{"record":{"id":"bd628fef4f2195d6","repo":"Intervention/image","slug":"quality-must-be-in-range-0-to-100-bd628f","errorCode":null,"errorMessage":"Quality must be in range 0 to 100","messagePattern":"Quality must be in range 0 to 100","errorType":"exception","errorClass":"InvalidArgumentException","httpStatus":null,"severity":"error","filePath":"src/Encoders/WebpEncoder.php","lineNumber":23,"sourceCode":"namespace Intervention\\Image\\Encoders;\n\nuse Intervention\\Image\\Drivers\\SpecializableEncoder;\nuse Intervention\\Image\\Exceptions\\InvalidArgumentException;\n\nclass WebpEncoder extends SpecializableEncoder\n{\n    /**\n     * Create new encoder object.\n     *\n     * @param null|bool $strip Strip EXIF metadata\n     * @throws InvalidArgumentException\n     */\n    public function __construct(\n        public int $quality = self::DEFAULT_QUALITY,\n        public ?bool $strip = null,\n    ) {\n        if ($quality < 0 || $quality > 100) {\n            throw new InvalidArgumentException('Quality must be in range 0 to 100');\n        }\n    }\n}\n","sourceCodeStart":5,"sourceCodeEnd":27,"githubUrl":"https://github.com/Intervention/image/blob/5598b9e39751c34afc5cdee84abef77f92c26f68/src/Encoders/WebpEncoder.php#L5-L27","documentation":"WebpEncoder validates its $quality constructor option and throws InvalidArgumentException unless it is an integer between 0 and 100. The value arrives directly via new WebpEncoder(quality: N) or through forwarded options, e.g. $image->save('out.webp', quality: N) -> FilePathEncoder -> Format::encoder(...$options) -> new WebpEncoder(...).","triggerScenarios":"new WebpEncoder(quality: 120), new WebpEncoder(-1), or $image->encodeUsingPath('thumb.webp', quality: $userInput) with out-of-range input.","commonSituations":"WebP conversion endpoints that forward a client-supplied quality parameter without validation; image-optimization configs tuned above 100 in an attempt to force maximum fidelity; quality defaults that drifted after config refactors.","solutions":["Clamp quality into 0-100 before passing: max(0, min(100, $quality))","Add request validation (e.g. 'integer|between:0,100') for any quality parameter","Audit WebP presets in config files and correct out-of-range values"],"exampleFix":"// before\n$image->toWebp(quality: $request->query('q')); // ?q=150 crashes\n\n// after\n$image->toWebp(quality: max(0, min(100, (int) $request->query('q', 82))));","handlingStrategy":"validation","validationCode":"$quality = max(0, min(100, (int) $request->query('q', 82)));\n$image->toWebp(quality: $quality);","typeGuard":"function isValidQuality(mixed $quality): bool\n{\n    return is_int($quality) && $quality >= 0 && $quality <= 100;\n}","tryCatchPattern":null,"preventionTips":["Clamp query/API quality parameters before use","Cap quality presets in config validation","Remember the same 0-100 rule applies to every quality-aware encoder"],"tags":["php","intervention-image","encoder","webp","quality","invalid-argument"],"backgroundTag":"parameter-out-of-range","analyzedSha":"5598b9e39751c34afc5cdee84abef77f92c26f68","analyzedAt":"2026-08-23T02:17:31.068Z","schemaVersion":2},"datasetVersion":"2026-08-23T08:06:27.607Z"}