AudioServerEx Class Reference

A powerfull Web server which is based on https://github.com/pschatzmann/TinyHttp. It supports multiple concurrent clients. You can e.g. use it to write mp3 data and make it available in multiple clients. More...

#include <AudioServerEx.h>

Inheritance diagram for AudioServerEx:

Public Member Functions
	AudioServerEx (const char *ssid, const char *pwd)
	To be compatible with legacy API.
virtual void	addNotifyAudioChange (AudioInfoSupport &bi)
	Adds target to be notified about audio changes.
virtual AudioInfo	audioInfo () override
	provides the actual input AudioInfo
virtual AudioInfo	audioInfoOut ()
	provides the actual output AudioInfo: this is usually the same as audioInfo() unless we use a transforming stream
int	availableForWrite () override
virtual bool	begin ()
virtual bool	begin (AudioInfo info)
virtual bool	begin (AudioServerExConfig cfg)
virtual bool	begin (Stream &in, const char *contentType)
virtual void	clearNotifyAudioChange ()
	Deletes all change notify subscriptions.
virtual void	copy ()
	Needs to be called if the data was provided as input Stream in the AudioServerExConfig.
virtual AudioServerExConfig	defaultConfig ()
virtual void	end ()
virtual void	flush ()
virtual bool	isDeletable ()
	If true we need to release the related memory in the destructor.
bool	isNotifyActive ()
	Checks if the automatic AudioInfo update is active.
virtual	operator bool ()
virtual bool	removeNotifyAudioChange (AudioInfoSupport &bi)
	Removes a target in order not to be notified about audio changes.
virtual void	setAudioInfo (AudioInfo newInfo) override
	Defines the input AudioInfo.
void	setNotifyActive (bool flag)
	Deactivate/Reactivate automatic AudioInfo updates: (default is active)
size_t	write (const uint8_t *data, size_t len) override
	Web server supports write so that we can e.g. use is as destination for the audio player.
virtual size_t	write (uint8_t ch) override
virtual void	writeSilence (size_t len)

Protected Member Functions
virtual tinyhttp::StrView *	getReplyHeader ()
void	notifyAudioChange (AudioInfo info)

Protected Attributes
int	_timeout = 10
AudioInfo	cfg
AudioServerExConfig	info
bool	is_active = false
bool	is_notify_active = true
Vector< AudioInfoSupport * >	notify_vector
HttpServer *	p_server
ExtensionStream *	p_stream =nullptr
SingleBuffer< uint8_t >	tmp {MAX_SINGLE_CHARS}
int	tmpPos = 0
WiFiServer	wifi

Detailed Description

A powerfull Web server which is based on https://github.com/pschatzmann/TinyHttp. It supports multiple concurrent clients. You can e.g. use it to write mp3 data and make it available in multiple clients.

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 ( )

inlineoverridevirtualinherited

provides the actual input AudioInfo

Implements AudioInfoSupport.

Reimplemented in AdapterPrintToAudioOutput, and AdapterAudioStreamToAudioOutput.

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.

availableForWrite()

int availableForWrite ( )

inlineoverridevirtual

Reimplemented from AudioOutput.

begin() [1/2]

virtual bool begin ( )

inlinevirtual

Reimplemented from AudioOutput.

begin() [2/2]

virtual bool begin ( AudioInfo  info )

inlinevirtualinherited

Reimplemented in AudioESP32ULP, CsvOutput< T >, and EncodedAudioOutput.

end()

virtual void end ( )

inlinevirtual

Reimplemented from AudioOutput.

flush()

virtual void flush ( )

inlinevirtualinherited

Reimplemented from Print.

isDeletable()

virtual bool isDeletable ( )

inlinevirtualinherited

If true we need to release the related memory in the destructor.

Reimplemented in AdapterPrintToAudioOutput, and AdapterAudioStreamToAudioOutput.

operator bool()

virtual operator bool ( )

inlinevirtualinherited

Reimplemented in EncodedAudioOutput, and RTSPOutput.

setAudioInfo()

virtual void setAudioInfo ( AudioInfo  info )

inlineoverridevirtualinherited

Defines the input AudioInfo.

Implements AudioInfoSupport.

Reimplemented in ChannelsSelectOutput, AdapterPrintToAudioOutput, MultiOutput, AudioFFTBase, AdapterAudioStreamToAudioOutput, CsvOutput< T >, PWMAudioOutput, and EncodedAudioOutput.

write() [1/2]

size_t write ( const uint8_t *  data, size_t  len  )

inlineoverridevirtual

Web server supports write so that we can e.g. use is as destination for the audio player.

Implements AudioOutput.

write() [2/2]

virtual size_t write ( uint8_t  ch )

inlineoverridevirtualinherited

Reimplemented in OversamplingDAC.

writeSilence()

virtual void writeSilence ( size_t  len )

inlinevirtualinherited

Writes n 0 values (= silence)

Parameters

len

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

• src/AudioTools/AudioLibs/AudioServerEx.h