUXER
|
|
AVInputFormat vc1_demuxer = {
|
|
"vc1",
|
|
NULL_IF_CONFIG_SMALL("raw VC-1"),
|
|
0,
|
|
NULL /* vc1_probe */,
|
|
video_read_header,
|
|
raw_read_partial_packet,
|
|
.extensions = "vc1",
|
|
.value = CODEC_ID_VC1,
|
|
};
|
|
#endif
|
|
|
|
/* PCM formats */
|
|
|
|
#define PCMINPUTDEF(name, long_name, ext, codec) \
|
|
AVInputFormat pcm_ ## name ## _demuxer = {\
|
|
#name,\
|
|
NULL_IF_CONFIG_SMALL(long_name),\
|
|
0,\
|
|
NULL,\
|
|
raw_read_header,\
|
|
raw_read_packet,\
|
|
NULL,\
|
|
pcm_read_seek,\
|
|
.flags= AVFMT_GENERIC_INDEX,\
|
|
.extensions = ext,\
|
|
.value = codec,\
|
|
};
|
|
|
|
#define PCMOUTPUTDEF(name, long_name, ext, codec) \
|
|
AVOutputFormat pcm_ ## name ## _muxer = {\
|
|
#name,\
|
|
NULL_IF_CONFIG_SMALL(long_name),\
|
|
NULL,\
|
|
ext,\
|
|
0,\
|
|
codec,\
|
|
CODEC_ID_NONE,\
|
|
NULL,\
|
|
raw_write_packet,\
|
|
.flags= AVFMT_NOTIMESTAMPS,\
|
|
};
|
|
|
|
|
|
#if !CONFIG_MUXERS && CONFIG_DEMUXERS
|
|
#define PCMDEF(name, long_name, ext, codec) \
|
|
PCMINPUTDEF(name, long_name, ext, codec)
|
|
#elif CONFIG_MUXERS && !CONFIG_DEMUXERS
|
|
#define PCMDEF(name, long_name, ext, codec) \
|
|
PCMOUTPUTDEF(name, long_name, ext, codec)
|
|
#elif CONFIG_MUXERS && CONFIG_DEMUXERS
|
|
#define PCMDEF(name, long_name, ext, codec) \
|
|
PCMINPUTDEF(name, long_name, ext, codec)\
|
|
PCMOUTPUTDEF(name, long_name, ext, codec)
|
|
#else
|
|
#define PCMDEF(name, long_name, ext, codec)
|
|
#endif
|
|
|
|
#ifdef WORDS_BIGENDIAN
|
|
#define BE_DEF(s) s
|
|
#define LE_DEF(s) NULL
|
|
#else
|
|
#define BE_DEF(s) NULL
|
|
#define LE_DEF(s) s
|
|
#endif
|
|
|
|
PCMDEF(f64be, "PCM 64 bit floating-point big-endian format",
|
|
NULL, CODEC_ID_PCM_F64BE)
|
|
|
|
PCMDEF(f64le, "PCM 64 bit floating-point little-endian format",
|
|
NULL, CODEC_ID_PCM_F64LE)
|
|
|
|
PCMDEF(f32be, "PCM 32 bit floating-point big-endian format",
|
|
NULL, CODEC_ID_PCM_F32BE)
|
|
|
|
PCMDEF(f32le, "PCM 32 bit floating-point little-endian format",
|
|
NULL, CODEC_ID_PCM_F32LE)
|
|
|
|
PCMDEF(s32be, "PCM signed 32 bit big-endian format",
|
|
NULL, CODEC_ID_PCM_S32BE)
|
|
|
|
PCMDEF(s32le, "PCM signed 32 bit little-endian format",
|
|
NULL, CODEC_ID_PCM_S32LE)
|
|
|
|
PCMDEF(s24be, "PCM signed 24 bit big-endian format",
|
|
NULL, CODEC_ID_PCM_S24BE)
|
|
|
|
PCMDEF(s24le, "PCM signed 24 bit little-endian format",
|
|
NULL, CODEC_ID_PCM_S24LE)
|
|
|
|
PCMDEF(s16be, "PCM signed 16 bit big-endian format",
|
|
BE_DEF("sw"), CODEC_ID_PCM_S16BE)
|
|
|
|
PCMDEF(s16le, "PCM signed 16 bit little-endian format",
|
|
LE_DEF("sw"), CODEC_ID_PCM_S16LE)
|
|
|
|
PCMDEF(s8, "PCM signed 8 bit format",
|
|
"sb", CODEC_ID_PCM_S8)
|
|
|
|
PCMDEF(u32be, "PCM unsigned 32 bit big-endian format",
|
|
NULL, CODEC_ID_PCM_U32BE)
|
|
|
|
PCMDEF(u32le, "PCM unsigned 32 bit little-endian format",
|
|
NULL, CODEC_ID_PCM_U32LE)
|
|
|
|
PCMDEF(u24be, "PCM unsigned 24 bit big-endian format",
|
|
NULL, CODEC_ID_PCM_U24BE)
|
|
|
|
PCMDEF(u24le, "PCM unsigned 24 bit little-endian format",
|
|
NULL, CODEC_ID_PCM_U24LE)
|
|
|
|
PCMDEF(u16be, "PCM unsigned 16 bit big-endian format",
|
|
BE_DEF("uw"), CODEC_ID_PCM_U16BE)
|
|
|
|
PCMDEF(u16le, "PCM unsigned 16 bit little-endian format",
|
|
LE_DEF("uw"), CODEC_ID_PCM_U16LE)
|
|
|
|
PCMDEF(u8, "PCM unsigned 8 bit format",
|
|
"ub", CODEC_ID_PCM_U8)
|
|
|
|
PCMDEF(alaw, "PCM A-law format",
|
|
"al", CODEC_ID_PCM_ALAW)
|
|
|
|
PCMDEF(mulaw, "PCM mu-law format",
|
|
"ul", CODEC_ID_PCM_MULAW)
|