ptoto 程序的解码程序。去持PNG，JPEG，BMP格式。只需要将此程序加载到你的应用程序当中即可。适用于ARM7，ARM9。或更高速度的CPU-ptoto the decoding process. To support PNG, JPEG, BMP format. Only need this program loaded into the application which you can be. Apply to ARM7, ARM9. Or higher speed CPU