diff options
Diffstat (limited to 'libavformat/isom.h')
| -rw-r--r-- | libavformat/isom.h | 86 |
1 files changed, 80 insertions, 6 deletions
diff --git a/libavformat/isom.h b/libavformat/isom.h index aec623b95c..99bc7bed00 100644 --- a/libavformat/isom.h +++ b/libavformat/isom.h @@ -4,20 +4,20 @@ * copyright (c) 2002 Francois Revol <revol@free.fr> * copyright (c) 2006 Baptiste Coudurier <baptiste.coudurier@free.fr> * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * 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. * - * Libav is distributed in the hope that it will be useful, + * 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 Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -37,6 +37,8 @@ extern const AVCodecTag ff_codec_movsubtitle_tags[]; int ff_mov_iso639_to_lang(const char lang[4], int mp4); int ff_mov_lang_to_iso639(unsigned code, char to[4]); +struct AVAESCTR; + /* the QuickTime file format is quite convoluted... * it has lots of index tables, each indexing something in another one... * Here we just use what is needed to read the chunks @@ -53,6 +55,12 @@ typedef struct MOVStsc { int id; } MOVStsc; +typedef struct MOVElst { + int64_t duration; + int64_t time; + float rate; +} MOVElst; + typedef struct MOVDref { uint32_t type; char *path; @@ -78,6 +86,7 @@ typedef struct MOVFragment { unsigned duration; unsigned size; unsigned flags; + int64_t time; } MOVFragment; typedef struct MOVTrackExt { @@ -93,8 +102,22 @@ typedef struct MOVSbgp { unsigned int index; } MOVSbgp; +typedef struct MOVFragmentIndexItem { + int64_t moof_offset; + int64_t time; + int headers_read; +} MOVFragmentIndexItem; + +typedef struct MOVFragmentIndex { + unsigned track_id; + unsigned item_count; + unsigned current_item; + MOVFragmentIndexItem *items; +} MOVFragmentIndex; + typedef struct MOVStreamContext { AVIOContext *pb; + int pb_is_copied; int ffindex; ///< AVStream index int next_chunk; unsigned int chunk_count; @@ -107,16 +130,19 @@ typedef struct MOVStreamContext { MOVStsc *stsc_data; unsigned int stps_count; unsigned *stps_data; ///< partial sync sample for mpeg-2 open gop + MOVElst *elst_data; + unsigned int elst_count; int ctts_index; int ctts_sample; - unsigned int sample_size; + unsigned int sample_size; ///< may contain value calculated from stsd or value from stsz atom + unsigned int stsz_sample_size; ///< always contains sample size from stsz atom unsigned int sample_count; int *sample_sizes; int keyframe_absent; unsigned int keyframe_count; int *keyframes; int time_scale; - int64_t time_offset; ///< time offset of the first edit list entry + int64_t time_offset; ///< time offset of the edit list entries int current_sample; unsigned int bytes_per_frame; unsigned int samples_per_frame; @@ -126,6 +152,7 @@ typedef struct MOVStreamContext { unsigned drefs_count; MOVDref *drefs; int dref_id; + int timecode_track; int wrong_dts; ///< dts are wrong due to huge ctts offset (iMovie files) int width; ///< tkhd width int height; ///< tkhd height @@ -133,11 +160,25 @@ typedef struct MOVStreamContext { uint32_t palette[256]; int has_palette; int64_t data_size; + uint32_t tmcd_flags; ///< tmcd track flags int64_t track_end; ///< used for dts generation in fragmented movie files + int start_pad; ///< amount of samples to skip due to enc-dec delay unsigned int rap_group_count; MOVSbgp *rap_group; + int nb_frames_for_fps; + int64_t duration_for_fps; + int32_t *display_matrix; + uint32_t format; + + struct { + int use_subsamples; + uint8_t* auxiliary_info; + uint8_t* auxiliary_info_end; + uint8_t* auxiliary_info_pos; + struct AVAESCTR* aes_ctr; + } cenc; } MOVStreamContext; typedef struct MOVContext { @@ -147,6 +188,10 @@ typedef struct MOVContext { int64_t duration; ///< duration of the longest track int found_moov; ///< 'moov' atom has been found int found_mdat; ///< 'mdat' atom has been found + int found_hdlr_mdta; ///< 'hdlr' atom with type 'mdta' has been found + int trak_index; ///< Index of the current 'trak' + char **meta_keys; + unsigned meta_keys_count; DVDemuxContext *dv_demux; AVFormatContext *dv_fctx; int isom; ///< 1 if file is ISO Media (mp4/3gp) @@ -154,11 +199,34 @@ typedef struct MOVContext { MOVTrackExt *trex_data; unsigned trex_count; int itunes_metadata; ///< metadata are itunes style + int handbrake_version; int chapter_track; + int use_absolute_path; + int ignore_editlist; + int ignore_chapters; int seek_individually; int64_t next_root_atom; ///< offset of the next root atom int export_all; int export_xmp; + int *bitrates; ///< bitrates read before streams creation + int bitrates_count; + int moov_retry; + int use_mfra_for; + int has_looked_for_mfra; + MOVFragmentIndex** fragment_index_data; + unsigned fragment_index_count; + int fragment_index_complete; + int atom_depth; + unsigned int aax_mode; ///< 'aax' file has been detected + uint8_t file_key[20]; + uint8_t file_iv[20]; + void *activation_bytes; + int activation_bytes_size; + void *audible_fixed_key; + int audible_fixed_key_size; + struct AVAES *aes_decrypt; + uint8_t *decryption_key; + int decryption_key_len; int enable_drefs; } MOVContext; @@ -217,6 +285,7 @@ void ff_mp4_parse_es_descr(AVIOContext *pb, int *es_id); (tag) == MKTAG('a', 'i', '1', '3') || \ (tag) == MKTAG('a', 'i', '1', '5') || \ (tag) == MKTAG('a', 'i', '1', '6') || \ + (tag) == MKTAG('a', 'i', 'v', 'x') || \ (tag) == MKTAG('A', 'V', 'i', 'n')) @@ -224,5 +293,10 @@ int ff_mov_read_esds(AVFormatContext *fc, AVIOContext *pb); enum AVCodecID ff_mov_get_lpcm_codec_id(int bps, int flags); int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext *pb, int entries); +void ff_mov_write_chan(AVIOContext *pb, int64_t channel_layout); + +#define FF_MOV_FLAG_MFRA_AUTO -1 +#define FF_MOV_FLAG_MFRA_DTS 1 +#define FF_MOV_FLAG_MFRA_PTS 2 #endif /* AVFORMAT_ISOM_H */ |