* @uses WP_Image_Editor Extends class
*/
class WP_Image_Editor_Imagick extends WP_Image_Editor {
+ /**
+ * Imagick object.
+ *
+ * @access protected
+ * @var Imagick
+ */
+ protected $image;
- protected $image = null; // Imagick Object
-
- function __destruct() {
+ public function __destruct() {
if ( $this->image instanceof Imagick ) {
// we don't need the original in memory anymore
$this->image->clear();
* method can be called statically.
*
* @since 3.5.0
+ *
+ * @static
* @access public
*
- * @return boolean
+ * @param array $args
+ * @return bool
*/
public static function test( $args = array() ) {
// First, test Imagick's extension and classes.
- if ( ! extension_loaded( 'imagick' ) || ! class_exists( 'Imagick' ) || ! class_exists( 'ImagickPixel' ) )
+ if ( ! extension_loaded( 'imagick' ) || ! class_exists( 'Imagick', false ) || ! class_exists( 'ImagickPixel', false ) )
return false;
if ( version_compare( phpversion( 'imagick' ), '2.2.0', '<' ) )
* Checks to see if editor supports the mime-type specified.
*
* @since 3.5.0
+ *
+ * @static
* @access public
*
* @param string $mime_type
- * @return boolean
+ * @return bool
*/
public static function supports_mime_type( $mime_type ) {
$imagick_extension = strtoupper( self::get_extension( $mime_type ) );
* @since 3.5.0
* @access protected
*
- * @return boolean|WP_Error True if loaded; WP_Error on failure.
+ * @return true|WP_Error True if loaded; WP_Error on failure.
*/
public function load() {
if ( $this->image instanceof Imagick )
if ( ! is_file( $this->file ) && ! preg_match( '|^https?://|', $this->file ) )
return new WP_Error( 'error_loading_image', __('File doesn’t exist?'), $this->file );
+ /** This filter is documented in wp-includes/class-wp-image-editor-imagick.php */
// Even though Imagick uses less PHP memory than GD, set higher limit for users that have low PHP.ini limits
@ini_set( 'memory_limit', apply_filters( 'image_memory_limit', WP_MAX_MEMORY_LIMIT ) );
try {
$this->image = new Imagick( $this->file );
- if( ! $this->image->valid() )
+ if ( ! $this->image->valid() )
return new WP_Error( 'invalid_image', __('File is not an image.'), $this->file);
// Select the first frame to handle animated images properly
}
$updated_size = $this->update_size();
- if ( is_wp_error( $updated_size ) )
- return $updated_size;
+ if ( is_wp_error( $updated_size ) ) {
+ return $updated_size;
+ }
return $this->set_quality();
}
* @access public
*
* @param int $quality Compression Quality. Range: [1,100]
- * @return boolean|WP_Error
+ * @return true|WP_Error True if set successfully; WP_Error on failure.
*/
public function set_quality( $quality = null ) {
- if ( !$quality )
- $quality = $this->quality;
+ $quality_result = parent::set_quality( $quality );
+ if ( is_wp_error( $quality_result ) ) {
+ return $quality_result;
+ } else {
+ $quality = $this->get_quality();
+ }
try {
- if( 'image/jpeg' == $this->mime_type ) {
- $this->image->setImageCompressionQuality( apply_filters( 'jpeg_quality', $quality, 'image_resize' ) );
+ if ( 'image/jpeg' == $this->mime_type ) {
+ $this->image->setImageCompressionQuality( $quality );
$this->image->setImageCompression( imagick::COMPRESSION_JPEG );
}
else {
return new WP_Error( 'image_quality_error', $e->getMessage() );
}
- return parent::set_quality( $quality );
+ return true;
}
/**
*
* @param int $width
* @param int $height
+ *
+ * @return true|WP_Error
*/
protected function update_size( $width = null, $height = null ) {
$size = null;
$size = $this->image->getImageGeometry();
}
catch ( Exception $e ) {
- return new WP_Error( 'invalid_image', __('Could not read image size'), $this->file );
+ return new WP_Error( 'invalid_image', __( 'Could not read image size.' ), $this->file );
}
}
/**
* Resizes current image.
*
+ * At minimum, either a height or width must be provided.
+ * If one of the two is set to null, the resize will
+ * maintain aspect ratio according to the provided dimension.
+ *
* @since 3.5.0
* @access public
*
- * @param int $max_w
- * @param int $max_h
- * @param boolean $crop
- * @return boolean|WP_Error
+ * @param int|null $max_w Image width.
+ * @param int|null $max_h Image height.
+ * @param bool $crop
+ * @return bool|WP_Error
*/
public function resize( $max_w, $max_h, $crop = false ) {
if ( ( $this->size['width'] == $max_w ) && ( $this->size['height'] == $max_h ) )
}
/**
- * Processes current image and saves to disk
- * multiple sizes from single source.
- *
- * 'width' and 'height' are required.
- * 'crop' defaults to false when not provided.
+ * Resize multiple images from a single source.
*
* @since 3.5.0
* @access public
*
- * @param array $sizes { {'width'=>int, 'height'=>int, ['crop'=>bool]}, ... }
- * @return array
+ * @param array $sizes {
+ * An array of image size arrays. Default sizes are 'small', 'medium', 'medium_large', 'large'.
