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<?php
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/**
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* This file is part of the O2System Framework package.
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*
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* @author Steeve Andrian Salim
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* @copyright Copyright (c) Steeve Andrian Salim
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*/
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// ------------------------------------------------------------------------
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namespace O2System\Image\Drivers;
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// ------------------------------------------------------------------------
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use O2System\Image\Abstracts\AbstractDriver;
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use O2System\Image\Abstracts\AbstractWatermark;
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use O2System\Image\Dimension;
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use O2System\Image\Watermark\Overlay;
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use O2System\Image\Watermark\Text;
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use O2System\Spl\Exceptions\Logic\BadFunctionCall\BadPhpExtensionCallException;
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/**
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* Class ImagemagickDriver
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*
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* @package O2System\Image\Drivers
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*/
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class ImagemagickDriver extends AbstractDriver
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{
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/**
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* ImagemagickDriver::__construct
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*
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* @throws \O2System\Spl\Exceptions\Logic\BadFunctionCall\BadPhpExtensionCallException
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*/
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public function __construct()
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{
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if ( ! class_exists('Imagick', false)) {
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throw new BadPhpExtensionCallException('IMAGE_E_PHP_EXTENSION', 0, ['imagick']);
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}
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}
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// ------------------------------------------------------------------------
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/**
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* ImagemagickDriver::__destruct
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*/
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public function __destruct()
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{
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if (is_object($this->sourceImageResource)) {
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$this->sourceImageResource->destroy();
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}
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if (is_object($this->resampleImageResource)) {
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$this->resampleImageResource->destroy();
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}
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}
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// ------------------------------------------------------------------------
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/**
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* ImagemagickDriver::createFromString
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*
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* Create an image resource from image string.
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*
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* @param string $imageString Image string.
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*
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* @return bool
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* @throws \ImagickException
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*/
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public function createFromString($imageString)
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{
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$this->sourceImageResource = new \Imagick();
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try {
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return $this->sourceImageResource->readImageBlob($imageString);
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} catch (\ImagickException $e) {
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$this->errors[ $e->getCode() ] = $e->getMessage();
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}
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return false;
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}
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// ------------------------------------------------------------------------
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/**
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* ImagemagickDriver::rotate
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*
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* Rotate an image with a given angle.
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*
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* @param float $degrees Image rotation degrees.
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*
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* @return bool
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*/
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public function rotate($degrees)
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{
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$resampleImageResource =& $this->getResampleImageResource();
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return $resampleImageResource->rotateImage('#000000', $degrees);
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}
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// ------------------------------------------------------------------------
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/**
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* ImagemagickDriver::flip
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*
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* Flip an image with a given axis.
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*
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* @param int $axis Flip axis.
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*
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* @return bool
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*/
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public function flip($axis)
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{
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$gdAxis = [
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1 => IMG_FLIP_HORIZONTAL,
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2 => IMG_FLIP_VERTICAL,
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3 => IMG_FLIP_BOTH,
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];
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if (array_key_exists($axis, $gdAxis)) {
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$resampleImageResource =& $this->getResampleImageResource();
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try {
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switch ($axis) {
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case 1:
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$resampleImageResource->flopImage();
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break;
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case 2:
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$resampleImageResource->flipImage();
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break;
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case 3:
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$resampleImageResource->flopImage();
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$resampleImageResource->flipImage();
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break;
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}
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return true;
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} catch (\ImagickException $e) {
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$this->errors[ $e->getCode() ] = $e->getMessage();
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}
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}
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return false;
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}
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// ------------------------------------------------------------------------
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/**
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* ImagemagickDriver::resize
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*
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* Resize an image using the given new width and height.
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*
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* @param bool $crop Perform auto crop or not
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*
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* @return bool
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*/
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public function resize($crop = false)
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{
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if ($crop) {
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return $this->resizeCrop();
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} else {
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$sourceDimension = $this->sourceImageFile->getDimension();
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$resampleDimension = $this->resampleImageFile->getDimension();
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if (($sourceDimension->getWidth() <= $resampleDimension->getWidth()) && ($sourceDimension->getHeight() <= $resampleDimension->getHeight())) {
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return true;
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} //no resizing needed
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//try max width first...
