Loads image from $this->file into new Imagick Object.
| public load ( ) : true | WP_Error | ||
| Résultat | true | WP_Error | True if loaded; WP_Error on failure. |
/**
* It's expected that we can't save image uses imagick built in, as
* the undlaying system library can't write to the "s3://" filesystem.
*
*/
public function test_save_image_with_inbuilt_fails()
{
$upload_dir = wp_upload_dir();
$path = $upload_dir['basedir'] . '/canola.jpg';
copy($this->image_path, $path);
$image_editor = new WP_Image_Editor_Imagick($path);
$image_editor->load();
$status = $image_editor->save($upload_dir['basedir'] . '/canola-100x100.jpg');
$this->assertWPError($status);
}
/**
* Loads the filepath into Imagick object.
*/
public function load()
{
$ret = parent::load();
// set correct page number
if (!is_null($this->pg) && !is_wp_error($ret) && is_callable(array($this->image, 'setIteratorIndex'))) {
$err = __('Failed to set Imagick page number', 'document-gallery');
// setIteratorIndex() should return false on failure, but I've found
// reports of it throwing an error so handling both cases.
// NOTE: I've also seen it fail and return true, so we may not
// log anything on failure...
try {
if (!$this->image->setIteratorIndex($this->pg)) {
DG_Logger::writeLog(DG_LogLevel::Error, $err . '.');
}
} catch (Exception $e) {
DG_Logger::writeLog(DG_LogLevel::Error, $err . ': ' . $e->getMessage());
}
}
return $ret;
}
/**
*
* @ticket 30596
*/
public function test_image_preserves_alpha_on_rotate()
{
$file = DIR_TESTDATA . '/images/transparent.png';
$pre_rotate_editor = new Imagick($file);
$pre_rotate_pixel = $pre_rotate_editor->getImagePixelColor(0, 0);
$pre_rotate_alpha = $pre_rotate_pixel->getColorValue(imagick::COLOR_ALPHA);
$save_to_file = tempnam(get_temp_dir(), '') . '.png';
$pre_rotate_editor->writeImage($save_to_file);
$pre_rotate_editor->destroy();
$image_editor = new WP_Image_Editor_Imagick($save_to_file);
$image_editor->load();
$this->assertNotInstanceOf('WP_Error', $image_editor);
$image_editor->rotate(180);
$image_editor->save($save_to_file);
$this->assertImageAlphaAtPointImagick($save_to_file, array(0, 0), $pre_rotate_alpha);
unlink($save_to_file);
}
/**
* Test flipping an image
*/
public function test_flip() {
$file = DIR_TESTDATA . '/images/gradient-square.jpg';
$imagick_image_editor = new WP_Image_Editor_Imagick( $file );
$imagick_image_editor->load();
$property = new ReflectionProperty( $imagick_image_editor, 'image' );
$property->setAccessible( true );
$color_top_left = $property->getValue( $imagick_image_editor )->getImagePixelColor( 1, 1 )->getColor();
$imagick_image_editor->flip( true, false );
$this->assertEquals( $color_top_left, $property->getValue( $imagick_image_editor )->getImagePixelColor( 0, 99 )->getColor() );
}
/**
* Test WP_Image_Editor_Imagick handles extension-less images
* @ticket 39195
*/
public function test_image_non_existent_extension()
{
$image_editor = new WP_Image_Editor_Imagick(DIR_TESTDATA . '/images/test-image-no-extension');
$result = $image_editor->load();
$this->assertTrue($result);
}
