A WordPress-centric search engine for devs and theme authors



_flip_image_resource ›

Since2.9.0
Deprecated3.5.0
_flip_image_resource ( $img, $horz, $vert )
Parameters: (3)
  • (resource) $img Image resource.
    Required: Yes
  • (bool) $horz Whether to flip horizontally.
    Required: Yes
  • (bool) $vert Whether to flip vertically.
    Required: Yes
Returns:
  • (resource) (maybe) flipped image resource.
Defined at:
Codex:

Flips an image resource. Internal use only.



Source

function _flip_image_resource($img, $horz, $vert) {
	_deprecated_function( __FUNCTION__, '3.5.0', 'WP_Image_Editor::flip()' );
	$w = imagesx($img);
	$h = imagesy($img);
	$dst = wp_imagecreatetruecolor($w, $h);
	if ( is_resource($dst) ) {
		$sx = $vert ? ($w - 1) : 0;
		$sy = $horz ? ($h - 1) : 0;
		$sw = $vert ? -$w : $w;
		$sh = $horz ? -$h : $h;

		if ( imagecopyresampled($dst, $img, 0, 0, $sx, $sy, $w, $h, $sw, $sh) ) {
			imagedestroy($img);
			$img = $dst;
		}
	}
	return $img;
}