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Speech samples #1036

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43 changes: 31 additions & 12 deletions speech/cloud-client/README.md
Original file line number Diff line number Diff line change
Expand Up @@ -12,51 +12,70 @@ using the [Google Cloud Client Library for Java][google-cloud-java].
[speech]: https://cloud.google.com/speech/docs/
[google-cloud-java]: https://github.com/GoogleCloudPlatform/google-cloud-java

## Quickstart
## Setup

Install [Maven](http://maven.apache.org/).

Build your project with:

mvn clean compile assembly:single

### Transcribe a local audio file (using the quickstart sample)
```
mvn clean compile assembly:single
```

java -cp target/speech-google-cloud-samples-1.0.0-jar-with-dependencies.jar \
com.example.speech.QuickstartSample
## Quickstart
Transcribe a local audio file
```
java -cp target/speech-google-cloud-samples-1.0.0-jar-with-dependencies.jar \
com.example.speech.QuickstartSample
```

### Transcribe a local audio file (using the recognize sample)
## Transcribe a audio file
Transcribe a local audio file
```
java -cp target/speech-google-cloud-samples-1.0.0-jar-with-dependencies.jar \
com.example.speech.Recognize syncrecognize ./resources/audio.raw
```

### Asynchronously transcribe a local audio file (using the recognize sample)
Asynchronously transcribe a local audio file
```
java -cp target/speech-google-cloud-samples-1.0.0-jar-with-dependencies.jar \
com.example.speech.Recognize asyncrecognize ./resources/audio.raw
```

### Transcribe a remote audio file (using the recognize sample)
Transcribe a remote audio file
```
java -cp target/speech-google-cloud-samples-1.0.0-jar-with-dependencies.jar \
com.example.speech.Recognize syncrecognize gs://cloud-samples-tests/speech/brooklyn.flac
```

### Asynchronously transcribe a remote audio file (using the recognize sample)
Asynchronously transcribe a remote audio file
```
java -cp target/speech-google-cloud-samples-1.0.0-jar-with-dependencies.jar \
com.example.speech.Recognize asyncrecognize gs://cloud-samples-tests/speech/vr.flac
```

### Synchronously transcribe an audio file and print word offsets
## Transcribe a audio file and print word offsets
Synchronously transcribe an audio file and print word offsets
```
java -cp target/speech-google-cloud-samples-1.0.0-jar-with-dependencies.jar \
com.example.speech.Recognize wordoffsets ./resources/audio.raw
```

### Asynchronously transcribe a remote audio file and print word offsets
Asynchronously transcribe a remote audio file and print word offsets
```
java -cp target/speech-google-cloud-samples-1.0.0-jar-with-dependencies.jar \
com.example.speech.Recognize wordoffsets gs://cloud-samples-tests/speech/vr.flac
```

## Transcribe a video file
Synchronously transcribe a video file
```
java -cp target/speech-google-cloud-samples-1.0.0-jar-with-dependencies.jar \
com.example.speech.Recognize video ./resources/Google_Gnome.wav
```

Asynchronously transcribe a video file hosted on GCS
```
java -cp target/speech-google-cloud-samples-1.0.0-jar-with-dependencies.jar \
com.example.speech.Recognize video gs://cloud-samples-tests/speech/Google_Gnome.wav
```
4 changes: 2 additions & 2 deletions speech/cloud-client/pom.xml
Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
<!--
Copyright 2017, Google Inc.
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.
Expand Down Expand Up @@ -40,7 +40,7 @@
<dependency>
<groupId>com.google.cloud</groupId>
<artifactId>google-cloud-speech</artifactId>
<version>0.34.0-alpha</version>
<version>0.35.0-alpha</version>
</dependency>
<!-- [END dependencies] -->

Expand Down
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Original file line number Diff line number Diff line change
@@ -1,71 +1,74 @@
/*
* Copyright 2017 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.
*/
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.
*/

package com.example.speech;

// [START speech_quickstart]
// Imports the Google Cloud client library

import com.google.cloud.speech.v1.RecognitionAudio;
import com.google.cloud.speech.v1.RecognitionConfig;
import com.google.cloud.speech.v1.RecognitionConfig.AudioEncoding;
import com.google.cloud.speech.v1.RecognizeResponse;
import com.google.cloud.speech.v1.SpeechClient;
import com.google.cloud.speech.v1.SpeechRecognitionAlternative;
import com.google.cloud.speech.v1.SpeechRecognitionResult;
import com.google.cloud.speech.v1p1beta1.SpeechClient;
import com.google.cloud.speech.v1p1beta1.RecognitionAudio;
import com.google.cloud.speech.v1p1beta1.RecognitionConfig;
import com.google.cloud.speech.v1p1beta1.RecognitionConfig.AudioEncoding;
import com.google.cloud.speech.v1p1beta1.RecognizeResponse;
import com.google.cloud.speech.v1p1beta1.SpeechRecognitionAlternative;
import com.google.cloud.speech.v1p1beta1.SpeechRecognitionResult;
import com.google.protobuf.ByteString;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.List;

public class QuickstartSample {

/**
* Demonstrates using the Speech API to transcribe an audio file.
*/
public static void main(String... args) throws Exception {
// Instantiates a client
SpeechClient speech = SpeechClient.create();
try (SpeechClient speechClient = SpeechClient.create()) {

// The path to the audio file to transcribe
String fileName = "./resources/audio.raw";
// 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);
// 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();
// 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();
// 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());
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());
}
}
speech.close();
}
}
// [END speech_quickstart]
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