matroskadec.c File Reference

Matroska file demuxer. More...

#include "config.h"
#include <inttypes.h>
#include <stdio.h>
#include "libavutil/avstring.h"
#include "libavutil/base64.h"
#include "libavutil/dict.h"
#include "libavutil/intfloat.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/lzo.h"
#include "libavutil/mastering_display_metadata.h"
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "libavutil/time_internal.h"
#include "libavutil/spherical.h"
#include "libavcodec/bytestream.h"
#include "libavcodec/flac.h"
#include "libavcodec/mpeg4audio.h"
#include "avformat.h"
#include "avio_internal.h"
#include "internal.h"
#include "isom.h"
#include "matroska.h"
#include "oggdec.h"
#include "riff.h"
#include "rmsipr.h"
#include "qtpalette.h"

Go to the source code of this file.

Data Structures
struct	EbmlSyntax
struct	EbmlList
struct	EbmlBin
struct	Ebml
struct	MatroskaTrackCompression
struct	MatroskaTrackEncryption
struct	MatroskaTrackEncoding
struct	MatroskaMasteringMeta
struct	MatroskaTrackVideoColor
struct	MatroskaTrackVideoProjection
struct	MatroskaTrackVideo
struct	MatroskaTrackAudio
struct	MatroskaTrackPlane
struct	MatroskaTrackOperation
struct	MatroskaTrack
struct	MatroskaAttachment
struct	MatroskaChapter
struct	MatroskaIndexPos
struct	MatroskaIndex
struct	MatroskaTag
struct	MatroskaTagTarget
struct	MatroskaTags
struct	MatroskaSeekhead
struct	MatroskaLevel
struct	MatroskaCluster
struct	MatroskaLevel1Element
struct	MatroskaDemuxContext
struct	MatroskaBlock
struct	CueDesc

Macros
#define	OFFSET(x)   offsetof(MatroskaDemuxContext, x)

Enumerations
enum	EbmlType {   EBML_NONE, EBML_UINT, EBML_FLOAT, EBML_STR,   EBML_UTF8, EBML_BIN, EBML_NEST, EBML_LEVEL1,   EBML_PASS, EBML_STOP, EBML_SINT, EBML_TYPE_COUNT }

Functions
static int	matroska_read_close (AVFormatContext *s)
static int	matroska_resync (MatroskaDemuxContext *matroska, int64_t last_pos)
static int	ebml_level_end (MatroskaDemuxContext *matroska)
static int	ebml_read_num (MatroskaDemuxContext *matroska, AVIOContext *pb, int max_size, uint64_t *number)
static int	ebml_read_length (MatroskaDemuxContext *matroska, AVIOContext *pb, uint64_t *number)
	Read a EBML length value. More...
static int	ebml_read_uint (AVIOContext *pb, int size, uint64_t *num)
static int	ebml_read_sint (AVIOContext *pb, int size, int64_t *num)
static int	ebml_read_float (AVIOContext *pb, int size, double *num)
static int	ebml_read_ascii (AVIOContext *pb, int size, char **str)
static int	ebml_read_binary (AVIOContext *pb, int length, EbmlBin *bin)
static int	ebml_read_master (MatroskaDemuxContext *matroska, uint64_t length)
static int	matroska_ebmlnum_uint (MatroskaDemuxContext *matroska, uint8_t *data, uint32_t size, uint64_t *num)
static int	matroska_ebmlnum_sint (MatroskaDemuxContext *matroska, uint8_t *data, uint32_t size, int64_t *num)
static int	ebml_parse_elem (MatroskaDemuxContext *matroska, EbmlSyntax *syntax, void *data)
static int	ebml_parse_id (MatroskaDemuxContext *matroska, EbmlSyntax *syntax, uint32_t id, void *data)
static int	ebml_parse (MatroskaDemuxContext *matroska, EbmlSyntax *syntax, void *data)
static int	ebml_parse_nest (MatroskaDemuxContext *matroska, EbmlSyntax *syntax, void *data)
static int	is_ebml_id_valid (uint32_t id)
static MatroskaLevel1Element *	matroska_find_level1_elem (MatroskaDemuxContext *matroska, uint32_t id)
static void	ebml_free (EbmlSyntax *syntax, void *data)
static int	matroska_probe (AVProbeData *p)
static MatroskaTrack *	matroska_find_track_by_num (MatroskaDemuxContext *matroska, int num)
static int	matroska_decode_buffer (uint8_t **buf, int *buf_size, MatroskaTrack *track)
static void	matroska_convert_tag (AVFormatContext *s, EbmlList *list, AVDictionary **metadata, char *prefix)
static void	matroska_convert_tags (AVFormatContext *s)
static int	matroska_parse_seekhead_entry (MatroskaDemuxContext *matroska, uint64_t pos)
static void	matroska_execute_seekhead (MatroskaDemuxContext *matroska)
static void	matroska_add_index_entries (MatroskaDemuxContext *matroska)
static void	matroska_parse_cues (MatroskaDemuxContext *matroska)
static int	matroska_aac_profile (char *codec_id)
static int	matroska_aac_sri (int samplerate)
static void	matroska_metadata_creation_time (AVDictionary **metadata, int64_t date_utc)
static int	matroska_parse_flac (AVFormatContext *s, MatroskaTrack *track, int *offset)
static int	mkv_field_order (MatroskaDemuxContext *matroska, int64_t field_order)
static void	mkv_stereo_mode_display_mul (int stereo_mode, int *h_width, int *h_height)
static int	mkv_parse_video_color (AVStream *st, const MatroskaTrack *track)
static int	mkv_parse_video_projection (AVStream *st, const MatroskaTrack *track)
static int	get_qt_codec (MatroskaTrack *track, uint32_t *fourcc, enum AVCodecID *codec_id)
static int	matroska_parse_tracks (AVFormatContext *s)
static int	matroska_read_header (AVFormatContext *s)
static int	matroska_deliver_packet (MatroskaDemuxContext *matroska, AVPacket *pkt)
static void	matroska_clear_queue (MatroskaDemuxContext *matroska)
static int	matroska_parse_laces (MatroskaDemuxContext *matroska, uint8_t **buf, int *buf_size, int type, uint32_t **lace_buf, int *laces)
static int	matroska_parse_rm_audio (MatroskaDemuxContext *matroska, MatroskaTrack *track, AVStream *st, uint8_t *data, int size, uint64_t timecode, int64_t pos)
static int	matroska_parse_wavpack (MatroskaTrack *track, uint8_t *src, uint8_t **pdst, int *size)
static int	matroska_parse_prores (MatroskaTrack *track, uint8_t *src, uint8_t **pdst, int *size)
static int	matroska_parse_webvtt (MatroskaDemuxContext *matroska, MatroskaTrack *track, AVStream *st, uint8_t *data, int data_len, uint64_t timecode, uint64_t duration, int64_t pos)
static int	matroska_parse_frame (MatroskaDemuxContext *matroska, MatroskaTrack *track, AVStream *st, AVBufferRef *buf, uint8_t *data, int pkt_size, uint64_t timecode, uint64_t lace_duration, int64_t pos, int is_keyframe, uint8_t *additional, uint64_t additional_id, int additional_size, int64_t discard_padding)
static int	matroska_parse_block (MatroskaDemuxContext *matroska, AVBufferRef *buf, uint8_t *data, int size, int64_t pos, uint64_t cluster_time, uint64_t block_duration, int is_keyframe, uint8_t *additional, uint64_t additional_id, int additional_size, int64_t cluster_pos, int64_t discard_padding)
static int	matroska_parse_cluster_incremental (MatroskaDemuxContext *matroska)
static int	matroska_parse_cluster (MatroskaDemuxContext *matroska)
static int	matroska_read_packet (AVFormatContext *s, AVPacket *pkt)
static int	matroska_read_seek (AVFormatContext *s, int stream_index, int64_t timestamp, int flags)
static CueDesc	get_cue_desc (AVFormatContext *s, int64_t ts, int64_t cues_start)
static int	webm_clusters_start_with_keyframe (AVFormatContext *s)
static int	buffer_size_after_time_downloaded (int64_t time_ns, double search_sec, int64_t bps, double min_buffer, double *buffer, double *sec_to_download, AVFormatContext *s, int64_t cues_start)
static int64_t	webm_dash_manifest_compute_bandwidth (AVFormatContext *s, int64_t cues_start)
static int	webm_dash_manifest_cues (AVFormatContext *s, int64_t init_range)
static int	webm_dash_manifest_read_header (AVFormatContext *s)
static int	webm_dash_manifest_read_packet (AVFormatContext *s, AVPacket *pkt)

