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Diffstat (limited to 'ffmpeg1/libavformat/movenc.h')
| -rw-r--r-- | ffmpeg1/libavformat/movenc.h | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/ffmpeg1/libavformat/movenc.h b/ffmpeg1/libavformat/movenc.h new file mode 100644 index 0000000..a5db895 --- /dev/null +++ b/ffmpeg1/libavformat/movenc.h @@ -0,0 +1,190 @@ +/* + * 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_INDEX_CLUSTER_SIZE 16384 +#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 MOVIndex { + 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 + 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 secondary; + int track_id; + int tag; ///< stsd fourcc + AVCodecContext *enc; + + int vos_len; + uint8_t *vos_data; + MOVIentry *cluster; + 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 moof_size_offset; + int64_t data_offset; + int64_t frag_start; + int64_t tfrf_offset; + + int nb_frag_info; + MOVFragmentInfo *frag_info; + + 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 reserved_moov_size; ///< 0 for disabled, -1 for automatic, size otherwise + int64_t reserved_moov_pos; + + 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; +} 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 + +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 */ |