| /* |
| |
| * Copyright (c) 2012-2017 The Khronos Group Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <stdio.h> |
| |
| #include "opencv2/imgproc/imgproc.hpp" |
| #include "opencv2/highgui/highgui.hpp" |
| |
| using namespace cv; |
| |
| void generate_reference_result(const char* src_name, int winsz, int low_thresh, int high_thresh, bool use_l2) |
| { |
| Mat src = imread(src_name, IMREAD_GRAYSCALE); |
| Mat dst; |
| if (src.empty()) |
| { |
| printf("failed to open %s\n", src_name); |
| exit(-1); |
| } |
| |
| Canny(src, dst, low_thresh, high_thresh, winsz, use_l2); |
| |
| //2-pixel borders: |
| rectangle(dst, Point(0,0), Point(dst.cols-1, dst.rows-1), 255, 2, 4, 0); |
| |
| char buff[1024]; |
| sprintf(buff, "canny_%dx%d_%d_%d_%s_%s", winsz, winsz, low_thresh, high_thresh, use_l2 ? "L2" : "L1", src_name); |
| imwrite(buff, dst); |
| } |
| |
| int main(int, char**) |
| { |
| generate_reference_result("lena_gray.bmp", 3, 70, 71, false); |
| generate_reference_result("lena_gray.bmp", 3, 70, 71, true); |
| generate_reference_result("lena_gray.bmp", 3, 90, 130, false); |
| generate_reference_result("lena_gray.bmp", 3, 90, 130, true); |
| generate_reference_result("lena_gray.bmp", 3, 100, 120, false); |
| generate_reference_result("lena_gray.bmp", 3, 100, 120, true); |
| generate_reference_result("lena_gray.bmp", 3, 120, 120, false); |
| generate_reference_result("lena_gray.bmp", 3, 150, 220, false); |
| generate_reference_result("lena_gray.bmp", 3, 150, 220, true); |
| generate_reference_result("lena_gray.bmp", 5, 100, 100, false); |
| generate_reference_result("lena_gray.bmp", 5, 100, 120, false); |
| generate_reference_result("lena_gray.bmp", 5, 100, 120, true); |
| generate_reference_result("lena_gray.bmp", 7, 80, 80, false); |
| generate_reference_result("lena_gray.bmp", 7, 100, 120, false); |
| generate_reference_result("lena_gray.bmp", 7, 100, 120, true); |
| generate_reference_result("blurred_lena_gray.bmp", 7, 100, 120, true); |
| generate_reference_result("blurred_lena_gray.bmp", 5, 100, 120, false); |
| generate_reference_result("blurred_lena_gray.bmp", 3, 150, 220, false); |
| generate_reference_result("blurred_lena_gray.bmp", 3, 70, 71, false); |
| generate_reference_result("blurred_lena_gray.bmp", 3, 70, 71, true); |
| generate_reference_result("blurred_lena_gray.bmp", 3, 90, 125, false); |
| generate_reference_result("blurred_lena_gray.bmp", 3, 90, 130, true); |
| generate_reference_result("blurred_lena_gray.bmp", 3, 100, 120, false); |
| generate_reference_result("blurred_lena_gray.bmp", 3, 100, 120, true); |
| generate_reference_result("blurred_lena_gray.bmp", 3, 150, 220, true); |
| generate_reference_result("blurred_lena_gray.bmp", 5, 100, 120, true); |
| generate_reference_result("blurred_lena_gray.bmp", 7, 100, 120, false); |
| |
| generate_reference_result("lena_gray.bmp", 5, 1200, 1440, false); |
| generate_reference_result("lena_gray.bmp", 5, 1200, 1440, true); |
| generate_reference_result("lena_gray.bmp", 7, 16000, 19200, false); |
| generate_reference_result("lena_gray.bmp", 7, 16000, 19200, true); |
| return 0; |
| } |