#include <stdint.h>
#include "av1.h"
#include "avc.h"
#include "hevc.h"
#include "avformat.h"
#include "avio_internal.h"
#include "avlanguage.h"
#include "flacenc.h"
#include "internal.h"
#include "isom.h"
#include "matroska.h"
#include "riff.h"
#include "subtitles.h"
#include "vorbiscomment.h"
#include "wv.h"
#include "libavutil/avstring.h"
#include "libavutil/channel_layout.h"
#include "libavutil/crc.h"
#include "libavutil/dict.h"
#include "libavutil/intfloat.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/lfg.h"
#include "libavutil/mastering_display_metadata.h"
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "libavutil/parseutils.h"
#include "libavutil/random_seed.h"
#include "libavutil/rational.h"
#include "libavutil/samplefmt.h"
#include "libavutil/sha.h"
#include "libavutil/stereo3d.h"
#include "libavcodec/xiph.h"
#include "libavcodec/mpeg4audio.h"
#include "libavcodec/internal.h"

Data Structures
struct	ebml_master

struct	mkv_seekhead_entry

struct	mkv_seekhead

struct	mkv_cuepoint

struct	mkv_cues

struct	mkv_track

struct	mkv_attachment

struct	mkv_attachments

struct	MatroskaMuxContext

Macros
#define	MODE_MATROSKAv2 0x01

#define	MODE_WEBM 0x02

#define	MAX_TRACKS 126
	Maximum number of tracks allowed in a Matroska file (with track numbers in range 1 to 126 (inclusive) More...

#define	MAX_SEEKENTRY_SIZE 21
	2 bytes * 3 for EBML IDs, 3 1-byte EBML lengths, 8 bytes for 64 bit offset, 4 bytes for target EBML ID More...

#define	MAX_CUETRACKPOS_SIZE 42
	per-cuepoint-track - 5 1-byte EBML IDs, 5 1-byte EBML sizes, 4 8-byte uint max More...

#define	MAX_CUEPOINT_SIZE(num_tracks) 12 + MAX_CUETRACKPOS_SIZE * num_tracks
	per-cuepoint - 2 1-byte EBML IDs, 2 1-byte EBML sizes, 8-byte uint max More...

#define	OPUS_SEEK_PREROLL 80000000
	Seek preroll value for opus. More...

#define	OFFSET(x) offsetof(MatroskaMuxContext, x)

#define	FLAGS AV_OPT_FLAG_ENCODING_PARAM

Functions
static int	ebml_id_size (unsigned int id)

static void	put_ebml_id (AVIOContext *pb, unsigned int id)

static void	put_ebml_size_unknown (AVIOContext *pb, int bytes)
	Write an EBML size meaning "unknown size". More...

static int	ebml_num_size (uint64_t num)
	Calculate how many bytes are needed to represent a given number in EBML. More...

static void	put_ebml_num (AVIOContext *pb, uint64_t num, int bytes)
	Write a number in EBML variable length format. More...

static void	put_ebml_uint (AVIOContext *pb, unsigned int elementid, uint64_t val)

static void	put_ebml_sint (AVIOContext *pb, unsigned int elementid, int64_t val)

static void	put_ebml_float (AVIOContext *pb, unsigned int elementid, double val)

static void	put_ebml_binary (AVIOContext pb, unsigned int elementid, const void buf, int size)

static void	put_ebml_string (AVIOContext pb, unsigned int elementid, const char str)

static void	put_ebml_void (AVIOContext *pb, uint64_t size)
	Write a void element of a given size. More...

static ebml_master	start_ebml_master (AVIOContext *pb, unsigned int elementid, uint64_t expectedsize)

static void	end_ebml_master (AVIOContext *pb, ebml_master master)

static int	start_ebml_master_crc32 (AVIOContext pb, AVIOContext dyn_cp, MatroskaMuxContext mkv, ebml_master *master, unsigned int elementid, uint64_t expectedsize)

static void	end_ebml_master_crc32 (AVIOContext pb, AVIOContext dyn_cp, MatroskaMuxContext mkv, ebml_master master)

static void	end_ebml_master_crc32_preliminary (AVIOContext pb, AVIOContext dyn_cp, MatroskaMuxContext mkv, ebml_master master)
	Complete ebml master whithout destroying the buffer, allowing for later updates. More...

