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fix aspect ratio 

Originally committed as revision 5192 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2006-03-22 10:33:21 +00:00
parent 2c9a0285d4
commit 68ca39b21a
1 changed files with 7 additions and 11 deletions
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18
libavformat/matroska.c
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@ -2272,18 +2272,14 @@ matroska_read_header (AVFormatContext *s,
st->codec->width = videotrack->pixel_width;
st->codec->height = videotrack->pixel_height;
if (videotrack->display_width == 0)
st->codec->sample_aspect_ratio.num =
videotrack->pixel_width;
else
st->codec->sample_aspect_ratio.num =
videotrack->display_width;
videotrack->display_width= videotrack->pixel_width;
if (videotrack->display_height == 0)
st->codec->sample_aspect_ratio.num =
videotrack->pixel_height;
else
st->codec->sample_aspect_ratio.num =
videotrack->display_height;
videotrack->display_height= videotrack->pixel_height;
av_reduce(&st->codec->sample_aspect_ratio.num,
&st->codec->sample_aspect_ratio.den,
st->codec->height * videotrack->display_width,
st->codec-> width * videotrack->display_height,
255);
} else if (track->type == MATROSKA_TRACK_TYPE_AUDIO) {
MatroskaAudioTrack *audiotrack = (MatroskaAudioTrack *)track;