/**
* Perform the crop.
*/
public function performCrop()
{
// Calculate the missing width/height for the asset - ensure aspect ratio is maintained
$dimensions = ImageHelper::calculateMissingDimension($this->width, $this->height, $this->image->getWidth(), $this->image->getHeight());
$this->image = $this->image->scaleAndCrop($dimensions[0], $dimensions[1]);
}
/**
* Strip orientation from EXIF data for an image at a path.
*
* @param $filePath
*
* @return bool
*/
public function stripOrientationFromExifData($filePath)
{
if (!ImageHelper::canHaveExifData($filePath)) {
return null;
}
$data = new PelDataWindow(IOHelper::getFileContents($filePath));
// Is this a valid JPEG?
if (PelJpeg::isValid($data)) {
$jpeg = $file = new PelJpeg();
$jpeg->load($data);
$exif = $jpeg->getExif();
if ($exif) {
$tiff = $exif->getTiff();
$ifd0 = $tiff->getIfd();
// Delete the Orientation entry and re-save the file
$ifd0->offsetUnset(PelTag::ORIENTATION);
$file->saveFile($filePath);
return true;
}
}
return false;
}
/**
* Strip orientation from EXIF data for an image at a path.
*
* @param $filePath
*
* @return bool
*/
public function stripOrientationFromExifData($filePath)
{
if (!ImageHelper::canHaveExifData($filePath)) {
return null;
}
// Quick and dirty, if possible
if ($this->isImagick() && method_exists('Imagick', 'setImageProperty')) {
$image = new \Imagick($filePath);
$image->setImageOrientation(\Imagick::ORIENTATION_UNDEFINED);
$image->writeImages($filePath, true);
return true;
}
$data = new PelDataWindow(IOHelper::getFileContents($filePath));
// Is this a valid JPEG?
if (PelJpeg::isValid($data)) {
$jpeg = $file = new PelJpeg();
$jpeg->load($data);
$exif = $jpeg->getExif();
if ($exif) {
$tiff = $exif->getTiff();
$ifd0 = $tiff->getIfd();
// Delete the Orientation entry and re-save the file
$ifd0->offsetUnset(PelTag::ORIENTATION);
$file->saveFile($filePath);
return true;
}
}
return false;
}
