24 #ifndef AVFORMAT_ISOM_H
25 #define AVFORMAT_ISOM_H
307 #define MP4ODescrTag 0x01
308 #define MP4IODescrTag 0x02
309 #define MP4ESDescrTag 0x03
310 #define MP4DecConfigDescrTag 0x04
311 #define MP4DecSpecificDescrTag 0x05
312 #define MP4SLDescrTag 0x06
314 #define MOV_TFHD_BASE_DATA_OFFSET 0x01
315 #define MOV_TFHD_STSD_ID 0x02
316 #define MOV_TFHD_DEFAULT_DURATION 0x08
317 #define MOV_TFHD_DEFAULT_SIZE 0x10
318 #define MOV_TFHD_DEFAULT_FLAGS 0x20
319 #define MOV_TFHD_DURATION_IS_EMPTY 0x010000
320 #define MOV_TFHD_DEFAULT_BASE_IS_MOOF 0x020000
322 #define MOV_TRUN_DATA_OFFSET 0x01
323 #define MOV_TRUN_FIRST_SAMPLE_FLAGS 0x04
324 #define MOV_TRUN_SAMPLE_DURATION 0x100
325 #define MOV_TRUN_SAMPLE_SIZE 0x200
326 #define MOV_TRUN_SAMPLE_FLAGS 0x400
327 #define MOV_TRUN_SAMPLE_CTS 0x800
329 #define MOV_FRAG_SAMPLE_FLAG_DEGRADATION_PRIORITY_MASK 0x0000ffff
330 #define MOV_FRAG_SAMPLE_FLAG_IS_NON_SYNC 0x00010000
331 #define MOV_FRAG_SAMPLE_FLAG_PADDING_MASK 0x000e0000
332 #define MOV_FRAG_SAMPLE_FLAG_REDUNDANCY_MASK 0x00300000
333 #define MOV_FRAG_SAMPLE_FLAG_DEPENDED_MASK 0x00c00000
334 #define MOV_FRAG_SAMPLE_FLAG_DEPENDS_MASK 0x03000000
336 #define MOV_FRAG_SAMPLE_FLAG_DEPENDS_NO 0x02000000
337 #define MOV_FRAG_SAMPLE_FLAG_DEPENDS_YES 0x01000000
339 #define MOV_TKHD_FLAG_ENABLED 0x0001
340 #define MOV_TKHD_FLAG_IN_MOVIE 0x0002
341 #define MOV_TKHD_FLAG_IN_PREVIEW 0x0004
342 #define MOV_TKHD_FLAG_IN_POSTER 0x0008
344 #define MOV_SAMPLE_DEPENDENCY_UNKNOWN 0x0
345 #define MOV_SAMPLE_DEPENDENCY_YES 0x1
346 #define MOV_SAMPLE_DEPENDENCY_NO 0x2
349 #define TAG_IS_AVCI(tag) \
350 ((tag) == MKTAG('a', 'i', '5', 'p') || \
351 (tag) == MKTAG('a', 'i', '5', 'q') || \
352 (tag) == MKTAG('a', 'i', '5', '2') || \
353 (tag) == MKTAG('a', 'i', '5', '3') || \
354 (tag) == MKTAG('a', 'i', '5', '5') || \
355 (tag) == MKTAG('a', 'i', '5', '6') || \
356 (tag) == MKTAG('a', 'i', '1', 'p') || \
357 (tag) == MKTAG('a', 'i', '1', 'q') || \
358 (tag) == MKTAG('a', 'i', '1', '2') || \
359 (tag) == MKTAG('a', 'i', '1', '3') || \
360 (tag) == MKTAG('a', 'i', '1', '5') || \
361 (tag) == MKTAG('a', 'i', '1', '6') || \
362 (tag) == MKTAG('a', 'i', 'v', 'x') || \
363 (tag) == MKTAG('A', 'V', 'i', 'n'))
371 #define FF_MOV_FLAG_MFRA_AUTO -1
372 #define FF_MOV_FLAG_MFRA_DTS 1
373 #define FF_MOV_FLAG_MFRA_PTS 2
#define flags(name, subs,...)
