7, 'outputType' => QRCode::OUTPUT_FPDF, 'eccLevel' => QRCode::ECC_L, 'scale' => 5, 'imageBase64' => false, 'moduleValues' => [ // finder (QRMatrix::M_FINDER << 8) => [0, 63, 255], // dark (true) (QRMatrix::M_FINDER_DOT << 8) => [0, 63, 255], QRMatrix::M_FINDER => [255, 255, 255], // light (false), white is the transparency color and is enabled by default // alignment (QRMatrix::M_ALIGNMENT << 8) => [255, 0, 255], QRMatrix::M_ALIGNMENT => [255, 255, 255], // timing (QRMatrix::M_TIMING << 8) => [255, 0, 0], QRMatrix::M_TIMING => [255, 255, 255], // format (QRMatrix::M_FORMAT << 8) => [67, 191, 84], QRMatrix::M_FORMAT => [255, 255, 255], // version (QRMatrix::M_VERSION << 8) => [62, 174, 190], QRMatrix::M_VERSION => [255, 255, 255], // data (QRMatrix::M_DATA << 8) => [0, 0, 0], QRMatrix::M_DATA => [255, 255, 255], // darkmodule (QRMatrix::M_DARKMODULE << 8) => [0, 0, 0], // separator QRMatrix::M_SEPARATOR => [255, 255, 255], // quietzone QRMatrix::M_QUIETZONE => [255, 255, 255], ], ]); header('Content-type: application/pdf'); echo (new QRCode($options))->render('https://www.youtube.com/watch?v=dQw4w9WgXcQ');