wince 中汇编语言实现RGB转yuv。 由于C的实现效率很低，所以改用汇编效率大大提高，原来转换480*272的rgb16数据c实现需要28ms，使用汇编实现只用14ms -wince in assembly language RGB switch yuv. As the C implementation of the efficiency is very low, so switch assembly efficiency is improved, the original con