// data values can range between 0 and 255
$v = (int) ($data[$d] / 255 * $height);
// draw the line on the image using the $v value and centering it vertically on the canvas
imageline($img, $d / $detail, 0 + ($height - $v), $d / $detail, $height - ($height - $v), imagecolorallocate($img, $r, $g, $b));
}
//create file
$fp = fopen('images/' . $finalFilename, 'w');
fclose($fp);
// want it resized?
if ($width) {
// resample the image to the proportions defined in the form
$rimg = imagecreatetruecolor($width, $height);
imagecopyresampled($rimg, $img, 0, 0, 0, 0, $width, $height, sizeof($data) / $detail, $height);
imagepng($rimg, 'images/' . $finalFilename);
imagedestroy($rimg);
} else {
// print out at it's raw width (size of $data / detail level)
imagepng($img, 'images/' . $finalFilename);
imagedestroy($img);
}
return 'images/' . $finalFilename;
}
if (isset($_GET['filename'])) {
ini_set("max_execution_time", "60000");
echo 'analyzing file' . $_GET['filename'];
mp3toWavForm($_GET['filename']);
echo 'done!';
}
?>
public function buildFiles($dir)
{
$fileIterator = new RegexIterator(new RecursiveIteratorIterator(new RecursiveDirectoryIterator($dir)), '/\\.mp3$/');
$files = array();
foreach ($fileIterator as $index => $file) {
$files[$index]['filePath'] = htmlspecialchars($file->getPath() . '/' . $file->getFilename());
$files[$index]['fileName'] = htmlspecialchars($file->getFilename());
$files[$index]['info'] = $this->id3->analyze($file->getPath() . '/' . $file->getFilename());
unset($files[$index]['info']['comments']);
unset($files[$index]['info']['id3v2']['APIC']);
unset($files[$index]['info']['mpeg']);
if (!file_exists('images/' . self::getImageName($file->getFilename()))) {
$files[$index]['imagePath'] = mp3toWavForm($file->getPath() . '/' . $file->getFilename());
} else {
$files[$index]['imagePath'] = 'images/' . self::getImageName($file->getFilename());
}
}
return $files;
}