#define fc(width, name, range_min, range_max)
AVCodecID
Identify the syntax and semantics of the bitstream.
void ff_mp4_parse_es_descr(AVIOContext *pb, int *es_id)
int ff_mov_read_esds(AVFormatContext *fc, AVIOContext *pb)
int ff_mp4_read_descr_len(AVIOContext *pb)
int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext *pb, int entries)
const AVCodecTag ff_codec_movaudio_tags[]
const AVCodecTag ff_codec_movvideo_tags[]
const AVCodecTag ff_mp4_obj_type[]
int ff_mov_iso639_to_lang(const char lang[4], int mp4)
int ff_mov_lang_to_iso639(unsigned code, char to[4])
int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext *pb)
void ff_mov_write_chan(AVIOContext *pb, int64_t channel_layout)
const AVCodecTag ff_codec_movdata_tags[]
static enum AVCodecID ff_mov_get_lpcm_codec_id(int bps, int flags)
Compute codec id for 'lpcm' tag.
const AVCodecTag ff_codec_movsubtitle_tags[]
int ff_mp4_read_descr(AVFormatContext *fc, AVIOContext *pb, int *tag)
common internal API header
Describe the class of an AVClass context structure.
Content light level needed by to transmit HDR over HDMI (CTA-861.3).
This describes encryption info for a packet.
This structure describes how to handle spherical videos, outlining information about projection,...
Stereo 3D type: this structure describes how two videos are packed within a single video surface,...
int * bitrates
bitrates read before streams creation
int itunes_metadata
metadata are itunes style
int32_t movie_display_matrix[3][3]
display matrix from mvhd
int audible_fixed_key_size
unsigned int aax_mode
'aax' file has been detected
int found_mdat
'mdat' atom has been found
int64_t duration
duration of the longest track
int activation_bytes_size
int64_t next_root_atom
offset of the next root atom
int isom
1 if file is ISO Media (mp4/3gp)
DVDemuxContext * dv_demux
unsigned int nb_chapter_tracks
MOVFragmentIndex frag_index
int found_hdlr_mdta
'hdlr' atom with type 'mdta' has been found
struct AVAES * aes_decrypt
MOVFragment fragment
current fragment in moof atom
AVFormatContext * dv_fctx
int found_moov
'moov' atom has been found
int trak_index
Index of the current 'trak'.
uint64_t * auxiliary_offsets
Absolute seek position.
unsigned int nb_encrypted_samples
size_t auxiliary_offsets_count
size_t auxiliary_info_sample_count
uint8_t auxiliary_info_default_size
uint8_t * auxiliary_info_sizes
AVEncryptionInfo ** encrypted_samples
MOVFragmentStreamInfo * stream_info
MOVFragmentIndexItem * item
MOVEncryptionIndex * encryption_index
uint64_t base_data_offset
int64_t time_offset
time offset of the edit list entries
uint8_t ** extradata
extradata array (and size) for multiple stsd
MOVEncryptionIndex * encryption_index
int64_t track_end
used for dts generation in fragmented movie files
int pseudo_stream_id
-1 means demux all ids
unsigned int rap_group_count
unsigned int ctts_allocated_size
unsigned int per_sample_iv_size
struct MOVStreamContext::@261 cenc
AVContentLightMetadata * coll
unsigned int samples_per_frame
int start_pad
amount of samples to skip due to enc-dec delay
unsigned int sample_size
may contain value calculated from stsd or value from stsz atom
AVEncryptionInfo * default_encrypted_sample
int16_t audio_cid
stsd audio compression id
struct AVAESCTR * aes_ctr
MOVIndexRange * current_index_range
AVMasteringDisplayMetadata * mastering
unsigned int sample_count
int dts_shift
dts shift when ctts is negative
int64_t min_corrected_pts
minimum Composition time shown by the edits excluding empty edits.
int ffindex
AVStream index.
AVSphericalMapping * spherical
unsigned int keyframe_count
unsigned int bytes_per_frame
uint32_t tmcd_flags
tmcd track flags
unsigned * stps_data
partial sync sample for mpeg-2 open gop
MOVIndexRange * index_ranges
unsigned int stsz_sample_size
always contains sample size from stsz atom