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avformat/movenc: set pretty compressor name for XDCAM

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-10-07 18:15:25 +02:00
parent ce994a03f5
commit 713dcdbfcb
1 changed files with 27 additions and 2 deletions
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29
libavformat/movenc.c
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@ -1076,6 +1076,32 @@ static int mov_write_pasp_tag(AVIOContext *pb, MOVTrack *track)
return 16; return 16;
} }
static void find_compressor(char * compressor_name, int len, MOVTrack *track)
{
int xdcam_res = (track->enc->width == 1280 && track->enc->height == 720)
|| (track->enc->width == 1440 && track->enc->height == 1080)
|| (track->enc->width == 1920 && track->enc->height == 1080);
if (track->mode == MODE_MOV && track->enc->codec && track->enc->codec->name) {
av_strlcpy(compressor_name, track->enc->codec->name, 32);
} else if (track->enc->codec_id == AV_CODEC_ID_MPEG2VIDEO && xdcam_res) {
int interlaced = track->enc->field_order > AV_FIELD_PROGRESSIVE;
AVStream *st = track->st;
int rate = av_q2d(find_fps(NULL, st));
av_strlcatf(compressor_name, len, "XDCAM");
if (track->enc->pix_fmt == AV_PIX_FMT_YUV422P) {
av_strlcatf(compressor_name, len, " HD422");
} else if(track->enc->width == 1440) {
av_strlcatf(compressor_name, len, " HD");
} else
av_strlcatf(compressor_name, len, " EX");
av_strlcatf(compressor_name, len, " %d%c", track->enc->height, interlaced ? 'i' : 'p');
av_strlcatf(compressor_name, len, "%d", rate * (interlaced + 1));
}
}
static int mov_write_video_tag(AVIOContext *pb, MOVTrack *track) static int mov_write_video_tag(AVIOContext *pb, MOVTrack *track)
{ {
int64_t pos = avio_tell(pb); int64_t pos = avio_tell(pb);
@ -1111,8 +1137,7 @@ static int mov_write_video_tag(AVIOContext *pb, MOVTrack *track)
avio_wb16(pb, 1); /* Frame count (= 1) */ avio_wb16(pb, 1); /* Frame count (= 1) */
/* FIXME not sure, ISO 14496-1 draft where it shall be set to 0 */ /* FIXME not sure, ISO 14496-1 draft where it shall be set to 0 */
if (track->mode == MODE_MOV && track->enc->codec && track->enc->codec->name) find_compressor(compressor_name, 32, track);
av_strlcpy(compressor_name, track->enc->codec->name, 32);
avio_w8(pb, strlen(compressor_name)); avio_w8(pb, strlen(compressor_name));
avio_write(pb, compressor_name, 31); avio_write(pb, compressor_name, 31);