avutil/timecode: add av_timecode_init_from_components

Signed-off-by: Marton Balint <cus@passwd.hu>

libavutil/timecode.h

@@ -160,6 +160,23 @@ char *av_timecode_make_mpeg_tc_string(char *buf, uint32_t tc25bit);
  */
 int av_timecode_init(AVTimecode *tc, AVRational rate, int flags, int frame_start, void *log_ctx);
 
+/**
+ * Init a timecode struct from the passed timecode components.
+ *
+ * @param log_ctx     a pointer to an arbitrary struct of which the first field
+ *                    is a pointer to an AVClass struct (used for av_log)
+ * @param tc          pointer to an allocated AVTimecode
+ * @param rate        frame rate in rational form
+ * @param flags       miscellaneous flags such as drop frame, +24 hours, ...
+ *                    (see AVTimecodeFlag)
+ * @param hh          hours
+ * @param mm          minutes
+ * @param ss          seconds
+ * @param ff          frames
+ * @return            0 on success, AVERROR otherwise
+ */
+int av_timecode_init_from_components(AVTimecode *tc, AVRational rate, int flags, int hh, int mm, int ss, int ff, void *log_ctx);
+
 /**
  * Parse timecode representation (hh:mm:ss[:;.]ff).
  *