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_INDEX_CLUSTER_SIZE 16384
30 #define MOV_TIMESCALE 1000
31 
32 #define RTP_MAX_PACKET_SIZE 1450
33 
34 #define MODE_MP4 0x01
35 #define MODE_MOV 0x02
36 #define MODE_3GP 0x04
37 #define MODE_PSP 0x08 // example working PSP command line:
38 // avconv -i testinput.avi -f psp -r 14.985 -s 320x240 -b 768 -ar 24000 -ab 32 M4V00001.MP4
39 #define MODE_3G2 0x10
40 #define MODE_IPOD 0x20
41 #define MODE_ISM 0x40
42 
43 typedef struct MOVIentry {
44  uint64_t pos;
45  int64_t dts;
46  unsigned int size;
47  unsigned int samples_in_chunk;
48  unsigned int entries;
49  int cts;
50 #define MOV_SYNC_SAMPLE 0x0001
51 #define MOV_PARTIAL_SYNC_SAMPLE 0x0002
52  uint32_t flags;
53 } MOVIentry;
54 
55 typedef struct HintSample {
57  int size;
59  int offset;
60  int own_data;
61 } HintSample;
62 
63 typedef struct HintSampleQueue {
64  int size;
65  int len;
68 
69 typedef struct MOVFragmentInfo {
70  int64_t offset;
71  int64_t time;
72  int64_t duration;
73  int64_t tfrf_offset;
75 
76 typedef struct MOVIndex {
77  int mode;
78  int entry;
79  unsigned timescale;
80  uint64_t time;
81  int64_t track_duration;
85 #define MOV_TRACK_CTTS 0x0001
86 #define MOV_TRACK_STPS 0x0002
87  uint32_t flags;
88  int language;
89  int track_id;
90  int tag;
92 
93  int vos_len;
96  int audio_vbr;
97  int height;
98  uint32_t tref_tag;
99  int tref_id;
100  int64_t start_dts;
101 
103  int src_track;
105  uint32_t prev_rtp_ts;
107  uint32_t max_packet_size;
108 
111  uint32_t default_size;
112 
114 
117  int64_t data_offset;
118  int64_t frag_start;
119  int64_t tfrf_offset;
120 
123 
124  struct {
125  int64_t struct_offset;
130  int slices;
131  } vc1_info;
132 } MOVTrack;
133 
134 typedef struct MOVMuxContext {
136  int mode;
137  int64_t time;
140  int64_t mdat_pos;
141  uint64_t mdat_size;
143 
144  int flags;
149 
156 } MOVMuxContext;
157 
158 #define FF_MOV_FLAG_RTP_HINT 1
159 #define FF_MOV_FLAG_FRAGMENT 2
160 #define FF_MOV_FLAG_EMPTY_MOOV 4
161 #define FF_MOV_FLAG_FRAG_KEYFRAME 8
162 #define FF_MOV_FLAG_SEPARATE_MOOF 16
163 #define FF_MOV_FLAG_FRAG_CUSTOM 32
164 #define FF_MOV_FLAG_ISML 64
165 
167 
168 int ff_mov_init_hinting(AVFormatContext *s, int index, int src_index);
170  int track_index, int sample,
171  uint8_t *sample_data, int sample_size);
172 void ff_mov_close_hinting(MOVTrack *track);
173 
174 #endif /* AVFORMAT_MOVENC_H */
int first_packet_entry
Definition: movenc.h:127
AVFormatContext * rtp_ctx
the format context for the hinting rtp muxer
Definition: movenc.h:104
uint8_t * data
Definition: movenc.h:56
Bytestream IO Context.
Definition: avio.h:68
int language
Definition: movenc.h:88
int nb_frag_info
Definition: movenc.h:121
unsigned int entries
Definition: movenc.h:48
int first_packet_seq
Definition: movenc.h:126
AVIOContext * mdat_buf
Definition: movenc.h:155
int max_fragment_size
Definition: movenc.h:153
int src_track
the track that this hint track describes
Definition: movenc.h:103
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:390
uint32_t tref_tag
Definition: movenc.h:98
int rtp_flags
Definition: movenc.h:145
AVCodecContext * enc
Definition: movenc.h:91
#define sample
int64_t moof_size_offset
Definition: movenc.h:116
struct MOVIentry MOVIentry
struct MOVIndex::@95 vc1_info
Format I/O context.
