alphacreator.java

来自「用纯java技术实现了对图像锐化、模糊、边缘、灰度等操作功能」· Java 代码 · 共 14 行

package imageproc;

public class AlphaCreator
{
public AlphaCreator(){};
 public static void createAlpha(int []pixels,int alpha){
 int nTotal=pixels.length;
 for(int i=0;i<nTotal;i++){
 int pixelcolor=pixels[i]&0x00FFFFFF;
 int a=(alpha<<25)&0xFF000000;
 pixels[i]=(a|pixelcolor);
 }
 }
}