Variables
static const EbmlSyntax	ebml_header []
static const EbmlSyntax	ebml_syntax []
static const EbmlSyntax	matroska_info []
static const EbmlSyntax	matroska_mastering_meta []
static const EbmlSyntax	matroska_track_video_color []
static const EbmlSyntax	matroska_track_video_projection []
static const EbmlSyntax	matroska_track_video []
static const EbmlSyntax	matroska_track_audio []
static const EbmlSyntax	matroska_track_encoding_compression []
static const EbmlSyntax	matroska_track_encoding_encryption []
static const EbmlSyntax	matroska_track_encoding []
static const EbmlSyntax	matroska_track_encodings []
static const EbmlSyntax	matroska_track_plane []
static const EbmlSyntax	matroska_track_combine_planes []
static const EbmlSyntax	matroska_track_operation []
static const EbmlSyntax	matroska_track []
static const EbmlSyntax	matroska_tracks []
static const EbmlSyntax	matroska_attachment []
static const EbmlSyntax	matroska_attachments []
static const EbmlSyntax	matroska_chapter_display []
static const EbmlSyntax	matroska_chapter_entry []
static const EbmlSyntax	matroska_chapter []
static const EbmlSyntax	matroska_chapters []
static const EbmlSyntax	matroska_index_pos []
static const EbmlSyntax	matroska_index_entry []
static const EbmlSyntax	matroska_index []
static const EbmlSyntax	matroska_simpletag []
static const EbmlSyntax	matroska_tagtargets []
static const EbmlSyntax	matroska_tag []
static const EbmlSyntax	matroska_tags []
static const EbmlSyntax	matroska_seekhead_entry []
static const EbmlSyntax	matroska_seekhead []
static const EbmlSyntax	matroska_segment []
static const EbmlSyntax	matroska_segments []
static const EbmlSyntax	matroska_blockmore []
static const EbmlSyntax	matroska_blockadditions []
static const EbmlSyntax	matroska_blockgroup []
static const EbmlSyntax	matroska_cluster []
static const EbmlSyntax	matroska_clusters []
static const EbmlSyntax	matroska_cluster_incremental_parsing []
static const EbmlSyntax	matroska_cluster_incremental []
static const EbmlSyntax	matroska_clusters_incremental []
static const char *const	matroska_doctypes [] = { "matroska", "webm" }
static const AVOption	options []
static const AVClass	webm_dash_class
AVInputFormat	ff_matroska_demuxer
AVInputFormat	ff_webm_dash_manifest_demuxer

Detailed Description

Matroska file demuxer.

Author

Ronald Bultje rbult.nosp@m.je@r.nosp@m.onald.nosp@m..bit.nosp@m.freak.nosp@m..net

with a little help from Moritz Bunkus morit.nosp@m.z@bu.nosp@m.nkus..nosp@m.org

totally reworked by Aurelien Jacobs aurel.nosp@m.@gnu.nosp@m.age.o.nosp@m.rg

See also

specs available on the Matroska project page: http://www.matroska.org/

Definition in file matroskadec.c.

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(MatroskaDemuxContext, x)

Definition at line 4012 of file matroskadec.c.

Enumeration Type Documentation

EbmlType

enum EbmlType

Enumerator
EBML_NONE
EBML_UINT
EBML_FLOAT
EBML_STR
EBML_UTF8
EBML_BIN
EBML_NEST
EBML_LEVEL1
EBML_PASS
EBML_STOP
EBML_SINT
EBML_TYPE_COUNT

Definition at line 71 of file matroskadec.c.

Function Documentation

matroska_read_close()

static int matroska_read_close ( AVFormatContext *  s )

static

Definition at line 3611 of file matroskadec.c.

Referenced by matroska_read_header(), and webm_dash_manifest_read_header().

matroska_resync()

static int matroska_resync ( MatroskaDemuxContext *  matroska, int64_t  last_pos  )

static

Definition at line 763 of file matroskadec.c.

Referenced by matroska_read_header(), and matroska_read_packet().

ebml_level_end()

static int ebml_level_end ( MatroskaDemuxContext *  matroska )

static

Definition at line 798 of file matroskadec.c.

Referenced by ebml_parse_nest(), and matroska_parse_cluster_incremental().

ebml_read_num()

static int ebml_read_num ( MatroskaDemuxContext *  matroska, AVIOContext *  pb, int  max_size, uint64_t *  number  )

static

Definition at line 821 of file matroskadec.c.

Referenced by ebml_parse(), ebml_read_length(), matroska_ebmlnum_uint(), webm_clusters_start_with_keyframe(), and webm_dash_manifest_cues().

ebml_read_length()

static int ebml_read_length ( MatroskaDemuxContext *  matroska, AVIOContext *  pb, uint64_t *  number  )

static

Read a EBML length value.

This needs special handling for the "unknown length" case which has multiple encodings.

Definition at line 867 of file matroskadec.c.

Referenced by ebml_parse_elem(), webm_clusters_start_with_keyframe(), and webm_dash_manifest_cues().

ebml_read_uint()

static int ebml_read_uint ( AVIOContext *  pb, int  size, uint64_t *  num  )

static

Definition at line 880 of file matroskadec.c.

Referenced by ebml_parse_elem().

ebml_read_sint()

static int ebml_read_sint ( AVIOContext *  pb, int  size, int64_t *  num  )

static

Definition at line 899 of file matroskadec.c.

Referenced by ebml_parse_elem().

ebml_read_float()

static int ebml_read_float ( AVIOContext *  pb, int  size, double *  num  )

static

Definition at line 923 of file matroskadec.c.

Referenced by ebml_parse_elem().

ebml_read_ascii()

static int ebml_read_ascii ( AVIOContext *  pb, int  size, char **  str  )

static

Definition at line 941 of file matroskadec.c.

Referenced by ebml_parse_elem().

ebml_read_binary()

static int ebml_read_binary ( AVIOContext *  pb, int  length, EbmlBin *  bin  )

static

Definition at line 964 of file matroskadec.c.

Referenced by ebml_parse_elem().

ebml_read_master()

static int ebml_read_master ( MatroskaDemuxContext *  matroska, uint64_t  length  )

static

Definition at line 991 of file matroskadec.c.

Referenced by ebml_parse_elem().

matroska_ebmlnum_uint()

static int matroska_ebmlnum_uint ( MatroskaDemuxContext *  matroska, uint8_t *  data, uint32_t  size, uint64_t *  num  )

static

Definition at line 1013 of file matroskadec.c.

Referenced by matroska_ebmlnum_sint(), matroska_parse_block(), and matroska_parse_laces().

matroska_ebmlnum_sint()

static int matroska_ebmlnum_sint ( MatroskaDemuxContext *  matroska, uint8_t *  data, uint32_t  size, int64_t *  num  )

static

Definition at line 1024 of file matroskadec.c.

