TfLiteMicroSpeechWriter Class Reference

TfLiteMicroSpeechWriter for Audio Data. More...

#include <TfLiteAudioStream.h>

Inheritance diagram for TfLiteMicroSpeechWriter:

Public Member Functions
	TfLiteMicroSpeechWriter ()=default
	~TfLiteMicroSpeechWriter ()
virtual bool	begin (TfLiteAudioStreamBase *parent)
	Call begin before starting the processing.
virtual bool	write (int16_t sample)

Protected Member Functions
virtual int8_t *	addSlice ()
virtual TfLiteStatus	generateMicroFeatures (const int16_t *input, int input_size, int8_t *output, int output_size, size_t *num_samples_read)
virtual TfLiteStatus	initializeMicroFeatures ()
void	printFeatures ()
	For debugging: print feature matrix.
virtual bool	processSlices (int8_t *feature_buffer)
virtual void	respondToCommand (const char *found_command, uint8_t score, bool is_new_command)
	Overwrite this method to implement your own handler or provide callback.
virtual bool	setup_recognizer ()
virtual bool	write1 (const int16_t sample)
	Processes a single sample.

Protected Attributes
TfLiteConfig	cfg
int8_t	channel = 0
FrontendConfig	config
int32_t	current_time = 0
FrontendState	g_micro_features_state
int	kKeepSampleSize
int	kMaxAudioSampleSize
int	kStrideSampleSize
int16_t	last_value
int16_t *	p_audio_samples = nullptr
audio_tools::RingBuffer< int16_t > *	p_buffer = nullptr
int8_t *	p_feature_data = nullptr
TfLiteAudioStreamBase *	parent =nullptr
int16_t	total_slice_count = 0

Detailed Description

TfLiteMicroSpeechWriter for Audio Data.

Author

Phil Schatzmann

Copyright

GPLv3

Constructor & Destructor Documentation

TfLiteMicroSpeechWriter()

TfLiteMicroSpeechWriter ( )

default

~TfLiteMicroSpeechWriter()

~TfLiteMicroSpeechWriter ( )

inline

Member Function Documentation

addSlice()

virtual int8_t * addSlice ( )

inlineprotectedvirtual

begin()

virtual bool begin ( TfLiteAudioStreamBase * parent )

inlinevirtual

Call begin before starting the processing.

Implements TfLiteWriter.

generateMicroFeatures()

virtual TfLiteStatus generateMicroFeatures ( const int16_t * input, int input_size, int8_t * output, int output_size, size_t * num_samples_read )

inlineprotectedvirtual

initializeMicroFeatures()

virtual TfLiteStatus initializeMicroFeatures ( )

inlineprotectedvirtual

printFeatures()

void printFeatures ( )

inlineprotected

For debugging: print feature matrix.

processSlices()

virtual bool processSlices ( int8_t * feature_buffer )

inlineprotectedvirtual

respondToCommand()

virtual void respondToCommand ( const char * found_command, uint8_t score, bool is_new_command )

inlineprotectedvirtual

Overwrite this method to implement your own handler or provide callback.

setup_recognizer()

virtual bool setup_recognizer ( )

inlineprotectedvirtual

write()

virtual bool write ( int16_t sample )

inlinevirtual

Implements TfLiteWriter.

write1()

virtual bool write1 ( const int16_t sample )

inlineprotectedvirtual

Processes a single sample.

Member Data Documentation

cfg

TfLiteConfig cfg

protected

channel

int8_t channel = 0

protected

config

FrontendConfig config

protected

current_time

int32_t current_time = 0

protected

g_micro_features_state

FrontendState g_micro_features_state

protected

kKeepSampleSize

int kKeepSampleSize

protected

kMaxAudioSampleSize

int kMaxAudioSampleSize

protected

kStrideSampleSize

int kStrideSampleSize

protected

last_value

int16_t last_value

protected

p_audio_samples

int16_t* p_audio_samples = nullptr

protected

p_buffer

audio_tools::RingBuffer<int16_t>* p_buffer = nullptr

protected

p_feature_data

int8_t* p_feature_data = nullptr

protected

parent

TfLiteAudioStreamBase* parent =nullptr

protected

total_slice_count

int16_t total_slice_count = 0

protected

---

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

• src/AudioTools/AudioLibs/TfLiteAudioStream.h