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<?php

/**

* Copyright 2016 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.

*/

/**

* For instructions on how to run the full sample:

*

* @see https://github.com/GoogleCloudPlatform/php-docs-samples/tree/main/speech/README.md

*/

namespace Google\Cloud\Samples\Speech;

# [START base64_audio]

/**

* @param string $audioFile path to an audio file

*/

function base64_encode_audio(string $audioFile)

{

$audioFileResource = fopen($audioFile, 'r');

$base64Audio = base64_encode(stream_get_contents($audioFileResource));

print($base64Audio);

}

# [END base64_audio]

// The following 2 lines are only needed to run the samples

require_once __DIR__ . '/../../testing/sample_helpers.php';

\Google\Cloud\Samples\execute_sample(__FILE__, __NAMESPACE__, $argv);