Referenced by matroska_parse_laces().

ebml_parse_elem()

static int ebml_parse_elem ( MatroskaDemuxContext *  matroska, EbmlSyntax *  syntax, void *  data  )

static

Definition at line 1158 of file matroskadec.c.

Referenced by ebml_parse_id(), and matroska_ebmlnum_sint().

ebml_parse_id()

static int ebml_parse_id ( MatroskaDemuxContext *  matroska, EbmlSyntax *  syntax, uint32_t  id, void *  data  )

static

Definition at line 1043 of file matroskadec.c.

Referenced by ebml_parse(), and ebml_parse_elem().

ebml_parse()

static int ebml_parse ( MatroskaDemuxContext *  matroska, EbmlSyntax *  syntax, void *  data  )

static

Definition at line 1060 of file matroskadec.c.

Referenced by ebml_parse_nest(), matroska_parse_cluster(), matroska_parse_cluster_incremental(), matroska_parse_seekhead_entry(), and matroska_read_header().

ebml_parse_nest()

static int ebml_parse_nest ( MatroskaDemuxContext *  matroska, EbmlSyntax *  syntax, void *  data  )

static

Definition at line 1076 of file matroskadec.c.

Referenced by ebml_parse_elem().

is_ebml_id_valid()

static int is_ebml_id_valid ( uint32_t  id )

static

Definition at line 1110 of file matroskadec.c.

Referenced by matroska_find_level1_elem().

matroska_find_level1_elem()

static MatroskaLevel1Element* matroska_find_level1_elem ( MatroskaDemuxContext *  matroska, uint32_t  id  )

static

Definition at line 1123 of file matroskadec.c.

Referenced by ebml_parse_elem(), and matroska_execute_seekhead().

ebml_free()

static void ebml_free ( EbmlSyntax *  syntax, void *  data  )

static

Definition at line 1250 of file matroskadec.c.

Referenced by matroska_parse_cluster(), matroska_parse_cluster_incremental(), matroska_read_close(), and matroska_read_header().

matroska_probe()

static int matroska_probe ( AVProbeData *  p )

static

Definition at line 1284 of file matroskadec.c.

matroska_find_track_by_num()

static MatroskaTrack* matroska_find_track_by_num ( MatroskaDemuxContext *  matroska, int  num  )

static

Definition at line 1326 of file matroskadec.c.

Referenced by matroska_add_index_entries(), and matroska_parse_block().

matroska_decode_buffer()

static int matroska_decode_buffer ( uint8_t **  buf, int *  buf_size, MatroskaTrack *  track  )

static

Definition at line 1340 of file matroskadec.c.

Referenced by matroska_parse_frame(), and matroska_parse_tracks().

matroska_convert_tag()

static void matroska_convert_tag ( AVFormatContext *  s, EbmlList *  list, AVDictionary **  metadata, char *  prefix  )

static

Definition at line 1479 of file matroskadec.c.

Referenced by matroska_convert_tags().

matroska_convert_tags()

static void matroska_convert_tags ( AVFormatContext *  s )

static

Definition at line 1514 of file matroskadec.c.

Referenced by matroska_read_header().

matroska_parse_seekhead_entry()

static int matroska_parse_seekhead_entry ( MatroskaDemuxContext *  matroska, uint64_t  pos  )

static

Definition at line 1579 of file matroskadec.c.

Referenced by matroska_execute_seekhead(), and matroska_parse_cues().

matroska_execute_seekhead()

static void matroska_execute_seekhead ( MatroskaDemuxContext *  matroska )

static

Definition at line 1624 of file matroskadec.c.

Referenced by matroska_read_header().

matroska_add_index_entries()

static void matroska_add_index_entries ( MatroskaDemuxContext *  matroska )

static

Definition at line 1658 of file matroskadec.c.

Referenced by matroska_parse_cues(), and matroska_read_header().

matroska_parse_cues()

static void matroska_parse_cues ( MatroskaDemuxContext *  matroska )

static

Definition at line 1691 of file matroskadec.c.

Referenced by matroska_read_seek(), and webm_dash_manifest_cues().

matroska_aac_profile()

static int matroska_aac_profile ( char *  codec_id )

static

Definition at line 1710 of file matroskadec.c.

Referenced by matroska_parse_tracks().

matroska_aac_sri()

static int matroska_aac_sri ( int  samplerate )

static

Definition at line 1721 of file matroskadec.c.

Referenced by matroska_parse_tracks().

matroska_metadata_creation_time()

static void matroska_metadata_creation_time ( AVDictionary **  metadata, int64_t  date_utc  )

static

Definition at line 1731 of file matroskadec.c.

Referenced by matroska_read_header().

matroska_parse_flac()

static int matroska_parse_flac ( AVFormatContext *  s, MatroskaTrack *  track, int *  offset  )

static

Definition at line 1737 of file matroskadec.c.

Referenced by matroska_parse_tracks().

mkv_field_order()

static int mkv_field_order ( MatroskaDemuxContext *  matroska, int64_t  field_order  )

static

Definition at line 1792 of file matroskadec.c.

Referenced by matroska_parse_tracks().

mkv_stereo_mode_display_mul()

static void mkv_stereo_mode_display_mul ( int  stereo_mode, int *  h_width, int *  h_height  )

static

Definition at line 1819 of file matroskadec.c.

Referenced by matroska_parse_tracks().

mkv_parse_video_color()

static int mkv_parse_video_color ( AVStream *  st, const MatroskaTrack *  track  )

static

Definition at line 1844 of file matroskadec.c.

Referenced by matroska_parse_tracks().

mkv_parse_video_projection()

static int mkv_parse_video_projection ( AVStream *  st, const MatroskaTrack *  track  )

static

Definition at line 1938 of file matroskadec.c.

Referenced by matroska_parse_tracks().

get_qt_codec()

static int get_qt_codec ( MatroskaTrack *  track, uint32_t *  fourcc, enum AVCodecID *  codec_id  )

static

Definition at line 2037 of file matroskadec.c.

Referenced by matroska_parse_tracks().

matroska_parse_tracks()

static int matroska_parse_tracks ( AVFormatContext *  s )

static

Definition at line 2065 of file matroskadec.c.

Referenced by matroska_read_header().

matroska_read_header()

static int matroska_read_header ( AVFormatContext *  s )

static

Definition at line 2585 of file matroskadec.c.

Referenced by webm_dash_manifest_read_header().

matroska_deliver_packet()

static int matroska_deliver_packet ( MatroskaDemuxContext *  matroska, AVPacket *  pkt  )

static

Definition at line 2742 of file matroskadec.c.

Referenced by matroska_read_packet().

matroska_clear_queue()

static void matroska_clear_queue ( MatroskaDemuxContext *  matroska )

static

Definition at line 2769 of file matroskadec.c.

Referenced by matroska_read_close(), matroska_read_seek(), and webm_clusters_start_with_keyframe().

matroska_parse_laces()

static int matroska_parse_laces ( MatroskaDemuxContext *  matroska, uint8_t **  buf, int *  buf_size, int  type, uint32_t **  lace_buf, int *  laces  )

static

Definition at line 2774 of file matroskadec.c.

Referenced by matroska_parse_block().

matroska_parse_rm_audio()

static int matroska_parse_rm_audio ( MatroskaDemuxContext *  matroska, MatroskaTrack *  track, AVStream *  st, uint8_t *  data, int  size, uint64_t  timecode, int64_t  pos  )

static

Definition at line 2883 of file matroskadec.c.

Referenced by matroska_parse_block().

matroska_parse_wavpack()

static int matroska_parse_wavpack ( MatroskaTrack *  track, uint8_t *  src, uint8_t **  pdst, int *  size  )

static

Definition at line 2961 of file matroskadec.c.

