org.restcomm.media.drivers.asr

Interface AsrDriver

public interface AsrDriver

Driver that establishes and manages connection with ASR Service.

Author:

gdubina

Method Summary

Methods

Modifier and Type	Method and Description
void	configure(Map<String,String> parameters) Configures the driver.
void	finishRecognizing() Stops the speech recognition process.
int	getResponseTimeoutInMilliseconds() Gets the amount of time the driver will wait for the provider to reply with a transcription.
void	setListener(AsrDriverEventListener listener) Attaches a listener to the driver.
void	startRecognizing(String lang, List<String> hints) Starts the speech recognition process.
void	write(byte[] data) Provide audio to the ASR engine.
void	write(byte[] data, int offset, int len) Provide audio to the ASR engine.

Method Detail

configure

void configure(Map<String,String> parameters)

Configures the driver.

Parameters:

parameters - The set of configuration parameters.

startRecognizing

void startRecognizing(String lang,
                    List<String> hints)

Starts the speech recognition process.

Parameters:

lang - The language code as defined by BCP-47.

hints - A list of words and setences to help improve the detection accuracy.

finishRecognizing

void finishRecognizing()

Stops the speech recognition process.

write

void write(byte[] data,
         int offset,
         int len)

Provide audio to the ASR engine.

Parameters:

data - The audio payload.

offset - The payload offset.

len - The length of data to be passed.

write

void write(byte[] data)

Provide audio to the ASR engine.

Parameters:

data - The audio payload.

setListener

void setListener(AsrDriverEventListener listener)

Attaches a listener to the driver.

Parameters:

listener - The listener to be attached to the driver.

getResponseTimeoutInMilliseconds

int getResponseTimeoutInMilliseconds()

Gets the amount of time the driver will wait for the provider to reply with a transcription.

Returns:

The response time in milliseconds.