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$resizeRatio = $resampleDimension->getWidth() / $sourceDimension->getWidth();
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$resizeWidth = $resampleDimension->getWidth();
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$resizeHeight = $sourceDimension->getHeight() * $resizeRatio;
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//if that didn't work
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if ($resizeHeight > $resampleDimension->getHeight()) {
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$resizeRatio = $resampleDimension->getHeight() / $sourceDimension->getHeight();
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$resizeHeight = $resampleDimension->getHeight();
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$resizeWidth = $sourceDimension->getWidth() * $resizeRatio;
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}
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$resampleImageResource =& $this->getResampleImageResource();
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return $resampleImageResource->resizeImage(
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$resizeWidth,
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$resizeHeight,
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\Imagick::FILTER_CATROM, 0.9, true);
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}
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}
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// ------------------------------------------------------------------------
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/**
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* ImagemagickDriver::resizeCrop
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*
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* @return bool
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*/
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public function resizeCrop()
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{
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$sourceDimension = $this->sourceImageFile->getDimension();
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$resampleDimension = $this->resampleImageFile->getDimension();
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//try max width first...
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$resizeRatio = $resampleDimension->getWidth() / $sourceDimension->getWidth();
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$resizeWidth = $resampleDimension->getWidth();
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$resizeHeight = $sourceDimension->getHeight() * $resizeRatio;
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215
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//if that didn't work
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if ($resizeHeight > $resampleDimension->getHeight()) {
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$resizeRatio = $resampleDimension->getHeight() / $sourceDimension->getHeight();
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$resizeHeight = $resampleDimension->getHeight();
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$resizeWidth = $sourceDimension->getWidth() * $resizeRatio;
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220
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}
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222
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$resampleImageResource =& $this->getResampleImageResource();
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224
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if ($resampleDimension->getOrientation() === 'SQUARE') {
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225
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if ($resampleImageResource->resizeImage($resizeWidth, $resizeHeight, \Imagick::FILTER_LANCZOS, 0.9,
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true)
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) {
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$resampleAxis = new Dimension\Axis(
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($resizeWidth - $resampleDimension->getWidth()) / 2,
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($resizeHeight - $resampleDimension->getWidth()) / 2
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);
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}
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} else {
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234
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switch ($resampleDimension->getFocus()) {
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235
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default:
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236
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case 'CENTER':
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237
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$resampleAxis = new Dimension\Axis(
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($sourceDimension->getWidth() / 2) - ($resizeWidth / 2),
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($sourceDimension->getHeight() / 2) - ($resizeHeight / 2)
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240
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);
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break;
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case 'NORTH':
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$resampleAxis = new Dimension\Axis(
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244
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($sourceDimension->getWidth() - $resizeWidth) / 2,
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0
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246
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);
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247
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break;
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248
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case 'NORTHWEST':
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249
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$resampleAxis = new Dimension\Axis(
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250
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0,
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251
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0
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252
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);
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253
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break;
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254
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case 'NORTHEAST':
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255
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$resampleAxis = new Dimension\Axis(
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256
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$sourceDimension->getWidth() - $resizeWidth,
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257
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0
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258
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);
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259
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break;
