class ImageMagickPlugin extends Plugin
{
+ public $preview_imageformat = 'PNG'; // Image format strings: http://www.imagemagick.org/script/formats.php#supported
+ public $rasterize_vectors = false; // Whether we want to turn SVG into PNG etc.
+
/**
* @param ImageFile $file An ImageFile object we're getting metadata for
* @param array $info The response from getimagesize()
$fh = fopen($outpath, 'w+');
$success = $magick->writeImagesFile($fh);
fclose($fh);
+ $magick->destroy();
return !$success;
}
- public function onPluginVersion(&$versions)
+ public function onCreateFileImageThumbnailSource(File $file, &$imgPath, $media=null)
+ {
+ switch ($file->mimetype) {
+ case 'image/svg+xml':
+ if (!$this->rasterize_vectors) {
+ // ImageMagick seems to be hard to trick into scaling vector graphics...
+ return true;
+ }
+ break;
+ default:
+ // If we don't know the format, let's try not to mess with anything.
+ return true;
+ }
+
+ $imgPath = tempnam(sys_get_temp_dir(), 'socialthumb-');
+ if (!$this->createImagePreview($file, $imgPath)) {
+ common_debug('Could not create ImageMagick preview of File id=='.$file->id);
+ @unlink($imgPath);
+ $imgPath = null;
+ return true;
+ }
+ return false;
+ }
+
+ protected function createImagePreview(File $file, $outpath)
+ {
+ $magick = new Imagick($file->getPath());
+ $magick->setImageFormat($this->preview_imageformat);
+ $magick->writeImage($outpath);
+ $magick->destroy();
+
+ return getimagesize($outpath); // Verify that we wrote an understandable image.
+ }
+
+ public function onPluginVersion(array &$versions)
{
$versions[] = array('name' => 'ImageMagick',
'version' => GNUSOCIAL_VERSION,