declare namespace openfl.display {
	/**
	 * 	The PNGEncoderOptions class defines a compression algorithm for the
	 * 	`openfl.display.BitmapData.encode()` method.
	 * 
	 */
	export class PNGEncoderOptions {
		/**
		 * 		Creates a PNGEncoderOptions object, optionally specifying compression settings.
		 * 
		 * 		@param	fastCompression	The initial compression mode.
		 * 	
		 */
		constructor(fastCompression?: boolean);
		/**
		 * 		Chooses compression speed over file size. Setting this property to true improves
		 * 		compression speed but creates larger files.
		 * 	
		 */
		fastCompression: boolean;
	}
}
export default openfl.display.PNGEncoderOptions;