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260
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case 'SOUTH':
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261
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$resampleAxis = new Dimension\Axis(
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262
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($sourceDimension->getWidth() - $resizeWidth) / 2,
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263
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$sourceDimension->getHeight() - $resizeHeight
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264
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);
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265
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break;
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266
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case 'SOUTHWEST':
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267
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$resampleAxis = new Dimension\Axis(
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268
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0,
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269
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$sourceDimension->getHeight() - $resizeHeight
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270
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);
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271
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break;
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272
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case 'SOUTHEAST':
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273
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$resampleAxis = new Dimension\Axis(
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274
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$sourceDimension->getWidth() - $resizeWidth,
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275
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$sourceDimension->getHeight() - $resizeHeight
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276
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);
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277
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break;
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278
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case 'WEST':
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279
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$resampleAxis = new Dimension\Axis(
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280
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0,
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281
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($sourceDimension->getHeight() - $resizeHeight) / 2
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282
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);
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283
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break;
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284
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case 'EAST':
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285
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$resampleAxis = new Dimension\Axis(
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286
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$sourceDimension->getWidth() - $resizeWidth,
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287
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($sourceDimension->getHeight() - $resizeHeight) / 2
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288
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);
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289
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break;
|
|
290
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}
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291
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292
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if ( ! $resampleImageResource->resizeImage(
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293
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$sourceDimension->getWidth(),
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294
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$sourceDimension->getHeight(),
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295
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\Imagick::FILTER_CATROM, 0.9, true)
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296
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) {
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297
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return false;
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|
298
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}
|
|
299
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}
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|
300
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301
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if (isset($resampleAxis)) {
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302
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return $this->crop($resampleDimension->withAxis($resampleAxis));
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303
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}
|
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304
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305
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return false;
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|
306
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}
|
|
307
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|
|
308
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|
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// ------------------------------------------------------------------------
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|
309
|
|
|
|
|
310
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|
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/**
|
|
311
|
|
|
* ImagemagickDriver::crop
|
|
312
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|
|
*
|
|
313
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|
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* Crop an image.
|
|
314
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|
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*
|
|
315
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|
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* @param \O2System\Image\Dimension $dimension
|
|
316
|
|
|
*
|
|
317
|
|
|
* @return bool
|
|
318
|
|
|
*/
|
|
319
|
|
|
public function crop(Dimension $dimension)
|
|
320
|
|
|
{
|
|
321
|
|
|
$resampleImageResource =& $this->getResampleImageResource();
|
|
322
|
|
|
|
|
323
|
|
|
try {
|
|
324
|
|
|
return $resampleImageResource->cropImage(
|
|
325
|
|
|
$dimension->getWidth(),
|
|
326
|
|
|
$dimension->getHeight(),
|
|
327
|
|
|
$dimension->getAxis()->getX(),
|
|
328
|
|
|
$dimension->getAxis()->getY()
|
|
329
|
|
|
);
|
|
330
|
|
|
} catch (\ImagickException $e) {
|
|
331
|
|
|
$this->errors[ $e->getCode() ] = $e->getMessage();
|
|
332
|
|
|
}
|
|
333
|
|
|
|
|
334
|
|
|
return false;
|
|
335
|
|
|
}
|
|
336
|
|
|
|
|
337
|
|
|
/**
|
|
338
|
|
|
* ImagemagickDriver::watermark
|
|
339
|
|
|
*
|
|
340
|
|
|
* Watermark an image.
