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57 lines
1.6 KiB
57 lines
1.6 KiB
/* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef FFTOOLS_FFMPEG_UTILS_H |
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#define FFTOOLS_FFMPEG_UTILS_H |
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#include <stdint.h> |
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#include "libavutil/common.h" |
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#include "libavutil/frame.h" |
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#include "libavutil/rational.h" |
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#include "libavcodec/packet.h" |
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typedef struct Timestamp { |
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int64_t ts; |
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AVRational tb; |
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} Timestamp; |
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/** |
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* Merge two return codes - return one of the error codes if at least one of |
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* them was negative, 0 otherwise. |
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*/ |
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static inline int err_merge(int err0, int err1) |
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{ |
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// prefer "real" errors over EOF |
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if ((err0 >= 0 || err0 == AVERROR_EOF) && err1 < 0) |
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return err1; |
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return (err0 < 0) ? err0 : FFMIN(err1, 0); |
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} |
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static inline void pkt_move(void *dst, void *src) |
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{ |
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av_packet_move_ref(dst, src); |
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} |
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static inline void frame_move(void *dst, void *src) |
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{ |
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av_frame_move_ref(dst, src); |
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} |
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#endif // FFTOOLS_FFMPEG_UTILS_H
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