banco general de la republica argentina

filtros/diff_c.c

@@ -27,10 +27,10 @@ void diff_c (
 			if (val < 0)
 				val=-val;
 
-			dst_matrix[i][j+0]=0;
+			dst_matrix[i][j+0]=val;
 			dst_matrix[i][j+1]=val;
 			dst_matrix[i][j+2]=val;
-			dst_matrix[i][j+3]=val;
+			dst_matrix[i][j+3]=0;
 		}
 	}
 }