/**
* Annotate a set of images.
*
* Example:
* ```
* $images = [];
*
* $familyPhotoResource = fopen(__DIR__ .'/assets/family-photo.jpg', 'r');
* $images[] = $vision->image($familyPhotoResource, [
* 'FACE_DETECTION'
* ]);
*
* $eiffelTowerResource = fopen(__DIR__ .'/assets/eiffel-tower.jpg', 'r');
* $images[] = $vision->image($eiffelTowerResource, [
* 'LANDMARK_DETECTION'
* ]);
*
* $result = $vision->annotateBatch($images);
* ```
*
* @param Image[] $images An array consisting of instances of
* {@see Google\Cloud\Vision\Image}.
* @param array $options Configuration Options
* @return Annotation[]
*/
public function annotateBatch(array $images, array $options = [])
{
$this->validateBatch($images, Image::class);
$requests = [];
foreach ($images as $image) {
$requests[] = $image->requestObject();
}
$res = $this->connection->annotate(['requests' => $requests] + $options);
$annotations = [];
if (isset($res['responses'])) {
foreach ($res['responses'] as $response) {
$annotations[] = new Annotation($response);
}
}
return $annotations;
}
