[FFmpeg-cvslog] r12290 - trunk/libavformat/avienc.c
michael
subversion
Sun Mar 2 20:51:31 CET 2008
Author: michael
Date: Sun Mar 2 20:51:31 2008
New Revision: 12290
Log:
Store aspect ratio in avis.
Modified:
trunk/libavformat/avienc.c
Modified: trunk/libavformat/avienc.c
==============================================================================
--- trunk/libavformat/avienc.c (original)
+++ trunk/libavformat/avienc.c Sun Mar 2 20:51:31 2008
@@ -283,6 +283,38 @@ static int avi_write_header(AVFormatCont
end_tag(pb, avi->indexes[i].indx_start);
}
+ if( stream->codec_type == CODEC_TYPE_VIDEO
+ && stream->sample_aspect_ratio.num>0
+ && stream->sample_aspect_ratio.den>0){
+ int vprp= start_tag(pb, "vprp");
+ AVRational dar = av_mul_q(stream->sample_aspect_ratio,
+ (AVRational){stream->width, stream->height});
+ int num, den;
+ av_reduce(&num, &den, dar.num, dar.den, 0xFFFF);
+
+ put_le32(pb, 0); //video format = unknown
+ put_le32(pb, 0); //video standard= unknown
+ put_le32(pb, lrintf(1.0/av_q2d(stream->time_base)));
+ put_le32(pb, stream->width );
+ put_le32(pb, stream->height);
+ put_le16(pb, num);
+ put_le16(pb, den);
+ put_le32(pb, stream->width );
+ put_le32(pb, stream->height);
+ put_le32(pb, 1); //progressive FIXME
+
+ put_le32(pb, stream->height);
+ put_le32(pb, stream->width );
+ put_le32(pb, stream->height);
+ put_le32(pb, stream->width );
+ put_le32(pb, 0);
+ put_le32(pb, 0);
+
+ put_le32(pb, 0);
+ put_le32(pb, 0);
+ end_tag(pb, vprp);
+ }
+
end_tag(pb, list2);
}
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