Ok, thank you for the help.
On Thu, Dec 31, 2020 at 3:47 PM Zdenko Podobny <zde...@gmail.com> wrote: > I remember the opposite situation (on windows):debug was crasshit while > release was ok. > I also remember some problems with static builds. try to build tesseract > by yourself as described in link above and use a shared library - it is > not a big deal. > Maybe the problem is related with SSE/FMA/AVX/AVX2 support. AFAIK > autodetection should be fixed in the latest 4.1 version, so I suggest to > try the 5.alpha version where this kind of problems should be fixed. > > Zdenko > > > št 31. 12. 2020 o 22:37 Minseok Kim <minseok.eric....@gmail.com> > napísal(a): > >> I don't know if this adds on anything, but maybe you have some insight in >> this. >> I find that this works fine on more modern computer set-ups, but fails on >> older ones. >> One of the systems I tried to run this code on is using an i5 2400 and it >> simply crashes even without an error. >> Again, the debug version works on it, but the release build does not. >> >> On Thursday, December 31, 2020 at 3:31:41 PM UTC-6 zdenop wrote: >> >>> I am not able to reproduce the problem - but I do not use vcpkg (so >>> maybe there is problem): >>> >>> 1. I used official opencv for windows >>> https://netix.dl.sourceforge.net/project/opencvlibrary/4.5.1/opencv-4.5.1-vc14_vc15.exe >>> -> Installed to F:\opencv2 >>> 2. Because of using opencv2 I prefer to use "minimalistic tesseract" as >>> described in https://spell.linux.sk/building-minimalistic-tesseract >>> 3. As input image I used >>> https://user-images.githubusercontent.com/71965365/94549264-84b00980-0284-11eb-9a28-0135d8c74de1.jpg >>> 4. If there any strange behaviour you should use official training data: >>> e.g. I used >>> https://github.com/tesseract-ocr/tessdata_best/blob/master/eng.traineddata >>> 5. Modified code (tess_cv.cpp) looks like this: >>> #include <tesseract/baseapi.h> >>> #include <leptonica/allheaders.h> >>> #include <opencv2/opencv.hpp> >>> >>> int main() { >>> std::string imPath = "image.jpeg"; >>> cv::Mat im = cv::imread(imPath, cv::IMREAD_GRAYSCALE); >>> >>> setMsgSeverity(9); // turn off leptonica messages >>> >>> tesseract::TessBaseAPI* ocr = new tesseract::TessBaseAPI(); >>> >>> if (ocr->Init(NULL, "eng")) { >>> std::cout << "Failed to initialize." << std::endl; >>> } else { >>> >>> ocr->SetVariable("user_defined_dpi", "96"); >>> ocr->SetImage(im.data, im.cols, im.rows, 1, im.cols); >>> >>> std::cout << "test1" << std::endl; >>> >>> char* str = ocr->GetUTF8Text(); >>> std::cout << str << std::endl; >>> std::cout << "test2" << std::endl; >>> >>> ocr->Clear(); >>> >>> ocr->End(); >>> >>> delete ocr; >>> if (str) >>> delete[] str; >>> } >>> >>> system("pause"); >>> } >>> >>> 6. Compiled from command line with: >>> cl /EHsc tess_cv.cpp /If:\win64_msvc_min\include >>> /If:\opencv2\opencv\build\include /link /LIBPATH:F:/WIN64_MSVC_MIN/LIB >>> /LIBPATH:F:/WIN64_MSVC_MIN/LIB >>> /LIBPATH:f:\opencv2\opencv\build\x64\vc15\lib\ tesseract50.lib >>> leptonica-1.81.0.lib opencv_world451.lib /machine:x64 /out:tess_cv.exe >>> >>> Output of tess_cv.exe: >>> test1 >>> Python3WebSpider >>> >>> test2 >>> >>> 8. The statement *using namespace std* is generally *considered* bad >>> practice and is known (in past) to cause compilation errors with >>> tesseract. >>> >>> Zdenko >>> >>> >>> št 31. 12. 2020 o 21:22 Minseok Kim <minseok....@gmail.com> napísal(a): >>> >>>> #include <iostream> >>>> #include <string> >>>> #include <tesseract/baseapi.h> >>>> #include <leptonica/allheaders.h> >>>> #include <opencv2/opencv.hpp> >>>> >>>> using namespace std; >>>> using namespace cv; >>>> >>>> int main() >>>> { >>>> string outText = "", imPath = "image.jpeg"; >>>> Mat im = cv::imread(imPath, cv::IMREAD_GRAYSCALE); >>>> cv::bitwise_not(im, im); >>>> cv::imwrite("image_inverted.jpeg", im); >>>> >>>> tesseract::TessBaseAPI* ocr = new tesseract::TessBaseAPI(); >>>> >>>> if (ocr->Init(NULL, "Impact")) >>>> { >>>> cout << "Failed to initialize." << endl; >>>> } >>>> else >>>> { >>>> //ocr->SetVariable("tessedit_char_whitelist", >>>> "ABCDEFGHIJKLMNOP"); >>>> ocr->SetVariable("user_defined_dpi", "96"); >>>> //ocr->SetVariable("unlv_tilde_crunching", "false"); >>>> //ocr->SetImage(im.data, im.cols, im.rows, 1, im.cols); >>>> Pix* image = pixRead("image_inverted.jpeg"); >>>> ocr->SetImage(image); >>>> >>>> cout << "test1" << endl; >>>> char* str = ocr->GetUTF8Text(); >>>> outText = string(str); >>>> cout << outText << endl; >>>> cout << "test2" << endl; >>>> >>>> ocr->Clear(); >>>> //ocr->End(); >>>> >>>> delete ocr; >>>> if (str) >>>> delete[] str; >>>> pixDestroy(&image); >>>> } >>>> >>>> system("pause"); >>>> } >>>> >>>> VS2019 - v142 >>>> Windows 10 >>>> vcpkg build of Tesseract (static libs) - 4.1.1#5 >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "tesseract-ocr" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to tesseract-oc...@googlegroups.com. >>>> To view this discussion on the web visit >>>> https://groups.google.com/d/msgid/tesseract-ocr/774d1a41-1e6e-4bcd-951f-290e3b65e723n%40googlegroups.com >>>> <https://groups.google.com/d/msgid/tesseract-ocr/774d1a41-1e6e-4bcd-951f-290e3b65e723n%40googlegroups.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> -- >> You received this message because you are subscribed to the Google Groups >> "tesseract-ocr" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to tesseract-ocr+unsubscr...@googlegroups.com. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/tesseract-ocr/2ef3768e-267a-4308-a203-de974971f06bn%40googlegroups.com >> <https://groups.google.com/d/msgid/tesseract-ocr/2ef3768e-267a-4308-a203-de974971f06bn%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- > You received this message because you are subscribed to a topic in the > Google Groups "tesseract-ocr" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/tesseract-ocr/vlMHzti_4pc/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > tesseract-ocr+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/tesseract-ocr/CAJbzG8xCKsU0pyKBuVsaEFAx04y5C-AmUi3XAQ%2Bx2zEarsNkxw%40mail.gmail.com > <https://groups.google.com/d/msgid/tesseract-ocr/CAJbzG8xCKsU0pyKBuVsaEFAx04y5C-AmUi3XAQ%2Bx2zEarsNkxw%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "tesseract-ocr" group. 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