/** * この関数は、ラスタのi_vertexsで定義される四角形からパターンを取得して、インスタンスに格納します。 */ public bool pickFromRaster(INyARRgbRaster image, NyARIntPoint2d[] i_vertexs) { double[] conv_param = this._convparam; int rx2, ry2; rx2 = this._size.w; ry2 = this._size.h; int[] rgb_tmp = new int[3]; // 変形先領域の頂点を取得 //変換行列から現在の座標系への変換パラメタを作成 calcPara(i_vertexs, conv_param);// 変換パラメータを求める for (int y = 0; y < ry2; y++) { for (int x = 0; x < rx2; x++) { int ttx = (int)((conv_param[0] * x * y + conv_param[1] * x + conv_param[2] * y + conv_param[3]) + 0.5); int tty = (int)((conv_param[4] * x * y + conv_param[5] * x + conv_param[6] * y + conv_param[7]) + 0.5); image.getPixel((int)ttx, (int)tty, rgb_tmp); this._buf[x + y * rx2] = (rgb_tmp[0] << 16) | (rgb_tmp[1] << 8) | rgb_tmp[2]; } } return(true); }
public override void doFilter(int i_l, int i_t, int i_w, int i_h, int i_th, INyARGrayscaleRaster i_gsraster) { Debug.Assert(i_gsraster.isEqualBufferType(NyARBufferType.INT1D_BIN_8)); INyARRgbRaster input = this._raster; int[] output = (int[])i_gsraster.getBuffer(); int th = i_th * 3; NyARIntSize s = i_gsraster.getSize(); int skip_dst = (s.w - i_w); int skip_src = skip_dst; //左上から1行づつ走査していく int pt_dst = (i_t * s.w + i_l); int[] rgb = this.__rgb; for (int y = 0; y < i_h; y++) { int x; for (x = 0; x < i_w; x++) { input.getPixel(x + i_l, y + i_t, rgb); output[pt_dst++] = (rgb[0] + rgb[1] + rgb[2]) <= th ? 0 : 1; } //スキップ pt_dst += skip_dst; } return; }
public double makeColorData(int[] o_out) { NyARIntSize size = this._ref_raster.getSize(); INyARRgbRaster pixdev = this._ref_raster; int[] rgb = this.__rgb; int width = size.w; //<平均値計算> int ave = 0;//<PV/> for (int y = size.h - 1; y >= 0; y--) { for (int x = width - 1; x >= 0; x--) { pixdev.getPixel(x, y, rgb); ave += rgb[0] + rgb[1] + rgb[2]; } } //<平均値計算> int number_of_pix = size.w * size.h; ave = number_of_pix * 255 * 3 - ave; ave = 255 - (ave / (number_of_pix * 3));//(255-R)-ave を分解するための事前計算 int sum = 0, w_sum; int input_ptr = number_of_pix * 3 - 1; //<差分値計算> for (int y = size.h - 1; y >= 0; y--) { for (int x = width - 1; x >= 0; x--) { pixdev.getPixel(x, y, rgb); w_sum = (ave - rgb[2]); o_out[input_ptr--] = w_sum; sum += w_sum * w_sum; //B w_sum = (ave - rgb[1]); o_out[input_ptr--] = w_sum; sum += w_sum * w_sum; //G w_sum = (ave - rgb[0]); o_out[input_ptr--] = w_sum; sum += w_sum * w_sum; //R } } //<差分値計算(FORの1/8展開)/> double p = Math.Sqrt((double)sum); return(p != 0.0 ? p : 0.0000001); }
public void createHistogram(int i_l, int i_t, int i_w, int i_h, int i_skip, NyARHistogram o_histogram) { o_histogram.reset(); int[] data_ptr = o_histogram.data; INyARRgbRaster drv = this._gsr; int pix_count = i_w; int pix_mod_part = pix_count - (pix_count % 8); //左上から1行づつ走査していく for (int y = i_h - 1; y >= 0; y -= i_skip) { for (int x = pix_count - 1; x >= pix_mod_part; x--) { drv.getPixel(x, y, tmp); data_ptr[(tmp[0] + tmp[1] + tmp[2]) / 3]++; } } o_histogram.total_of_data = i_w * i_h / i_skip; return; }
