OSCContainerDecoder Class Reference

Decodes the provided data from the OSC segments. I recommend to assign a MultiDecoder so that we can support muiltiple audio types. More...

#include <ContainerOSC.h>

Inheritance diagram for OSCContainerDecoder:

Public Member Functions
	OSCContainerDecoder (AudioDecoder &decoder)
	OSCContainerDecoder (MultiDecoder &decoder)
virtual void	addNotifyAudioChange (AudioInfoSupport &bi)
	Adds target to be notified about audio changes.
bool	addParserCallback (const char *address, bool(*callback)(OSCData &data, void *ref), OSCCompare compare=OSCCompare::Matches)
	Adds an new parser callback for a specific address matching string.
AudioInfo	audioInfo () override
	provides the actual input AudioInfo
virtual AudioInfo	audioInfoOut ()
bool	begin ()
virtual bool	begin (AudioInfo info) override
virtual void	clearNotifyAudioChange ()
	Deletes all change notify subscriptions.
void	end ()
Print *	getOutput ()
uint64_t	getSequenceNumber ()
	Provides the sequence number of the last packet.
bool	isNotifyActive ()
	Checks if the automatic AudioInfo update is active.
const char *	mime ()
	Provides the mime type from the encoder.
	operator bool ()
virtual bool	removeNotifyAudioChange (AudioInfoSupport &bi)
	Removes a target in order not to be notified about audio changes.
void	setAudioInfo (AudioInfo from) override
	for most decoders this is not needed
virtual bool	setCodecConfig (const uint8_t *data, size_t len)
	Some decoders need e.g. a magic cookie to provide the relevant info for decoding.
void	setDecoder (AudioDecoder &decoder)
	Defines the decoder to be used.
void	setDecoder (MultiDecoder &decoder)
	Defines the decoder to be used: special logic for multidecoder.
void	setMissingDataCallback (void(*missing_data_callback)(uint64_t from_seq, uint64_t to_seq, void *ref))
	Callback to be called when data is missing.
void	setNotifyActive (bool flag)
	Deactivate/Reactivate automatic AudioInfo updates: (default is active)
void	setOSCData (OSCData &osc)
	Optionally define you own OSCData object.
virtual void	setOutput (AudioOutput &out_stream)
	Defines where the decoded result is written to.
virtual void	setOutput (AudioStream &out_stream)
	Defines where the decoded result is written to.
void	setOutput (Print &outStream)
	Defines where the decoded result is written to.
void	setReference (void *ref)
	Provide a reference object to the callback.
void	setWriteCallback (bool(*write_callback)(uint64_t time, uint64_t seq, uint8_t *data, size_t len, void *ref))
	Replace the write to the decoder with a callback:
size_t	write (const uint8_t *data, size_t len)

Public Attributes
int	id
	custom id to be used by application

Protected Member Functions
void	notifyAudioChange (AudioInfo info)
void	writeBlocking (Print *out, uint8_t *data, size_t len)

Static Protected Member Functions
static void	missingDataCallback (uint64_t from_seq, uint64_t to_seq, void *ref)
	Default callback for missing data: just log the missing range.
static bool	parseData (OSCData &osc, void *ref)
static bool	parseInfo (OSCData &osc, void *ref)

Protected Attributes
SingleBuffer< uint8_t >	buffer {0}
AudioInfo	info
bool	is_active = false
bool	is_multi_decoder = false
bool	is_notify_active = true
Str	mime_str
void(*	missing_data_callback )(uint64_t from_seq, uint64_t to_seq, void *ref) = missingDataCallback
Vector< AudioInfoSupport * >	notify_vector
OSCData	osc_default
AudioDecoder *	p_codec = nullptr
OSCData *	p_osc = &osc_default
Print *	p_out = nullptr
Print *	p_print = nullptr
void *	ref = nullptr
uint64_t	seq_no = 0
bool(*	write_callback )(uint64_t time, uint64_t seq, uint8_t *data, size_t len, void *ref) = nullptr
	Return false to complete the processing w/o writing to the decoder.

Detailed Description

Decodes the provided data from the OSC segments. I recommend to assign a MultiDecoder so that we can support muiltiple audio types.

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

audioInfo()

AudioInfo audioInfo ( )

inlineoverridevirtualinherited

provides the actual input AudioInfo

Implements AudioInfoSupport.

Reimplemented in CodecNOP, GGWaveDecoder, 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, ResampleStream, and ResampleStreamT< TInterpolator >.

begin() [1/2]

bool begin ( )

inlinevirtual

Reimplemented from AudioDecoder.

begin() [2/2]

virtual bool begin ( AudioInfo  info )

inlineoverridevirtualinherited

Reimplemented from AudioWriter.

end()

void end ( )

inlinevirtual

Reimplemented from AudioDecoder.

operator bool()

operator bool ( )

inlinevirtual

Implements AudioWriter.

setAudioInfo()

void setAudioInfo ( AudioInfo  from )

inlineoverridevirtualinherited

for most decoders this is not needed

Implements AudioWriter.

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

setCodecConfig()

virtual bool setCodecConfig ( const uint8_t *  data, size_t  len  )

inlinevirtualinherited

Some decoders need e.g. a magic cookie to provide the relevant info for decoding.

Reimplemented in DecoderALAC, and MultiDecoder.

setOutput() [1/3]

virtual void setOutput ( AudioOutput &  out_stream )

inlinevirtualinherited

Defines where the decoded result is written to.

Reimplemented in ADTSDecoder, MTSDecoder, MTSDecoderTSDemux, and MetaDataFilterDecoder.

setOutput() [2/3]

virtual void setOutput ( AudioStream &  out_stream )

inlinevirtualinherited

Defines where the decoded result is written to.

Reimplemented in ADTSDecoder, MTSDecoder, MTSDecoderTSDemux, and MetaDataFilterDecoder.

setOutput() [3/3]

void setOutput ( Print &  out_stream )

inlinevirtual

Defines where the decoded result is written to.

Reimplemented from AudioDecoder.

write()

size_t write ( const uint8_t *  data, size_t  len  )

inlinevirtual

Implements AudioWriter.

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

• src/AudioTools/AudioCodecs/ContainerOSC.h