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<?php
/**
* 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.
*/
// [START vision_fulltext_detection_gcs]
namespace Google\Cloud\Samples\Vision;
use Google\Cloud\Vision\V1\ImageAnnotatorClient;
// $path = 'gs://path/to/your/image.jpg'
function detect_document_text_gcs($path)
{
$imageAnnotator = new ImageAnnotatorClient();
# annotate the image
$response = $imageAnnotator->documentTextDetection($path);
$annotation = $response->getFullTextAnnotation();
# print out detailed and structured information about document text
if ($annotation) {
foreach ($annotation->getPages() as $page) {
foreach ($page->getBlocks() as $block) {
$block_text = '';
foreach ($block->getParagraphs() as $paragraph) {
foreach ($paragraph->getWords() as $word) {
foreach ($word->getSymbols() as $symbol) {
$block_text .= $symbol->getText();
}
$block_text .= ' ';
}
$block_text .= "\n";
}
printf('Block content: %s', $block_text);
printf('Block confidence: %f' . PHP_EOL,
$block->getConfidence());
# get bounds
$vertices = $block->getBoundingBox()->getVertices();
$bounds = [];
foreach ($vertices as $vertex) {
$bounds[] = sprintf('(%d,%d)', $vertex->getX(),
$vertex->getY());
}
print('Bounds: ' . join(', ', $bounds) . PHP_EOL);
print(PHP_EOL);
}
}
} else {
print('No text found' . PHP_EOL);
}
$imageAnnotator->close();
}
// [END vision_fulltext_detection_gcs]
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