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/*
* Muxer internal APIs - should not be included outside of ffmpeg_mux*
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef FFTOOLS_FFMPEG_MUX_H
#define FFTOOLS_FFMPEG_MUX_H
#include <stdatomic.h>
#include <stdint.h>
#include "thread_queue.h"
#include "libavformat/avformat.h"
#include "libavcodec/packet.h"
#include "libavutil/dict.h"
#include "libavutil/fifo.h"
#include "libavutil/thread.h"
typedef struct MuxStream {
OutputStream ost;
/* the packets are buffered here until the muxer is ready to be initialized */
AVFifo *muxing_queue;
AVBSFContext *bsf_ctx;
int64_t max_frames;
/*
* The size of the AVPackets' buffers in queue.
* Updated when a packet is either pushed or pulled from the queue.
*/
size_t muxing_queue_data_size;
int max_muxing_queue_size;
/* Threshold after which max_muxing_queue_size will be in effect */
size_t muxing_queue_data_threshold;
/* dts of the last packet sent to the muxer, in the stream timebase
* used for making up missing dts values */
int64_t last_mux_dts;
} MuxStream;
typedef struct Muxer {
OutputFile of;
AVFormatContext *fc;
pthread_t thread;
ThreadQueue *tq;
AVDictionary *opts;
int thread_queue_size;
/* filesize limit expressed in bytes */
int64_t limit_filesize;
atomic_int_least64_t last_filesize;
int header_written;
SyncQueue *sq_mux;
AVPacket *sq_pkt;
} Muxer;
/* whether we want to print an SDP, set in of_open() */
extern int want_sdp;
int mux_check_init(Muxer *mux);
static MuxStream *ms_from_ost(OutputStream *ost)
{
return (MuxStream*)ost;
}
#endif /* FFTOOLS_FFMPEG_MUX_H */
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