Calculate and store DAR rather than SAR

Originally committed as revision 10361 to svn://svn.ffmpeg.org/ffmpeg/trunk

Calculate and store DAR rather than SAR
Originally committed as revision 10361 to svn://svn.ffmpeg.org/ffmpeg/trunk
8eb19153 · David Conrad · 5045da83 · 8eb19153
Commit 8eb19153 authored Sep 05, 2007 by David Conrad
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Showing with 3 additions and 2 deletions

matroskaenc.c libavformat/matroskaenc.c +3 -2

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--- a/libavformat/matroskaenc.c
+++ b/libavformat/matroskaenc.c
@@ -552,8 +552,9 @@ static int mkv_write_tracks(AVFormatContext *s)
                put_ebml_uint (pb, MATROSKA_ID_VIDEOPIXELWIDTH , codec->width);
                put_ebml_uint (pb, MATROSKA_ID_VIDEOPIXELHEIGHT, codec->height);
                if (codec->sample_aspect_ratio.num) {
-                    put_ebml_uint(pb, MATROSKA_ID_VIDEODISPLAYWIDTH , codec->sample_aspect_ratio.num);
-                    put_ebml_uint(pb, MATROSKA_ID_VIDEODISPLAYHEIGHT, codec->sample_aspect_ratio.den);
+                    AVRational dar = av_mul_q(codec->sample_aspect_ratio, (AVRational){codec->width, codec->height});
+                    put_ebml_uint(pb, MATROSKA_ID_VIDEODISPLAYWIDTH , dar.num);
+                    put_ebml_uint(pb, MATROSKA_ID_VIDEODISPLAYHEIGHT, dar.den);
                }
                end_ebml_master(pb, subinfo);
                break;