function ConvertImage($Source, $Options = Null)
{
if (is_string($Options)) {
$Options = array('Options' => $Options);
}
$TargetFolder = GetValue('TargetFolder', $Options, 'uploads/cached', True);
$Options = GetValue('Options', $Options);
$Filename = CleanupString(pathinfo($Source, 8)) . '-' . Crc32Value($Source, $Options);
$Extension = CleanupString(pathinfo($Source, 4));
$ResultImage = $TargetFolder . DS . $Filename . '.' . $Extension;
if (!file_exists($ResultImage)) {
$Source = GetImageSource($Source);
ImageMagick('convert', $Source, $Options, $ResultImage);
}
return $ResultImage;
}
public function save($uri, $quality = 80)
{
if (empty($this->source)) {
return false;
}
if (!is_dir(dirname($uri))) {
mkdir(dirname($uri), 0755, true);
}
$saved = false;
if ($this->magick) {
$convert = $this->crop;
if ($this->resize) {
list($width, $height) = $this->resize;
$convert .= " -resize {$width}x{$height}!";
}
$image = ImageMagick('convert', "\"{$this->source}\"{$convert} -quality {$quality} -strip -verbose \"{$uri}\"");
if ($image['return'] == 0) {
$saved = true;
}
} elseif ($this->type != 'ico') {
// in case $this->magick was set to false
if (!empty($this->resize)) {
list($width, $height) = $this->resize;
} elseif (!empty($this->cropped)) {
list($width, $height) = array_values($this->cropped);
} else {
$width = $this->width;
$height = $this->height;
}
$image = imagecreatetruecolor($width, $height);
if ($this->type == 'png') {
imagealphablending($image, false);
imagesavealpha($image, true);
$transparent = imagecolorallocatealpha($image, 255, 255, 255, 127);
imagefilledrectangle($image, 0, 0, $width, $height, $transparent);
} else {
$white = imagecolorallocate($image, 255, 255, 255);
imagefilledrectangle($image, 0, 0, $width, $height, $white);
}
switch ($this->type) {
case 'gif':
$source = imagecreatefromgif($this->source);
break;
case 'jpg':
$source = imagecreatefromjpeg($this->source);
break;
case 'png':
$source = imagecreatefrompng($this->source);
break;
}
$src_x = $this->cropped ? $this->cropped['x1'] : 0;
$src_y = $this->cropped ? $this->cropped['y1'] : 0;
imagecopyresampled($image, $source, 0, 0, $src_x, $src_y, $width, $height, $this->max('width'), $this->max('height'));
switch (substr($uri, strrpos($uri, '.') + 1)) {
case 'gif':
$saved = imagegif($image, $uri);
break;
case 'jpeg':
case 'jpg':
$saved = imagejpeg($image, $uri, $quality);
break;
case 'png':
if ($quality >= 90) {
$quality = 0;
} else {
$quality = abs(round($quality / 10) - 9);
}
$saved = imagepng($image, $uri, $quality);
break;
}
unset($image, $source);
}
if ($saved) {
$this->saved = $uri;
}
$this->crop($this->original ? $this->original : array(0, 0, $this->width, $this->height), false);
return $saved;
}