使用inpaint例子，去除水印

时间：2023-03-10 05:31:10
使用inpaint例子，去除水印

http://www.opencv.org.cn/forum.php?mod=viewthread&tid=33151

  1. #include "stdafx.h"
  2. #include "opencv2/highgui/highgui.hpp"
  3. #include "opencv2/imgproc/imgproc.hpp"
  4. #include "opencv2/photo/photo.hpp"
  5. #include <iostream>
  6. using namespace cv;
  7. using namespace std;
  8. static void help()
  9. {
  10. cout << "\nCool inpainging demo. Inpainting repairs damage to images by floodfilling the damage \n"
  11. << "with surrounding image areas.\n"
  12. "Using OpenCV version %s\n" << CV_VERSION << "\n"
  13. "Usage:\n"
  14. "./inpaint [image_name -- Default fruits.jpg]\n" << endl;
  15. cout << "Hot keys: \n"
  16. "\tESC - quit the program\n"
  17. "\tr - restore the original image\n"
  18. "\ti or SPACE - run inpainting algorithm\n"
  19. "\t\t(before running it, paint something on the image)\n" << endl;
  20. }
  21. Mat img, inpaintMask;
  22. Point prevPt(-1,-1);
  23. static void onMouse( int event, int x, int y, int flags, void* )
  24. {
  25. if( event == CV_EVENT_LBUTTONUP || !(flags & CV_EVENT_FLAG_LBUTTON) )
  26. prevPt = Point(-1,-1);
  27. else if( event == CV_EVENT_LBUTTONDOWN )
  28. prevPt = Point(x,y);
  29. else if( event == CV_EVENT_MOUSEMOVE && (flags & CV_EVENT_FLAG_LBUTTON) )
  30. {
  31. Point pt(x,y);
  32. if( prevPt.x < 0 )
  33. prevPt = pt;
  34. line( inpaintMask, prevPt, pt, Scalar::all(255), 5, 8, 0 );
  35. line( img, prevPt, pt, Scalar::all(255), 5, 8, 0 );
  36. prevPt = pt;
  37. imshow("image", img);
  38. }
  39. }
  40. int main( int argc, char** argv )
  41. {
  42. //读取图像和mask图像
  43. char* filename = argc >= 2 ? argv[1] : (char*)"fruits.jpg";
  44. Mat img0 = imread(filename, -1);
  45. if(img0.empty())
  46. {
  47. cout << "Couldn't open the image " << filename << ". Usage: inpaint <image_name>\n" << endl;
  48. return 0;
  49. }
  50. namedWindow( "image", 1 );
  51. img = img0.clone();
  52. imshow("image", img);
  53. Mat inpaintMask = imread("mask.jpg", 0);
  54. imshow("mask",inpaintMask);
  55. Mat inpainted;
  56. //注意这个inpaintmask的
  57. inpaint(img, inpaintMask, inpainted, 3, CV_INPAINT_TELEA);
  58. imshow("inpainted image", inpainted);
  59. cv::waitKey();
  60. return 0;
  61. }

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