|
|
341
|
|
|
*
|
|
342
|
|
|
* @param \O2System\Image\Abstracts\AbstractWatermark $watermark
|
|
343
|
|
|
*
|
|
344
|
|
|
* @return bool
|
|
345
|
|
|
*/
|
|
346
|
|
|
public function watermark(AbstractWatermark $watermark)
|
|
347
|
|
|
{
|
|
348
|
|
|
$resampleImageResource =& $this->getResampleImageResource();
|
|
349
|
|
|
|
|
350
|
|
|
if ($watermark instanceof Text) {
|
|
351
|
|
|
|
|
352
|
|
|
$draw = new \ImagickDraw();
|
|
353
|
|
|
$draw->setFont($watermark->getFontPath());
|
|
354
|
|
|
$draw->setFontSize($watermark->getFontSize());
|
|
355
|
|
|
$draw->setFillColor($watermark->getFontColor());
|
|
|
|
|
|
|
356
|
|
|
|
|
357
|
|
|
if (false !== ($textAxis = $watermark->getAxis())) {
|
|
|
|
|
|
|
358
|
|
|
$draw->annotation($textAxis->getX(), $textAxis->getY(), $watermark->getString());
|
|
359
|
|
|
} else {
|
|
360
|
|
|
switch ($watermark->getPosition()) {
|
|
361
|
|
|
default:
|
|
362
|
|
|
case 'MIDDLE_MIDDLE':
|
|
363
|
|
|
case 'MIDDLE':
|
|
364
|
|
|
case 'CENTER':
|
|
365
|
|
|
$draw->setGravity(\Imagick::GRAVITY_CENTER);
|
|
366
|
|
|
break;
|
|
367
|
|
|
|
|
368
|
|
|
case 'MIDDLE_LEFT':
|
|
369
|
|
|
$draw->setGravity(\Imagick::GRAVITY_WEST);
|
|
370
|
|
|
break;
|
|
371
|
|
|
|
|
372
|
|
|
case 'MIDDLE_RIGHT':
|
|
373
|
|
|
$draw->setGravity(\Imagick::GRAVITY_EAST);
|
|
374
|
|
|
break;
|
|
375
|
|
|
|
|
376
|
|
|
case 'MIDDLE_TOP':
|
|
377
|
|
|
$draw->setGravity(\Imagick::GRAVITY_NORTH);
|
|
378
|
|
|
break;
|
|
379
|
|
|
|
|
380
|
|
|
case 'MIDDLE_BOTTOM':
|
|
381
|
|
|
$draw->setGravity(\Imagick::GRAVITY_SOUTH);
|
|
382
|
|
|
break;
|
|
383
|
|
|
|
|
384
|
|
|
case 'TOP_LEFT':
|
|
385
|
|
|
$draw->setGravity(\Imagick::GRAVITY_NORTHWEST);
|
|
386
|
|
|
break;
|
|
387
|
|
|
|
|
388
|
|
|
case 'TOP_RIGHT':
|
|
389
|
|
|
$draw->setGravity(\Imagick::GRAVITY_NORTHEAST);
|
|
390
|
|
|
break;
|
|
391
|
|
|
|
|
392
|
|
|
case 'BOTTOM_LEFT':
|
|
393
|
|
|
$draw->setGravity(\Imagick::GRAVITY_SOUTHWEST);
|
|
394
|
|
|
break;
|
|
395
|
|
|
|
|
396
|
|
|
case 'BOTTOM_RIGHT':
|
|
397
|
|
|
$draw->setGravity(\Imagick::GRAVITY_SOUTHEAST);
|
|
398
|
|
|
break;
|
|
399
|
|
|
}
|
|
400
|
|
|
}
|
|
401
|
|
|
|
|
402
|
|
|
return $resampleImageResource->annotateImage(
|
|
403
|
|
|
$draw,
|
|
404
|
|
|
$watermark->getPadding(),
|
|
405
|
|
|
$watermark->getPadding(),
|
|
406
|
|
|
$watermark->getAngle(),
|
|
407
|
|
|
$watermark->getString()
|
|
408
|
|
|
);
|
|
409
|
|
|
} elseif ($watermark instanceof Overlay) {
|
|
410
|
|
|
$watermarkImage = new self;
|
|
411
|
|
|
$watermarkImage->setSourceImage($watermark->getImagePath());
|
|
412
|
|
|
$watermarkImage->createFromSource();
|
|
413
|
|
|
|
|
414
|
|
|
$watermarkImageFile = $watermarkImage->getSourceImageFile();