static void	put_xiph_size (AVIOContext *pb, int size)

static void	mkv_free (MatroskaMuxContext *mkv)
	Free the members allocated in the mux context. More...

static mkv_seekhead *	mkv_start_seekhead (AVIOContext *pb, int64_t segment_offset, int numelements)
	Initialize a mkv_seekhead element to be ready to index level 1 Matroska elements. More...

static int	mkv_add_seekhead_entry (mkv_seekhead *seekhead, unsigned int elementid, uint64_t filepos)

static int64_t	mkv_write_seekhead (AVIOContext pb, MatroskaMuxContext mkv)
	Write the seek head to the file and free it. More...

static mkv_cues *	mkv_start_cues (int64_t segment_offset)

static int	mkv_add_cuepoint (mkv_cues *cues, int stream, int tracknum, int64_t ts, int64_t cluster_pos, int64_t relative_pos, int64_t duration)

static int64_t	mkv_write_cues (AVFormatContext s, mkv_cues cues, mkv_track *tracks, int num_tracks)

static int	put_xiph_codecpriv (AVFormatContext s, AVIOContext pb, AVCodecParameters *par)

static int	put_wv_codecpriv (AVIOContext pb, AVCodecParameters par)

static int	put_flac_codecpriv (AVFormatContext s, AVIOContext pb, AVCodecParameters *par)

static int	get_aac_sample_rates (AVFormatContext s, uint8_t extradata, int extradata_size, int sample_rate, int output_sample_rate)

static int	mkv_write_native_codecprivate (AVFormatContext s, AVIOContext pb, AVCodecParameters par, AVIOContext dyn_cp)

static int	mkv_write_codecprivate (AVFormatContext s, AVIOContext pb, AVCodecParameters *par, int native_id, int qt_id)

static int	mkv_write_video_color (AVIOContext pb, AVCodecParameters par, AVStream *st)

static int	mkv_write_video_projection (AVFormatContext s, AVIOContext pb, AVStream *st)

static void	mkv_write_field_order (AVIOContext *pb, int mode, enum AVFieldOrder field_order)

static int	mkv_write_stereo_mode (AVFormatContext s, AVIOContext pb, AVStream st, int mode, int h_width, int *h_height)

static int	mkv_write_track (AVFormatContext s, MatroskaMuxContext mkv, int i, AVIOContext *pb, int default_stream_exists)

static int	mkv_write_tracks (AVFormatContext *s)

static int	mkv_write_chapters (AVFormatContext *s)

static int	mkv_write_simpletag (AVIOContext pb, AVDictionaryEntry t)

static int	mkv_write_tag_targets (AVFormatContext s, unsigned int elementid, unsigned int uid, ebml_master tags, ebml_master *tag)

static int	mkv_check_tag_name (const char *name, unsigned int elementid)

static int	mkv_write_tag (AVFormatContext s, AVDictionary m, unsigned int elementid, unsigned int uid, ebml_master *tags)

static int	mkv_check_tag (AVDictionary *m, unsigned int elementid)

static int	mkv_write_tags (AVFormatContext *s)

static int	mkv_write_attachments (AVFormatContext *s)

static int64_t	get_metadata_duration (AVFormatContext *s)

static int	mkv_write_header (AVFormatContext *s)

static int	mkv_blockgroup_size (int pkt_size)

static int	mkv_strip_wavpack (const uint8_t src, uint8_t pdst, int size)

static void	mkv_write_block (AVFormatContext s, AVIOContext pb, unsigned int blockid, AVPacket *pkt, int keyframe)

