Create a blank image.
public static createBlank ( integer $width = 1, integer $height = 1 ) : |
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$width | integer | Width in pixels. |
$height | integer | Height in pixels. |
Результат |
/** * Resize helper function. * * @param Image $image * @param int $newWidth * @param int $newHeight * @param int $targetX * @param int $targetY * @param int $srcX * @param int $srcY * */ private function _resize(&$image, $newWidth, $newHeight, $targetX = 0, $targetY = 0, $srcX = 0, $srcY = 0) { // $this->_imageCheck(); if ($image->isAnimated()) { // Animated GIF $gift = new GifHelper(); $blocks = $gift->resize($image->getBlocks(), $newWidth, $newHeight); // Resize image instance $image = new Image($image->getCore(), $image->getImageFile(), $newWidth, $newHeight, $image->getType(), $blocks, true); } else { // Create blank image $newImage = Image::createBlank($newWidth, $newHeight); if (ImageType::PNG === $image->getType()) { // Preserve PNG transparency $newImage->fullAlphaMode(true); } imagecopyresampled($newImage->getCore(), $image->getCore(), $targetX, $targetY, $srcX, $srcY, $newWidth, $newHeight, $image->getWidth(), $image->getHeight()); // Free memory of old resource imagedestroy($image->getCore()); // Resize image instance $image = new Image($newImage->getCore(), $image->getImageFile(), $newWidth, $newHeight, $image->getType()); } }
/** * Create a blank image. * * @param int $width Width of image in pixels. * @param int $height Height of image in pixels. * * @return ImageInterface * @throws \Exception */ public static function createBlankImage($width = 1, $height = 1) { $editorName = self::detectAvailableEditor(); if ('Imagick' === $editorName) { return ImagickImage::createBlank($width, $height); } else { return GdImage::createBlank($width, $height); } }