movenc: Make tkhd "enabled" flag QuickTime compatible
[libav.git] / libavformat / movenc.h
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
44 typedef struct MOVIentry {
45 uint64_t pos;
46 int64_t dts;
47 unsigned int size;
48 unsigned int samples_in_chunk;
49 unsigned int entries;
50 int cts;
51 #define MOV_SYNC_SAMPLE 0x0001
52 #define MOV_PARTIAL_SYNC_SAMPLE 0x0002
53 uint32_t flags;
54 } MOVIentry;
55
56 typedef struct HintSample {
57 uint8_t *data;
58 int size;
59 int sample_number;
60 int offset;
61 int own_data;
62 } HintSample;
63
64 typedef struct HintSampleQueue {
65 int size;
66 int len;
67 HintSample *samples;
68 } HintSampleQueue;
69
70 typedef struct MOVFragmentInfo {
71 int64_t offset;
72 int64_t time;
73 int64_t duration;
74 int64_t tfrf_offset;
75 } MOVFragmentInfo;
76
77 typedef struct MOVTrack {
78 int mode;
79 int entry;
80 unsigned timescale;
81 uint64_t time;
82 int64_t track_duration;
83 long sample_count;
84 long sample_size;
85 int has_keyframes;
86 #define MOV_TRACK_CTTS 0x0001
87 #define MOV_TRACK_STPS 0x0002
88 #define MOV_TRACK_ENABLED 0x0004
89 uint32_t flags;
90 int language;
91 int track_id;
92 int tag; ///< stsd fourcc
93 AVCodecContext *enc;
94
95 int vos_len;
96 uint8_t *vos_data;
97 MOVIentry *cluster;
98 unsigned cluster_capacity;
99 int audio_vbr;
100 int height; ///< active picture (w/o VBI) height for D-10/IMX
101 uint32_t tref_tag;
102 int tref_id; ///< trackID of the referenced track
103 int64_t start_dts;
104
105 int hint_track; ///< the track that hints this track, -1 if no hint track is set
106 int src_track; ///< the track that this hint track describes
107 AVFormatContext *rtp_ctx; ///< the format context for the hinting rtp muxer
108 uint32_t prev_rtp_ts;
109 int64_t cur_rtp_ts_unwrapped;
110 uint32_t max_packet_size;
111
112 int64_t default_duration;
113 uint32_t default_sample_flags;
114 uint32_t default_size;
115
116 HintSampleQueue sample_queue;
117
118 AVIOContext *mdat_buf;
119 int64_t moof_size_offset;
120 int64_t data_offset;
121 int64_t frag_start;
122 int64_t tfrf_offset;
123
124 int nb_frag_info;
125 MOVFragmentInfo *frag_info;
126 unsigned frag_info_capacity;
127
128 struct {
129 int64_t struct_offset;
130 int first_packet_seq;
131 int first_packet_entry;
132 int packet_seq;
133 int packet_entry;
134 int slices;
135 } vc1_info;
136 } MOVTrack;
137
138 typedef struct MOVMuxContext {
139 const AVClass *av_class;
140 int mode;
141 int64_t time;
142 int nb_streams;
143 int chapter_track; ///< qt chapter track number
144 int64_t mdat_pos;
145 uint64_t mdat_size;
146 MOVTrack *tracks;
147
148 int flags;
149 int rtp_flags;
150 int iods_skip;
151 int iods_video_profile;
152 int iods_audio_profile;
153
154 int fragments;
155 int max_fragment_duration;
156 int min_fragment_duration;
157 int max_fragment_size;
158 int ism_lookahead;
159 AVIOContext *mdat_buf;
160
161 int64_t reserved_moov_pos;
162 } MOVMuxContext;
163
164 #define FF_MOV_FLAG_RTP_HINT 1
165 #define FF_MOV_FLAG_FRAGMENT 2
166 #define FF_MOV_FLAG_EMPTY_MOOV 4
167 #define FF_MOV_FLAG_FRAG_KEYFRAME 8
168 #define FF_MOV_FLAG_SEPARATE_MOOF 16
169 #define FF_MOV_FLAG_FRAG_CUSTOM 32
170 #define FF_MOV_FLAG_ISML 64
171 #define FF_MOV_FLAG_FASTSTART 128
172
173 int ff_mov_write_packet(AVFormatContext *s, AVPacket *pkt);
174
175 int ff_mov_init_hinting(AVFormatContext *s, int index, int src_index);
176 int ff_mov_add_hinted_packet(AVFormatContext *s, AVPacket *pkt,
177 int track_index, int sample,
178 uint8_t *sample_data, int sample_size);
179 void ff_mov_close_hinting(MOVTrack *track);
180
181 #endif /* AVFORMAT_MOVENC_H */