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;
77 
78 typedef struct MOVTrack {
79  int mode;
80  int entry;
81  unsigned timescale;
82  uint64_t time;
83  int64_t track_duration;
87 #define MOV_TRACK_CTTS 0x0001
88 #define MOV_TRACK_STPS 0x0002
89 #define MOV_TRACK_ENABLED 0x0004
90  uint32_t flags;
91  int language;
92  int track_id;
93  int tag;
95 
96  int vos_len;
99  unsigned cluster_capacity;
101  int height;
102  uint32_t tref_tag;
103  int tref_id;
104  int64_t start_dts;
105 
107  int src_track;
109  uint32_t prev_rtp_ts;
111  uint32_t max_packet_size;
112 
115  uint32_t default_size;
116 
118 
120  int64_t data_offset;
121  int64_t frag_start;
122  int64_t tfrf_offset;
123 
127 
128  struct {
129  int64_t struct_offset;
134  int slices;
135  } vc1_info;
136 } MOVTrack;
137 
138 typedef struct MOVMuxContext {
140  int mode;
141  int64_t time;
144  int64_t mdat_pos;
145  uint64_t mdat_size;
147 
148  int flags;
153 
160 
162 
163  char *major_brand;
164 } MOVMuxContext;
165 
166 #define FF_MOV_FLAG_RTP_HINT 1
167 #define FF_MOV_FLAG_FRAGMENT 2
168 #define FF_MOV_FLAG_EMPTY_MOOV 4
169 #define FF_MOV_FLAG_FRAG_KEYFRAME 8
170 #define FF_MOV_FLAG_SEPARATE_MOOF 16
171 #define FF_MOV_FLAG_FRAG_CUSTOM 32
172 #define FF_MOV_FLAG_ISML 64
173 #define FF_MOV_FLAG_FASTSTART 128
174 #define FF_MOV_FLAG_OMIT_TFHD_OFFSET 256
175 
177 
178 int ff_mov_init_hinting(AVFormatContext *s, int index, int src_index);
180  int track_index, int sample,
181  uint8_t *sample_data, int sample_size);
182 void ff_mov_close_hinting(MOVTrack *track);
183 
184 #endif /* AVFORMAT_MOVENC_H */
uint8_t * data
Definition: movenc.h:58
Bytestream IO Context.
Definition: avio.h:68
int packet_entry
Definition: movenc.h:133
AVCodecContext * enc
Definition: movenc.h:94
int tag
stsd fourcc
Definition: movenc.h:93
int language
Definition: movenc.h:91
unsigned int entries
Definition: movenc.h:50
struct MOVTrack::@111 vc1_info
AVIOContext * mdat_buf
Definition: movenc.h:159
int nb_frag_info
Definition: movenc.h:124
int max_fragment_size
Definition: movenc.h:157
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:84
int rtp_flags
Definition: movenc.h:149
#define sample
int64_t track_duration
Definition: movenc.h:83
Format I/O context.
Definition: avformat.h:871
int64_t frag_start
Definition: movenc.h:121
HintSampleQueue sample_queue
Definition: movenc.h:117
int offset
Definition: movenc.h:61
int64_t default_duration
Definition: movenc.h:113
uint32_t flags
Definition: movenc.h:90
uint8_t
const AVClass * av_class
Definition: movenc.h:139
unsigned frag_info_capacity
Definition: movenc.h:126
uint64_t mdat_size
Definition: movenc.h:145
unsigned int samples_in_chunk
Definition: movenc.h:49
int chapter_track
qt chapter track number
Definition: movenc.h:143
int own_data
Definition: movenc.h:62
int64_t time
Definition: movenc.h:73
int fragments
Definition: movenc.h:154
int iods_audio_profile
Definition: movenc.h:152
int max_fragment_duration
Definition: movenc.h:155
int64_t mdat_pos
Definition: movenc.h:144
void ff_mov_close_hinting(MOVTrack *track)
Definition: movenchint.c:458
unsigned int size
Definition: movenc.h:48
int ism_lookahead
Definition: movenc.h:158
int sample_number
Definition: movenc.h:60
uint32_t tref_tag
Definition: movenc.h:102
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
int64_t struct_offset
Definition: movenc.h:129
uint32_t prev_rtp_ts
Definition: movenc.h:109
int height
active picture (w/o VBI) height for D-10/IMX
Definition: movenc.h:101
int mode
Definition: movenc.h:79
int vos_len
Definition: movenc.h:96
int iods_skip
Definition: movenc.h:150
uint64_t pos
Definition: movenc.h:46
int64_t dts
Definition: movenc.h:47
int64_t data_offset
Definition: movenc.h:120
int audio_vbr
Definition: movenc.h:100
int64_t tfrf_offset
Definition: movenc.h:122
int ff_mov_init_hinting(AVFormatContext *s, int index, int src_index)
Definition: movenchint.c:29
long sample_size
Definition: movenc.h:85
int size
Definition: movenc.h:59
int iods_video_profile
Definition: movenc.h:151
int64_t reserved_moov_pos
Definition: movenc.h:161
int cts
Definition: movenc.h:51
main external API structure.
Definition: avcodec.h:1054
int hint_track
the track that hints this track, -1 if no hint track is set
Definition: movenc.h:106
int slices
Definition: movenc.h:134
uint32_t default_size
Definition: movenc.h:115
Describe the class of an AVClass context structure.
Definition: log.h:33
int index
Definition: gxfenc.c:72
uint64_t time
Definition: movenc.h:82
int first_packet_seq
Definition: movenc.h:130
int64_t time
Definition: movenc.h:141
int has_keyframes
Definition: movenc.h:86
int entry
Definition: movenc.h:80
MOVFragmentInfo * frag_info
Definition: movenc.h:125
char * major_brand
Definition: movenc.h:163
uint8_t * vos_data
Definition: movenc.h:97
int first_packet_entry
Definition: movenc.h:131
AVFormatContext * rtp_ctx
the format context for the hinting rtp muxer
Definition: movenc.h:108
int track_id
Definition: movenc.h:92
Main libavformat public API header.
int ff_mov_write_packet(AVFormatContext *s, AVPacket *pkt)
Definition: movenc.c:2883
int packet_seq
Definition: movenc.h:132
uint32_t max_packet_size
Definition: movenc.h:111
int src_track
the track that this hint track describes
Definition: movenc.h:107
MOVIentry * cluster
Definition: movenc.h:98
uint32_t default_sample_flags
Definition: movenc.h:114
unsigned timescale
Definition: movenc.h:81
int64_t start_dts
Definition: movenc.h:104
int tref_id
trackID of the referenced track
Definition: movenc.h:103
unsigned cluster_capacity
Definition: movenc.h:99
This structure stores compressed data.
Definition: avcodec.h:950
int64_t offset
Definition: movenc.h:72
int min_fragment_duration
Definition: movenc.h:156
MOVTrack * tracks
Definition: movenc.h:146
int64_t cur_rtp_ts_unwrapped
Definition: movenc.h:110
AVIOContext * mdat_buf
Definition: movenc.h:119
int nb_streams
Definition: movenc.h:142