Referenced by matroska_parse_frame().

matroska_parse_prores()

static int matroska_parse_prores ( MatroskaTrack *  track, uint8_t *  src, uint8_t **  pdst, int *  size  )

static

Definition at line 3043 of file matroskadec.c.

Referenced by matroska_parse_frame().

matroska_parse_webvtt()

static int matroska_parse_webvtt ( MatroskaDemuxContext *  matroska, MatroskaTrack *  track, AVStream *  st, uint8_t *  data, int  data_len, uint64_t  timecode, uint64_t  duration, int64_t  pos  )

static

Definition at line 3067 of file matroskadec.c.

Referenced by matroska_parse_block().

matroska_parse_frame()

static int matroska_parse_frame ( MatroskaDemuxContext *  matroska, MatroskaTrack *  track, AVStream *  st, AVBufferRef *  buf, uint8_t *  data, int  pkt_size, uint64_t  timecode, uint64_t  lace_duration, int64_t  pos, int  is_keyframe, uint8_t *  additional, uint64_t  additional_id, int  additional_size, int64_t  discard_padding  )

static

Definition at line 3182 of file matroskadec.c.

Referenced by matroska_parse_block().

matroska_parse_block()

static int matroska_parse_block ( MatroskaDemuxContext *  matroska, AVBufferRef *  buf, uint8_t *  data, int  size, int64_t  pos, uint64_t  cluster_time, uint64_t  block_duration, int  is_keyframe, uint8_t *  additional, uint64_t  additional_id, int  additional_size, int64_t  cluster_pos, int64_t  discard_padding  )

static

Definition at line 3303 of file matroskadec.c.

Referenced by matroska_parse_cluster(), and matroska_parse_cluster_incremental().

matroska_parse_cluster_incremental()

static int matroska_parse_cluster_incremental ( MatroskaDemuxContext *  matroska )

static

Definition at line 3441 of file matroskadec.c.

Referenced by matroska_parse_cluster().

matroska_parse_cluster()

static int matroska_parse_cluster ( MatroskaDemuxContext *  matroska )

static

Definition at line 3498 of file matroskadec.c.

Referenced by matroska_read_packet(), matroska_read_seek(), and webm_clusters_start_with_keyframe().

matroska_read_packet()

static int matroska_read_packet ( AVFormatContext *  s, AVPacket *  pkt  )

static

Definition at line 3527 of file matroskadec.c.

matroska_read_seek()

static int matroska_read_seek ( AVFormatContext *  s, int  stream_index, int64_t  timestamp, int  flags  )

static

Definition at line 3543 of file matroskadec.c.

get_cue_desc()

static CueDesc get_cue_desc ( AVFormatContext *  s, int64_t  ts, int64_t  cues_start  )

static

Definition at line 3639 of file matroskadec.c.

Referenced by buffer_size_after_time_downloaded(), and webm_dash_manifest_compute_bandwidth().

webm_clusters_start_with_keyframe()

static int webm_clusters_start_with_keyframe ( AVFormatContext *  s )

static

Definition at line 3668 of file matroskadec.c.

Referenced by webm_dash_manifest_cues().

buffer_size_after_time_downloaded()

static int buffer_size_after_time_downloaded ( int64_t  time_ns, double  search_sec, int64_t  bps, double  min_buffer, double *  buffer, double *  sec_to_download, AVFormatContext *  s, int64_t  cues_start  )

static

Definition at line 3707 of file matroskadec.c.

Referenced by webm_dash_manifest_compute_bandwidth().

webm_dash_manifest_compute_bandwidth()

static int64_t webm_dash_manifest_compute_bandwidth ( AVFormatContext *  s, int64_t  cues_start  )

static

Definition at line 3788 of file matroskadec.c.

Referenced by webm_dash_manifest_cues().

webm_dash_manifest_cues()

static int webm_dash_manifest_cues ( AVFormatContext *  s, int64_t  init_range  )

static

Definition at line 3875 of file matroskadec.c.

Referenced by webm_dash_manifest_read_header().

webm_dash_manifest_read_header()

static int webm_dash_manifest_read_header ( AVFormatContext *  s )

static

Definition at line 3953 of file matroskadec.c.

webm_dash_manifest_read_packet()

static int webm_dash_manifest_read_packet ( AVFormatContext *  s, AVPacket *  pkt  )

static

Definition at line 4007 of file matroskadec.c.

Variable Documentation

ebml_header

const EbmlSyntax ebml_header[]

static

Initial value:

= {
    { EBML_ID_EBMLREADVERSION,    EBML_UINT, 0, 0x42,         { .u = EBML_VERSION } },
    { EBML_ID_EBMLMAXSIZELENGTH,  EBML_UINT, 0, 0x42,        { .u = 8 } },
    { EBML_ID_EBMLMAXIDLENGTH,    EBML_UINT, 0, 0x42,       { .u = 4 } },
    { EBML_ID_DOCTYPE,            EBML_STR,  0, 0x42,         { .s = "(none)" } },
    { EBML_ID_DOCTYPEREADVERSION, EBML_UINT, 0, 0x42, { .u = 1 } },
    { EBML_ID_EBMLVERSION,        EBML_NONE },
    { EBML_ID_DOCTYPEVERSION,     EBML_NONE },
    { 0 }
}

Definition at line 382 of file matroskadec.c.

Referenced by mkv_write_header().

ebml_syntax

const EbmlSyntax ebml_syntax[]

static

Initial value:

= {
    { EBML_ID_HEADER, EBML_NEST, 0, 0, { .n = ebml_header } },
    { 0 }
}

Definition at line 393 of file matroskadec.c.

matroska_info

const EbmlSyntax matroska_info[]

static

Initial value:

= {
    { MATROSKA_ID_TIMECODESCALE, EBML_UINT,  0, 0x42, { .u = 1000000 } },
    { MATROSKA_ID_DURATION,      EBML_FLOAT, 0, 0x42 },
    { MATROSKA_ID_TITLE,         EBML_UTF8,  0, 0x42 },
    { MATROSKA_ID_WRITINGAPP,    EBML_NONE },
    { MATROSKA_ID_MUXINGAPP,     EBML_UTF8, 0, 0x42 },
    { MATROSKA_ID_DATEUTC,       EBML_BIN,  0, 0x42 },
    { MATROSKA_ID_SEGMENTUID,    EBML_NONE },
    { 0 }
}

Definition at line 398 of file matroskadec.c.

matroska_mastering_meta

const EbmlSyntax matroska_mastering_meta[]

static

Initial value:

= {
    { MATROSKA_ID_VIDEOCOLOR_RX, EBML_FLOAT, 0, 0x42, { .f=-1 } },
    { MATROSKA_ID_VIDEOCOLOR_RY, EBML_FLOAT, 0, 0x42, { .f=-1 } },
    { MATROSKA_ID_VIDEOCOLOR_GX, EBML_FLOAT, 0, 0x42, { .f=-1 } },
    { MATROSKA_ID_VIDEOCOLOR_GY, EBML_FLOAT, 0, 0x42, { .f=-1 } },
    { MATROSKA_ID_VIDEOCOLOR_BX, EBML_FLOAT, 0, 0x42, { .f=-1 } },
    { MATROSKA_ID_VIDEOCOLOR_BY, EBML_FLOAT, 0, 0x42, { .f=-1 } },
    { MATROSKA_ID_VIDEOCOLOR_WHITEX, EBML_FLOAT, 0, 0x42, { .f=-1 } },
    { MATROSKA_ID_VIDEOCOLOR_WHITEY, EBML_FLOAT, 0, 0x42, { .f=-1 } },
    { MATROSKA_ID_VIDEOCOLOR_LUMINANCEMIN, EBML_FLOAT, 0, 0x42, { .f=-1 } },
    { MATROSKA_ID_VIDEOCOLOR_LUMINANCEMAX, EBML_FLOAT, 0, 0x42, { .f=-1 } },
    { 0 }
}

