Libav
movenc.h
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1 /*
2  * MOV, 3GP, MP4 muxer
3  * Copyright (c) 2003 Thomas Raivio
4  * Copyright (c) 2004 Gildas Bazin <gbazin at videolan dot org>
5  * Copyright (c) 2009 Baptiste Coudurier <baptiste dot coudurier at gmail dot com>
6  *
7  * This file is part of Libav.
8  *
9  * Libav is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU Lesser General Public
11  * License as published by the Free Software Foundation; either
12  * version 2.1 of the License, or (at your option) any later version.
13  *
14  * Libav is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17  * Lesser General Public License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with Libav; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22  */
23 
24 #ifndef AVFORMAT_MOVENC_H
25 #define AVFORMAT_MOVENC_H
26 
27 #include "avformat.h"
28 
29 #define MOV_FRAG_INFO_ALLOC_INCREMENT 64
30 #define MOV_INDEX_CLUSTER_SIZE 1024
31 #define MOV_TIMESCALE 1000
32 
33 #define RTP_MAX_PACKET_SIZE 1450
34 
35 #define MODE_MP4 0x01
36 #define MODE_MOV 0x02
37 #define MODE_3GP 0x04
38 #define MODE_PSP 0x08 // example working PSP command line:
39 // avconv -i testinput.avi -f psp -r 14.985 -s 320x240 -b 768 -ar 24000 -ab 32 M4V00001.MP4
40 #define MODE_3G2 0x10
41 #define MODE_IPOD 0x20
42 #define MODE_ISM 0x40
43 #define MODE_F4V 0x80
44 
45 typedef struct MOVIentry {
46  uint64_t pos;
47  int64_t dts;
48  unsigned int size;
49  unsigned int samples_in_chunk;
50  unsigned int entries;
51  int cts;
52 #define MOV_SYNC_SAMPLE 0x0001
53 #define MOV_PARTIAL_SYNC_SAMPLE 0x0002
54  uint32_t flags;
55 } MOVIentry;
56 
57 typedef struct HintSample {
59  int size;
61  int offset;
62  int own_data;
63 } HintSample;
64 
65 typedef struct HintSampleQueue {
66  int size;
67  int len;
70 
71 typedef struct MOVFragmentInfo {
72  int64_t offset;
73  int64_t time;
74  int64_t duration;
75  int64_t tfrf_offset;
76  int size;
78 
79 typedef struct MOVTrack {
80  int mode;
81  int entry;
82  unsigned timescale;
83  uint64_t time;
84  int64_t track_duration;
88 #define MOV_TRACK_CTTS 0x0001
89 #define MOV_TRACK_STPS 0x0002
90 #define MOV_TRACK_ENABLED 0x0004
91  uint32_t flags;
92  int language;
93  int track_id;
94  int tag;
97 
98  int vos_len;
103  int height;
104  uint32_t tref_tag;
105  int tref_id;
106  int64_t start_dts;
107  int64_t start_cts;
108  int64_t end_pts;
110 
112  int src_track;
114  uint32_t prev_rtp_ts;
116  uint32_t max_packet_size;
117 
120  uint32_t default_size;
121 
123 
125  int64_t data_offset;
126  int64_t frag_start;
129 
133 
134  struct {
141  int slices;
142  } vc1_info;
143 } MOVTrack;
144 
145 typedef struct MOVMuxContext {
147  int mode;
148  int64_t time;
151  int64_t mdat_pos;
152  uint64_t mdat_size;
154 
155  int flags;
160 
169 
171 
172  char *major_brand;
173 
176 
180 } MOVMuxContext;
181 
182 #define FF_MOV_FLAG_RTP_HINT (1 << 0)
183 #define FF_MOV_FLAG_FRAGMENT (1 << 1)
184 #define FF_MOV_FLAG_EMPTY_MOOV (1 << 2)
185 #define FF_MOV_FLAG_FRAG_KEYFRAME (1 << 3)
186 #define FF_MOV_FLAG_SEPARATE_MOOF (1 << 4)
187 #define FF_MOV_FLAG_FRAG_CUSTOM (1 << 5)
188 #define FF_MOV_FLAG_ISML (1 << 6)
189 #define FF_MOV_FLAG_FASTSTART (1 << 7)
190 #define FF_MOV_FLAG_OMIT_TFHD_OFFSET (1 << 8)
191 #define FF_MOV_FLAG_DISABLE_CHPL (1 << 9)
192 #define FF_MOV_FLAG_DEFAULT_BASE_MOOF (1 << 10)
193 #define FF_MOV_FLAG_DASH (1 << 11)
194 #define FF_MOV_FLAG_FRAG_DISCONT (1 << 12)
195 #define FF_MOV_FLAG_DELAY_MOOV (1 << 13)
196 #define FF_MOV_FLAG_GLOBAL_SIDX (1 << 14)
197 #define FF_MOV_FLAG_SKIP_TRAILER (1 << 15)
198 
200 
201 int ff_mov_init_hinting(AVFormatContext *s, int index, int src_index);
203  int track_index, int sample,
204  uint8_t *sample_data, int sample_size);
205 void ff_mov_close_hinting(MOVTrack *track);
206 
207 #endif /* AVFORMAT_MOVENC_H */
uint8_t * data
Definition: movenc.h:58
Bytestream IO Context.
