Examples with RecognitionConfig com.google.cloud.speech.v1p1beta1.RecognitionConfig used on opensource projects

Example 11 with RecognitionConfig

use of com.google.cloud.speech.v1p1beta1.RecognitionConfig in project google-cloud-java by GoogleCloudPlatform.

the class RecognizeSpeech method main.

public static void main(String... args) throws Exception {
    // Instantiates a client
    SpeechClient speech = SpeechClient.create();
    // The path to the audio file to transcribe
    // for example "./resources/audio.raw";
    String fileName = "your/speech/audio/file.raw";
    // Reads the audio file into memory
    Path path = Paths.get(fileName);
    byte[] data = Files.readAllBytes(path);
    ByteString audioBytes = ByteString.copyFrom(data);
    // Builds the sync recognize request
    RecognitionConfig config = RecognitionConfig.newBuilder().setEncoding(AudioEncoding.LINEAR16).setSampleRateHertz(16000).setLanguageCode("en-US").build();
    RecognitionAudio audio = RecognitionAudio.newBuilder().setContent(audioBytes).build();
    // Performs speech recognition on the audio file
    RecognizeResponse response = speech.recognize(config, audio);
    List<SpeechRecognitionResult> results = response.getResultsList();
    for (SpeechRecognitionResult result : results) {
        List<SpeechRecognitionAlternative> alternatives = result.getAlternativesList();
        for (SpeechRecognitionAlternative alternative : alternatives) {
            System.out.printf("Transcription: %s%n", alternative.getTranscript());
        }
    }
    speech.close();
}

Example 12 with RecognitionConfig

use of com.google.cloud.speech.v1p1beta1.RecognitionConfig in project google-cloud-java by GoogleCloudPlatform.

the class SpeechClientTest method syncRecognizeTest.

@Test
@SuppressWarnings("all")
public void syncRecognizeTest() {
    SyncRecognizeResponse expectedResponse = SyncRecognizeResponse.newBuilder().build();
    mockSpeech.addResponse(expectedResponse);
    RecognitionConfig.AudioEncoding encoding = RecognitionConfig.AudioEncoding.FLAC;
    int sampleRate = 44100;
    RecognitionConfig config = RecognitionConfig.newBuilder().setEncoding(encoding).setSampleRate(sampleRate).build();
    String uri = "gs://bucket_name/file_name.flac";
    RecognitionAudio audio = RecognitionAudio.newBuilder().setUri(uri).build();
    SyncRecognizeResponse actualResponse = client.syncRecognize(config, audio);
    Assert.assertEquals(expectedResponse, actualResponse);
    List<GeneratedMessageV3> actualRequests = mockSpeech.getRequests();
    Assert.assertEquals(1, actualRequests.size());
    SyncRecognizeRequest actualRequest = (SyncRecognizeRequest) actualRequests.get(0);
    Assert.assertEquals(config, actualRequest.getConfig());
    Assert.assertEquals(audio, actualRequest.getAudio());
}

Example 13 with RecognitionConfig

use of com.google.cloud.speech.v1p1beta1.RecognitionConfig in project google-cloud-java by GoogleCloudPlatform.

the class SpeechClientTest method syncRecognizeExceptionTest.

@Test
@SuppressWarnings("all")
public void syncRecognizeExceptionTest() throws Exception {
    StatusRuntimeException exception = new StatusRuntimeException(Status.INVALID_ARGUMENT);
    mockSpeech.addException(exception);
    try {
        RecognitionConfig.AudioEncoding encoding = RecognitionConfig.AudioEncoding.FLAC;
        int sampleRate = 44100;
        RecognitionConfig config = RecognitionConfig.newBuilder().setEncoding(encoding).setSampleRate(sampleRate).build();
        String uri = "gs://bucket_name/file_name.flac";
        RecognitionAudio audio = RecognitionAudio.newBuilder().setUri(uri).build();
        client.syncRecognize(config, audio);
        Assert.fail("No exception raised");
    } catch (ApiException e) {
        Assert.assertEquals(Status.INVALID_ARGUMENT.getCode(), e.getStatusCode());
    }
}

Example 14 with RecognitionConfig

use of com.google.cloud.speech.v1p1beta1.RecognitionConfig in project google-cloud-java by GoogleCloudPlatform.

the class SpeechClientTest method longRunningRecognizeTest.

@Test
@SuppressWarnings("all")
public void longRunningRecognizeTest() throws Exception {
    LongRunningRecognizeResponse expectedResponse = LongRunningRecognizeResponse.newBuilder().build();
    Operation resultOperation = Operation.newBuilder().setName("longRunningRecognizeTest").setDone(true).setResponse(Any.pack(expectedResponse)).build();
    mockSpeech.addResponse(resultOperation);
    RecognitionConfig.AudioEncoding encoding = RecognitionConfig.AudioEncoding.FLAC;
    int sampleRateHertz = 44100;
    String languageCode = "en-US";
    RecognitionConfig config = RecognitionConfig.newBuilder().setEncoding(encoding).setSampleRateHertz(sampleRateHertz).setLanguageCode(languageCode).build();
    String uri = "gs://bucket_name/file_name.flac";
    RecognitionAudio audio = RecognitionAudio.newBuilder().setUri(uri).build();
    LongRunningRecognizeResponse actualResponse = client.longRunningRecognizeAsync(config, audio).get();
    Assert.assertEquals(expectedResponse, actualResponse);
    List<GeneratedMessageV3> actualRequests = mockSpeech.getRequests();
    Assert.assertEquals(1, actualRequests.size());
    LongRunningRecognizeRequest actualRequest = (LongRunningRecognizeRequest) actualRequests.get(0);
    Assert.assertEquals(config, actualRequest.getConfig());
    Assert.assertEquals(audio, actualRequest.getAudio());
}

Example 15 with RecognitionConfig

use of com.google.cloud.speech.v1p1beta1.RecognitionConfig in project java-docs-samples by GoogleCloudPlatform.

the class Recognize method transcribeModelSelection.

// [START speech_transcribe_model_selection]
/**
 * Performs transcription of the given audio file synchronously with
 * the selected model.
 * @param fileName the path to a audio file to transcribe
 */
public static void transcribeModelSelection(String fileName) throws Exception {
    Path path = Paths.get(fileName);
    byte[] content = Files.readAllBytes(path);
    try (SpeechClient speech = SpeechClient.create()) {
        // Configure request with video media type
        RecognitionConfig recConfig = RecognitionConfig.newBuilder().setEncoding(AudioEncoding.LINEAR16).setLanguageCode("en-US").setSampleRateHertz(16000).setModel("video").build();
        RecognitionAudio recognitionAudio = RecognitionAudio.newBuilder().setContent(ByteString.copyFrom(content)).build();
        RecognizeResponse recognizeResponse = speech.recognize(recConfig, recognitionAudio);
        // Just print the first result here.
        SpeechRecognitionResult result = recognizeResponse.getResultsList().get(0);
        // There can be several alternative transcripts for a given chunk of speech. Just use the
        // first (most likely) one here.
        SpeechRecognitionAlternative alternative = result.getAlternativesList().get(0);
        System.out.printf("Transcript : %s\n", alternative.getTranscript());
    }
// [END speech_transcribe_model_selection]
}