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 | 1 | initial version |
grey no so light. try CV_THRESH_OTSU
| | 2 | No.2 Revision |
grey gray no so light. try CV_THRESH_OTSU
| | 3 | No.3 Revision |
gray Gray no so light. try CV_THRESH_OTSUCV_THRESH_OTSU or cv::threshold(imgH, imgH, 150, 255, CV_THRESH_TRUNC);
| | 4 | No.4 Revision |
Gray is no so light. try CV_THRESH_OTSU or cv::threshold(imgH, imgH, 150, 255, CV_THRESH_TRUNC);
| | 5 | No.5 Revision |
Gray is no not so light. bright. try CV_THRESH_OTSU or cv::threshold(imgH, imgH, 150, 255, CV_THRESH_TRUNC);
| | 6 | No.6 Revision |
Gray is not so bright. try CV_THRESH_OTSU bright, as you suggested at comment.
Try CV_THRESH_OTSU or cv::threshold(imgH, imgH, 150, 255, CV_THRESH_TRUNC);CV_THRESH_TRUNC), it's enough for that kind of images.