Definition at line 409 of file matroskadec.c.

matroska_track_video_color

const EbmlSyntax matroska_track_video_color[]

static

Initial value:

= {
    { MATROSKA_ID_VIDEOCOLORMATRIXCOEFF,      EBML_UINT, 0, 0x42, { .u = AVCOL_SPC_UNSPECIFIED } },
    { MATROSKA_ID_VIDEOCOLORBITSPERCHANNEL,   EBML_UINT, 0, 0x42, { .u=0 } },
    { MATROSKA_ID_VIDEOCOLORCHROMASUBHORZ,    EBML_UINT, 0, 0x42, { .u=0 } },
    { MATROSKA_ID_VIDEOCOLORCHROMASUBVERT,    EBML_UINT, 0, 0x42, { .u=0 } },
    { MATROSKA_ID_VIDEOCOLORCBSUBHORZ,        EBML_UINT, 0, 0x42, { .u=0 } },
    { MATROSKA_ID_VIDEOCOLORCBSUBVERT,        EBML_UINT, 0, 0x42, { .u=0 } },
    { MATROSKA_ID_VIDEOCOLORCHROMASITINGHORZ, EBML_UINT, 0, 0x42, { .u = MATROSKA_COLOUR_CHROMASITINGHORZ_UNDETERMINED } },
    { MATROSKA_ID_VIDEOCOLORCHROMASITINGVERT, EBML_UINT, 0, 0x42, { .u = MATROSKA_COLOUR_CHROMASITINGVERT_UNDETERMINED } },
    { MATROSKA_ID_VIDEOCOLORRANGE,            EBML_UINT, 0, 0x42, { .u = AVCOL_RANGE_UNSPECIFIED } },
    { MATROSKA_ID_VIDEOCOLORTRANSFERCHARACTERISTICS, EBML_UINT, 0, 0x42, { .u = AVCOL_TRC_UNSPECIFIED } },
    { MATROSKA_ID_VIDEOCOLORPRIMARIES,        EBML_UINT, 0, 0x42, { .u = AVCOL_PRI_UNSPECIFIED } },
    { MATROSKA_ID_VIDEOCOLORMAXCLL,           EBML_UINT, 0, 0x42, { .u=0 } },
    { MATROSKA_ID_VIDEOCOLORMAXFALL,          EBML_UINT, 0, 0x42, { .u=0 } },
    { MATROSKA_ID_VIDEOCOLORMASTERINGMETA,    EBML_NEST, 0, 0x42, { .n = matroska_mastering_meta } },
    { 0 }
}

Definition at line 423 of file matroskadec.c.

matroska_track_video_projection

const EbmlSyntax matroska_track_video_projection[]

static

Initial value:

= {
    { MATROSKA_ID_VIDEOPROJECTIONTYPE,        EBML_UINT,  0, 0x42, { .u = MATROSKA_VIDEO_PROJECTION_TYPE_RECTANGULAR } },
    { MATROSKA_ID_VIDEOPROJECTIONPRIVATE,     EBML_BIN,   0, 0x42 },
    { MATROSKA_ID_VIDEOPROJECTIONPOSEYAW,     EBML_FLOAT, 0, 0x42, { .f=0.0 } },
    { MATROSKA_ID_VIDEOPROJECTIONPOSEPITCH,   EBML_FLOAT, 0, 0x42, { .f=0.0 } },
    { MATROSKA_ID_VIDEOPROJECTIONPOSEROLL,    EBML_FLOAT, 0, 0x42, { .f=0.0 } },
    { 0 }
}

Definition at line 441 of file matroskadec.c.

matroska_track_video

const EbmlSyntax matroska_track_video[]

static

Initial value:

= {
    { MATROSKA_ID_VIDEOFRAMERATE,      EBML_FLOAT, 0, 0x42 },
    { MATROSKA_ID_VIDEODISPLAYWIDTH,   EBML_UINT,  0, 0x42, { .u=-1 } },
    { MATROSKA_ID_VIDEODISPLAYHEIGHT,  EBML_UINT,  0, 0x42, { .u=-1 } },
    { MATROSKA_ID_VIDEOPIXELWIDTH,     EBML_UINT,  0, 0x42 },
    { MATROSKA_ID_VIDEOPIXELHEIGHT,    EBML_UINT,  0, 0x42 },
    { MATROSKA_ID_VIDEOCOLORSPACE,     EBML_BIN,   0, 0x42 },
    { MATROSKA_ID_VIDEOALPHAMODE,      EBML_UINT,  0, 0x42 },
    { MATROSKA_ID_VIDEOCOLOR,          EBML_NEST,  sizeof(MatroskaTrackVideoColor), 0x42, { .n = matroska_track_video_color } },
    { MATROSKA_ID_VIDEOPROJECTION,     EBML_NEST,  0, 0x42, { .n = matroska_track_video_projection } },
    { MATROSKA_ID_VIDEOPIXELCROPB,     EBML_NONE },
    { MATROSKA_ID_VIDEOPIXELCROPT,     EBML_NONE },
    { MATROSKA_ID_VIDEOPIXELCROPL,     EBML_NONE },
    { MATROSKA_ID_VIDEOPIXELCROPR,     EBML_NONE },
    { MATROSKA_ID_VIDEODISPLAYUNIT,    EBML_UINT,  0, 0x42, { .u= MATROSKA_VIDEO_DISPLAYUNIT_PIXELS } },
    { MATROSKA_ID_VIDEOFLAGINTERLACED, EBML_UINT,  0, 0x42,  { .u = MATROSKA_VIDEO_INTERLACE_FLAG_UNDETERMINED } },
    { MATROSKA_ID_VIDEOFIELDORDER,     EBML_UINT,  0, 0x42, { .u = MATROSKA_VIDEO_FIELDORDER_UNDETERMINED } },
    { MATROSKA_ID_VIDEOSTEREOMODE,     EBML_UINT,  0, 0x42, { .u = MATROSKA_VIDEO_STEREOMODE_TYPE_NB } },
    { MATROSKA_ID_VIDEOASPECTRATIO,    EBML_NONE },
    { 0 }
}

Definition at line 450 of file matroskadec.c.

matroska_track_audio

const EbmlSyntax matroska_track_audio[]

static

Initial value:

= {
    { MATROSKA_ID_AUDIOSAMPLINGFREQ,    EBML_FLOAT, 0, 0x42, { .f = 8000.0 } },
    { MATROSKA_ID_AUDIOOUTSAMPLINGFREQ, EBML_FLOAT, 0, 0x42 },
    { MATROSKA_ID_AUDIOBITDEPTH,        EBML_UINT,  0, 0x42 },
    { MATROSKA_ID_AUDIOCHANNELS,        EBML_UINT,  0, 0x42,   { .u = 1 } },
    { 0 }
}

Definition at line 472 of file matroskadec.c.

matroska_track_encoding_compression

const EbmlSyntax matroska_track_encoding_compression[]

static

Initial value:

= {
    { MATROSKA_ID_ENCODINGCOMPALGO,     EBML_UINT, 0, 0x42, { .u = 0 } },
    { MATROSKA_ID_ENCODINGCOMPSETTINGS, EBML_BIN,  0, 0x42 },
    { 0 }
}

Definition at line 480 of file matroskadec.c.

matroska_track_encoding_encryption

const EbmlSyntax matroska_track_encoding_encryption[]

static

Initial value:

