| 102 | } |
| 103 | |
| 104 | char *av_timecode_make_string(const AVTimecode *tc, char *buf, int framenum_arg) |
| 105 | { |
| 106 | unsigned fps = tc->fps; |
| 107 | int drop = tc->flags & AV_TIMECODE_FLAG_DROPFRAME; |
| 108 | int hh, mm, ss, ff, ff_len, neg = 0; |
| 109 | int64_t framenum = framenum_arg; |
| 110 | |
| 111 | framenum += tc->start; |
| 112 | if (drop) |
| 113 | framenum = av_timecode_adjust_ntsc_framenum2(framenum, fps); |
| 114 | if (framenum < 0) { |
| 115 | framenum = -framenum; |
| 116 | neg = tc->flags & AV_TIMECODE_FLAG_ALLOWNEGATIVE; |
| 117 | } |
| 118 | ff = framenum % fps; |
| 119 | ss = framenum / fps % 60; |
| 120 | mm = framenum / (fps*60LL) % 60; |
| 121 | hh = framenum / (fps*3600LL); |
| 122 | if (tc->flags & AV_TIMECODE_FLAG_24HOURSMAX) |
| 123 | hh = hh % 24; |
| 124 | ff_len = fps > 10000 ? 5 : fps > 1000 ? 4 : fps > 100 ? 3 : fps > 10 ? 2 : 1; |
| 125 | snprintf(buf, AV_TIMECODE_STR_SIZE, "%s%02d:%02d:%02d%c%0*d", |
| 126 | neg ? "-" : "", |
| 127 | hh, mm, ss, drop ? ';' : ':', ff_len, ff); |
| 128 | return buf; |
| 129 | } |
| 130 | |
| 131 | char *av_timecode_make_smpte_tc_string2(char *buf, AVRational rate, uint32_t tcsmpte, int prevent_df, int skip_field) |
| 132 | { |