arduino-audio-tools
Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
ChannelFormatConverterStreamT< T > Class Template Reference

Converter for reducing or increasing the number of Channels. More...

#include <AudioStreamsConverter.h>

Inheritance diagram for ChannelFormatConverterStreamT< T >:
ReformatBaseStream AudioStream Stream AudioInfoSupport AudioInfoSource Print

Public Member Functions

 ChannelFormatConverterStreamT (ChannelFormatConverterStreamT const &)=delete
 
 ChannelFormatConverterStreamT (Print &print)
 
 ChannelFormatConverterStreamT (Stream &stream)
 
virtual void addNotifyAudioChange (AudioInfoSupport &bi)
 Adds target to be notified about audio changes.
 
virtual AudioInfo audioInfo () override
 
virtual int available () override
 
virtual int availableForWrite () override
 
virtual bool begin ()
 
bool begin (int fromChannels, int toChannels)
 
virtual void clearNotifyAudioChange ()
 Deletes all change notify subscriptions.
 
virtual void end ()
 
virtual void flush () override
 
virtual PrintgetPrint ()
 
virtual StreamgetStream ()
 
 operator bool ()
 
ChannelFormatConverterStreamToperator= (ChannelFormatConverterStreamT const &)=delete
 
size_t readBytes (uint8_t *data, size_t size) override
 
virtual size_t readSilence (uint8_t *buffer, size_t length)
 Source to generate silence: just sets the buffer to 0.
 
virtual bool removeNotifyAudioChange (AudioInfoSupport &bi)
 Removes a target in order not to be notified about audio changes.
 
void setAudioInfo (AudioInfo cfg) override
 
virtual void setNotifyAudioChange (AudioInfoSupport &bi)
 Obsolete: Use addNotifyAudioChange.
 
virtual void setStream (AudioOutput &print)
 
virtual void setStream (AudioStream &stream)
 
virtual void setStream (Print &print)
 
virtual void setStream (Stream &stream)
 
void setupReader ()
 
virtual size_t write (const uint8_t *data, size_t size) override
 
virtual size_t write (uint8_t ch) override
 
virtual void writeSilence (size_t len)
 Writes len bytes of silence (=0).
 

Protected Member Functions

bool contains (AudioInfoSupport &bi)
 
size_t convert (const uint8_t *in_data, size_t size)
 
virtual int not_supported (int out, const char *msg="")
 
void notifyAudioChange (AudioInfo info)
 
void refillReadBuffer ()
 

Protected Attributes

int _timeout = 10
 
Vector< T > buffer {0}
 
Vector< uint8_t > bufferTmp {0}
 
ChannelConverter< T > converter
 
float factor = 1
 
int from_channels = 2
 
AudioInfo info
 
Vector< AudioInfoSupport * > notify_vector
 
Printp_print = nullptr
 
Streamp_stream = nullptr
 
TransformationReader< ReformatBaseStreamreader
 
RingBuffer< uint8_t > tmp_in {0}
 
RingBuffer< uint8_t > tmp_out {0}
 
int to_channels = 2
 

Detailed Description

template<typename T>
class audio_tools::ChannelFormatConverterStreamT< T >

Converter for reducing or increasing the number of Channels.

Author
Phil Schatzmann

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