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avutil/timecode: add av_timecode_make_smpte_tc_string2

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Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Marton Balint
2020-07-24 15:09:32 +02:00
parent 5357401671
commit 837b6eb90e
4 changed files with 39 additions and 2 deletions
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17
libavutil/timecode.h
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@@ -109,6 +109,23 @@ uint32_t av_timecode_get_smpte(AVRational rate, int drop, int hh, int mm, int ss
*/
char *av_timecode_make_string(const AVTimecode *tc, char *buf, int framenum);
/**
* Get the timecode string from the SMPTE timecode format.
*
* In contrast to av_timecode_make_smpte_tc_string this function supports 50/60
* fps timecodes by using the field bit.
*
* @param buf destination buffer, must be at least AV_TIMECODE_STR_SIZE long
* @param rate frame rate of the timecode
* @param tcsmpte the 32-bit SMPTE timecode
* @param prevent_df prevent the use of a drop flag when it is known the DF bit
* is arbitrary
* @param skip_field prevent the use of a field flag when it is known the field
* bit is arbitrary (e.g. because it is used as PC flag)
* @return the buf parameter
*/
char *av_timecode_make_smpte_tc_string2(char *buf, AVRational rate, uint32_t tcsmpte, int prevent_df, int skip_field);
/**
* Get the timecode string from the SMPTE timecode format.
*