FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/fftools/ffmpeg_mux.h
Date: 2022-12-09 07:38:14
Exec Total Coverage
Lines: 2 2 100.0%
Functions: 1 1 100.0%
Branches: 0 0 -%

Line Branch Exec Source
1 /*
2 * Muxer internal APIs - should not be included outside of ffmpeg_mux*
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 #ifndef FFTOOLS_FFMPEG_MUX_H
22 #define FFTOOLS_FFMPEG_MUX_H
23
24 #include <stdatomic.h>
25 #include <stdint.h>
26
27 #include "thread_queue.h"
28
29 #include "libavformat/avformat.h"
30
31 #include "libavcodec/packet.h"
32
33 #include "libavutil/dict.h"
34 #include "libavutil/fifo.h"
35 #include "libavutil/thread.h"
36
37 typedef struct MuxStream {
38 OutputStream ost;
39
40 /* the packets are buffered here until the muxer is ready to be initialized */
41 AVFifo *muxing_queue;
42
43 AVBSFContext *bsf_ctx;
44
45 int64_t max_frames;
46
47 /*
48 * The size of the AVPackets' buffers in queue.
49 * Updated when a packet is either pushed or pulled from the queue.
50 */
51 size_t muxing_queue_data_size;
52
53 int max_muxing_queue_size;
54
55 /* Threshold after which max_muxing_queue_size will be in effect */
56 size_t muxing_queue_data_threshold;
57
58 /* dts of the last packet sent to the muxer, in the stream timebase
59 * used for making up missing dts values */
60 int64_t last_mux_dts;
61 } MuxStream;
62
63 typedef struct Muxer {
64 OutputFile of;
65
66 AVFormatContext *fc;
67
68 pthread_t thread;
69 ThreadQueue *tq;
70
71 AVDictionary *opts;
72
73 int thread_queue_size;
74
75 /* filesize limit expressed in bytes */
76 int64_t limit_filesize;
77 atomic_int_least64_t last_filesize;
78 int header_written;
79
80 SyncQueue *sq_mux;
81 AVPacket *sq_pkt;
82 } Muxer;
83
84 /* whether we want to print an SDP, set in of_open() */
85 extern int want_sdp;
86
87 int mux_check_init(Muxer *mux);
88
89 1000336 static MuxStream *ms_from_ost(OutputStream *ost)
90 {
91 1000336 return (MuxStream*)ost;
92 }
93
94 #endif /* FFTOOLS_FFMPEG_MUX_H */
95