VHDL描述的简易图像缩小模块，将PAL制720×576的图片缩小为512×410，采用最近临域法，13.5MHz时钟下可实时处理PAL视频。-VHDL descr iption of a simple image to narrow the module, will be PAL system of 720 × 576 image reduced to 512 × 410, using the recent Pro-domain method, 13.5MHz clock can handle