WP_Image_Editor_GD::_resize( int $max_w, int $max_h, bool|array $crop = false ): resource|GdImage|WP_Error


Parameters

$max_w int Required
$max_h int Required
$crop bool|array Optional

Default: false


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Return

resource|GdImage|WP_Error


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Source

File: wp-includes/class-wp-image-editor-gd.php. View all references

protected function _resize( $max_w, $max_h, $crop = false ) {
	$dims = image_resize_dimensions( $this->size['width'], $this->size['height'], $max_w, $max_h, $crop );

	if ( ! $dims ) {
		return new WP_Error( 'error_getting_dimensions', __( 'Could not calculate resized image dimensions' ), $this->file );
	}

	list( $dst_x, $dst_y, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h ) = $dims;

	$resized = wp_imagecreatetruecolor( $dst_w, $dst_h );
	imagecopyresampled( $resized, $this->image, $dst_x, $dst_y, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h );

	if ( is_gd_image( $resized ) ) {
		$this->update_size( $dst_w, $dst_h );
		return $resized;
	}

	return new WP_Error( 'image_resize_error', __( 'Image resize failed.' ), $this->file );
}


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