|
|
415
|
|
|
$watermarkImageDimension = $watermarkImageFile->getDimension();
|
|
416
|
|
|
$watermarkImageDimension->maintainAspectRatio = true;
|
|
417
|
|
|
|
|
418
|
|
|
$resampleImageDimension = $this->resampleImageFile->getDimension();
|
|
419
|
|
|
|
|
420
|
|
|
if (false === ($scale = $watermark->getImageScale())) {
|
|
|
|
|
|
|
421
|
|
|
$scale = min(
|
|
422
|
|
|
round((($resampleImageDimension->getWidth() / 2) / $watermarkImageDimension->getWidth()) * 100),
|
|
423
|
|
|
round((($resampleImageDimension->getHeight() / 2) / $watermarkImageDimension->getHeight()) * 100)
|
|
424
|
|
|
);
|
|
425
|
|
|
}
|
|
426
|
|
|
|
|
427
|
|
|
if ($scale > 0) {
|
|
428
|
|
|
$watermarkImage->setResampleImage($watermarkImageFile->withDimension(
|
|
429
|
|
|
$watermarkImageDimension
|
|
430
|
|
|
->withScale($scale)
|
|
431
|
|
|
));
|
|
432
|
|
|
}
|
|
433
|
|
|
|
|
434
|
|
|
$watermarkImageDimension = $watermarkImage->getResampleImageFile()->getDimension();
|
|
435
|
|
|
|
|
436
|
|
|
if ($watermarkImage->scale()) {
|
|
437
|
|
|
$watermarkImageResource = $watermarkImage->getResampleImageResource();
|
|
438
|
|
|
|
|
439
|
|
|
if (false !== ($watermarkAxis = $watermark->getAxis())) {
|
|
|
|
|
|
|
440
|
|
|
$watermarkImageAxisX = $watermarkAxis->getX();
|
|
441
|
|
|
$watermarkImageAxisY = $watermarkAxis->getY();
|
|
442
|
|
|
} else {
|
|
443
|
|
|
switch ($watermark->getPosition()) {
|
|
444
|
|
|
default:
|
|
445
|
|
|
case 'MIDDLE_MIDDLE':
|
|
446
|
|
|
case 'MIDDLE':
|
|
447
|
|
|
case 'CENTER':
|
|
448
|
|
|
$watermarkImageAxisX = ($resampleImageDimension->getWidth() - $watermarkImageDimension->getWidth()) / 2;
|
|
449
|
|
|
$watermarkImageAxisY = ($resampleImageDimension->getHeight() - $watermarkImageDimension->getHeight()) / 2;
|
|
450
|
|
|
break;
|
|
451
|
|
|
|
|
452
|
|
|
case 'MIDDLE_LEFT':
|
|
453
|
|
|
$watermarkImageAxisX = $watermark->getPadding();
|
|
454
|
|
|
$watermarkImageAxisY = ($resampleImageDimension->getHeight() - $watermarkImageDimension->getHeight()) / 2;
|
|
455
|
|
|
break;
|
|
456
|
|
|
|
|
457
|
|
|
case 'MIDDLE_RIGHT':
|
|
458
|
|
|
$watermarkImageAxisX = $resampleImageDimension->getWidth() - ($watermarkImageDimension->getWidth() + $watermark->getPadding());
|
|
459
|
|
|
$watermarkImageAxisY = ($resampleImageDimension->getHeight() - $watermarkImageDimension->getHeight()) / 2;
|
|
460
|
|
|
break;
|
|
461
|
|
|
|
|
462
|
|
|
case 'MIDDLE_TOP':
|
|
463
|
|
|
$watermarkImageAxisX = ($resampleImageDimension->getWidth() - $watermarkImageDimension->getWidth()) / 2;
|
|
464
|
|
|
$watermarkImageAxisY = $watermarkImageDimension->getHeight() + $watermark->getPadding();
|
|
465
|
|
|
break;
|
|
466
|
|
|
|
|
467
|
|
|
case 'MIDDLE_BOTTOM':