= {
    { MATROSKA_ID_ENCODINGENCALGO,        EBML_UINT, 0, 0x42, {.u = 0} },
    { MATROSKA_ID_ENCODINGENCKEYID,       EBML_BIN, 0, 0x42 },
    { MATROSKA_ID_ENCODINGENCAESSETTINGS, EBML_NONE },
    { MATROSKA_ID_ENCODINGSIGALGO,        EBML_NONE },
    { MATROSKA_ID_ENCODINGSIGHASHALGO,    EBML_NONE },
    { MATROSKA_ID_ENCODINGSIGKEYID,       EBML_NONE },
    { MATROSKA_ID_ENCODINGSIGNATURE,      EBML_NONE },
    { 0 }
}

Definition at line 486 of file matroskadec.c.

matroska_track_encoding

const EbmlSyntax matroska_track_encoding[]

static

Initial value:

= {
    { MATROSKA_ID_ENCODINGSCOPE,       EBML_UINT, 0, 0x42,       { .u = 1 } },
    { MATROSKA_ID_ENCODINGTYPE,        EBML_UINT, 0, 0x42,        { .u = 0 } },
    { MATROSKA_ID_ENCODINGCOMPRESSION, EBML_NEST, 0, 0x42, { .n = matroska_track_encoding_compression } },
    { MATROSKA_ID_ENCODINGENCRYPTION,  EBML_NEST, 0, 0x42,  { .n = matroska_track_encoding_encryption } },
    { MATROSKA_ID_ENCODINGORDER,       EBML_NONE },
    { 0 }
}

Definition at line 496 of file matroskadec.c.

matroska_track_encodings

const EbmlSyntax matroska_track_encodings[]

static

Initial value:

= {
    { MATROSKA_ID_TRACKCONTENTENCODING, EBML_NEST, sizeof(MatroskaTrackEncoding), 0x42, { .n = matroska_track_encoding } },
    { 0 }
}

Definition at line 505 of file matroskadec.c.

matroska_track_plane

const EbmlSyntax matroska_track_plane[]

static

Initial value:

= {
    { MATROSKA_ID_TRACKPLANEUID,  EBML_UINT, 0, 0x42 },
    { MATROSKA_ID_TRACKPLANETYPE, EBML_UINT, 0, 0x42 },
    { 0 }
}

Definition at line 510 of file matroskadec.c.

matroska_track_combine_planes

const EbmlSyntax matroska_track_combine_planes[]

static

Initial value:

= {
    { MATROSKA_ID_TRACKPLANE, EBML_NEST, sizeof(MatroskaTrackPlane), 0x42, {.n = matroska_track_plane} },
    { 0 }
}

Definition at line 516 of file matroskadec.c.

matroska_track_operation

const EbmlSyntax matroska_track_operation[]

static

Initial value:

= {
    { MATROSKA_ID_TRACKCOMBINEPLANES, EBML_NEST, 0, 0, {.n = matroska_track_combine_planes} },
    { 0 }
}

Definition at line 521 of file matroskadec.c.

matroska_track

const EbmlSyntax matroska_track[]

static

Initial value:

= {
    { MATROSKA_ID_TRACKNUMBER,           EBML_UINT,  0, 0x42 },
    { MATROSKA_ID_TRACKNAME,             EBML_UTF8,  0, 0x42 },
    { MATROSKA_ID_TRACKUID,              EBML_UINT,  0, 0x42 },
    { MATROSKA_ID_TRACKTYPE,             EBML_UINT,  0, 0x42 },
    { MATROSKA_ID_CODECID,               EBML_STR,   0, 0x42 },
    { MATROSKA_ID_CODECPRIVATE,          EBML_BIN,   0, 0x42 },
    { MATROSKA_ID_CODECDELAY,            EBML_UINT,  0, 0x42 },
    { MATROSKA_ID_TRACKLANGUAGE,         EBML_UTF8,  0, 0x42,     { .s = "eng" } },
    { MATROSKA_ID_TRACKDEFAULTDURATION,  EBML_UINT,  0, 0x42 },
    { MATROSKA_ID_TRACKTIMECODESCALE,    EBML_FLOAT, 0, 0x42,   { .f = 1.0 } },
    { MATROSKA_ID_TRACKFLAGDEFAULT,      EBML_UINT,  0, 0x42, { .u = 1 } },
    { MATROSKA_ID_TRACKFLAGFORCED,       EBML_UINT,  0, 0x42,  { .u = 0 } },
    { MATROSKA_ID_TRACKVIDEO,            EBML_NEST,  0, 0x42,        { .n = matroska_track_video } },
    { MATROSKA_ID_TRACKAUDIO,            EBML_NEST,  0, 0x42,        { .n = matroska_track_audio } },
    { MATROSKA_ID_TRACKOPERATION,        EBML_NEST,  0, 0x42,    { .n = matroska_track_operation } },
    { MATROSKA_ID_TRACKCONTENTENCODINGS, EBML_NEST,  0, 0,                                     { .n = matroska_track_encodings } },
    { MATROSKA_ID_TRACKMAXBLKADDID,      EBML_UINT,  0, 0x42 },
    { MATROSKA_ID_SEEKPREROLL,           EBML_UINT,  0, 0x42 },
    { MATROSKA_ID_TRACKFLAGENABLED,      EBML_NONE },
    { MATROSKA_ID_TRACKFLAGLACING,       EBML_NONE },
    { MATROSKA_ID_CODECNAME,             EBML_NONE },
    { MATROSKA_ID_CODECDECODEALL,        EBML_NONE },
    { MATROSKA_ID_CODECINFOURL,          EBML_NONE },
    { MATROSKA_ID_CODECDOWNLOADURL,      EBML_NONE },
    { MATROSKA_ID_TRACKMINCACHE,         EBML_NONE },
    { MATROSKA_ID_TRACKMAXCACHE,         EBML_NONE },
    { 0 }
}

Definition at line 526 of file matroskadec.c.

matroska_tracks

const EbmlSyntax matroska_tracks[]

static

Initial value:

= {
    { MATROSKA_ID_TRACKENTRY, EBML_NEST, sizeof(MatroskaTrack), 0x42, { .n = matroska_track } },
    { 0 }
}

Definition at line 556 of file matroskadec.c.

matroska_attachment

const EbmlSyntax matroska_attachment[]

static

Initial value:

= {
    { MATROSKA_ID_FILEUID,      EBML_UINT, 0, 0x42 },
    { MATROSKA_ID_FILENAME,     EBML_UTF8, 0, 0x42 },
    { MATROSKA_ID_FILEMIMETYPE, EBML_STR,  0, 0x42 },
    { MATROSKA_ID_FILEDATA,     EBML_BIN,  0, 0x42 },
    { MATROSKA_ID_FILEDESC,     EBML_NONE },
    { 0 }
}

Definition at line 561 of file matroskadec.c.

matroska_attachments

const EbmlSyntax matroska_attachments[]

static

Initial value:

= {
    { MATROSKA_ID_ATTACHEDFILE, EBML_NEST, sizeof(MatroskaAttachment), 0x42, { .n = matroska_attachment } },
    { 0 }
}

Definition at line 570 of file matroskadec.c.

matroska_chapter_display

const EbmlSyntax matroska_chapter_display[]

static

Initial value:

= {
    { MATROSKA_ID_CHAPSTRING,  EBML_UTF8, 0, 0x42 },
    { MATROSKA_ID_CHAPLANG,    EBML_NONE },
    { MATROSKA_ID_CHAPCOUNTRY, EBML_NONE },
    { 0 }
}

Definition at line 575 of file matroskadec.c.

matroska_chapter_entry

const EbmlSyntax matroska_chapter_entry[]

static

Initial value:

