| 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 | #ifndef FFTOOLS_FFMPEG_UTILS_H | ||
| 20 | #define FFTOOLS_FFMPEG_UTILS_H | ||
| 21 | |||
| 22 | #include <stdint.h> | ||
| 23 | |||
| 24 | #include "libavutil/common.h" | ||
| 25 | #include "libavutil/frame.h" | ||
| 26 | #include "libavutil/rational.h" | ||
| 27 | |||
| 28 | #include "libavcodec/packet.h" | ||
| 29 | |||
| 30 | typedef struct Timestamp { | ||
| 31 | int64_t ts; | ||
| 32 | AVRational tb; | ||
| 33 | } Timestamp; | ||
| 34 | |||
| 35 | /** | ||
| 36 | * Merge two return codes - return one of the error codes if at least one of | ||
| 37 | * them was negative, 0 otherwise. | ||
| 38 | */ | ||
| 39 | 103351 | static inline int err_merge(int err0, int err1) | |
| 40 | { | ||
| 41 | // prefer "real" errors over EOF | ||
| 42 |
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103351 | if ((err0 >= 0 || err0 == AVERROR_EOF) && err1 < 0) |
| 43 | 1 | return err1; | |
| 44 |
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103350 | return (err0 < 0) ? err0 : FFMIN(err1, 0); |
| 45 | } | ||
| 46 | |||
| 47 | /** | ||
| 48 | * Wrapper calling av_frame_side_data_clone() in a loop for all source entries. | ||
| 49 | * It does not clear dst beforehand. */ | ||
| 50 | 6762 | static inline int clone_side_data(AVFrameSideData ***dst, int *nb_dst, | |
| 51 | AVFrameSideData * const *src, int nb_src, | ||
| 52 | unsigned int flags) | ||
| 53 | { | ||
| 54 |
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6764 | for (int i = 0; i < nb_src; i++) { |
| 55 | 2 | int ret = av_frame_side_data_clone(dst, nb_dst, src[i], flags); | |
| 56 |
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2 | if (ret < 0) |
| 57 | ✗ | return ret; | |
| 58 | } | ||
| 59 | |||
| 60 | 6762 | return 0; | |
| 61 | } | ||
| 62 | |||
| 63 | #endif // FFTOOLS_FFMPEG_UTILS_H | ||
| 64 |