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Test functions

faceRecognizerPredict()

Description

Use FaceRecognizer to predict the association between a face and a label (i.e person name)

Parameters

ColumnTypeDefaultDescription
$model_file_path string Path to the FaceRecognizer model state file
$test_image_path string Path to the prepared image we are testing

Return

boolean|array Return the label ID and probability on successful prediction or FALSE on error

Location

include/facial_recognition_functions.php lines 146 to 180

Definition

 
function faceRecognizerPredict($model_file_path, $test_image_path)
    {
    if(!file_exists($model_file_path))
        {
        debug("FACIAL_RECOGNITION: Could not find model at '{$model_file_path}'");
        return false;
        }

    if(!file_exists($test_image_path))
        {
        debug("FACIAL_RECOGNITION: Could not find the test image at '{$test_image_path}'");
        return false;
        }

    $python_fullpath = get_utility_path('python');
    if(false === $python_fullpath)
        {
        debug('FACIAL_RECOGNITION: Could not find Python!');
        return false;
        }

    $faceRecognizer_path = __DIR__ . '/../lib/facial_recognition/faceRecognizer.py';
    $model_file_path     = escapeshellarg($model_file_path);
    $test_image_path     = escapeshellarg($test_image_path);

    $prediction = run_command("{$python_fullpath} {$faceRecognizer_path} {$model_file_path} {$test_image_path}");
    $prediction = json_decode($prediction);

    if(null === $prediction || 2 > count($prediction))
        {
        return false;
        }

    return $prediction;
    }

This article was last updated 17th November 2024 15:05 Europe/London time based on the source file dated 19th September 2024 17:30 Europe/London time.