static int	mkv_write_vtt_blocks (AVFormatContext s, AVIOContext pb, AVPacket *pkt)

static void	mkv_start_new_cluster (AVFormatContext s, AVPacket pkt)

static int	mkv_check_new_extra_data (AVFormatContext s, AVPacket pkt)

static int	mkv_write_packet_internal (AVFormatContext s, AVPacket pkt, int add_cue)

static int	mkv_write_packet (AVFormatContext s, AVPacket pkt)

static int	mkv_write_flush_packet (AVFormatContext s, AVPacket pkt)

static int	mkv_write_trailer (AVFormatContext *s)

static int	mkv_query_codec (enum AVCodecID codec_id, int std_compliance)

static int	webm_query_codec (enum AVCodecID codec_id, int std_compliance)

static int	mkv_init (struct AVFormatContext *s)

static int	mkv_check_bitstream (struct AVFormatContext s, const AVPacket pkt)

Variables
static const AVCodecTag	additional_audio_tags []

static const AVCodecTag	additional_video_tags []

static const AVCodecTag	additional_subtitle_tags []

static const AVOption	options []

Macro Definition Documentation

#define MODE_MATROSKAv2 0x01

Definition at line 113 of file matroskaenc.c.

Referenced by mkv_write_header().

#define MODE_WEBM 0x02

Definition at line 114 of file matroskaenc.c.

Referenced by end_ebml_master_crc32(), mkv_write_chapters(), mkv_write_field_order(), mkv_write_header(), mkv_write_stereo_mode(), mkv_write_tags(), mkv_write_track(), and start_ebml_master_crc32().

#define MAX_TRACKS 126

Maximum number of tracks allowed in a Matroska file (with track numbers in range 1 to 126 (inclusive)

Definition at line 118 of file matroskaenc.c.

Referenced by mkv_init().

#define MAX_SEEKENTRY_SIZE 21

2 bytes * 3 for EBML IDs, 3 1-byte EBML lengths, 8 bytes for 64 bit offset, 4 bytes for target EBML ID

Definition at line 170 of file matroskaenc.c.

Referenced by mkv_start_seekhead(), and mkv_write_seekhead().

#define MAX_CUETRACKPOS_SIZE 42

per-cuepoint-track - 5 1-byte EBML IDs, 5 1-byte EBML sizes, 4 8-byte uint max

Definition at line 174 of file matroskaenc.c.

Referenced by mkv_write_cues().

#define MAX_CUEPOINT_SIZE ( num_tracks ) 12 + MAX_CUETRACKPOS_SIZE * num_tracks

per-cuepoint - 2 1-byte EBML IDs, 2 1-byte EBML sizes, 8-byte uint max

Definition at line 177 of file matroskaenc.c.

Referenced by mkv_write_cues().

#define OPUS_SEEK_PREROLL 80000000

Seek preroll value for opus.

Definition at line 180 of file matroskaenc.c.

#define OFFSET ( x ) offsetof(MatroskaMuxContext, x)

Definition at line 2788 of file matroskaenc.c.

#define FLAGS AV_OPT_FLAG_ENCODING_PARAM

Definition at line 2789 of file matroskaenc.c.

Function Documentation

static int ebml_id_size ( unsigned int id )

static

Definition at line 182 of file matroskaenc.c.

Referenced by mkv_write_seekhead(), and put_ebml_id().

static void put_ebml_id	(	AVIOContext *	pb,
		unsigned int	id
	)

static

Definition at line 187 of file matroskaenc.c.

Referenced by mkv_write_block(), mkv_write_seekhead(), mkv_write_vtt_blocks(), put_ebml_binary(), put_ebml_float(), put_ebml_sint(), put_ebml_uint(), put_ebml_void(), and start_ebml_master().

static void put_ebml_size_unknown	(	AVIOContext *	pb,
		int	bytes
	)

static

Write an EBML size meaning "unknown size".

Parameters

bytes The number of bytes the size should occupy (maximum: 8).