Definition: avio.h:104
int packet_entry
Definition: movenc.h:140
int use_editlist
Definition: movenc.h:177
int tag
stsd fourcc
Definition: movenc.h:94
int language
Definition: movenc.h:92
unsigned int entries
Definition: movenc.h:50
AVIOContext * mdat_buf
Definition: movenc.h:167
int nb_frag_info
Definition: movenc.h:130
int max_fragment_size
Definition: movenc.h:165
int ff_mov_add_hinted_packet(AVFormatContext *s, AVPacket *pkt, int track_index, int sample, uint8_t *sample_data, int sample_size)
Definition: movenchint.c:400
long sample_count
Definition: movenc.h:85
int end_reliable
Definition: movenc.h:109
int rtp_flags
Definition: movenc.h:156
AVStream * st
Definition: movenc.h:95
#define sample
This struct describes the properties of an encoded stream.
Definition: avcodec.h:3475
AVCodecParameters * par
Definition: movenc.h:96
int64_t track_duration
Definition: movenc.h:84
int entries_flushed
Definition: movenc.h:128
Format I/O context.
Definition: avformat.h:940
int64_t frag_start
Definition: movenc.h:126
HintSampleQueue sample_queue
Definition: movenc.h:122
int first_trun
Definition: movenc.h:168
int offset
Definition: movenc.h:61
int64_t default_duration
Definition: movenc.h:118
uint32_t flags
Definition: movenc.h:91
uint8_t
const AVClass * av_class
Definition: movenc.h:146
unsigned frag_info_capacity
Definition: movenc.h:132
int missing_duration_warned
Definition: movenc.h:179
uint64_t mdat_size
Definition: movenc.h:152
unsigned int samples_in_chunk
Definition: movenc.h:49
int frag_interleave
Definition: movenc.h:178
int chapter_track
qt chapter track number
Definition: movenc.h:150
int own_data
Definition: movenc.h:62
int64_t time
Definition: movenc.h:73
int fragments
Definition: movenc.h:162
int iods_audio_profile
Definition: movenc.h:159
int max_fragment_duration
Definition: movenc.h:163
int64_t mdat_pos
Definition: movenc.h:151
void ff_mov_close_hinting(MOVTrack *track)
Definition: movenchint.c:458
unsigned int size
Definition: movenc.h:48
int ism_lookahead
Definition: movenc.h:166
int sample_number
Definition: movenc.h:60
uint32_t tref_tag
Definition: movenc.h:104
uint32_t flags
Definition: movenc.h:54
int64_t tfrf_offset
Definition: movenc.h:75
HintSample * samples
Definition: movenc.h:68
int64_t duration
Definition: movenc.h:74
uint32_t prev_rtp_ts
Definition: movenc.h:114
int height
active picture (w/o VBI) height for D-10/IMX
Definition: movenc.h:103
int mode
Definition: movenc.h:80
int vos_len
Definition: movenc.h:98
int iods_skip
Definition: movenc.h:157
uint64_t pos
Definition: movenc.h:46
int first_frag_written
Definition: movenc.h:138
int64_t dts
Definition: movenc.h:47
int per_stream_grouping
Definition: movenc.h:174
int64_t data_offset
Definition: movenc.h:125
int audio_vbr
Definition: movenc.h:102
int ff_mov_init_hinting(AVFormatContext *s, int index, int src_index)
Definition: movenchint.c:29
long sample_size
Definition: movenc.h:86
int frag_discont
Definition: movenc.h:127
int size
Definition: movenc.h:59
int iods_video_profile
Definition: movenc.h:158
Stream structure.
Definition: avformat.h:705
int64_t end_pts
Definition: movenc.h:108
int cts
Definition: movenc.h:51
int hint_track
the track that hints this track, -1 if no hint track is set
Definition: movenc.h:111
int slices
Definition: movenc.h:141
uint32_t default_size
Definition: movenc.h:120
Describe the class of an AVClass context structure.
Definition: log.h:34
AVFormatContext * fc
Definition: movenc.h:175
int index
Definition: gxfenc.c:72
uint64_t time
Definition: movenc.h:83
int first_packet_seq
Definition: movenc.h:135
int64_t time
Definition: movenc.h:148
int has_keyframes
Definition: movenc.h:87
int entry
Definition: movenc.h:81
MOVFragmentInfo * frag_info
Definition: movenc.h:131
char * major_brand
Definition: movenc.h:172
int64_t start_cts
Definition: movenc.h:107
uint8_t * vos_data
Definition: movenc.h:99
int first_packet_entry
Definition: movenc.h:136
AVFormatContext * rtp_ctx
the format context for the hinting rtp muxer
Definition: movenc.h:113
int track_id
Definition: movenc.h:93
Main libavformat public API header.
int ff_mov_write_packet(AVFormatContext *s, AVPacket *pkt)
Definition: movenc.c:3495
int packet_seq
Definition: movenc.h:139
uint32_t max_packet_size
Definition: movenc.h:116
int src_track
the track that this hint track describes
Definition: movenc.h:112
MOVIentry * cluster
Definition: movenc.h:100
uint32_t default_sample_flags
Definition: movenc.h:119
unsigned timescale
Definition: movenc.h:82
int64_t reserved_header_pos
Definition: movenc.h:170
int64_t start_dts
Definition: movenc.h:106
int tref_id
trackID of the referenced track
Definition: movenc.h:105
int first_packet_seen
Definition: movenc.h:137
int moov_written
Definition: movenc.h:161
unsigned cluster_capacity
Definition: movenc.h:101
This structure stores compressed data.
Definition: avcodec.h:1323
int64_t offset
Definition: movenc.h:72
int min_fragment_duration
Definition: movenc.h:164
MOVTrack * tracks
Definition: movenc.h:153
int64_t cur_rtp_ts_unwrapped
Definition: movenc.h:115
AVIOContext * mdat_buf
Definition: movenc.h:124
int nb_streams
Definition: movenc.h:149