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Add a comment about swapped numerator and denominator.

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Originally committed as revision 7871 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Diego Biurrun 2007-02-07 14:10:50 +00:00
parent 9b1a3ea0de
commit 013591c5f2
1 changed files with 2 additions and 0 deletions
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2
libavcodec/libtheoraenc.c
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@ -92,6 +92,8 @@ static int encode_init(AVCodecContext* avc_context)
t_info.frame_height = avc_context->height;
t_info.offset_x = 0;
t_info.offset_y = 0;
/* Swap numerator and denominator as time_base in AVCodecContext gives the
* time period between frames, but theora_info needs the framerate. */
t_info.fps_numerator = avc_context->time_base.den;
t_info.fps_denominator = avc_context->time_base.num;
if (avc_context->sample_aspect_ratio.num != 0) {