/* * MOV, 3GP, MP4 muxer * Copyright (c) 2003 Thomas Raivio * Copyright (c) 2004 Gildas Bazin <gbazin at videolan dot org> * Copyright (c) 2009 Baptiste Coudurier <baptiste dot coudurier at gmail dot com> * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef AVFORMAT_MOVENC_H #define AVFORMAT_MOVENC_H #include "avformat.h" #define MOV_FRAG_INFO_ALLOC_INCREMENT 64 #define MOV_INDEX_CLUSTER_SIZE 1024 #define MOV_TIMESCALE 1000 #define RTP_MAX_PACKET_SIZE 1450 #define MODE_MP4 0x01 #define MODE_MOV 0x02 #define MODE_3GP 0x04 #define MODE_PSP 0x08 // example working PSP command line: // ffmpeg -i testinput.avi -f psp -r 14.985 -s 320x240 -b 768 -ar 24000 -ab 32 M4V00001.MP4 #define MODE_3G2 0x10 #define MODE_IPOD 0x20 #define MODE_ISM 0x40 #define MODE_F4V 0x80 typedef struct MOVIentry { uint64_t pos; int64_t dts; unsigned int size; unsigned int samples_in_chunk; unsigned int chunkNum; ///< Chunk number if the current entry is a chunk start otherwise 0 unsigned int entries; int cts; #define MOV_SYNC_SAMPLE 0x0001 #define MOV_PARTIAL_SYNC_SAMPLE 0x0002 uint32_t flags; } MOVIentry; typedef struct HintSample { uint8_t *data; int size; int sample_number; int offset; int own_data; } HintSample; typedef struct HintSampleQueue { int size; int len; HintSample *samples; } HintSampleQueue; typedef struct MOVFragmentInfo { int64_t offset; int64_t time; int64_t duration; int64_t tfrf_offset; } MOVFragmentInfo; typedef struct MOVTrack { int mode; int entry; unsigned timescale; uint64_t time; int64_t track_duration; int last_sample_is_subtitle_end; long sample_count; long sample_size; long chunkCount; int has_keyframes; #define MOV_TRACK_CTTS 0x0001 #define MOV_TRACK_STPS 0x0002 #define MOV_TRACK_ENABLED 0x0004 uint32_t flags; #define MOV_TIMECODE_FLAG_DROPFRAME 0x0001 #define MOV_TIMECODE_FLAG_24HOURSMAX 0x0002 #define MOV_TIMECODE_FLAG_ALLOWNEGATIVE 0x0004 uint32_t timecode_flags; int language; int track_id; int tag; ///< stsd fourcc AVStream *st; AVCodecContext *enc; int vos_len; uint8_t *vos_data; MOVIentry *cluster; unsigned cluster_capacity; int audio_vbr; int height; ///< active picture (w/o VBI) height for D-10/IMX uint32_t tref_tag; int tref_id; ///< trackID of the referenced track int64_t start_dts; int hint_track; ///< the track that hints this track, -1 if no hint track is set int src_track; ///< the track that this hint (or tmcd) track describes AVFormatContext *rtp_ctx; ///< the format context for the hinting rtp muxer uint32_t prev_rtp_ts; int64_t cur_rtp_ts_unwrapped; uint32_t max_packet_size; int64_t default_duration; uint32_t default_sample_flags; uint32_t default_size; HintSampleQueue sample_queue; AVIOContext *mdat_buf; int64_t data_offset; int64_t frag_start; int64_t tfrf_offset; int nb_frag_info; MOVFragmentInfo *frag_info; unsigned frag_info_capacity; struct { int64_t struct_offset; int first_packet_seq; int first_packet_entry; int packet_seq; int packet_entry; int slices; } vc1_info; } MOVTrack; typedef struct MOVMuxContext { const AVClass *av_class; int mode; int64_t time; int nb_streams; int nb_meta_tmcd; ///< number of new created tmcd track based on metadata (aka not data copy) int chapter_track; ///< qt chapter track number int64_t mdat_pos; uint64_t mdat_size; MOVTrack *tracks; int flags; int rtp_flags; int iods_skip; int iods_video_profile; int iods_audio_profile; int fragments; int max_fragment_duration; int min_fragment_duration; int max_fragment_size; int ism_lookahead; AVIOContext *mdat_buf; int use_editlist; int video_track_timescale; int reserved_moov_size; ///< 0 for disabled, -1 for automatic, size otherwise int64_t reserved_moov_pos; } MOVMuxContext; #define FF_MOV_FLAG_RTP_HINT 1 #define FF_MOV_FLAG_FRAGMENT 2 #define FF_MOV_FLAG_EMPTY_MOOV 4 #define FF_MOV_FLAG_FRAG_KEYFRAME 8 #define FF_MOV_FLAG_SEPARATE_MOOF 16 #define FF_MOV_FLAG_FRAG_CUSTOM 32 #define FF_MOV_FLAG_ISML 64 #define FF_MOV_FLAG_FASTSTART 128 #define FF_MOV_FLAG_OMIT_TFHD_OFFSET 256 int ff_mov_write_packet(AVFormatContext *s, AVPacket *pkt); int ff_mov_init_hinting(AVFormatContext *s, int index, int src_index); int ff_mov_add_hinted_packet(AVFormatContext *s, AVPacket *pkt, int track_index, int sample, uint8_t *sample_data, int sample_size); void ff_mov_close_hinting(MOVTrack *track); #endif /* AVFORMAT_MOVENC_H */