FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/fftools/ffmpeg_mux.h
Date: 2024-05-26 22:00:00
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 "ffmpeg_sched.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
36 typedef struct MuxStream {
37 OutputStream ost;
38
39 // name used for logging
40 char log_name[32];
41
42 AVBSFContext *bsf_ctx;
43 AVPacket *bsf_pkt;
44
45 AVPacket *pkt;
46
47 EncStats stats;
48
49 int sch_idx;
50 int sch_idx_enc;
51 int sch_idx_src;
52
53 int sq_idx_mux;
54
55 int64_t max_frames;
56
57 // timestamp from which the streamcopied streams should start,
58 // in AV_TIME_BASE_Q;
59 // everything before it should be discarded
60 int64_t ts_copy_start;
61
62 /* dts of the last packet sent to the muxer, in the stream timebase
63 * used for making up missing dts values */
64 int64_t last_mux_dts;
65
66 int64_t stream_duration;
67 AVRational stream_duration_tb;
68
69 // state for av_rescale_delta() call for audio in write_packet()
70 int64_t ts_rescale_delta_last;
71
72 // combined size of all the packets sent to the muxer
73 uint64_t data_size_mux;
74
75 int copy_initial_nonkeyframes;
76 int copy_prior_start;
77 int streamcopy_started;
78 #if FFMPEG_OPT_VSYNC_DROP
79 int ts_drop;
80 #endif
81
82 char *apad;
83 } MuxStream;
84
85 typedef struct Muxer {
86 OutputFile of;
87
88 // name used for logging
89 char log_name[32];
90
91 AVFormatContext *fc;
92
93 Scheduler *sch;
94 unsigned sch_idx;
95
96 // OutputStream indices indexed by scheduler stream indices
97 int *sch_stream_idx;
98 int nb_sch_stream_idx;
99
100 AVDictionary *opts;
101
102 /* filesize limit expressed in bytes */
103 int64_t limit_filesize;
104 atomic_int_least64_t last_filesize;
105 int header_written;
106
107 SyncQueue *sq_mux;
108 AVPacket *sq_pkt;
109 } Muxer;
110
111 int mux_check_init(void *arg);
112
113 1065537 static MuxStream *ms_from_ost(OutputStream *ost)
114 {
115 1065537 return (MuxStream*)ost;
116 }
117
118 #endif /* FFTOOLS_FFMPEG_MUX_H */
119