| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * This file is part of FFmpeg. | ||
| 3 | * | ||
| 4 | * FFmpeg is free software; you can redistribute it and/or | ||
| 5 | * modify it under the terms of the GNU Lesser General Public | ||
| 6 | * License as published by the Free Software Foundation; either | ||
| 7 | * version 2.1 of the License, or (at your option) any later version. | ||
| 8 | * | ||
| 9 | * FFmpeg is distributed in the hope that it will be useful, | ||
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| 12 | * Lesser General Public License for more details. | ||
| 13 | * | ||
| 14 | * You should have received a copy of the GNU Lesser General Public | ||
| 15 | * License along with FFmpeg; if not, write to the Free Software | ||
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
| 17 | */ | ||
| 18 | |||
| 19 | #include "timestamp.h" | ||
| 20 | |||
| 21 | 183510 | char *av_ts_make_time_string2(char *buf, int64_t ts, AVRational tb) | |
| 22 | { | ||
| 23 |
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183510 | if (ts == AV_NOPTS_VALUE) { |
| 24 | 6570 | snprintf(buf, AV_TS_MAX_STRING_SIZE, "NOPTS"); | |
| 25 | } else { | ||
| 26 | 176940 | double val = av_q2d(tb) * ts; | |
| 27 |
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176940 | double log = (fpclassify(val) == FP_ZERO ? -INFINITY : floor(log10(fabs(val)))); |
| 28 |
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176940 | int precision = (isfinite(log) && log < 0) ? -log + 5 : 6; |
| 29 | 176940 | int last = snprintf(buf, AV_TS_MAX_STRING_SIZE, "%.*f", precision, val); | |
| 30 | 176940 | last = FFMIN(last, AV_TS_MAX_STRING_SIZE - 1) - 1; | |
| 31 |
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587918 | for (; last && buf[last] == '0'; last--); |
| 32 |
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206176 | for (; last && buf[last] != 'f' && (buf[last] < '0' || buf[0] > '9'); last--); |
| 33 | 176940 | buf[last + 1] = '\0'; | |
| 34 | } | ||
| 35 | 183510 | return buf; | |
| 36 | } | ||
| 37 |