BP_Attachment_Avatar::is_too_small( string $file = '' )

	public static function is_too_small( $file = '' ) {
		$uploaded_image = @getimagesize( $file );
		$full_width     = bp_core_avatar_full_width();
		$full_height    = bp_core_avatar_full_height();

		if ( isset( $uploaded_image[0] ) && $uploaded_image[0] < $full_width || $uploaded_image[1] < $full_height ) {
			return true;
		}

		return false;
	}