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more verbose r_frame_rate definition

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Originally committed as revision 6982 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2006-11-12 13:54:11 +00:00
parent 1bd29b078c
commit e3c97c3be4
1 changed files with 3 additions and 0 deletions
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libavformat/avformat.h
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@ -236,6 +236,9 @@ typedef struct AVStream {
AVCodecContext *codec; /* codec context */ AVCodecContext *codec; /* codec context */
/** /**
* real base frame rate of the stream. * real base frame rate of the stream.
* this is the lowest framerate with which all timestamps can be
* represented accurately (its the least common multiple of all
* framerates in the stream), Note, this value is just a guess!
* for example if the timebase is 1/90000 and all frames have either * for example if the timebase is 1/90000 and all frames have either
* approximately 3600 or 1800 timer ticks then r_frame_rate will be 50/1 * approximately 3600 or 1800 timer ticks then r_frame_rate will be 50/1
*/ */