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>
7 * This file is part of Libav.
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.
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.
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
24 #ifndef AVFORMAT_MOVENC_H
25 #define AVFORMAT_MOVENC_H
29 #define MOV_FRAG_INFO_ALLOC_INCREMENT 64
30 #define MOV_INDEX_CLUSTER_SIZE 1024
31 #define MOV_TIMESCALE 1000
33 #define RTP_MAX_PACKET_SIZE 1450
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
41 #define MODE_IPOD 0x20
45 typedef struct MOVIentry {
49 unsigned int samples_in_chunk;
52 #define MOV_SYNC_SAMPLE 0x0001
53 #define MOV_PARTIAL_SYNC_SAMPLE 0x0002
57 typedef struct HintSample {
65 typedef struct HintSampleQueue {
71 typedef struct MOVFragmentInfo {
78 typedef struct MOVTrack {
83 int64_t track_duration;
87 #define MOV_TRACK_CTTS 0x0001
88 #define MOV_TRACK_STPS 0x0002
89 #define MOV_TRACK_ENABLED 0x0004
93 int tag; ///< stsd fourcc
100 unsigned cluster_capacity;
102 int height; ///< active picture (w/o VBI) height for D-10/IMX
104 int tref_id; ///< trackID of the referenced track
107 int hint_track; ///< the track that hints this track, -1 if no hint track is set
108 int src_track; ///< the track that this hint track describes
109 AVFormatContext *rtp_ctx; ///< the format context for the hinting rtp muxer
110 uint32_t prev_rtp_ts;
111 int64_t cur_rtp_ts_unwrapped;
112 uint32_t max_packet_size;
114 int64_t default_duration;
115 uint32_t default_sample_flags;
116 uint32_t default_size;
118 HintSampleQueue sample_queue;
120 AVIOContext *mdat_buf;
126 MOVFragmentInfo *frag_info;
127 unsigned frag_info_capacity;
130 int64_t struct_offset;
131 int first_packet_seq;
132 int first_packet_entry;
139 typedef struct MOVMuxContext {
140 const AVClass *av_class;
144 int chapter_track; ///< qt chapter track number
152 int iods_video_profile;
153 int iods_audio_profile;
156 int max_fragment_duration;
157 int min_fragment_duration;
158 int max_fragment_size;
160 AVIOContext *mdat_buf;
162 int64_t reserved_moov_pos;
167 #define FF_MOV_FLAG_RTP_HINT 1
168 #define FF_MOV_FLAG_FRAGMENT 2
169 #define FF_MOV_FLAG_EMPTY_MOOV 4
170 #define FF_MOV_FLAG_FRAG_KEYFRAME 8
171 #define FF_MOV_FLAG_SEPARATE_MOOF 16
172 #define FF_MOV_FLAG_FRAG_CUSTOM 32
173 #define FF_MOV_FLAG_ISML 64
174 #define FF_MOV_FLAG_FASTSTART 128
175 #define FF_MOV_FLAG_OMIT_TFHD_OFFSET 256
177 int ff_mov_write_packet(AVFormatContext *s, AVPacket *pkt);
179 int ff_mov_init_hinting(AVFormatContext *s, int index, int src_index);
180 int ff_mov_add_hinted_packet(AVFormatContext *s, AVPacket *pkt,
181 int track_index, int sample,
182 uint8_t *sample_data, int sample_size);
183 void ff_mov_close_hinting(MOVTrack *track);
185 #endif /* AVFORMAT_MOVENC_H */