/**
* Generate thumbnail of an Image with GD
* @param string $viewPath Source view path
* @param string $srcImagePath Source image path relative to the ownCloud fakeroot
* @param string $dstImagePath Destination image path
* @return boolean TRUE image generated successfully, FALSE otherwise
*/
private function generateImageThumbnailGD($viewPath, $srcImagePath, $dstImagePath)
{
$view = new \OC\Files\View($viewPath);
$imageLocalPath = $view->getLocalFile($srcImagePath);
$image = new \OCP\Image();
$image->loadFromFile($imageLocalPath);
if (!$image->valid()) {
return FALSE;
}
//Non legge il path
$image->fixOrientation();
$image->resize($this->width);
$imageRsrc = $image->resource();
$height = $image->height();
$width = $image->width();
$widthOffset = intval(($this->width - $width) / 2);
$heightOffset = intval(($this->height - $height) / 2);
$thumbGDImage = imagecreatetruecolor($this->width, $this->height);
// Fill with background color
$bgColor = imagecolorallocate($thumbGDImage, $this->bgColor['red'], $this->bgColor['green'], $this->bgColor['blue']);
imagefilledrectangle($thumbGDImage, 0, 0, $this->width, $this->height, $bgColor);
imagecopyresampled($thumbGDImage, $imageRsrc, $widthOffset, $heightOffset, 0, 0, $width, $height, $width, $height);
imagepng($thumbGDImage, $dstImagePath, 7);
imagedestroy($thumbGDImage);
return TRUE;
}
