//使用参数矩阵W求得目标图
public void get_result_img(string interp_method)
{
myMat.myCoor source_leftUp_point = new myMat.myCoor(in_i: sourceFace_distort.inputImg.height, in_j: sourceFace_distort.inputImg.width); //初始化为右下角点
myMat.myCoor source_leftDown_point = new myMat.myCoor(in_i: 0, in_j: sourceFace_distort.inputImg.width); //初始化为右上角点
leftUp_point = new myMat.myCoor(); //初始化为右下角点
leftDown_point = new myMat.myCoor(); //初始化为右上角点
myMat.myCoor vir_leftUp_point = new myMat.myCoor(0, 0);
myMat.myCoor vir_leftDown_point = new myMat.myCoor(sourceFace_distort.inputImg.height, 0);
sourceFace_distort.resultImg = new myMat();
sourceFace_distort.resultImg.init_bytes(sourceFace_distort.inputImg.height, sourceFace_distort.inputImg.width);
for (int i = 0; i < sourceFace_distort.inputImg.height; i++)
{
for (int j = 0; j < sourceFace_distort.inputImg.width; j++)
{
//得到目标图中第i行i列坐标对应原图中的坐标
myMat.myCoor sourceCoor = TPS_get_sourceCoor(i, j);
if (sourceCoor.i >= 0 && sourceCoor.j >= 0 && sourceCoor.i < sourceFace_distort.inputImg.height && sourceCoor.j < sourceFace_distort.inputImg.width)
{
if (myMat.myCoor.getDis(sourceCoor, vir_leftUp_point) < myMat.myCoor.getDis(source_leftUp_point, vir_leftUp_point))
{
source_leftUp_point.i = sourceCoor.i; source_leftUp_point.j = sourceCoor.j;
leftUp_point.i = i; leftUp_point.j = j;
}
if (myMat.myCoor.getDis(sourceCoor, vir_leftDown_point) < myMat.myCoor.getDis(source_leftDown_point, vir_leftDown_point))
{
source_leftDown_point.i = sourceCoor.i; source_leftDown_point.j = sourceCoor.j;
leftDown_point.i = i; leftDown_point.j = j;
}
}
Color c = sourceFace_distort.interp(sourceCoor, interp_method);
sourceFace_distort.resultImg.set_rgb(c, new myMat.myCoor(i, j));
}
}
}
//切除黑边
public void BlackCut_tran(string interp_method = "最近邻")
{
blackCut_distort = new Pic_distort();
blackCut_distort.inputImg = new myMat();
blackCut_distort.inputImg.getData_Mat(sourceFace_distort.resultImg);
blackCut_distort.resultImg = new myMat();
blackCut_distort.resultImg.init_bytes(blackCut_distort.inputImg.height, blackCut_distort.inputImg.width);
/*Bitmap bm = blackCut_distort.inputImg.img2Bitmap();
* Image<Bgr, byte> draw_img = new Image<Bgr, byte>(bm);
* draw_img.Draw(new Cross2DF(new PointF((int)leftUp_point.j, (int)leftUp_point.i), 10, 10), new Bgr(0, 0, 255), 2);
* draw_img.Draw(new Cross2DF(new PointF((int)leftDown_point.j, (int)leftDown_point.i), 10, 10), new Bgr(0, 0, 255), 2);
*
* CvInvoke.Imshow("a", draw_img);
* CvInvoke.WaitKey();*/
double turn_angle = System.Math.Atan2((leftDown_point.j - leftUp_point.j), (leftDown_point.i - leftUp_point.i));
double height_scale = myMat.myCoor.getDis(leftUp_point, leftDown_point) / blackCut_distort.resultImg.height;
for (int i = 0; i < blackCut_distort.inputImg.height; i++)
{
for (int j = 0; j < blackCut_distort.inputImg.width; j++)
{
if (i == blackCut_distort.inputImg.height - 3 && j == 0)
{
int a = 0;
}
myMat.myCoor sourceCoor = Turn_get_sourceCoor(i, j, turn_angle);
sourceCoor.i *= height_scale;
sourceCoor.j *= height_scale;
sourceCoor.i += (int)leftUp_point.i;
sourceCoor.j += (int)leftUp_point.j;
Color c = blackCut_distort.interp(sourceCoor, interp_method);
blackCut_distort.resultImg.set_rgb(c, new myMat.myCoor(i, j));
}
}
/*Bitmap bm2 = blackCut_distort.resultImg.img2Bitmap();
* Image<Bgr, byte> draw_img2 = new Image<Bgr, byte>(bm2);
*
* CvInvoke.Imshow("a", draw_img2);
* CvInvoke.WaitKey();*/
int min_y, max_y, max_x, min_x;
blackCut_getIJ(out min_y, out max_y, out min_x, out max_x);
int new_height = max_x - min_x + 1;
int new_width = max_y - min_y + 1;
for (int i = 0; i < new_height; i++)
{
for (int j = 0; j < new_width; j++)
{
int i_cut = min_x + i;
int j_cut = min_y + j;
Color source_color = blackCut_distort.resultImg.getRGB(new myMat.myCoor(i_cut, j_cut));
blackCut_distort.resultImg.set_rgb(source_color, new myMat.myCoor(i, j));
}
}
blackCut_distort.resultImg.height = new_height;
blackCut_distort.resultImg.width = new_width;
}