public void convertRect(int l, int t, int w, int h, INyARGrayscaleRaster o_raster) { int[] wk = this._wk; int b = t + h; int pix_count = w; switch (o_raster.getBufferType()) { default: INyARRgbRaster in_drv = this._ref_raster; for (int y = t; y < b; y++) { for (int x = pix_count - 1; x >= 0; x--) { in_drv.getPixel(x, y, wk); o_raster.setPixel(x, y, (306 * (wk[2] & 0xff) + 601 * (wk[1] & 0xff) + 117 * (wk[0] & 0xff)) >> 10); } } return; } }
/** * この関数は、元画像を回転してから、差分画像を生成して、格納します。 * 制限として、この関数はあまり高速ではありません。連続使用するときは、最適化を検討してください。 * @param i_raster * 差分画像の元画像。サイズは、このインスタンスと同じである必要があります。 * @param i_direction * 右上の位置です。0=1象限、1=2象限、、2=3象限、、3=4象限の位置に対応します。 * @ */ public void setRaster(INyARRgbRaster i_raster, int i_direction) { int width = this._size.w; int height = this._size.h; int i_number_of_pix = width * height; int[] rgb = new int[3]; int[] dout = this._data; int ave;//<PV/> //<平均値計算> ave = 0; for (int y = height - 1; y >= 0; y--) { for (int x = width - 1; x >= 0; x--) { i_raster.getPixel(x, y, rgb); ave += rgb[0] + rgb[1] + rgb[2]; } } //<平均値計算> ave = i_number_of_pix * 255 * 3 - ave; ave = 255 - (ave / (i_number_of_pix * 3));//(255-R)-ave を分解するための事前計算 int sum = 0, w_sum; int input_ptr = i_number_of_pix * 3 - 1; switch (i_direction) { case 0: for (int y = height - 1; y >= 0; y--) { for (int x = width - 1; x >= 0; x--) { i_raster.getPixel(x, y, rgb); w_sum = (ave - rgb[2]); dout[input_ptr--] = w_sum; sum += w_sum * w_sum; //B w_sum = (ave - rgb[1]); dout[input_ptr--] = w_sum; sum += w_sum * w_sum; //G w_sum = (ave - rgb[0]); dout[input_ptr--] = w_sum; sum += w_sum * w_sum; //R } } break; case 1: for (int x = 0; x < width; x++) { for (int y = height - 1; y >= 0; y--) { i_raster.getPixel(x, y, rgb); w_sum = (ave - rgb[2]); dout[input_ptr--] = w_sum; sum += w_sum * w_sum; //B w_sum = (ave - rgb[1]); dout[input_ptr--] = w_sum; sum += w_sum * w_sum; //G w_sum = (ave - rgb[0]); dout[input_ptr--] = w_sum; sum += w_sum * w_sum; //R } } break; case 2: for (int y = 0; y < height; y++) { for (int x = 0; x < width; x++) { i_raster.getPixel(x, y, rgb); w_sum = (ave - rgb[2]); dout[input_ptr--] = w_sum; sum += w_sum * w_sum; //B w_sum = (ave - rgb[1]); dout[input_ptr--] = w_sum; sum += w_sum * w_sum; //G w_sum = (ave - rgb[0]); dout[input_ptr--] = w_sum; sum += w_sum * w_sum; //R } } break; case 3: for (int x = width - 1; x >= 0; x--) { for (int y = 0; y < height; y++) { i_raster.getPixel(x, y, rgb); w_sum = (ave - rgb[2]); dout[input_ptr--] = w_sum; sum += w_sum * w_sum; //B w_sum = (ave - rgb[1]); dout[input_ptr--] = w_sum; sum += w_sum * w_sum; //G w_sum = (ave - rgb[0]); dout[input_ptr--] = w_sum; sum += w_sum * w_sum; //R } } break; } //<差分値計算> //<差分値計算(FORの1/8展開)/> double p = Math.Sqrt((double)sum); this._pow = (p != 0.0 ? p : 0.0000001); }