Definition at line 199 of file matroskaenc.c.

Referenced by start_ebml_master().

static int ebml_num_size ( uint64_t num )

static

Calculate how many bytes are needed to represent a given number in EBML.

Definition at line 209 of file matroskaenc.c.

Referenced by mkv_blockgroup_size(), put_ebml_num(), and start_ebml_master().

static void put_ebml_num	(	AVIOContext *	pb,
		uint64_t	num,
		int	bytes
	)

static

Write a number in EBML variable length format.

Parameters

bytes The number of bytes that need to be used to write the number. If zero, any number of bytes can be used.

Definition at line 223 of file matroskaenc.c.

Referenced by end_ebml_master(), mkv_write_block(), mkv_write_seekhead(), mkv_write_vtt_blocks(), put_ebml_binary(), put_ebml_float(), put_ebml_sint(), put_ebml_uint(), and put_ebml_void().

static void put_ebml_uint	(	AVIOContext *	pb,
		unsigned int	elementid,
		uint64_t	val
	)

static

Definition at line 242 of file matroskaenc.c.

Referenced by mkv_write_attachments(), mkv_write_block(), mkv_write_chapters(), mkv_write_cues(), mkv_write_field_order(), mkv_write_header(), mkv_write_packet_internal(), mkv_write_seekhead(), mkv_write_stereo_mode(), mkv_write_tag_targets(), mkv_write_track(), mkv_write_video_color(), mkv_write_video_projection(), and mkv_write_vtt_blocks().

static void put_ebml_sint	(	AVIOContext *	pb,
		unsigned int	elementid,
		int64_t	val
	)

static

Definition at line 255 of file matroskaenc.c.

Referenced by mkv_write_block().

static void put_ebml_float	(	AVIOContext *	pb,
		unsigned int	elementid,
		double	val
	)

static

Definition at line 268 of file matroskaenc.c.

Referenced by mkv_check_new_extra_data(), mkv_write_header(), mkv_write_trailer(), mkv_write_video_color(), and mkv_write_video_projection().

static void put_ebml_binary	(	AVIOContext *	pb,
		unsigned int	elementid,
		const void *	buf,
		int	size
	)

static

Definition at line 275 of file matroskaenc.c.

Referenced by end_ebml_master_crc32(), mkv_check_new_extra_data(), mkv_write_attachments(), mkv_write_codecprivate(), mkv_write_header(), mkv_write_trailer(), mkv_write_video_projection(), and put_ebml_string().

static void put_ebml_string	(	AVIOContext *	pb,
		unsigned int	elementid,
		const char *	str
	)

static

Definition at line 283 of file matroskaenc.c.

Referenced by mkv_write_attachments(), mkv_write_chapters(), mkv_write_header(), mkv_write_simpletag(), mkv_write_tags(), and mkv_write_track().

static void put_ebml_void	(	AVIOContext *	pb,
		uint64_t	size
	)

static

Write a void element of a given size.

Useful for reserving space in the file to be written to later.

Parameters

size	The number of bytes to reserve, which must be at least 2.

Definition at line 295 of file matroskaenc.c.

Referenced by mkv_check_new_extra_data(), mkv_start_seekhead(), mkv_write_header(), mkv_write_native_codecprivate(), mkv_write_seekhead(), mkv_write_tags(), mkv_write_trailer(), and start_ebml_master_crc32().

static ebml_master start_ebml_master	(	AVIOContext *	pb,
		unsigned int	elementid,
		uint64_t	expectedsize
	)

static

Definition at line 312 of file matroskaenc.c.

Referenced by mkv_write_attachments(), mkv_write_block(), mkv_write_chapters(), mkv_write_cues(), mkv_write_header(), mkv_write_packet_internal(), mkv_write_seekhead(), mkv_write_simpletag(), mkv_write_tag_targets(), mkv_write_tags(), mkv_write_track(), mkv_write_video_color(), mkv_write_video_projection(), mkv_write_vtt_blocks(), and start_ebml_master_crc32().

static void end_ebml_master	(	AVIOContext *	pb,
		ebml_master	master
	)

static

Definition at line 321 of file matroskaenc.c.

