package PEU.P.image;
import java.io.IOException;
//作者,著作权人： 罗瑶光，浏阳
public class Emboss {
   public int[][] P( int[][] g) throws IOException {       
      int[][] refG =  new Reflection().PadImage(g, 3, 3);  
      int[]size = {g.length,g[0].length};
      double[][] Gx = new double [size[0]][size[1]];
      int[][] gxk = new int[][]{{ -1,  0,  0},
         {  0,  0,  0},
         {  0,  0,  1}};;
         //GROUP OPERATION
         Gx= new Group_O().GO(gxk, refG, size);
         for(int i=0;i<Gx.length;i++){
            for(int j=0;j<Gx[0].length;j++){  
               g[i][j]=(int) (Gx[i][j]/2+127);
            }     
         }  

         int out[][] = new int[g.length][g[0].length];
         for (int i = 0; i < g.length; i++) {
            for (int j = 0; j < g[0].length; j++) {

               out[i][j]=g[i][j];
            }
         }      
         return  new CheckRange().P(out); 
   }         
}