php-docs-samples/speech/quickstart.php at main · Reality2byte/php-docs-samples · GitHub

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<?php

/**

* 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.

# [START speech_quickstart]

# Includes the autoloader for libraries installed with composer

require __DIR__ . '/vendor/autoload.php';

# Imports the Google Cloud client library

use Google\Cloud\Speech\V2\Client\SpeechClient;

use Google\Cloud\Speech\V2\CreateRecognizerRequest;

use Google\Cloud\Speech\V2\ExplicitDecodingConfig;

use Google\Cloud\Speech\V2\ExplicitDecodingConfig\AudioEncoding;

use Google\Cloud\Speech\V2\RecognitionConfig;

use Google\Cloud\Speech\V2\Recognizer;

use Google\Cloud\Speech\V2\RecognizeRequest;

# The name of the audio file to transcribe

$gcsURI = 'gs://cloud-samples-data/speech/brooklyn_bridge.raw';

# Your Google Cloud Project ID and location

$projectId = 'YOUR_PROJECT_ID';

$location = 'global';

# Instantiates a client

$speech = new SpeechClient();

// Create a Recognizer

$createRecognizerRequest = new CreateRecognizerRequest([

'parent' => SpeechClient::locationName($projectId, $location),

'recognizer_id' => $recognizerId = 'quickstart-recognizer-' . uniqid(),

'recognizer' => new Recognizer([

'language_codes' => ['en-US'],

'model' => 'latest_short'

])

]);

$operation = $speech->createRecognizer($createRecognizerRequest);

// Wait for the operation to complete

$operation->pollUntilComplete();

if ($operation->operationSucceeded()) {

$result = $operation->getResult();

printf('Created Recognizer: %s' . PHP_EOL, $result->getName());

} else {

print_r($operation->getError());

}

$config = (new RecognitionConfig())

// Can also use {@see Google\Cloud\Speech\V2\AutoDetectDecodingConfig}

// ->setAutoDecodingConfig(new AutoDetectDecodingConfig());

->setExplicitDecodingConfig(new ExplicitDecodingConfig([

'encoding' => AudioEncoding::LINEAR16,

'sample_rate_hertz' => 16000,

'audio_channel_count' => 1,

]));

$recognizerName = SpeechClient::recognizerName($projectId, $location, $recognizerId);

$request = (new RecognizeRequest())

->setRecognizer($recognizerName)

->setConfig($config)

->setUri($gcsURI);

# Detects speech in the audio file

$response = $speech->recognize($request);

# Print most likely transcription

foreach ($response->getResults() as $result) {

$alternatives = $result->getAlternatives();

$mostLikely = $alternatives[0];

$transcript = $mostLikely->getTranscript();

printf('Transcript: %s' . PHP_EOL, $transcript);

}

$speech->close();

php-docs-samples/speech/quickstart.php at main · Reality2byte/php-docs-samples · GitHub

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