%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/*
* This file is part of the Imagine package.
*
* (c) Bulat Shakirzyanov <mallluhuct@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Imagine\Imagick;
use Imagine\Driver\InfoProvider;
use Imagine\Exception\InvalidArgumentException;
use Imagine\Exception\NotSupportedException;
use Imagine\Exception\RuntimeException;
use Imagine\Factory\ClassFactoryInterface;
use Imagine\File\LoaderInterface;
use Imagine\Image\AbstractImagine;
use Imagine\Image\BoxInterface;
use Imagine\Image\Metadata\MetadataBag;
use Imagine\Image\Palette\CMYK;
use Imagine\Image\Palette\Color\ColorInterface;
use Imagine\Image\Palette\Grayscale;
use Imagine\Image\Palette\RGB;
use Imagine\Utils\ErrorHandling;
/**
* Imagine implementation using the Imagick PHP extension.
*
* @final
*/
class Imagine extends AbstractImagine implements InfoProvider
{
/**
* @throws \Imagine\Exception\RuntimeException
*/
public function __construct()
{
static::getDriverInfo()->checkVersionIsSupported();
}
/**
* {@inheritdoc}
*
* @see \Imagine\Driver\InfoProvider::getDriverInfo()
* @since 1.3.0
*/
public static function getDriverInfo($required = true)
{
return DriverInfo::get($required);
}
/**
* {@inheritdoc}
*
* @see \Imagine\Image\ImagineInterface::open()
*/
public function open($path)
{
$loader = $path instanceof LoaderInterface ? $path : $this->getClassFactory()->createFileLoader($path);
$path = $loader->getPath();
try {
if ($loader->isLocalFile()) {
if (DIRECTORY_SEPARATOR === '\\' && PHP_INT_SIZE === 8 && defined('PHP_VERSION_ID') && PHP_VERSION_ID >= 70100 && PHP_VERSION_ID < 70200) {
// Passing the file name to the Imagick constructor may break PHP 7.1 64 bit on Windows - see https://github.com/mkoppanen/imagick/issues/252
$imagick = new \Imagick();
$imagick->readImageBlob($loader->getData(), $path);
} else {
$imagick = new \Imagick($path);
}
} else {
$imagick = new \Imagick();
$imagick->readImageBlob($loader->getData());
}
$image = $this->getClassFactory()->createImage(ClassFactoryInterface::HANDLE_IMAGICK, $imagick, $this->createPalette($imagick), $this->getMetadataReader()->readFile($loader));
} catch (\ImagickException $e) {
throw new RuntimeException(sprintf('Unable to open image %s', $path), $e->getCode(), $e);
}
return $image;
}
/**
* {@inheritdoc}
*
* @see \Imagine\Image\ImagineInterface::create()
*/
public function create(BoxInterface $size, ColorInterface $color = null)
{
$width = $size->getWidth();
$height = $size->getHeight();
$palette = $color !== null ? $color->getPalette() : new RGB();
$color = $color !== null ? $color : $palette->color('fff');
try {
$pixel = new \ImagickPixel((string) $color);
$pixel->setColorValue(\Imagick::COLOR_ALPHA, $color->getAlpha() / 100);
$imagick = new \Imagick();
$imagick->newImage($width, $height, $pixel);
$imagick->setImageMatte(true);
$imagick->setImageBackgroundColor($pixel);
// Setting image alpha requires ImageMagick version 6.3.1 or higher is required
if (version_compare(static::getDriverInfo()->getEngineVersion(), '6.3.1') >= 0) {
// setImageOpacity was replaced with setImageAlpha in php-imagick v3.4.3
if (method_exists($imagick, 'setImageAlpha')) {
$imagick->setImageAlpha($pixel->getColorValue(\Imagick::COLOR_ALPHA));
} else {
ErrorHandling::ignoring(E_DEPRECATED, function () use ($imagick, $pixel) {
$imagick->setImageOpacity($pixel->getColorValue(\Imagick::COLOR_ALPHA));
});
}
}
$pixel->clear();
$pixel->destroy();
return $this->getClassFactory()->createImage(ClassFactoryInterface::HANDLE_IMAGICK, $imagick, $palette, new MetadataBag());
} catch (\ImagickException $e) {
throw new RuntimeException('Could not create empty image', $e->getCode(), $e);
}
}
/**
* {@inheritdoc}
*
* @see \Imagine\Image\ImagineInterface::load()
*/
public function load($string)
{
try {
$imagick = new \Imagick();
$imagick->readImageBlob($string);
$imagick->setImageMatte(true);
return $this->getClassFactory()->createImage(ClassFactoryInterface::HANDLE_IMAGICK, $imagick, $this->createPalette($imagick), $this->getMetadataReader()->readData($string));
} catch (\ImagickException $e) {
throw new RuntimeException('Could not load image from string', $e->getCode(), $e);
}
}
/**
* {@inheritdoc}
*
* @see \Imagine\Image\ImagineInterface::read()
*/
public function read($resource)
{
if (!is_resource($resource)) {
throw new InvalidArgumentException('Variable does not contain a stream resource');
}
$content = stream_get_contents($resource);
try {
$imagick = new \Imagick();
$imagick->readImageBlob($content);
} catch (\ImagickException $e) {
throw new RuntimeException('Could not read image from resource', $e->getCode(), $e);
}
return $this->getClassFactory()->createImage(ClassFactoryInterface::HANDLE_IMAGICK, $imagick, $this->createPalette($imagick), $this->getMetadataReader()->readData($content, $resource));
}
/**
* {@inheritdoc}
*
* @see \Imagine\Image\ImagineInterface::font()
*/
public function font($file, $size, ColorInterface $color)
{
return $this->getClassFactory()->createFont(ClassFactoryInterface::HANDLE_IMAGICK, $file, $size, $color);
}
/**
* Returns the palette corresponding to an \Imagick resource colorspace.
*
* @param \Imagick $imagick
*
* @throws \Imagine\Exception\NotSupportedException
*
* @return \Imagine\Image\Palette\CMYK|\Imagine\Image\Palette\Grayscale|\Imagine\Image\Palette\RGB
*/
private function createPalette(\Imagick $imagick)
{
switch ($imagick->getImageColorspace()) {
case \Imagick::COLORSPACE_RGB:
case \Imagick::COLORSPACE_SRGB:
return new RGB();
case \Imagick::COLORSPACE_CMYK:
return new CMYK();
case \Imagick::COLORSPACE_GRAY:
return new Grayscale();
case \Imagick::COLORSPACE_YCBCR:
static::getDriverInfo()->requireFeature(DriverInfo::FEATURE_COLORSPACECONVERSION);
try {
$profile = $imagick->getImageProfile('icc');
} catch (\ImagickException $e) {
$profile = null;
}
$imagick->transformImageColorspace(\Imagick::COLORSPACE_SRGB);
if ($profile) {
static::getDriverInfo()->requireFeature(DriverInfo::FEATURE_COLORPROFILES);
$imagick->setImageProfile('icc', $profile);
}
return new RGB();
default:
throw new NotSupportedException('Only RGB and CMYK colorspace are currently supported');
}
}
}
Zerion Mini Shell 1.0