= {
    { MATROSKA_ID_CHAPTERTIMESTART,   EBML_UINT, 0, 0x42, { .u = AV_NOPTS_VALUE } },
    { MATROSKA_ID_CHAPTERTIMEEND,     EBML_UINT, 0, 0x42,   { .u = AV_NOPTS_VALUE } },
    { MATROSKA_ID_CHAPTERUID,         EBML_UINT, 0, 0x42 },
    { MATROSKA_ID_CHAPTERDISPLAY,     EBML_NEST, 0,                        0,         { .n = matroska_chapter_display } },
    { MATROSKA_ID_CHAPTERFLAGHIDDEN,  EBML_NONE },
    { MATROSKA_ID_CHAPTERFLAGENABLED, EBML_NONE },
    { MATROSKA_ID_CHAPTERPHYSEQUIV,   EBML_NONE },
    { MATROSKA_ID_CHAPTERATOM,        EBML_NONE },
    { 0 }
}

Definition at line 582 of file matroskadec.c.

matroska_chapter

const EbmlSyntax matroska_chapter[]

static

Initial value:

= {
    { MATROSKA_ID_CHAPTERATOM,        EBML_NEST, sizeof(MatroskaChapter), 0x42, { .n = matroska_chapter_entry } },
    { MATROSKA_ID_EDITIONUID,         EBML_NONE },
    { MATROSKA_ID_EDITIONFLAGHIDDEN,  EBML_NONE },
    { MATROSKA_ID_EDITIONFLAGDEFAULT, EBML_NONE },
    { MATROSKA_ID_EDITIONFLAGORDERED, EBML_NONE },
    { 0 }
}

Definition at line 594 of file matroskadec.c.

matroska_chapters

const EbmlSyntax matroska_chapters[]

static

Initial value:

= {
    { MATROSKA_ID_EDITIONENTRY, EBML_NEST, 0, 0, { .n = matroska_chapter } },
    { 0 }
}

Definition at line 603 of file matroskadec.c.

matroska_index_pos

const EbmlSyntax matroska_index_pos[]

static

Initial value:

= {
    { MATROSKA_ID_CUETRACK,           EBML_UINT, 0, 0x42 },
    { MATROSKA_ID_CUECLUSTERPOSITION, EBML_UINT, 0, 0x42 },
    { MATROSKA_ID_CUERELATIVEPOSITION,EBML_NONE },
    { MATROSKA_ID_CUEDURATION,        EBML_NONE },
    { MATROSKA_ID_CUEBLOCKNUMBER,     EBML_NONE },
    { 0 }
}

Definition at line 608 of file matroskadec.c.

matroska_index_entry

const EbmlSyntax matroska_index_entry[]

static

Initial value:

= {
    { MATROSKA_ID_CUETIME,          EBML_UINT, 0,                        0x42 },
    { MATROSKA_ID_CUETRACKPOSITION, EBML_NEST, sizeof(MatroskaIndexPos), 0x42, { .n = matroska_index_pos } },
    { 0 }
}

Definition at line 617 of file matroskadec.c.

matroska_index

const EbmlSyntax matroska_index[]

static

Initial value:

= {
    { MATROSKA_ID_POINTENTRY, EBML_NEST, sizeof(MatroskaIndex), 0x42, { .n = matroska_index_entry } },
    { 0 }
}

Definition at line 623 of file matroskadec.c.

matroska_simpletag

const EbmlSyntax matroska_simpletag[]

static

Initial value:

= {
    { MATROSKA_ID_TAGNAME,        EBML_UTF8, 0,                   0x42 },
    { MATROSKA_ID_TAGSTRING,      EBML_UTF8, 0,                   0x42 },
    { MATROSKA_ID_TAGLANG,        EBML_STR,  0,                   0x42, { .s = "und" } },
    { MATROSKA_ID_TAGDEFAULT,     EBML_UINT, 0,                   0x42 },
    { MATROSKA_ID_TAGDEFAULT_BUG, EBML_UINT, 0,                   0x42 },
    { MATROSKA_ID_SIMPLETAG,      EBML_NEST, sizeof(MatroskaTag), 0x42,  { .n = matroska_simpletag } },
    { 0 }
}

Definition at line 628 of file matroskadec.c.

matroska_tagtargets

const EbmlSyntax matroska_tagtargets[]

static

Initial value:

= {
    { MATROSKA_ID_TAGTARGETS_TYPE,       EBML_STR,  0, 0x42 },
    { MATROSKA_ID_TAGTARGETS_TYPEVALUE,  EBML_UINT, 0, 0x42, { .u = 50 } },
    { MATROSKA_ID_TAGTARGETS_TRACKUID,   EBML_UINT, 0, 0x42 },
    { MATROSKA_ID_TAGTARGETS_CHAPTERUID, EBML_UINT, 0, 0x42 },
    { MATROSKA_ID_TAGTARGETS_ATTACHUID,  EBML_UINT, 0, 0x42 },
    { 0 }
}

Definition at line 638 of file matroskadec.c.

matroska_tag

const EbmlSyntax matroska_tag[]

static

Initial value:

= {
    { MATROSKA_ID_SIMPLETAG,  EBML_NEST, sizeof(MatroskaTag), 0x42,    { .n = matroska_simpletag } },
    { MATROSKA_ID_TAGTARGETS, EBML_NEST, 0,                   0x42, { .n = matroska_tagtargets } },
    { 0 }
}

Definition at line 647 of file matroskadec.c.

matroska_tags

const EbmlSyntax matroska_tags[]

static

Initial value:

= {
    { MATROSKA_ID_TAG, EBML_NEST, sizeof(MatroskaTags), 0x42, { .n = matroska_tag } },
    { 0 }
}

Definition at line 653 of file matroskadec.c.

matroska_seekhead_entry

const EbmlSyntax matroska_seekhead_entry[]

static

Initial value:

= {
    { MATROSKA_ID_SEEKID,       EBML_UINT, 0, 0x42 },
    { MATROSKA_ID_SEEKPOSITION, EBML_UINT, 0, 0x42, { .u = -1 } },
    { 0 }
}

Definition at line 658 of file matroskadec.c.

matroska_seekhead

const EbmlSyntax matroska_seekhead[]

static

Initial value:

= {
    { MATROSKA_ID_SEEKENTRY, EBML_NEST, sizeof(MatroskaSeekhead), 0x42, { .n = matroska_seekhead_entry } },
    { 0 }
}

Definition at line 664 of file matroskadec.c.

matroska_segment

const EbmlSyntax matroska_segment[]

static

Initial value:

= {
    { MATROSKA_ID_INFO,        EBML_LEVEL1, 0, 0, { .n = matroska_info } },
    { MATROSKA_ID_TRACKS,      EBML_LEVEL1, 0, 0, { .n = matroska_tracks } },
    { MATROSKA_ID_ATTACHMENTS, EBML_LEVEL1, 0, 0, { .n = matroska_attachments } },
    { MATROSKA_ID_CHAPTERS,    EBML_LEVEL1, 0, 0, { .n = matroska_chapters } },
    { MATROSKA_ID_CUES,        EBML_LEVEL1, 0, 0, { .n = matroska_index } },
    { MATROSKA_ID_TAGS,        EBML_LEVEL1, 0, 0, { .n = matroska_tags } },
    { MATROSKA_ID_SEEKHEAD,    EBML_LEVEL1, 0, 0, { .n = matroska_seekhead } },
    { MATROSKA_ID_CLUSTER,     EBML_STOP },
    { 0 }
}

Definition at line 669 of file matroskadec.c.

matroska_segments

const EbmlSyntax matroska_segments[]

static

Initial value:

