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  1. importClass(org.opencv.imgproc.Imgproc)
  2. importClass(org.opencv.imgcodecs.Imgcodecs);
  3. importPackage(org.opencv.core);

  4. function base64ToMat(base64) {
  5.     // ½âÂëBase64×Ö·û´®Îª×Ö½ÚÊý×é
  6.     var decodedBytes = android.util.Base64.decode(base64, android.util.Base64.DEFAULT);
  7.     // ʹÓÃImgcodecs½«×Ö½ÚÊý×éת»»ÎªMat¶ÔÏó
  8.     var mat = Imgcodecs.imdecode(new MatOfByte(decodedBytes), Imgcodecs.IMREAD_COLOR);
  9.     return mat;
  10. }


  11. var small = "ÕâÀïÊÇÄãµÄСͼÏñBase64±àÂë×Ö·û´®";
  12. var big = "ÕâÀïÊÇÄãµÄ´óͼÏñBase64±àÂë×Ö·û´®";
  13. var sourceMat = base64ToMat(small)
  14. var templateMat = base64ToMat(big)

  15. // var sourceMat = screen.screenShot(432, 768, 100).getMat()
  16. // var sourceMat = Imgcodecs.imread('/sdcard/Pictures/2.jpg');
  17. // var templateMat = Imgcodecs.imread('/sdcard/Pictures/1.jpg');

  18. var t = new Date().getTime()
  19. for (var i = 0; i < 200; i++) {
  20.     var result = new org.opencv.core.Mat();
  21.     Imgproc.matchTemplate(sourceMat, templateMat, result, Imgproc.TM_CCOEFF_NORMED);
  22.     var mmr = Core.minMaxLoc(result);
  23.     if (mmr.maxVal > 0.9) {
  24.         var rect = new Rect(mmr.maxLoc, new Size(templateMat.cols(), templateMat.rows()));
  25.         printl("Æ¥Åä½á¹û",i, "ÕÒµ½Ä£°åÔÚλÖÃ: " + rect);
  26.     }
  27.     result.release();
  28. }
  29. printl(i, 'ºÄʱ', (new Date().getTime() - t))
  30. sourceMat.release();
  31. templateMat.release();

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AWIROKÈí¼þopencvÔ­ÉúÄ£°åÕÒͼת×ù±ê·½·¨ B2BÍøÂçÈí¼þ

  1. importClass(org.opencv.imgproc.Imgproc)
  2. importClass(org.opencv.imgcodecs.Imgcodecs);
  3. importPackage(org.opencv.core);

  4. function base64ToMat(base64) {
  5.     // ½âÂëBase64×Ö·û´®Îª×Ö½ÚÊý×é
  6.     var decodedBytes = android.util.Base64.decode(base64, android.util.Base64.DEFAULT);
  7.     // ʹÓÃImgcodecs½«×Ö½ÚÊý×éת»»ÎªMat¶ÔÏó
  8.     var mat = Imgcodecs.imdecode(new MatOfByte(decodedBytes), Imgcodecs.IMREAD_COLOR);
  9.     return mat;
  10. }


  11. var small = "ÕâÀïÊÇÄãµÄСͼÏñBase64±àÂë×Ö·û´®";
  12. var big = "ÕâÀïÊÇÄãµÄ´óͼÏñBase64±àÂë×Ö·û´®";
  13. var sourceMat = base64ToMat(small)
  14. var templateMat = base64ToMat(big)

  15. // var sourceMat = screen.screenShot(432, 768, 100).getMat()
  16. // var sourceMat = Imgcodecs.imread('/sdcard/Pictures/2.jpg');
  17. // var templateMat = Imgcodecs.imread('/sdcard/Pictures/1.jpg');

  18. var t = new Date().getTime()
  19. for (var i = 0; i < 200; i++) {
  20.     var result = new org.opencv.core.Mat();
  21.     Imgproc.matchTemplate(sourceMat, templateMat, result, Imgproc.TM_CCOEFF_NORMED);
  22.     var mmr = Core.minMaxLoc(result);
  23.     if (mmr.maxVal > 0.9) {
  24.         var rect = new Rect(mmr.maxLoc, new Size(templateMat.cols(), templateMat.rows()));
  25.         printl("Æ¥Åä½á¹û",i, "ÕÒµ½Ä£°åÔÚλÖÃ: " + rect);
  26.     }
  27.     result.release();
  28. }
  29. printl(i, 'ºÄʱ', (new Date().getTime() - t))
  30. sourceMat.release();
  31. templateMat.release();

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