Definition: avformat.h:828
int packet_entry
Definition: movenc.h:129
int64_t tfrf_offset
Definition: movenc.h:119
int offset
Definition: movenc.h:59
uint8_t
const AVClass * av_class
Definition: movenc.h:135
uint64_t mdat_size
Definition: movenc.h:141
unsigned int samples_in_chunk
Definition: movenc.h:47
long sample_size
Definition: movenc.h:83
int64_t start_dts
Definition: movenc.h:100
struct MOVFragmentInfo MOVFragmentInfo
int64_t default_duration
Definition: movenc.h:109
int64_t track_duration
Definition: movenc.h:81
int chapter_track
qt chapter track number
Definition: movenc.h:139
int own_data
Definition: movenc.h:60
int64_t time
Definition: movenc.h:71
int fragments
Definition: movenc.h:150
int iods_audio_profile
Definition: movenc.h:148
int max_fragment_duration
Definition: movenc.h:151
AVIOContext * mdat_buf
Definition: movenc.h:115
int64_t mdat_pos
Definition: movenc.h:140
void ff_mov_close_hinting(MOVTrack *track)
Definition: movenchint.c:448
unsigned int size
Definition: movenc.h:46
int ism_lookahead
Definition: movenc.h:154
struct MOVIndex MOVTrack
int sample_number
Definition: movenc.h:58
uint32_t flags
Definition: movenc.h:87
uint32_t flags
Definition: movenc.h:52
int height
active picture (w/o VBI) height for D-10/IMX
Definition: movenc.h:97
struct MOVMuxContext MOVMuxContext
int64_t tfrf_offset
Definition: movenc.h:73
unsigned timescale
Definition: movenc.h:79
int tag
stsd fourcc
Definition: movenc.h:90
HintSample * samples
Definition: movenc.h:66
int64_t duration
Definition: movenc.h:72
int audio_vbr
Definition: movenc.h:96
int hint_track
the track that hints this track, -1 if no hint track is set
Definition: movenc.h:102
uint32_t default_sample_flags
Definition: movenc.h:110
int iods_skip
Definition: movenc.h:146
uint64_t pos
Definition: movenc.h:44
int64_t dts
Definition: movenc.h:45
int64_t data_offset
Definition: movenc.h:117
MOVFragmentInfo * frag_info
Definition: movenc.h:122
int ff_mov_init_hinting(AVFormatContext *s, int index, int src_index)
Definition: movenchint.c:29
uint64_t time
Definition: movenc.h:80
int slices
Definition: movenc.h:130
int tref_id
trackID of the referenced track
Definition: movenc.h:99
uint32_t max_packet_size
Definition: movenc.h:107
int64_t cur_rtp_ts_unwrapped
Definition: movenc.h:106
int size
Definition: movenc.h:57
int64_t struct_offset
Definition: movenc.h:125
int iods_video_profile
Definition: movenc.h:147
int cts
Definition: movenc.h:49
uint8_t * vos_data
Definition: movenc.h:94
main external API structure.
Definition: avcodec.h:1339
Describe the class of an AVClass context structure.
Definition: log.h:33
int64_t frag_start
Definition: movenc.h:118
int index
Definition: gxfenc.c:72
int64_t time
Definition: movenc.h:137
int mode
Definition: movenc.h:77
uint32_t prev_rtp_ts
Definition: movenc.h:105
long sample_count
Definition: movenc.h:82
int vos_len
Definition: movenc.h:93
int packet_seq
Definition: movenc.h:128
int entry
Definition: movenc.h:78
Main libavformat public API header.
int ff_mov_write_packet(AVFormatContext *s, AVPacket *pkt)
Definition: movenc.c:2795
HintSampleQueue sample_queue
Definition: movenc.h:113
MOVIentry * cluster
Definition: movenc.h:95
struct HintSampleQueue HintSampleQueue
int has_keyframes
Definition: movenc.h:84
struct HintSample HintSample
int track_id
Definition: movenc.h:89
This structure stores compressed data.
Definition: avcodec.h:898
int64_t offset
Definition: movenc.h:70
int min_fragment_duration
Definition: movenc.h:152
MOVTrack * tracks
Definition: movenc.h:142
int nb_streams
Definition: movenc.h:138
uint32_t default_size
Definition: movenc.h:111