movenc: Allow interleaving samples when writing fragmented files
[libav.git] / libavformat / 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 *
2912e87a 7 * This file is part of Libav.
f72dad41 8 *
2912e87a 9 * Libav is free software; you can redistribute it and/or
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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 *
2912e87a 14 * Libav is distributed in the hope that it will be useful,
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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
2912e87a 20 * License along with Libav; if not, write to the Free Software
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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
7c020e1a 29#define MOV_FRAG_INFO_ALLOC_INCREMENT 64
ab118976 30#define MOV_INDEX_CLUSTER_SIZE 1024
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31#define MOV_TIMESCALE 1000
32
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33#define RTP_MAX_PACKET_SIZE 1450
34
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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:
20566eb0 39// avconv -i testinput.avi -f psp -r 14.985 -s 320x240 -b 768 -ar 24000 -ab 32 M4V00001.MP4
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40#define MODE_3G2 0x10
41#define MODE_IPOD 0x20
4ddd54da 42#define MODE_ISM 0x40
e01fba55 43#define MODE_F4V 0x80
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44
45typedef struct MOVIentry {
f72dad41 46 uint64_t pos;
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47 int64_t dts;
48 unsigned int size;
b7d3dd90 49 unsigned int samples_in_chunk;
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50 unsigned int entries;
51 int cts;
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52#define MOV_SYNC_SAMPLE 0x0001
53#define MOV_PARTIAL_SYNC_SAMPLE 0x0002
54 uint32_t flags;
55} MOVIentry;
56
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57typedef struct HintSample {
58 uint8_t *data;
59 int size;
60 int sample_number;
61 int offset;
62 int own_data;
63} HintSample;
64
e4cbf752 65typedef struct HintSampleQueue {
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66 int size;
67 int len;
68 HintSample *samples;
69} HintSampleQueue;
70
e4cbf752 71typedef struct MOVFragmentInfo {
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72 int64_t offset;
73 int64_t time;
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74 int64_t duration;
75 int64_t tfrf_offset;
40ed1cbf 76 int size;
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77} MOVFragmentInfo;
78
9683e37c 79typedef struct MOVTrack {
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80 int mode;
81 int entry;
82 unsigned timescale;
83 uint64_t time;
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84 int64_t track_duration;
85 long sample_count;
86 long sample_size;
87 int has_keyframes;
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88#define MOV_TRACK_CTTS 0x0001
89#define MOV_TRACK_STPS 0x0002
30ce2890 90#define MOV_TRACK_ENABLED 0x0004
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91 uint32_t flags;
92 int language;
b7d3dd90 93 int track_id;
f72dad41 94 int tag; ///< stsd fourcc
0ba5299a 95 AVStream *st;
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96 AVCodecContext *enc;
97
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98 int vos_len;
99 uint8_t *vos_data;
f72dad41 100 MOVIentry *cluster;
3b4feac1 101 unsigned cluster_capacity;
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102 int audio_vbr;
103 int height; ///< active picture (w/o VBI) height for D-10/IMX
104 uint32_t tref_tag;
105 int tref_id; ///< trackID of the referenced track
6ca38568 106 int64_t start_dts;
59f0275d 107 int64_t start_cts;
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108
109 int hint_track; ///< the track that hints this track, -1 if no hint track is set
110 int src_track; ///< the track that this hint track describes
111 AVFormatContext *rtp_ctx; ///< the format context for the hinting rtp muxer
112 uint32_t prev_rtp_ts;
113 int64_t cur_rtp_ts_unwrapped;
114 uint32_t max_packet_size;
44bf251a 115
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116 int64_t default_duration;
117 uint32_t default_sample_flags;
118 uint32_t default_size;
119
44bf251a 120 HintSampleQueue sample_queue;
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121
122 AVIOContext *mdat_buf;
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123 int64_t data_offset;
124 int64_t frag_start;
ee37620b 125 int frag_discont;
2cb9c2fc 126 int entries_flushed;
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127
128 int nb_frag_info;
129 MOVFragmentInfo *frag_info;
7c020e1a 130 unsigned frag_info_capacity;
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131
132 struct {
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133 int first_packet_seq;
134 int first_packet_entry;
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135 int first_packet_seen;
136 int first_frag_written;
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137 int packet_seq;
138 int packet_entry;
139 int slices;
140 } vc1_info;
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141} MOVTrack;
142
143typedef struct MOVMuxContext {
91e3a25e 144 const AVClass *av_class;
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145 int mode;
146 int64_t time;
147 int nb_streams;
148 int chapter_track; ///< qt chapter track number
149 int64_t mdat_pos;
150 uint64_t mdat_size;
151 MOVTrack *tracks;
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152
153 int flags;
d16cccac 154 int rtp_flags;
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155 int iods_skip;
156 int iods_video_profile;
157 int iods_audio_profile;
83988d58 158
448c8cfe 159 int moov_written;
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160 int fragments;
161 int max_fragment_duration;
39f5a546 162 int min_fragment_duration;
83988d58 163 int max_fragment_size;
4ddd54da 164 int ism_lookahead;
0c7b8b75 165 AVIOContext *mdat_buf;
573b1de2 166 int first_trun;
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167
168 int64_t reserved_moov_pos;
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169
170 char *major_brand;
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171
172 int per_stream_grouping;
da9cc22d 173 AVFormatContext *fc;
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174
175 int use_editlist;
2cb9c2fc 176 int frag_interleave;
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177} MOVMuxContext;
178
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179#define FF_MOV_FLAG_RTP_HINT (1 << 0)
180#define FF_MOV_FLAG_FRAGMENT (1 << 1)
181#define FF_MOV_FLAG_EMPTY_MOOV (1 << 2)
182#define FF_MOV_FLAG_FRAG_KEYFRAME (1 << 3)
183#define FF_MOV_FLAG_SEPARATE_MOOF (1 << 4)
184#define FF_MOV_FLAG_FRAG_CUSTOM (1 << 5)
185#define FF_MOV_FLAG_ISML (1 << 6)
186#define FF_MOV_FLAG_FASTSTART (1 << 7)
187#define FF_MOV_FLAG_OMIT_TFHD_OFFSET (1 << 8)
188#define FF_MOV_FLAG_DISABLE_CHPL (1 << 9)
189#define FF_MOV_FLAG_DEFAULT_BASE_MOOF (1 << 10)
2ded5737 190#define FF_MOV_FLAG_DASH (1 << 11)
ee37620b 191#define FF_MOV_FLAG_FRAG_DISCONT (1 << 12)
847bf598 192#define FF_MOV_FLAG_DELAY_MOOV (1 << 13)
28734ac9 193
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194int ff_mov_write_packet(AVFormatContext *s, AVPacket *pkt);
195
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196int ff_mov_init_hinting(AVFormatContext *s, int index, int src_index);
197int ff_mov_add_hinted_packet(AVFormatContext *s, AVPacket *pkt,
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198 int track_index, int sample,
199 uint8_t *sample_data, int sample_size);
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200void ff_mov_close_hinting(MOVTrack *track);
201
f72dad41 202#endif /* AVFORMAT_MOVENC_H */