WebDevStudios / CMB2

			foreach ( $image_sizes as $_size => $data ) {

				// If there's an exact match to an existing image size, short circuit.

				if ( $data['width'] == $size[0] && $data['height'] == $size[1] ) {

					$candidates[ $data['width'] * $data['height'] ] = array( $_size, $data );

					break;

				}

				// If it's not an exact match, consider larger sizes with the same aspect ratio.

				if ( $data['width'] >= $size[0] && $data['height'] >= $size[1] ) {

				// If it's not an exact match, consider larger sizes with the same aspect ratio.

				if ( $data['width'] >= $size[0] && $data['height'] >= $size[1] ) {

					if ( wp_image_matches_ratio( $data['width'], $data['height'], $size[0], $size[1] ) ) {

						$candidates[ $data['width'] * $data['height'] ] = array( $_size, $data );

					}

				}

			}