= {
    { MATROSKA_ID_SEGMENT, EBML_NEST, 0, 0, { .n = matroska_segment } },
    { 0 }
}

Definition at line 681 of file matroskadec.c.

matroska_blockmore

const EbmlSyntax matroska_blockmore[]

static

Initial value:

= {
    { MATROSKA_ID_BLOCKADDID,      EBML_UINT, 0, 0x42 },
    { MATROSKA_ID_BLOCKADDITIONAL, EBML_BIN,  0, 0x42 },
    { 0 }
}

Definition at line 686 of file matroskadec.c.

matroska_blockadditions

const EbmlSyntax matroska_blockadditions[]

static

Initial value:

= {
    { MATROSKA_ID_BLOCKMORE, EBML_NEST, 0, 0, {.n = matroska_blockmore} },
    { 0 }
}

Definition at line 692 of file matroskadec.c.

matroska_blockgroup

const EbmlSyntax matroska_blockgroup[]

static

Initial value:

= {
    { MATROSKA_ID_BLOCK,          EBML_BIN,  0, 0x42 },
    { MATROSKA_ID_BLOCKADDITIONS, EBML_NEST, 0, 0, { .n = matroska_blockadditions} },
    { MATROSKA_ID_SIMPLEBLOCK,    EBML_BIN,  0, 0x42 },
    { MATROSKA_ID_BLOCKDURATION,  EBML_UINT, 0, 0x42 },
    { MATROSKA_ID_DISCARDPADDING, EBML_SINT, 0, 0x42 },
    { MATROSKA_ID_BLOCKREFERENCE, EBML_SINT, 0, 0x42, { .i = INT64_MIN } },
    { MATROSKA_ID_CODECSTATE,     EBML_NONE },
    {                          1, EBML_UINT, 0, 0x42, { .u = 1 } },
    { 0 }
}

Definition at line 697 of file matroskadec.c.

matroska_cluster

const EbmlSyntax matroska_cluster[]

static

Initial value:

= {
    { MATROSKA_ID_CLUSTERTIMECODE, EBML_UINT, 0,                     0x42 },
    { MATROSKA_ID_BLOCKGROUP,      EBML_NEST, sizeof(MatroskaBlock), 0x42, { .n = matroska_blockgroup } },
    { MATROSKA_ID_SIMPLEBLOCK,     EBML_PASS, sizeof(MatroskaBlock), 0x42, { .n = matroska_blockgroup } },
    { MATROSKA_ID_CLUSTERPOSITION, EBML_NONE },
    { MATROSKA_ID_CLUSTERPREVSIZE, EBML_NONE },
    { 0 }
}

Definition at line 709 of file matroskadec.c.

matroska_clusters

const EbmlSyntax matroska_clusters[]

static

Initial value:

= {
    { MATROSKA_ID_CLUSTER,  EBML_NEST, 0, 0, { .n = matroska_cluster } },
    { MATROSKA_ID_INFO,     EBML_NONE },
    { MATROSKA_ID_CUES,     EBML_NONE },
    { MATROSKA_ID_TAGS,     EBML_NONE },
    { MATROSKA_ID_SEEKHEAD, EBML_NONE },
    { 0 }
}

Definition at line 718 of file matroskadec.c.

matroska_cluster_incremental_parsing

const EbmlSyntax matroska_cluster_incremental_parsing[]

static

Initial value:

= {
    { MATROSKA_ID_CLUSTERTIMECODE, EBML_UINT, 0,                     0x42 },
    { MATROSKA_ID_BLOCKGROUP,      EBML_NEST, sizeof(MatroskaBlock), 0x42, { .n = matroska_blockgroup } },
    { MATROSKA_ID_SIMPLEBLOCK,     EBML_PASS, sizeof(MatroskaBlock), 0x42, { .n = matroska_blockgroup } },
    { MATROSKA_ID_CLUSTERPOSITION, EBML_NONE },
    { MATROSKA_ID_CLUSTERPREVSIZE, EBML_NONE },
    { MATROSKA_ID_INFO,            EBML_NONE },
    { MATROSKA_ID_CUES,            EBML_NONE },
    { MATROSKA_ID_TAGS,            EBML_NONE },
    { MATROSKA_ID_SEEKHEAD,        EBML_NONE },
    { MATROSKA_ID_CLUSTER,         EBML_STOP },
    { 0 }
}

Definition at line 727 of file matroskadec.c.

matroska_cluster_incremental

const EbmlSyntax matroska_cluster_incremental[]

static

Initial value:

= {
    { MATROSKA_ID_CLUSTERTIMECODE, EBML_UINT, 0, 0x42 },
    { MATROSKA_ID_BLOCKGROUP,      EBML_STOP },
    { MATROSKA_ID_SIMPLEBLOCK,     EBML_STOP },
    { MATROSKA_ID_CLUSTERPOSITION, EBML_NONE },
    { MATROSKA_ID_CLUSTERPREVSIZE, EBML_NONE },
    { 0 }
}

Definition at line 741 of file matroskadec.c.

matroska_clusters_incremental

const EbmlSyntax matroska_clusters_incremental[]

static

Initial value:

= {
    { MATROSKA_ID_CLUSTER,  EBML_NEST, 0, 0, { .n = matroska_cluster_incremental } },
    { MATROSKA_ID_INFO,     EBML_NONE },
    { MATROSKA_ID_CUES,     EBML_NONE },
    { MATROSKA_ID_TAGS,     EBML_NONE },
    { MATROSKA_ID_SEEKHEAD, EBML_NONE },
    { 0 }
}

Definition at line 750 of file matroskadec.c.

matroska_doctypes

const char* const matroska_doctypes[] = { "matroska", "webm" }

static

Definition at line 759 of file matroskadec.c.

Referenced by matroska_probe(), and matroska_read_header().

options

const AVOption options[]

static

Initial value:

= {
    { "live", "flag indicating that the input is a live file that only has the headers.", OFFSET(is_live), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, AV_OPT_FLAG_DECODING_PARAM },
    { "bandwidth", "bandwidth of this stream to be specified in the DASH manifest.", OFFSET(bandwidth), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, AV_OPT_FLAG_DECODING_PARAM },
    { NULL },
}

Definition at line 4013 of file matroskadec.c.

webm_dash_class

const AVClass webm_dash_class

static

Initial value:

= {
    .class_name = "WebM DASH Manifest demuxer",
    .item_name  = av_default_item_name,
    .option     = options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 4019 of file matroskadec.c.

ff_matroska_demuxer

AVInputFormat ff_matroska_demuxer

Initial value:

= {
    .name           = "matroska,webm",
    .long_name      = NULL_IF_CONFIG_SMALL("Matroska / WebM"),
    .extensions     = "mkv,mk3d,mka,mks",
    .priv_data_size = sizeof(MatroskaDemuxContext),
    .read_probe     = matroska_probe,
    .read_header    = matroska_read_header,
    .read_packet    = matroska_read_packet,
    .read_close     = matroska_read_close,
    .read_seek      = matroska_read_seek,
    .mime_type      = "audio/webm,audio/x-matroska,video/webm,video/x-matroska"
}

Definition at line 4026 of file matroskadec.c.

ff_webm_dash_manifest_demuxer

AVInputFormat ff_webm_dash_manifest_demuxer

Initial value:

= {
    .name           = "webm_dash_manifest",
    .long_name      = NULL_IF_CONFIG_SMALL("WebM DASH Manifest"),
    .priv_data_size = sizeof(MatroskaDemuxContext),
    .read_header    = webm_dash_manifest_read_header,
    .read_packet    = webm_dash_manifest_read_packet,
    .read_close     = matroska_read_close,
    .priv_class     = &webm_dash_class,
}

Definition at line 4039 of file matroskadec.c.