Esempio n. 1
0
        public void Philter(Philter_matrix p_m)
        {
            Transp(ref p_m.matrix);
            int matrix_size = (int)Math.Sqrt(p_m.matrix.Length);
            int d_m         = (int)Math.Floor((double)matrix_size / 2);

            ColorSpace[] new_pict = new ColorSpace[width * height];
            for (int j = 0; j < height; j++)
            {
                for (int i = 0; i < width; i++)
                {
                    double a = 0, b = 0, c = 0;
                    for (int k2 = -d_m; k2 < matrix_size - d_m; k2++)
                    {
                        for (int k1 = -d_m; k1 < matrix_size - d_m; k1++)
                        {
                            int iter = i + 1 * k2 + (j + 1 * k1) * width;
                            if (iter >= 0 && iter < width * height)
                            {
                                a += (double)byte_picture[iter].a * p_m.matrix[k2 + d_m, k1 + d_m];
                                b += (double)byte_picture[iter].b * p_m.matrix[k2 + d_m, k1 + d_m];
                                c += (double)byte_picture[iter].c * p_m.matrix[k2 + d_m, k1 + d_m];
                            }
                        }
                    }

                    a = a * p_m.mult + p_m.summ;
                    b = b * p_m.mult + p_m.summ;
                    c = c * p_m.mult + p_m.summ;

                    a = a < 0 ? 0 : a;
                    b = b < 0 ? 0 : b;
                    c = c < 0 ? 0 : c;

                    a = a > 255 ? 255 : a;
                    b = b > 255 ? 255 : b;
                    c = c > 255 ? 255 : c;

                    new_pict[i + j * width].a = (byte)Math.Round(a);
                    if (p_m.grey)
                    {
                        new_pict[i + j * width].b = new_pict[i + j * width].c = new_pict[i + j * width].a;
                    }
                    else
                    {
                        new_pict[i + j * width].b = (byte)Math.Round(b);
                        new_pict[i + j * width].c = (byte)Math.Round(c);
                    }
                }
            }
            byte_picture = new_pict;
        }
Esempio n. 2
0
        //sharpness
        private void sharpnessToolStripMenuItem_Click(object sender, EventArgs e)
        {
            double[,] RAZGLAD =
            {
                {  0, -1,  0 },
                { -1,  5, -1 },
                {  0, -1,  0 }
            };
            Philter_matrix razglad = new Philter_matrix(RAZGLAD);

            img_loader.Philter(razglad);
            pictureBox1.Image = img_loader.Razconvert(img_loader.get_byte);
            CreateClone();
        }
Esempio n. 3
0
        //blur
        private void blurToolStripMenuItem_Click(object sender, EventArgs e)
        {
            double[,] ZGLAD =
            {
                { 1, 2, 1 },
                { 2, 5, 2 },
                { 1, 2, 1 }
            };
            Philter_matrix zglad = new Philter_matrix(ZGLAD, 1.0 / 16);

            img_loader.Philter(zglad);
            pictureBox1.Image = img_loader.Razconvert(img_loader.get_byte);
            CreateClone();
        }
Esempio n. 4
0
        //relief_beta
        private void greyContursToolStripMenuItem_Click(object sender, EventArgs e)
        {
            double[,] RELIEF2 =
            {
                { -1, -1, -1 },
                { -1,  8, -1 },
                { -1, -1, -1 }
            };
            Philter_matrix relief2 = new Philter_matrix(RELIEF2, 1, 128, true);

            img_loader.Philter(relief2);
            pictureBox1.Image = img_loader.Razconvert(img_loader.get_byte);
            CreateClone();
        }
Esempio n. 5
0
        //relief_alpha
        private void reliefToolStripMenuItem_Click(object sender, EventArgs e)
        {
            double[,] RELIEF1 =
            {
                { 0, 0, -1 },
                { 0, 0,  0 },
                { 1, 0,  0 }
            };
            Philter_matrix relief1 = new Philter_matrix(RELIEF1, 1, 128, true);

            img_loader.Philter(relief1);
            pictureBox1.Image = img_loader.Razconvert(img_loader.get_byte);
            CreateClone();
        }