Referenced by end_ebml_master_crc32(), end_ebml_master_crc32_preliminary(), mkv_write_attachments(), mkv_write_block(), mkv_write_chapters(), mkv_write_cues(), mkv_write_header(), mkv_write_packet_internal(), mkv_write_seekhead(), mkv_write_simpletag(), mkv_write_tag(), mkv_write_tag_targets(), mkv_write_tags(), mkv_write_trailer(), mkv_write_video_color(), mkv_write_video_projection(), and mkv_write_vtt_blocks().

static int start_ebml_master_crc32	(	AVIOContext *	pb,
		AVIOContext **	dyn_cp,
		MatroskaMuxContext *	mkv,
		ebml_master *	master,
		unsigned int	elementid,
		uint64_t	expectedsize
	)

static

Definition at line 331 of file matroskaenc.c.

Referenced by mkv_write_attachments(), mkv_write_chapters(), mkv_write_cues(), mkv_write_header(), mkv_write_packet_internal(), mkv_write_seekhead(), mkv_write_tag_targets(), and mkv_write_tracks().

static void end_ebml_master_crc32	(	AVIOContext *	pb,
		AVIOContext **	dyn_cp,
		MatroskaMuxContext *	mkv,
		ebml_master	master
	)

static

Definition at line 349 of file matroskaenc.c.

Referenced by mkv_start_new_cluster(), mkv_write_attachments(), mkv_write_chapters(), mkv_write_cues(), mkv_write_flush_packet(), mkv_write_header(), mkv_write_seekhead(), mkv_write_tags(), mkv_write_tracks(), and mkv_write_trailer().

static void end_ebml_master_crc32_preliminary	(	AVIOContext *	pb,
		AVIOContext **	dyn_cp,
		MatroskaMuxContext *	mkv,
		ebml_master	master
	)

static

Complete ebml master whithout destroying the buffer, allowing for later updates.

Definition at line 376 of file matroskaenc.c.

Referenced by mkv_write_header(), mkv_write_tags(), and mkv_write_tracks().

static void put_xiph_size	(	AVIOContext *	pb,
		int	size
	)

static

Definition at line 389 of file matroskaenc.c.

Referenced by put_xiph_codecpriv().

static void mkv_free ( MatroskaMuxContext * mkv )

static

Free the members allocated in the mux context.

Definition at line 398 of file matroskaenc.c.

Referenced by mkv_write_header(), and mkv_write_trailer().

static mkv_seekhead* mkv_start_seekhead	(	AVIOContext *	pb,
		int64_t	segment_offset,
		int	numelements
	)

static

Initialize a mkv_seekhead element to be ready to index level 1 Matroska elements.

If a maximum number of elements is specified, enough space will be reserved at the current file location to write a seek head of that size.

Parameters

segment_offset	The absolute offset to the position in the file where the segment begins.
numelements	The maximum number of elements that will be indexed by this seek head, 0 if unlimited.

Definition at line 444 of file matroskaenc.c.

Referenced by mkv_write_header().

static int mkv_add_seekhead_entry	(	mkv_seekhead *	seekhead,
		unsigned int	elementid,
		uint64_t	filepos
	)

static

Definition at line 465 of file matroskaenc.c.

Referenced by mkv_write_attachments(), mkv_write_chapters(), mkv_write_header(), mkv_write_tag_targets(), mkv_write_tracks(), and mkv_write_trailer().

static int64_t mkv_write_seekhead	(	AVIOContext *	pb,
		MatroskaMuxContext *	mkv
	)

static

Write the seek head to the file and free it.

If a maximum number of elements was specified to mkv_start_seekhead(), the seek head will be written at the location reserved for it. Otherwise, it is written at the current location in the file.

