MTSDecoderTSDemux Class Reference

MPEG-TS (MTS) decoder. Extracts the AAC audio data from a MPEG-TS (MTS) data stream. You can define the relevant stream types via the API. Required dependency: https://github.com/pschatzmann/arduino-tsdemux. More...

#include <CodecTSDemux.h>

Inheritance diagram for MTSDecoderTSDemux:

Public Member Functions
	MTSDecoderTSDemux (AudioDecoder &dec)
virtual void	addNotifyAudioChange (AudioInfoSupport &bi)
	Adds target to be notified about audio changes.
void	addStreamType (TSDPMTStreamType type)
virtual AudioInfo	audioInfo ()
	provides the actual input AudioInfo
virtual AudioInfo	audioInfoOut ()
bool	begin () override
virtual bool	begin (AudioInfo info) override
virtual void	clearNotifyAudioChange ()
	Deletes all change notify subscriptions.
void	clearStreamTypes ()
void	end () override
void	flush ()
Print *	getOutput ()
bool	isNotifyActive ()
	Checks if the automatic AudioInfo update is active.
virtual bool	isResultPCM ()
	Returns true to indicate that the decoding result is PCM data.
bool	isStreamTypeActive (TSDPMTStreamType type)
const char *	mime ()
virtual	operator bool () override
virtual bool	removeNotifyAudioChange (AudioInfoSupport &bi)
	Removes a target in order not to be notified about audio changes.
void	resizeBuffer (int size)
	Set a new write buffer size (default is 2000)
virtual void	setAudioInfo (AudioInfo from) override
	for most decoders this is not needed
void	setMemoryAllocationLogging (bool flag)
	Activate logging for memory allocations.
void	setNotifyActive (bool flag)
	Deactivate/Reactivate automatic AudioInfo updates: (default is active)
void	setOutput (AudioOutput &out_stream) override
	Defines where the decoded result is written to.
void	setOutput (AudioStream &out_stream) override
	Defines where the decoded result is written to.
void	setOutput (Print &out_stream) override
	Defines where the decoded result is written to.
size_t	write (const uint8_t *data, size_t len) override

Public Attributes
int	id
	custom id to be used by application

Protected Member Functions
void	add_print_pid (TSDProgramElement *prog, TSDPMTStreamType type)
void	demux (int limit)
const char *	descriptor_tag_to_str (uint8_t tag)
void	event_cb_local (TSDemuxContext *ctx, uint16_t pid, TSDEventId event_id, void *data)
bool	is_new_file (uint8_t *data)
	Determines if we are at the beginning of a new file.
void	logResult (TSDCode code)
void	notifyAudioChange (AudioInfo info)
void	print_descriptor_info (TSDDescriptor *desc)
void	print_pat (TSDemuxContext *ctx, void *data)
void	print_pmt (TSDemuxContext *ctx, void *data)
void	set_write_active (bool flag)
const char *	stream_type_to_str (TSDPESStreamId stream_id)
void	writeBlocking (Print *out, uint8_t *data, size_t len)

Static Protected Member Functions
static void	event_cb (TSDemuxContext *ctx, uint16_t pid, TSDEventId event_id, void *data)
static void *	log_calloc (size_t num, size_t size)
static void	log_free (void *mem)
static void *	log_malloc (size_t size)
static void *	log_realloc (void *ptr, size_t size)

Protected Attributes
Vector< AllocSize >	alloc_vector
SingleBuffer< uint8_t >	buffer { 2000 }
TSDemuxContext	ctx
AudioInfo	info
bool	is_active = false
bool	is_alloc_active = false
bool	is_notify_active = true
bool	is_write_active = false
Vector< AudioInfoSupport * >	notify_vector
AudioDecoder *	p_dec = nullptr
Print *	p_print = nullptr
uint16_t	print_pids [(16)] = {0}
Vector< TSDPMTStreamType >	stream_types
int	underflowLimit = 188

Static Protected Attributes
static MTSDecoderTSDemux *	self = nullptr

Detailed Description

MPEG-TS (MTS) decoder. Extracts the AAC audio data from a MPEG-TS (MTS) data stream. You can define the relevant stream types via the API. Required dependency: https://github.com/pschatzmann/arduino-tsdemux.

Author

Phil Schatzmann

Copyright

GPLv3

Member Function Documentation

addNotifyAudioChange()

virtual void addNotifyAudioChange ( AudioInfoSupport &  bi )

inlinevirtualinherited

Adds target to be notified about audio changes.

Reimplemented in CodecNOP, MP3DecoderMAD, EncodedAudioOutput, EncodedAudioStream, AACDecoderFDK, DecoderBasic, MP3DecoderHelix, OggContainerDecoder, Pipeline, and Pipeline::ModifyingStreamAdapter.

audioInfo()

virtual AudioInfo audioInfo ( )

inlinevirtualinherited

provides the actual input AudioInfo

Implements AudioInfoSupport.

Reimplemented in CodecNOP, GGWaveDecoder, AACDecoderFDK, AACDecoderHelix, DecoderBasic, MP3DecoderHelix, MP3DecoderMAD, OpusAudioDecoder, WAVDecoder, WavIMADecoder, and OggContainerDecoder.

audioInfoOut()

virtual AudioInfo audioInfoOut ( )

inlinevirtualinherited

provides the actual output AudioInfo: this is usually the same as audioInfo() unless we use a transforming stream

Reimplemented in PureDataStream, PWMAudioOutput, ChannelFormatConverterStreamT< T >, ChannelFormatConverterStream, NumberFormatConverterStreamT< TFrom, TTo >, NumberFormatConverterStream, FormatConverterStream, Pipeline, and ResampleStream.

begin() [1/2]

bool begin ( )

inlineoverridevirtual

Reimplemented from AudioDecoder.

begin() [2/2]

virtual bool begin ( AudioInfo  info )

inlineoverridevirtualinherited

Reimplemented from AudioWriter.

end()

void end ( )

inlineoverridevirtual

Reimplemented from AudioDecoder.

isResultPCM()

virtual bool isResultPCM ( )

inlinevirtualinherited

Returns true to indicate that the decoding result is PCM data.

Reimplemented in CopyDecoder, and GGWaveDecoder.

operator bool()

virtual operator bool ( )

inlineoverridevirtual

Implements AudioWriter.

setAudioInfo()

virtual void setAudioInfo ( AudioInfo  from )

inlineoverridevirtualinherited

for most decoders this is not needed

Implements AudioWriter.

Reimplemented in GGWaveDecoder, DecoderL8, OpusAudioDecoder, CodecNOP, AACDecoderHelix, and G7xxDecoder.

setOutput() [1/3]

void setOutput ( AudioOutput &  out_stream )

inlineoverridevirtual

Defines where the decoded result is written to.

Reimplemented from AudioDecoder.

setOutput() [2/3]

void setOutput ( AudioStream &  out_stream )

inlineoverridevirtual

Defines where the decoded result is written to.

Reimplemented from AudioDecoder.

setOutput() [3/3]

void setOutput ( Print &  out_stream )

inlineoverridevirtual

Defines where the decoded result is written to.

Reimplemented from AudioDecoder.

write()

size_t write ( const uint8_t *  data, size_t  len  )

inlineoverridevirtual

Implements AudioWriter.

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The documentation for this class was generated from the following file:

• src/AudioTools/AudioCodecs/CodecTSDemux.h