def main(input_uri, encoding, sample_rate, language_code='en-US'): service = cloud_speech_pb2.SpeechStub( make_channel('speech.googleapis.com', 443)) # The method and parameters can be inferred from the proto from which the # grpc client lib was generated. See: # https://github.com/googleapis/googleapis/blob/master/google/cloud/speech/v1beta1/cloud_speech.proto response = service.SyncRecognize( cloud_speech_pb2.SyncRecognizeRequest( config=cloud_speech_pb2.RecognitionConfig( # There are a bunch of config options you can specify. See # https://goo.gl/KPZn97 for the full list. encoding=encoding, # one of LINEAR16, FLAC, MULAW, AMR, AMR_WB sample_rate=sample_rate, # the rate in hertz # See https://g.co/cloud/speech/docs/languages for a list of # supported languages. language_code=language_code, # a BCP-47 language tag ), audio=cloud_speech_pb2.RecognitionAudio(uri=input_uri, )), DEADLINE_SECS) # Print the recognition result alternatives and confidence scores. for result in response.results: print('Result:') for alternative in result.alternatives: print(u' ({}): {}'.format(alternative.confidence, alternative.transcript))
def sync_recognize(self, config, audio, options=None): """ Perform synchronous speech-recognition: receive results after all audio has been sent and processed. Example: >>> from google.cloud.gapic.speech.v1beta1 import speech_client >>> from google.cloud.grpc.speech.v1beta1 import cloud_speech_pb2 >>> api = speech_client.SpeechClient() >>> config = cloud_speech_pb2.RecognitionConfig() >>> audio = cloud_speech_pb2.RecognitionAudio() >>> response = api.sync_recognize(config, audio) Args: config (:class:`google.cloud.grpc.speech.v1beta1.cloud_speech_pb2.RecognitionConfig`): [Required] The ``config`` message provides information to the recognizer that specifies how to process the request. audio (:class:`google.cloud.grpc.speech.v1beta1.cloud_speech_pb2.RecognitionAudio`): [Required] The audio data to be recognized. options (:class:`google.gax.CallOptions`): Overrides the default settings for this call, e.g, timeout, retries etc. Returns: A :class:`google.cloud.grpc.speech.v1beta1.cloud_speech_pb2.SyncRecognizeResponse` instance. Raises: :exc:`google.gax.errors.GaxError` if the RPC is aborted. :exc:`ValueError` if the parameters are invalid. """ request = cloud_speech_pb2.SyncRecognizeRequest( config=config, audio=audio) return self._sync_recognize(request, options)