mirror of
https://github.com/FFmpeg/FFmpeg.git
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88 lines
2.2 KiB
C
88 lines
2.2 KiB
C
/*
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* Muxer internal APIs - should not be included outside of ffmpeg_mux*
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*
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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_MUX_H
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#define FFTOOLS_FFMPEG_MUX_H
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#include <stdatomic.h>
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#include <stdint.h>
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#include "thread_queue.h"
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#include "libavformat/avformat.h"
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#include "libavcodec/packet.h"
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#include "libavutil/dict.h"
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#include "libavutil/fifo.h"
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#include "libavutil/thread.h"
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typedef struct MuxStream {
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OutputStream ost;
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/* the packets are buffered here until the muxer is ready to be initialized */
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AVFifo *muxing_queue;
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AVBSFContext *bsf_ctx;
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/*
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* The size of the AVPackets' buffers in queue.
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* Updated when a packet is either pushed or pulled from the queue.
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*/
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size_t muxing_queue_data_size;
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int max_muxing_queue_size;
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/* Threshold after which max_muxing_queue_size will be in effect */
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size_t muxing_queue_data_threshold;
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/* dts of the last packet sent to the muxer, in the stream timebase
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* used for making up missing dts values */
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int64_t last_mux_dts;
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} MuxStream;
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typedef struct Muxer {
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OutputFile of;
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AVFormatContext *fc;
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pthread_t thread;
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ThreadQueue *tq;
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AVDictionary *opts;
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int thread_queue_size;
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/* filesize limit expressed in bytes */
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int64_t limit_filesize;
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atomic_int_least64_t last_filesize;
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int header_written;
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SyncQueue *sq_mux;
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AVPacket *sq_pkt;
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} Muxer;
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/* whether we want to print an SDP, set in of_open() */
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extern int want_sdp;
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int mux_check_init(Muxer *mux);
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#endif /* FFTOOLS_FFMPEG_MUX_H */
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