Codec2Decoder Class Reference

Decoder for Codec2. Depends on https://github.com/pschatzmann/arduino-libcodec2. More...

#include <CodecCodec2.h>

Inheritance diagram for Codec2Decoder:

Public Member Functions
	Codec2Decoder (int bps=3200)
virtual AudioInfo	audioInfo ()
virtual void	begin ()
virtual void	begin (AudioInfo cfg)
int	bitsPerSecond ()
int	bytesCompressed ()
int	bytesUncompressed ()
virtual void	end ()
virtual bool	isResultPCM ()
	If true, the decoding result is PCM data.
	operator bool ()
virtual void	setAudioInfo (AudioInfo from) override
	for most decoders this is not needed
virtual void	setBitsPerSecond (int bps)
void	setNotifyAudioChange (AudioInfoSupport &notify) override
	Registers an object that is notified if the audio format is changing.
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.
virtual void	setOutput (Print &out_stream)
	Defines where the decoded result is written to.
size_t	write (const void *data, size_t length) override

Protected Member Functions
void	processByte (uint8_t byte)
	Build decoding buffer and decode when frame is full.
void	writeBlocking (Print *out, uint8_t *data, size_t len)

Protected Attributes
int	bits_per_second = 0
AudioInfo	info
Vector< uint8_t >	input_buffer
int	input_pos = 0
bool	is_active = false
struct CODEC2 *	p_codec2
AudioInfoSupport *	p_notify = nullptr
Print *	p_print = nullptr
Vector< uint8_t >	result_buffer

Detailed Description

Decoder for Codec2. Depends on https://github.com/pschatzmann/arduino-libcodec2.

Author

Phil Schatzmann

Copyright

GPLv3

Member Function Documentation

setBitsPerSecond()

virtual void setBitsPerSecond ( int  bps )

inlinevirtual

sets bits per second: 3200, 2400, 1600, 1400, 1300, 1200, 700 and 450 bit/s

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

• src/AudioCodecs/CodecCodec2.h