protected override bool onePixel(int pk_l, int pk_t, double[] cpara, INyARRaster o_out) { int[] rgb_tmp = this.__pickFromRaster_rgb_tmp; int in_w = this._ref_raster.getWidth(); int in_h = this._ref_raster.getHeight(); //ピクセルリーダーを取得 double cp0 = cpara[0]; double cp3 = cpara[3]; double cp6 = cpara[6]; double cp1 = cpara[1]; double cp4 = cpara[4]; double cp7 = cpara[7]; int out_w = o_out.getWidth(); int out_h = o_out.getHeight(); double cp7_cy_1 = cp7 * pk_t + 1.0 + cp6 * pk_l; double cp1_cy_cp2 = cp1 * pk_t + cpara[2] + cp0 * pk_l; double cp4_cy_cp5 = cp4 * pk_t + cpara[5] + cp3 * pk_l; INyARRgbRaster i_in_reader = this._ref_raster; switch (o_out.getBufferType()) { case NyARBufferType.INT1D_X8R8G8B8_32: int[] pat_data = (int[])o_out.getBuffer(); int p = 0; for (int iy = out_h - 1; iy >= 0; iy--) { //解像度分の点を取る。 double cp7_cy_1_cp6_cx = cp7_cy_1; double cp1_cy_cp2_cp0_cx = cp1_cy_cp2; double cp4_cy_cp5_cp3_cx = cp4_cy_cp5; for (int ix = out_w - 1; ix >= 0; ix--) { //1ピクセルを作成 double d = 1 / (cp7_cy_1_cp6_cx); int x = (int)((cp1_cy_cp2_cp0_cx) * d); int y = (int)((cp4_cy_cp5_cp3_cx) * d); if (x < 0) { x = 0; } else if (x >= in_w) { x = in_w - 1; } if (y < 0) { y = 0; } else if (y >= in_h) { y = in_h - 1; } i_in_reader.getPixel(x, y, rgb_tmp); cp7_cy_1_cp6_cx += cp6; cp1_cy_cp2_cp0_cx += cp0; cp4_cy_cp5_cp3_cx += cp3; pat_data[p] = (rgb_tmp[0] << 16) | (rgb_tmp[1] << 8) | ((rgb_tmp[2] & 0xff)); p++; } cp7_cy_1 += cp7; cp1_cy_cp2 += cp1; cp4_cy_cp5 += cp4; } return(true); default: //ANY to RGBx if (o_out is INyARRgbRaster) { INyARRgbRaster out_reader = ((INyARRgbRaster)o_out); for (int iy = 0; iy < out_h; iy++) { //解像度分の点を取る。 double cp7_cy_1_cp6_cx = cp7_cy_1; double cp1_cy_cp2_cp0_cx = cp1_cy_cp2; double cp4_cy_cp5_cp3_cx = cp4_cy_cp5; for (int ix = 0; ix < out_w; ix++) { //1ピクセルを作成 double d = 1 / (cp7_cy_1_cp6_cx); int x = (int)((cp1_cy_cp2_cp0_cx) * d); int y = (int)((cp4_cy_cp5_cp3_cx) * d); if (x < 0) { x = 0; } else if (x >= in_w) { x = in_w - 1; } if (y < 0) { y = 0; } else if (y >= in_h) { y = in_h - 1; } i_in_reader.getPixel(x, y, rgb_tmp); cp7_cy_1_cp6_cx += cp6; cp1_cy_cp2_cp0_cx += cp0; cp4_cy_cp5_cp3_cx += cp3; out_reader.setPixel(ix, iy, rgb_tmp); } cp7_cy_1 += cp7; cp1_cy_cp2 += cp1; cp4_cy_cp5 += cp4; } return(true); } break; } return(false); }
protected override bool multiPixel(int pk_l, int pk_t, double[] cpara, int i_resolution, INyARRaster o_out) { int res_pix = i_resolution * i_resolution; int[] rgb_tmp = this.__pickFromRaster_rgb_tmp; int in_w = this._ref_raster.getWidth(); int in_h = this._ref_raster.getHeight(); INyARRgbRaster i_in_reader = this._ref_raster; //ピクセルリーダーを取得 double cp0 = cpara[0]; double cp3 = cpara[3]; double cp6 = cpara[6]; double cp1 = cpara[1]; double cp4 = cpara[4]; double cp7 = cpara[7]; double cp2 = cpara[2]; double cp5 = cpara[5]; int out_w = o_out.getWidth(); int out_h = o_out.getHeight(); switch (o_out.getBufferType()) { case NyARBufferType.INT1D_X8R8G8B8_32: int[] pat_data = (int[])o_out.getBuffer(); int p = (out_w * out_h - 1); for (int iy = out_h - 1; iy >= 0; iy--) { //解像度分の点を取る。 