Returns: The file offset where the seekhead was written, -1 if an error occurred.

Definition at line 493 of file matroskaenc.c.

Referenced by mkv_write_header(), and mkv_write_trailer().

static mkv_cues* mkv_start_cues ( int64_t segment_offset )

static

Definition at line 544 of file matroskaenc.c.

Referenced by mkv_write_header().

static int mkv_add_cuepoint	(	mkv_cues *	cues,
		int	stream,
		int	tracknum,
		int64_t	ts,
		int64_t	cluster_pos,
		int64_t	relative_pos,
		int64_t	duration
	)

static

Definition at line 554 of file matroskaenc.c.

Referenced by mkv_write_packet_internal().

static int64_t mkv_write_cues	(	AVFormatContext *	s,
		mkv_cues *	cues,
		mkv_track *	tracks,
		int	num_tracks
	)

static

Definition at line 577 of file matroskaenc.c.

Referenced by mkv_write_trailer().

static int put_xiph_codecpriv	(	AVFormatContext *	s,
		AVIOContext *	pb,
		AVCodecParameters *	par
	)

static

Definition at line 637 of file matroskaenc.c.

Referenced by mkv_write_native_codecprivate().

static int put_wv_codecpriv	(	AVIOContext *	pb,
		AVCodecParameters *	par
	)

static

Definition at line 665 of file matroskaenc.c.

Referenced by mkv_write_native_codecprivate().

static int put_flac_codecpriv	(	AVFormatContext *	s,
		AVIOContext *	pb,
		AVCodecParameters *	par
	)

static

Definition at line 674 of file matroskaenc.c.

Referenced by mkv_write_native_codecprivate().

static int get_aac_sample_rates	(	AVFormatContext *	s,
		uint8_t *	extradata,
		int	extradata_size,
		int *	sample_rate,
		int *	output_sample_rate
	)

static

Definition at line 721 of file matroskaenc.c.

Referenced by mkv_check_new_extra_data(), and mkv_write_track().

static int mkv_write_native_codecprivate	(	AVFormatContext *	s,
		AVIOContext *	pb,
		AVCodecParameters *	par,
		AVIOContext *	dyn_cp
	)

static

Definition at line 754 of file matroskaenc.c.

Referenced by mkv_write_codecprivate().

static int mkv_write_codecprivate	(	AVFormatContext *	s,
		AVIOContext *	pb,
		AVCodecParameters *	par,
		int	native_id,
		int	qt_id
	)

static

Definition at line 807 of file matroskaenc.c.

Referenced by mkv_check_new_extra_data().

static int mkv_write_video_color	(	AVIOContext *	pb,
		AVCodecParameters *	par,
		AVStream *	st
	)

static

Definition at line 874 of file matroskaenc.c.

static int mkv_write_video_projection	(	AVFormatContext *	s,
		AVIOContext *	pb,
		AVStream *	st
	)

static

Definition at line 964 of file matroskaenc.c.

static void mkv_write_field_order	(	AVIOContext *	pb,
		int	mode,
		enum AVFieldOrder	field_order
	)

static

Definition at line 1041 of file matroskaenc.c.

static int mkv_write_stereo_mode	(	AVFormatContext *	s,
		AVIOContext *	pb,
		AVStream *	st,
		int	mode,
		int *	h_width,
		int *	h_height
	)

static

Definition at line 1080 of file matroskaenc.c.

static int mkv_write_track	(	AVFormatContext *	s,
		MatroskaMuxContext *	mkv,
		int	i,
		AVIOContext *	pb,
		int	default_stream_exists
	)

static

Definition at line 1178 of file matroskaenc.c.

Referenced by mkv_write_tracks().

static int mkv_write_tracks ( AVFormatContext * s )

static

Definition at line 1450 of file matroskaenc.c.

Referenced by mkv_write_header().

static int mkv_write_chapters ( AVFormatContext * s )

static

Definition at line 1482 of file matroskaenc.c.

