create static method
Static creator for initializing Cheetah
accessKey
AccessKey obtained from Picovoice Console (https://console.picovoice.ai/).
modelPath
Path to the file containing model parameters.
endpointDuration
(Optional) Duration of endpoint in seconds. A speech endpoint is detected when there is a
chunk of audio (with a duration specified herein) after an utterance without
any speech in it. Set duration to 0 to disable this. Default is 1 second.
enableAutomaticPunctuation
(Optional) Set to true
to enable automatic punctuation insertion.
Throws a CheetahException
if not initialized correctly
returns an instance of the Cheetah Speech-to-Text engine
Implementation
static Future<Cheetah> create(String accessKey, String modelPath,
{double endpointDuration = 1, enableAutomaticPunctuation = false}) async {
modelPath = await _tryExtractFlutterAsset(modelPath);
try {
Map<String, dynamic> result =
Map<String, dynamic>.from(await _channel.invokeMethod('create', {
'accessKey': accessKey,
'modelPath': modelPath,
'endpointDuration': endpointDuration,
'enableAutomaticPunctuation': enableAutomaticPunctuation
}));
return Cheetah._(result['handle'], result['frameLength'],
result['sampleRate'], result['version']);
} on PlatformException catch (error) {
throw cheetahStatusToException(error.code, error.message);
} on Exception catch (error) {
throw CheetahException(error.toString());
}
}