generic-library/ffmpeg
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mpeg: Write H264 streams at offset 2

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It hints that the content is H264 according to HD-DVD.
This commit is contained in:
Luca Barbato 2014-08-08 13:05:12 +02:00
parent a4d3c20035
commit 4e9e6fa99f
2 changed files with 10 additions and 4 deletions
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1
libavformat/mpeg.h
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@ -40,6 +40,7 @@
#define AUDIO_ID 0xc0 #define AUDIO_ID 0xc0
#define VIDEO_ID 0xe0 #define VIDEO_ID 0xe0
#define H264_ID 0xe2
#define AC3_ID 0x80 #define AC3_ID 0x80
#define DTS_ID 0x8a #define DTS_ID 0x8a
#define LPCM_ID 0xa0 #define LPCM_ID 0xa0

13
libavformat/mpegenc.c
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@ -301,7 +301,7 @@ static int get_system_header_size(AVFormatContext *ctx)
static av_cold int mpeg_mux_init(AVFormatContext *ctx) static av_cold int mpeg_mux_init(AVFormatContext *ctx)
{ {
MpegMuxContext *s = ctx->priv_data; MpegMuxContext *s = ctx->priv_data;
int bitrate, i, mpa_id, mpv_id, mps_id, ac3_id, dts_id, lpcm_id, j; int bitrate, i, mpa_id, mpv_id, h264_id, mps_id, ac3_id, dts_id, lpcm_id, j;
AVStream *st; AVStream *st;
StreamInfo *stream; StreamInfo *stream;
int audio_bitrate; int audio_bitrate;
@ -337,6 +337,7 @@ static av_cold int mpeg_mux_init(AVFormatContext *ctx)
ac3_id = AC3_ID; ac3_id = AC3_ID;
dts_id = DTS_ID; dts_id = DTS_ID;
mpv_id = VIDEO_ID; mpv_id = VIDEO_ID;
h264_id = H264_ID;
mps_id = SUB_ID; mps_id = SUB_ID;
lpcm_id = LPCM_ID; lpcm_id = LPCM_ID;
@ -379,7 +380,10 @@ static av_cold int mpeg_mux_init(AVFormatContext *ctx)
s->audio_bound++; s->audio_bound++;
break; break;
case AVMEDIA_TYPE_VIDEO: case AVMEDIA_TYPE_VIDEO:
stream->id = mpv_id++; if (st->codec->codec_id == AV_CODEC_ID_H264)
stream->id = h264_id++;
else
stream->id = mpv_id++;
if (st->codec->rc_buffer_size) if (st->codec->rc_buffer_size)
stream->max_buffer_size = 6 * 1024 + st->codec->rc_buffer_size / 8; stream->max_buffer_size = 6 * 1024 + st->codec->rc_buffer_size / 8;
else { else {
@ -409,7 +413,8 @@ static av_cold int mpeg_mux_init(AVFormatContext *ctx)
st = ctx->streams[i]; st = ctx->streams[i];
stream = (StreamInfo *)st->priv_data; stream = (StreamInfo *)st->priv_data;
if (st->codec->rc_max_rate || stream->id == VIDEO_ID) if (st->codec->rc_max_rate ||
st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
codec_rate = st->codec->rc_max_rate; codec_rate = st->codec->rc_max_rate;
else else
codec_rate = st->codec->bit_rate; codec_rate = st->codec->bit_rate;
@ -421,7 +426,7 @@ static av_cold int mpeg_mux_init(AVFormatContext *ctx)
if ((stream->id & 0xe0) == AUDIO_ID) if ((stream->id & 0xe0) == AUDIO_ID)
audio_bitrate += codec_rate; audio_bitrate += codec_rate;
else if (stream->id == VIDEO_ID) else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
video_bitrate += codec_rate; video_bitrate += codec_rate;
} }