|
|
468
|
|
|
$watermarkImageAxisX = ($resampleImageDimension->getWidth() - $watermarkImageDimension->getWidth()) / 2;
|
|
469
|
|
|
$watermarkImageAxisY = $resampleImageDimension->getHeight() - ($watermarkImageDimension->getHeight() + $watermark->getPadding());
|
|
470
|
|
|
break;
|
|
471
|
|
|
|
|
472
|
|
|
case 'TOP_LEFT':
|
|
473
|
|
|
$watermarkImageAxisX = $watermark->getPadding();
|
|
474
|
|
|
$watermarkImageAxisY = $watermarkImageDimension->getHeight() + $watermark->getPadding();
|
|
475
|
|
|
break;
|
|
476
|
|
|
|
|
477
|
|
|
case 'TOP_RIGHT':
|
|
478
|
|
|
$watermarkImageAxisX = $resampleImageDimension->getWidth() - ($watermarkImageDimension->getWidth() + $watermark->getPadding());
|
|
479
|
|
|
$watermarkImageAxisY = $watermarkImageDimension->getHeight() + $watermark->getPadding();
|
|
480
|
|
|
break;
|
|
481
|
|
|
|
|
482
|
|
|
case 'BOTTOM_LEFT':
|
|
483
|
|
|
$watermarkImageAxisX = $watermark->getPadding();
|
|
484
|
|
|
$watermarkImageAxisY = $resampleImageDimension->getHeight() - $watermarkImageDimension->getHeight() + $watermark->getPadding();
|
|
485
|
|
|
break;
|
|
486
|
|
|
|
|
487
|
|
|
case 'BOTTOM_RIGHT':
|
|
488
|
|
|
$watermarkImageAxisX = $resampleImageDimension->getWidth() - ($watermarkImageDimension->getWidth() + $watermark->getPadding());
|
|
489
|
|
|
$watermarkImageAxisY = $resampleImageDimension->getHeight() - ($watermarkImageDimension->getHeight() + $watermark->getPadding());
|
|
490
|
|
|
break;
|
|
491
|
|
|
}
|
|
492
|
|
|
}
|
|
493
|
|
|
|
|
494
|
|
|
try {
|
|
495
|
|
|
$resampleImageResource->compositeImage($watermarkImageResource, \Imagick::COMPOSITE_OVER,
|
|
496
|
|
|
$watermarkImageAxisX,
|
|
497
|
|
|
$watermarkImageAxisY);
|
|
498
|
|
|
|
|
499
|
|
|
return true;
|
|
500
|
|
|
} catch (\ImagickException $e) {
|
|
501
|
|
|
$this->errors[ $e->getCode() ] = $e->getMessage();
|
|
502
|
|
|
}
|
|
503
|
|
|
}
|
|
504
|
|
|
}
|
|
505
|
|
|
|
|
506
|
|
|
return false;
|
|
507
|
|
|
}
|
|
508
|
|
|
|
|
509
|
|
|
// ------------------------------------------------------------------------
|
|
510
|
|
|
|
|
511
|
|
|
/**
|
|
512
|
|
|
* ImagemagickDriver::createFromSource
|
|
513
|
|
|
*
|
|
514
|
|
|
* Create an image resource from source file.
|
|
515
|
|
|
*
|
|
516
|
|
|
* @return static
|
|
517
|
|
|
*/
|
|
518
|
|
|
public function createFromSource()
|
|
519
|
|
|
{
|
|
520
|
|
|
$this->sourceImageResource = new \Imagick($this->sourceImageFile->getRealPath());
|
|
521
|
|
|
}
|
|
522
|
|
|
|
|
523
|
|
|
// ------------------------------------------------------------------------
|
|
524
|
|
|
|
|
525
|
|
|
/**
|
|
526
|
|
|
* ImagemagickDriver::scale
|
|
527
|
|
|
*
|
|
528
|
|
|
* Scale an image with a given scale.
