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avutil: support 50 and 60 frame rates in timecode api

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Matthieu Bouron
2012-05-27 14:21:39 +02:00
committed by Michael Niedermayer
parent 3be02afb56
commit 789f8cb03a
4 changed files with 41 additions and 5 deletions
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13
libavutil/timecode.h
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@@ -51,8 +51,19 @@ typedef struct {
* @param framenum frame number to adjust
* @return adjusted frame number
* @warning adjustment is only valid in NTSC 29.97
* @deprecated use av_timecode_adjust_ntsc_framenum2 instead
*/
int av_timecode_adjust_ntsc_framenum(int framenum);
attribute_deprecated int av_timecode_adjust_ntsc_framenum(int framenum);
/**
* Adjust frame number for NTSC drop frame time code.
*
* @param framenum frame number to adjust
* @param fps frame per second, 30 or 60
* @return adjusted frame number
* @warning adjustment is only valid in NTSC 29.97 and 59.94
*/
int av_timecode_adjust_ntsc_framenum2(int framenum, int fps);
/**
* Convert frame number to SMPTE 12M binary representation.