for (int ix = out_w - 1; ix >= 0; ix--) { int r, g, b; r = g = b = 0; int cy = pk_t + iy * i_resolution; int cx = pk_l + ix * i_resolution; double cp7_cy_1_cp6_cx_b = cp7 * cy + 1.0 + cp6 * cx; double cp1_cy_cp2_cp0_cx_b = cp1 * cy + cp2 + cp0 * cx; double cp4_cy_cp5_cp3_cx_b = cp4 * cy + cp5 + cp3 * cx; for (int i2y = i_resolution - 1; i2y >= 0; i2y--) { double cp7_cy_1_cp6_cx = cp7_cy_1_cp6_cx_b; double cp1_cy_cp2_cp0_cx = cp1_cy_cp2_cp0_cx_b; double cp4_cy_cp5_cp3_cx = cp4_cy_cp5_cp3_cx_b; for (int i2x = i_resolution - 1; i2x >= 0; i2x--) { //1ピクセルを作成 double d = 1 / (cp7_cy_1_cp6_cx); int x = (int)((cp1_cy_cp2_cp0_cx) * d); int y = (int)((cp4_cy_cp5_cp3_cx) * d); if (x < 0) { x = 0; } else if (x >= in_w) { x = in_w - 1; } if (y < 0) { y = 0; } else if (y >= in_h) { y = in_h - 1; } i_in_reader.getPixel(x, y, rgb_tmp); r += rgb_tmp[0]; g += rgb_tmp[1]; b += rgb_tmp[2]; cp7_cy_1_cp6_cx += cp6; cp1_cy_cp2_cp0_cx += cp0; cp4_cy_cp5_cp3_cx += cp3; } cp7_cy_1_cp6_cx_b += cp7; cp1_cy_cp2_cp0_cx_b += cp1; cp4_cy_cp5_cp3_cx_b += cp4; } r /= res_pix; g /= res_pix; b /= res_pix; pat_data[p] = ((r & 0xff) << 16) | ((g & 0xff) << 8) | ((b & 0xff)); p--; } } return(true); default: //ANY to RGBx if (o_out is INyARRgbRaster) { INyARRgbRaster out_reader = ((INyARRgbRaster)o_out); for (int iy = out_h - 1; iy >= 0; iy--) { //解像度分の点を取る。 for (int ix = out_w - 1; ix >= 0; ix--) { int r, g, b; r = g = b = 0; int cy = pk_t + iy * i_resolution; int cx = pk_l + ix * i_resolution; double cp7_cy_1_cp6_cx_b = cp7 * cy + 1.0 + cp6 * cx; double cp1_cy_cp2_cp0_cx_b = cp1 * cy + cp2 + cp0 * cx; double cp4_cy_cp5_cp3_cx_b = cp4 * cy + cp5 + cp3 * cx; for (int i2y = i_resolution - 1; i2y >= 0; i2y--) { double cp7_cy_1_cp6_cx = cp7_cy_1_cp6_cx_b; double cp1_cy_cp2_cp0_cx = cp1_cy_cp2_cp0_cx_b; double cp4_cy_cp5_cp3_cx = cp4_cy_cp5_cp3_cx_b; for (int i2x = i_resolution - 1; i2x >= 0; i2x--) { //1ピクセルを作成 double d = 1 / (cp7_cy_1_cp6_cx); int x = (int)((cp1_cy_cp2_cp0_cx) * d); int y = (int)((cp4_cy_cp5_cp3_cx) * d); if (x < 0) { x = 0; } else if (x >= in_w) { x = in_w - 1; } if (y < 0) { y = 0; } else if (y >= in_h) { y = in_h - 1; } i_in_reader.getPixel(x, y, rgb_tmp); r += rgb_tmp[0]; g += rgb_tmp[1]; b += rgb_tmp[2]; cp7_cy_1_cp6_cx += cp6; cp1_cy_cp2_cp0_cx += cp0; cp4_cy_cp5_cp3_cx += cp3; } cp7_cy_1_cp6_cx_b += cp7; cp1_cy_cp2_cp0_cx_b += cp1; cp4_cy_cp5_cp3_cx_b += cp4; } out_reader.setPixel(ix, iy, r / res_pix, g / res_pix, b / res_pix); } } return(true); } break; } return(false); }