|
|
529
|
|
|
*
|
|
530
|
|
|
* @return bool
|
|
531
|
|
|
*/
|
|
532
|
|
|
public function scale()
|
|
533
|
|
|
{
|
|
534
|
|
|
$resampleDimension = $this->resampleImageFile->getDimension();
|
|
535
|
|
|
|
|
536
|
|
|
$resampleImageResource =& $this->getResampleImageResource();
|
|
537
|
|
|
|
|
538
|
|
|
try {
|
|
539
|
|
|
return $resampleImageResource->scaleImage($resampleDimension->getWidth(), $resampleDimension->getHeight(),
|
|
540
|
|
|
true);
|
|
541
|
|
|
} catch (\ImagickException $e) {
|
|
542
|
|
|
$this->errors[ $e->getCode() ] = $e->getMessage();
|
|
543
|
|
|
}
|
|
544
|
|
|
|
|
545
|
|
|
return false;
|
|
546
|
|
|
}
|
|
547
|
|
|
|
|
548
|
|
|
// ------------------------------------------------------------------------
|
|
549
|
|
|
|
|
550
|
|
|
/**
|
|
551
|
|
|
* ImagemagickDriver::display
|
|
552
|
|
|
*
|
|
553
|
|
|
* Display an image.
|
|
554
|
|
|
*
|
|
555
|
|
|
* @return void
|
|
556
|
|
|
*/
|
|
557
|
|
|
public function display($quality = 100, $mime = null)
|
|
558
|
|
|
{
|
|
559
|
|
|
$filename = pathinfo($this->sourceImageFile->getBasename(), PATHINFO_FILENAME);
|
|
560
|
|
|
$extension = pathinfo($this->sourceImageFile->getBasename(), PATHINFO_EXTENSION);
|
|
561
|
|
|
|
|
562
|
|
|
if (empty($mime)) {
|
|
563
|
|
|
$mime = $this->sourceImageFile->getMime();
|
|
564
|
|
|
$mime = is_array($mime) ? $mime[ 0 ] : $mime;
|
|
565
|
|
|
|
|
566
|
|
|
$extension = $this->getMimeExtension($mime);
|
|
567
|
|
|
}
|
|
568
|
|
|
|
|
569
|
|
|
header('Content-Disposition: filename=' . $filename . '.' . $extension);
|
|
|
|
|
|
|
570
|
|
|
header('Content-Transfer-Encoding: binary');
|
|
571
|
|
|
header('Last-Modified: ' . gmdate('D, d M Y H:i:s', time()) . ' GMT');
|
|
572
|
|
|
header('Content-Type: ' . $mime);
|
|
573
|
|
|
|
|
574
|
|
|
$blob = $this->blob($quality);
|
|
575
|
|
|
|
|
576
|
|
|
header('ETag: ' . md5($blob));
|
|
577
|
|
|
|
|
578
|
|
|
echo $blob;
|
|
579
|
|
|
|
|
580
|
|
|
exit(0);
|
|
|
|
|
|
|
581
|
|
|
}
|
|
582
|
|
|
|
|
583
|
|
|
// ------------------------------------------------------------------------
|
|
584
|
|
|
|
|
585
|
|
|
/**
|
|
586
|
|
|
* ImagemagickDriver::blob
|
|
587
|
|
|
*
|
|
588
|
|
|
* Returns image string blob.
|
|
589
|
|
|
*
|
|
590
|
|
|
* @return string
|
|
591
|
|
|
*/
|
|
592
|
|
|
public function blob($quality = 100, $mime = null)
|
|
593
|
|
|
{
|
|
594
|
|
|
$imageBlob = '';
|
|
595
|
|
|
|
|
596
|
|
|
$filename = pathinfo($this->sourceImageFile->getBasename(), PATHINFO_FILENAME);
|
|
597
|
|
|
$extension = pathinfo($this->sourceImageFile->getBasename(), PATHINFO_EXTENSION);
|
|
598
|
|
|
|
|
599
|
|
|
if (empty($mime)) {
|
|
600
|
|
|
$mime = $this->sourceImageFile->getMime();
|
|
601
|
|
|
$mime = is_array($mime) ? $mime[ 0 ] : $mime;
|
|
602
|
|
|
|
|
603
|
|
|
$extension = $this->getMimeExtension($mime);
|
|
604
|
|
|
}
|
|
605
|
|
|
|
|
606
|
|
|
header('Content-Disposition: filename=' . $filename . '.' . $extension);
|
|
|
|
|
|
|
607
|
|
|
|
|
608
|
|
|
if ($this->save($tempImageFilePath = rtrim(sys_get_temp_dir(),
|
|
609
|
|
|
DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR . $filename . '.' . $extension,
|
|
610
|
|
|
$quality)
|
|
611
|
|
|
) {
|
|
612
|
|
|
$imageBlob = readfile($tempImageFilePath);
|
|
613
|
|
|
unlink($tempImageFilePath);
|
|
614
|
|
|
}
|
|
615
|
|
|
|
|
616
|
|
|
return $imageBlob;
|
|
617
|
|
|
}
|
|
618
|
|
|
|
|
619
|
|
|
// ------------------------------------------------------------------------
|
|
620
|
|
|
|
|
621
|
|
|
/**
|
|
622
|
|
|
* ImagemagickDriver::save
|
|
623
|
|
|
*
|
|
624
|
|
|
* Save an image.