+ *
+ * Either a height or width must be provided.
+ * If one of the two is set to null, the resize will
+ * maintain aspect ratio according to the provided dimension.
+ *
+ * @type array $size {
+ * Array of height, width values, and whether to crop.
+ *
+ * @type int $width Image width. Optional if `$height` is specified.
+ * @type int $height Image height. Optional if `$width` is specified.
+ * @type bool $crop Optional. Whether to crop the image. Default false.
+ * }
+ * }
+ * @return array An array of resized images' metadata by size.
*/
public function multi_resize( $sizes ) {
$metadata = array();
if ( ! $this->image )
$this->image = $orig_image->getImage();
- if ( ! ( isset( $size_data['width'] ) && isset( $size_data['height'] ) ) )
+ if ( ! isset( $size_data['width'] ) && ! isset( $size_data['height'] ) ) {
continue;
+ }
+
+ if ( ! isset( $size_data['width'] ) ) {
+ $size_data['width'] = null;
+ }
+ if ( ! isset( $size_data['height'] ) ) {
+ $size_data['height'] = null;
+ }
- if ( ! isset( $size_data['crop'] ) )
+ if ( ! isset( $size_data['crop'] ) ) {
$size_data['crop'] = false;
+ }
$resize_result = $this->resize( $size_data['width'], $size_data['height'], $size_data['crop'] );
+ $duplicate = ( ( $orig_size['width'] == $size_data['width'] ) && ( $orig_size['height'] == $size_data['height'] ) );
- if( ! is_wp_error( $resize_result ) ) {
+ if ( ! is_wp_error( $resize_result ) && ! $duplicate ) {
$resized = $this->_save( $this->image );
$this->image->clear();
* @since 3.5.0
* @access public
*
- * @param string|int $src The source file or Attachment ID.
- * @param int $src_x The start x position to crop from.
- * @param int $src_y The start y position to crop from.
- * @param int $src_w The width to crop.
- * @param int $src_h The height to crop.
- * @param int $dst_w Optional. The destination width.
- * @param int $dst_h Optional. The destination height.
- * @param boolean $src_abs Optional. If the source crop points are absolute.
- * @return boolean|WP_Error
+ * @param int $src_x The start x position to crop from.
+ * @param int $src_y The start y position to crop from.
+ * @param int $src_w The width to crop.
+ * @param int $src_h The height to crop.
+ * @param int $dst_w Optional. The destination width.
+ * @param int $dst_h Optional. The destination height.
+ * @param bool $src_abs Optional. If the source crop points are absolute.
+ * @return bool|WP_Error
*/
public function crop( $src_x, $src_y, $src_w, $src_h, $dst_w = null, $dst_h = null, $src_abs = false ) {
if ( $src_abs ) {
* @access public
*
* @param float $angle
- * @return boolean|WP_Error
+ * @return true|WP_Error
*/
public function rotate( $angle ) {
/**
*/
try {
$this->image->rotateImage( new ImagickPixel('none'), 360-$angle );
+
+ // Since this changes the dimensions of the image, update the size.
+ $result = $this->update_size();
+ if ( is_wp_error( $result ) )
+ return $result;
+
+ $this->image->setImagePage( $this->size['width'], $this->size['height'], 0, 0 );
}
catch ( Exception $e ) {
return new WP_Error( 'image_rotate_error', $e->getMessage() );
}
- return $this->update_size();
+ return true;
}
/**
* @since 3.5.0
* @access public
*
- * @param boolean $horz Flip along Horizontal Axis
- * @param boolean $vert Flip along Vertical Axis
- * @returns boolean|WP_Error
+ * @param bool $horz Flip along Horizontal Axis
+ * @param bool $vert Flip along Vertical Axis
+ * @return true|WP_Error
*/
public function flip( $horz, $vert ) {
try {
return $saved;
}
+ /**
+ *
+ * @param Imagick $image
+ * @param string $filename
+ * @param string $mime_type
+ * @return array|WP_Error
+ */
protected function _save( $image, $filename = null, $mime_type = null ) {
list( $filename, $extension, $mime_type ) = $this->get_output_format( $filename, $mime_type );
$perms = $stat['mode'] & 0000666; //same permissions as parent folder, strip off the executable bits
@ chmod( $filename, $perms );
+ /** This filter is documented in wp-includes/class-wp-image-editor-gd.php */
return array(
- 'path' => $filename,
- 'file' => wp_basename( apply_filters( 'image_make_intermediate_size', $filename ) ),
- 'width' => $this->size['width'],
- 'height' => $this->size['height'],
+ 'path' => $filename,
+ 'file' => wp_basename( apply_filters( 'image_make_intermediate_size', $filename ) ),
+ 'width' => $this->size['width'],
+ 'height' => $this->size['height'],
'mime-type' => $mime_type,
);
}
* @access public
*
* @param string $mime_type
- * @return boolean|WP_Error
+ * @return true|WP_Error
*/
public function stream( $mime_type = null ) {
list( $filename, $extension, $mime_type ) = $this->get_output_format( null, $mime_type );
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