basic.php

<?php

/**
 * Minimal ai_meta consumer.
 *
 * Build the extension first, then:
 *   php -d extension=./modules/ai_meta.so examples/basic.php path/to/image.png
 */

declare(strict_types=1);

if (!extension_loaded('ai_meta')) {
    fwrite(STDERR, "ai_meta extension not loaded\n");
    exit(1);
}

if ($argc < 2) {
    fwrite(STDERR, "usage: php examples/basic.php <image>\n");
    exit(2);
}

$path = $argv[1];
$data = file_get_contents($path);
if ($data === false) {
    fwrite(STDERR, "failed to read {$path}\n");
    exit(1);
}

try {
    $scan = ai_meta_scan($data);
    echo 'format=' . $scan['format']
        . ' likely_ai=' . ($scan['likely_ai'] ? 'true' : 'false')
        . ' schemes=' . implode(',', $scan['schemes'])
        . PHP_EOL;

    $fields = ai_meta_extract($data);
    foreach ($fields as $key => $value) {
        $preview = strlen($value) > 120 ? substr($value, 0, 117) . '...' : $value;
        echo $key . ': ' . $preview . PHP_EOL;
    }
} catch (AiMetaException $e) {
    fwrite(STDERR, 'ai_meta error: ' . $e->getMessage() . PHP_EOL);
    exit(1);
}