|
|
625
|
|
|
*
|
|
626
|
|
|
* @param string $imageTargetFilePath
|
|
627
|
|
|
* @param int $quality
|
|
628
|
|
|
*
|
|
629
|
|
|
* @return bool
|
|
630
|
|
|
*/
|
|
631
|
|
|
public function save($imageTargetFilePath, $quality = 100)
|
|
632
|
|
|
{
|
|
633
|
|
|
$resampleImageResource =& $this->getResampleImageResource();
|
|
634
|
|
|
|
|
635
|
|
|
$extension = pathinfo($imageTargetFilePath, PATHINFO_EXTENSION);
|
|
636
|
|
|
|
|
637
|
|
|
switch ($extension) {
|
|
638
|
|
|
case 'jpg':
|
|
639
|
|
|
case 'jpeg':
|
|
640
|
|
|
$resampleImageResource->setImageFormat('jpg');
|
|
641
|
|
|
$resampleImageResource->setCompression(\Imagick::COMPRESSION_LOSSLESSJPEG);
|
|
642
|
|
|
break;
|
|
643
|
|
|
|
|
644
|
|
|
case 'gif':
|
|
645
|
|
|
$resampleImageResource->setImageFormat('gif');
|
|
646
|
|
|
$resampleImageResource->setCompression(\Imagick::COMPRESSION_UNDEFINED);
|
|
647
|
|
|
break;
|
|
648
|
|
|
|
|
649
|
|
|
case 'png':
|
|
650
|
|
|
$resampleImageResource->setImageFormat('png');
|
|
651
|
|
|
$resampleImageResource->setCompression(\Imagick::COMPRESSION_UNDEFINED);
|
|
652
|
|
|
$resampleImageResource->setImageAlphaChannel(\Imagick::ALPHACHANNEL_ACTIVATE);
|
|
653
|
|
|
$resampleImageResource->setBackgroundColor(new \ImagickPixel('transparent'));
|
|
654
|
|
|
break;
|
|
655
|
|
|
|
|
656
|
|
|
case 'webp':
|
|
657
|
|
|
$resampleImageResource->setImageFormat('webp');
|
|
658
|
|
|
$resampleImageResource->setCompression(\Imagick::COMPRESSION_UNDEFINED);
|
|
659
|
|
|
$resampleImageResource->setImageAlphaChannel(\Imagick::ALPHACHANNEL_ACTIVATE);
|
|
660
|
|
|
$resampleImageResource->setBackgroundColor(new \ImagickPixel('transparent'));
|
|
661
|
|
|
break;
|
|
662
|
|
|
}
|
|
663
|
|
|
|
|
664
|
|
|
$resampleImageResource->setCompressionQuality($quality);
|
|
665
|
|
|
$resampleImageResource->stripImage();
|
|
666
|
|
|
|
|
667
|
|
|
return (bool)$resampleImageResource->writeImage($imageTargetFilePath);
|
|
668
|
|
|
}
|
|
669
|
|
|
} |
o2system /
image
steevenz
Loading history...
In the issue above, the returned value is violating the contract defined by the mentioned interface.
Let's take a look at an example: