package PEU.P.image;
//作者,著作权人： 罗瑶光，浏阳
public class Threshold {
  public int[][]  P (int[][] g, int Td){
    int[][] out= new int[g.length][g[0].length];
    for (int i = 0; i < g[0].length; ++i) {
      for (int j = 0; j < g.length; ++j) {
        if( g[j][i]> Td){    
          out[j][i]= 255;
        }
      }
    }
    return out;
  }

  public int[][] P_Section(int[][] g, int Ts, int Td) {
    int[][] out= new int[g.length][g[0].length];
    for (int i= 0; i< g[0].length; ++i) {
      for (int j= 0; j< g.length; ++j) {
        if(g[j][i]> Td){    
          out[j][i]= 255;
        }else {
          if(g[j][i]> Ts){    
            out[j][i]= 128;
          }
        }
      }
    }
    return out;
  }
}