/**
* Internal
*
* Applies options before save or output
*
* @param \Gmagick $image
* @param array $options
* @param string $path
*
* @throws InvalidArgumentException
*/
private function applyImageOptions(\Gmagick $image, array $options, $path)
{
if (isset($options['format'])) {
$format = $options['format'];
} elseif ('' !== ($extension = pathinfo($path, \PATHINFO_EXTENSION))) {
$format = $extension;
} else {
$format = pathinfo($image->getImageFilename(), \PATHINFO_EXTENSION);
}
$format = strtolower($format);
$options = $this->updateSaveOptions($options);
if (isset($options['jpeg_quality']) && in_array($format, array('jpeg', 'jpg', 'pjpeg'))) {
$image->setCompressionQuality($options['jpeg_quality']);
}
if ((isset($options['png_compression_level']) || isset($options['png_compression_filter'])) && $format === 'png') {
// first digit: compression level (default: 7)
if (isset($options['png_compression_level'])) {
if ($options['png_compression_level'] < 0 || $options['png_compression_level'] > 9) {
throw new InvalidArgumentException('png_compression_level option should be an integer from 0 to 9');
}
$compression = $options['png_compression_level'] * 10;
} else {
$compression = 70;
}
// second digit: compression filter (default: 5)
if (isset($options['png_compression_filter'])) {
if ($options['png_compression_filter'] < 0 || $options['png_compression_filter'] > 9) {
throw new InvalidArgumentException('png_compression_filter option should be an integer from 0 to 9');
}
$compression += $options['png_compression_filter'];
} else {
$compression += 5;
}
$image->setCompressionQuality($compression);
}
if (isset($options['resolution-units']) && isset($options['resolution-x']) && isset($options['resolution-y'])) {
if ($options['resolution-units'] == ImageInterface::RESOLUTION_PIXELSPERCENTIMETER) {
$image->setimageunits(\Gmagick::RESOLUTION_PIXELSPERCENTIMETER);
} elseif ($options['resolution-units'] == ImageInterface::RESOLUTION_PIXELSPERINCH) {
$image->setimageunits(\Gmagick::RESOLUTION_PIXELSPERINCH);
} else {
throw new InvalidArgumentException('Unsupported image unit format');
}
$image->setimageresolution($options['resolution-x'], $options['resolution-y']);
}
}
/**
* Internal
*
* Applies options before save or output
*
* @param \Gmagick $image
* @param array $options
*/
private function applyImageOptions(\Gmagick $image, array $options)
{
if (isset($options['quality'])) {
$image->setCompressionQuality($options['quality']);
}
if (isset($options['resolution-units']) && isset($options['resolution-x']) && isset($options['resolution-y'])) {
if ($options['resolution-units'] == ImageInterface::RESOLUTION_PIXELSPERCENTIMETER) {
$image->setimageunits(\Gmagick::RESOLUTION_PIXELSPERCENTIMETER);
} elseif ($options['resolution-units'] == ImageInterface::RESOLUTION_PIXELSPERINCH) {
$image->setimageunits(\Gmagick::RESOLUTION_PIXELSPERINCH);
} else {
throw new RuntimeException('Unsupported image unit format');
}
$image->setimageresolution($options['resolution-x'], $options['resolution-y']);
}
}