/** * この関数は、ラスタのi_vertexsで定義される四角形からパターンを取得して、インスタンスに格納します。 */ public virtual bool pickFromRaster(INyARRgbRaster image, NyARIntPoint2d[] i_vertexs) { // パターンの切り出しに失敗することもある。 NyARMat cpara = new NyARMat(8, 1); if (!get_cpara(i_vertexs, cpara)) { return(false); } double[][] para = cpara.getArray(); double para00 = para[0 * 3 + 0][0]; double para01 = para[0 * 3 + 1][0]; double para02 = para[0 * 3 + 2][0]; double para10 = para[1 * 3 + 0][0]; double para11 = para[1 * 3 + 1][0]; double para12 = para[1 * 3 + 2][0]; double para20 = para[2 * 3 + 0][0]; double para21 = para[2 * 3 + 1][0]; double para22 = 1.0; int lx1 = (int)((i_vertexs[0].x - i_vertexs[1].x) * (i_vertexs[0].x - i_vertexs[1].x) + (i_vertexs[0].y - i_vertexs[1].y) * (i_vertexs[0].y - i_vertexs[1].y)); int lx2 = (int)((i_vertexs[2].x - i_vertexs[3].x) * (i_vertexs[2].x - i_vertexs[3].x) + (i_vertexs[2].y - i_vertexs[3].y) * (i_vertexs[2].y - i_vertexs[3].y)); int ly1 = (int)((i_vertexs[1].x - i_vertexs[2].x) * (i_vertexs[1].x - i_vertexs[2].x) + (i_vertexs[1].y - i_vertexs[2].y) * (i_vertexs[1].y - i_vertexs[2].y)); int ly2 = (int)((i_vertexs[3].x - i_vertexs[0].x) * (i_vertexs[3].x - i_vertexs[0].x) + (i_vertexs[3].y - i_vertexs[0].y) * (i_vertexs[3].y - i_vertexs[0].y)); if (lx2 > lx1) { lx1 = lx2; } if (ly2 > ly1) { ly1 = ly2; } int sample_pixel_x = this._size.w; int sample_pixel_y = this._size.h; while (sample_pixel_x * sample_pixel_x < lx1 / 4) { sample_pixel_x *= 2; } while (sample_pixel_y * sample_pixel_y < ly1 / 4) { sample_pixel_y *= 2; } if (sample_pixel_x > AR_PATT_SAMPLE_NUM) { sample_pixel_x = AR_PATT_SAMPLE_NUM; } if (sample_pixel_y > AR_PATT_SAMPLE_NUM) { sample_pixel_y = AR_PATT_SAMPLE_NUM; } int xdiv = sample_pixel_x / this._size.w; // xdiv = xdiv2/Config.AR_PATT_SIZE_X; int ydiv = sample_pixel_y / this._size.h; // ydiv = ydiv2/Config.AR_PATT_SIZE_Y; int img_x = image.getWidth(); int img_y = image.getHeight(); double xdiv2_reciprocal = 1.0 / sample_pixel_x; double ydiv2_reciprocal = 1.0 / sample_pixel_y; int r, g, b; int[] rgb_tmp = new int[3]; int xdiv_x_ydiv = xdiv * ydiv; for (int iy = 0; iy < this._size.h; iy++) { for (int ix = 0; ix < this._size.w; ix++) { r = g = b = 0; //1ピクセルを作成 for (int j = 0; j < ydiv; j++) { double yw = 102.5 + 5.0 * (iy * ydiv + j + 0.5) * ydiv2_reciprocal; for (int i = 0; i < xdiv; i++) { double xw = 102.5 + 5.0 * (ix * xdiv + i + 0.5) * xdiv2_reciprocal; double d = para20 * xw + para21 * yw + para22; if (d == 0) { throw new NyARRuntimeException(); } int xc = (int)((para00 * xw + para01 * yw + para02) / d); int yc = (int)((para10 * xw + para11 * yw + para12) / d); if (xc >= 0 && xc < img_x && yc >= 0 && yc < img_y) { image.getPixel(xc, yc, rgb_tmp); r += rgb_tmp[0]; // R g += rgb_tmp[1]; // G b += rgb_tmp[2]; // B // System.out.println(xc+":"+yc+":"+rgb_tmp[0]+":"+rgb_tmp[1]+":"+rgb_tmp[2]); } } } this._buf[iy * this._size.w + ix] = (((r / xdiv_x_ydiv) & 0xff) << 16) | (((g / xdiv_x_ydiv) & 0xff) << 8) | (((b / xdiv_x_ydiv) & 0xff)); } } return(true); }