Referenced by mkv_write_header(), and mkv_write_trailer().

static int mkv_write_simpletag	(	AVIOContext *	pb,
		AVDictionaryEntry *	t
	)

static

Definition at line 1540 of file matroskaenc.c.

Referenced by mkv_write_tag().

static int mkv_write_tag_targets	(	AVFormatContext *	s,
		unsigned int	elementid,
		unsigned int	uid,
		ebml_master *	tags,
		ebml_master *	tag
	)

static

Definition at line 1574 of file matroskaenc.c.

Referenced by mkv_write_tag(), and mkv_write_tags().

static int mkv_check_tag_name	(	const char *	name,
		unsigned int	elementid
	)

static

Definition at line 1599 of file matroskaenc.c.

Referenced by mkv_check_tag(), and mkv_write_tag().

static int mkv_write_tag	(	AVFormatContext *	s,
		AVDictionary *	m,
		unsigned int	elementid,
		unsigned int	uid,
		ebml_master *	tags
	)

static

Definition at line 1613 of file matroskaenc.c.

Referenced by mkv_write_tags().

static int mkv_check_tag	(	AVDictionary *	m,
		unsigned int	elementid
	)

static

Definition at line 1637 of file matroskaenc.c.

Referenced by mkv_write_tags().

static int mkv_write_tags ( AVFormatContext * s )

static

Definition at line 1648 of file matroskaenc.c.

Referenced by mkv_write_header().

static int mkv_write_attachments ( AVFormatContext * s )

static

Definition at line 1734 of file matroskaenc.c.

Referenced by mkv_write_header().

static int64_t get_metadata_duration ( AVFormatContext * s )

static

Definition at line 1832 of file matroskaenc.c.

Referenced by mkv_write_header().

static int mkv_write_header ( AVFormatContext * s )

static

Definition at line 1856 of file matroskaenc.c.

static int mkv_blockgroup_size ( int pkt_size )

static

Definition at line 2055 of file matroskaenc.c.

Referenced by mkv_write_packet_internal(), and mkv_write_vtt_blocks().

static int mkv_strip_wavpack	(	const uint8_t *	src,
		uint8_t **	pdst,
		int *	size
	)

static

Definition at line 2066 of file matroskaenc.c.

Referenced by mkv_write_block().

static void mkv_write_block	(	AVFormatContext *	s,
		AVIOContext *	pb,
		unsigned int	blockid,
		AVPacket *	pkt,
		int	keyframe
	)

static

Definition at line 2119 of file matroskaenc.c.

Referenced by mkv_write_packet_internal().

static int mkv_write_vtt_blocks	(	AVFormatContext *	s,
		AVIOContext *	pb,
		AVPacket *	pkt
	)

static

Definition at line 2222 of file matroskaenc.c.

Referenced by mkv_write_packet_internal().

static void mkv_start_new_cluster	(	AVFormatContext *	s,
		AVPacket *	pkt
	)

static

Definition at line 2260 of file matroskaenc.c.

Referenced by mkv_write_packet(), and mkv_write_packet_internal().

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

static

Definition at line 2278 of file matroskaenc.c.

Referenced by mkv_write_packet().

static int mkv_write_packet_internal	(	AVFormatContext *	s,
		AVPacket *	pkt,
		int	add_cue
	)

static

Definition at line 2386 of file matroskaenc.c.

Referenced by mkv_write_packet(), and mkv_write_trailer().

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

static

Definition at line 2468 of file matroskaenc.c.

Referenced by mkv_write_flush_packet().

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

static

Definition at line 2543 of file matroskaenc.c.

static int mkv_write_trailer ( AVFormatContext * s )

static

Definition at line 2564 of file matroskaenc.c.

static int mkv_query_codec	(	enum AVCodecID	codec_id,
		int	std_compliance
	)

static

Definition at line 2679 of file matroskaenc.c.

static int webm_query_codec	(	enum AVCodecID	codec_id,
		int	std_compliance
	)

static

Definition at line 2696 of file matroskaenc.c.

static int mkv_init ( struct AVFormatContext * s )

static

Definition at line 2706 of file matroskaenc.c.

static int mkv_check_bitstream	(	struct AVFormatContext *	s,
		const AVPacket *	pkt
	)

static

Definition at line 2744 of file matroskaenc.c.

