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* IEC DV seems to accept SMPTE way of tagging 16:9 too.

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Originally committed as revision 3139 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Roman Shaposhnik 2004-05-18 02:33:27 +00:00
parent a8eb52a8c3
commit 12cccabd0f
1 changed files with 3 additions and 1 deletions
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4
libavformat/dv.c
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@ -582,9 +582,11 @@ static int dv_extract_video_info(DVDemuxContext *c, uint8_t* frame)
avctx->height = sys->height;
avctx->pix_fmt = sys->pix_fmt;
/* finding out SAR is a little bit messy */
vsc_pack = dv_extract_pack(frame, dv_video_control);
apt = frame[4] & 0x07;
is16_9 = (vsc_pack && (vsc_pack[2] & 0x07) == (apt?0x02:0x07));
is16_9 = (vsc_pack && ((vsc_pack[2] & 0x07) == 0x02 ||
(!apt && (vsc_pack[2] & 0x07) == 0x07)));
avctx->sample_aspect_ratio = sys->sar[is16_9];
size = sys->frame_size;