!7

lib 1400013 // cloud speech
lib 1400014 // same
lib 1400015 // netty grpc
//lib 1400021 lib 1400022 lib 1400024 // netty
lib 1400025 // netty
lib 1400027 // jetty alpn

/*
 * Copyright 2018 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import com.google.cloud.speech.v1p1beta1.RecognitionConfig.AudioEncoding;
import com.google.cloud.speech.v1p1beta1.*;
import com.google.protobuf.ByteString;
import com.google.auth.oauth2.*;
import com.google.api.gax.core.*;

import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;

/**
 * Demonstrates using the Speech API to transcribe an audio file.
 */
p-experiment {
  fixContextClassLoader();
  
  CredentialsProvider credentialsProvider = FixedCredentialsProvider.create(ServiceAccountCredentials.fromStream(new FileInputStream(javaxSecretDir("google-service-account.json"))));
  SpeechSettings settings = SpeechSettings.newBuilder().setCredentialsProvider(credentialsProvider).build();

  // Instantiates a client
  try (SpeechClient speechClient = SpeechClient.create(settings)) {

    // The path to the audio file to transcribe
    String fileName = "./resources/audio.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 = speechClient.recognize(config, audio);
    List<SpeechRecognitionResult> results = response.getResultsList();

    for (SpeechRecognitionResult result : results) {
      // 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("Transcription: %s%n", alternative.getTranscript());
    }
  }
}