Variable Documentation

const AVCodecTag additional_audio_tags[]

static

Initial value:

= {
    { AV_CODEC_ID_ALAC,      0XFFFFFFFF },
    { AV_CODEC_ID_MLP,       0xFFFFFFFF },
    { AV_CODEC_ID_OPUS,      0xFFFFFFFF },
    { AV_CODEC_ID_PCM_S16BE, 0xFFFFFFFF },
    { AV_CODEC_ID_PCM_S24BE, 0xFFFFFFFF },
    { AV_CODEC_ID_PCM_S32BE, 0xFFFFFFFF },
    { AV_CODEC_ID_QDMC,      0xFFFFFFFF },
    { AV_CODEC_ID_QDM2,      0xFFFFFFFF },
    { AV_CODEC_ID_RA_144,    0xFFFFFFFF },
    { AV_CODEC_ID_RA_288,    0xFFFFFFFF },
    { AV_CODEC_ID_COOK,      0xFFFFFFFF },
    { AV_CODEC_ID_TRUEHD,    0xFFFFFFFF },
    { AV_CODEC_ID_NONE,      0xFFFFFFFF }
}

Definition at line 2759 of file matroskaenc.c.

const AVCodecTag additional_video_tags[]

static

Initial value:

= {
    { AV_CODEC_ID_RV10,      0xFFFFFFFF },
    { AV_CODEC_ID_RV20,      0xFFFFFFFF },
    { AV_CODEC_ID_RV30,      0xFFFFFFFF },
    { AV_CODEC_ID_NONE,      0xFFFFFFFF }
}

Definition at line 2775 of file matroskaenc.c.

const AVCodecTag additional_subtitle_tags[]

static

Initial value:

= {
    { AV_CODEC_ID_DVB_SUBTITLE,      0xFFFFFFFF },
    { AV_CODEC_ID_HDMV_PGS_SUBTITLE, 0xFFFFFFFF },
    { AV_CODEC_ID_NONE,              0xFFFFFFFF }
}

Definition at line 2782 of file matroskaenc.c.

const AVOption options[]

static

Initial value:

= {
    { "reserve_index_space", "Reserve a given amount of space (in bytes) at the beginning of the file for the index (cues).", OFFSET(reserve_cues_space), AV_OPT_TYPE_INT,   { .i64 = 0 },   0, INT_MAX,   FLAGS },
    { "cluster_size_limit",  "Store at most the provided amount of bytes in a cluster. ",                                     OFFSET(cluster_size_limit), AV_OPT_TYPE_INT  , { .i64 = -1 }, -1, INT_MAX,   FLAGS },
    { "cluster_time_limit",  "Store at most the provided number of milliseconds in a cluster.",                               OFFSET(cluster_time_limit), AV_OPT_TYPE_INT64, { .i64 = -1 }, -1, INT64_MAX, FLAGS },
    { "dash", "Create a WebM file conforming to WebM DASH specification", OFFSET(is_dash), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, FLAGS },
    { "dash_track_number", "Track number for the DASH stream", OFFSET(dash_track_number), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 127, FLAGS },
    { "live", "Write files assuming it is a live stream.", OFFSET(is_live), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, FLAGS },
    { "allow_raw_vfw", "allow RAW VFW mode", OFFSET(allow_raw_vfw), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, FLAGS },
    { "write_crc32", "write a CRC32 element inside every Level 1 element", OFFSET(write_crc), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, FLAGS },
    { NULL },
}

Definition at line 2790 of file matroskaenc.c.

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

Function Documentation

Variable Documentation