bear
unread,May 22, 2005, 2:39:06 AM5/22/05Sign in to reply to author
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四张16bit的图像i1,i2,i3,i4存在内存里面,想根据下面运算得到输出图像o
o=(i1-i2)*(i1-i2)+(i3-i4)*(i3-i4) 对应像素运算
现在的做法是单个像素的读取,计算,然后写入
有没有可能利用mmx,sse或其他技术,加快计算速度,比如一次读取和计算若干个
BTW:使用的CPU是intel的p4
出来本版,请大侠们指教哦,多谢啦!