G7xxEncoder Class Reference

g723_24, g721, g723_40 Encoder based on https://github.com/pschatzmann/arduino-libg7xx More...

#include <CodecG7xx.h>

Inheritance diagram for G7xxEncoder:

Public Member Functions
	G7xxEncoder (G7xxCODEC_e codec)
AudioInfo	audioInfo ()
	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
bool	begin () override
virtual bool	begin (AudioInfo info)
void	end () override
const char *	mime () override
	Provides the mime type of the encoded result.
	operator bool ()
virtual void	setAudioInfo (AudioInfo info)
	Defines the sample rate, number of channels and bits per sample.
void	setOutput (Print &out_stream) override
size_t	write (const uint8_t *data, size_t len) override

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

Protected Attributes
unsigned char	code
int	enc_bits
int(*	enc_routine )(int sample, int in_coding, struct g72x_state *state_ptr)
AudioInfo	info
bool	is_active = false
int	out_bits = 0
unsigned int	out_buffer = 0
const char *	p_mime = nullptr
Print *	p_print = nullptr
int	resid
unsigned char	sample_char
int16_t	sample_int16
struct g72x_state	state

Detailed Description

g723_24, g721, g723_40 Encoder based on https://github.com/pschatzmann/arduino-libg7xx

Author

Phil Schatzmann

Copyright

GPLv3

Member Function Documentation

audioInfo()

AudioInfo audioInfo ( )

inlinevirtualinherited

provides the actual input AudioInfo

Implements AudioInfoSupport.

Reimplemented in CodecNOP, and BinaryContainerEncoder.

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

Implements AudioWriter.

begin() [2/2]

virtual bool begin ( AudioInfo  info )

inlinevirtualinherited

Reimplemented in AACEncoderFDK.

end()

void end ( )

inlineoverridevirtual

Implements AudioWriter.

mime()

const char * mime ( )

inlineoverridevirtual

Provides the mime type of the encoded result.

Implements AudioEncoder.

operator bool()

operator bool ( )

inlinevirtual

Implements AudioWriter.

setAudioInfo()

virtual void setAudioInfo ( AudioInfo  from )

inlinevirtual

Defines the sample rate, number of channels and bits per sample.

Reimplemented from AudioEncoder.

setOutput()

void setOutput ( Print &  out_stream )

inlineoverridevirtual

Implements AudioWriter.

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/CodecG7xx.h