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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.

*/

# [START vision_quickstart]

# includes the autoloader for libraries installed with composer

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

# imports the Google Cloud client library

use Google\Cloud\Vision\V1\ImageAnnotatorClient;

# instantiates a client

$imageAnnotator = new ImageAnnotatorClient();

# the name of the image file to annotate

$fileName = 'test/data/wakeupcat.jpg';

# prepare the image to be annotated

$image = file_get_contents($fileName);

# performs label detection on the image file

$response = $imageAnnotator->labelDetection($image);

$labels = $response->getLabelAnnotations();

if ($labels) {

echo("Labels:" . PHP_EOL);

foreach ($labels as $label) {

echo($label->getDescription() . PHP_EOL);

}

} else {

echo('No label found' . PHP_EOL);

}

# [END vision_quickstart]

return $labels;