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 */