Yes, could be simple, but perhaps you have something installed which I have not ... I guess ...
On Tuesday, October 16, 2018 at 7:30:13 PM UTC+3, zdenop wrote: > > I do not use vcpkg. I suggest you to use cppan (you need to install it > and put to path). For me it stupidly easy and it takes cca 15 minutes on my > computer and internet network): > > gir clone https://github.com/tesseract-ocr/tesseract.git > cd tesseract > mkdir build64 > cd build64 > cppan.. > cmake .. -G "Visual Studio 15 2017 Win64" > cmake --build . --config Release > > and it is done (output is in tesseract\build64\bin\Release). > > Zdenko > > > ut 16. 10. 2018 o 14:32 <flavi...@gmail.com <javascript:>> napísal(a): > >> Your post are valuable for me, it is first time when I try to use >> tesseract. >> >> Regarding compiling leptonica and tesseract, it's endless story :) >> I have taken from here: https://github.com/Microsoft/vcpkg vcpkg, and >> generated the exe from .bat file. >> And then I have tried this command in console: *vcpkg install >> tesseract:x86-windows-static* >> and it installed some libraries ( >> zlib[core]:x86-windows-static, libpng[core]:x86-windows-static, >> libjpeg-turbo[core]:x86-windows-static, liblzma[core]:x86-windows-static, >> tiff[core]:x86-windows-static, giflib[core]:x86-windows-static, >> leptonica[core]:x86-windows-static, icu[core]:x86-windows-static), >> and then I get: >> >> Error: Building package tesseract:x86-windows-static failed with: >> BUILD_FAILED >> Please ensure you're using the latest portfiles with `.\vcpkg update`, >> then >> submit an issue at https://github.com/Microsoft/vcpkg/issues including: >> Package: tesseract:x86-windows-static >> Vcpkg version: 0.0.113-nohash >> >> Additionally, attach any relevant sections from the log files above. >> >> and when I tried the initial code, I get the same errors: >> >> Error in pixReadMemTiff: function not present >> Error in pixReadMem: tiff: no pix returned >> Error in pixaGenerateFontFromString: pix not made >> Error in bmfCreate: font pixa not made >> Error in pixReadStreamPng: function not present >> Error in pixReadStream: png: no pix returned >> Error in pixRead: pix not read >> pImage pointer value: 00000000 >> >> On Tuesday, October 16, 2018 at 12:29:33 PM UTC+3, zdenop wrote: >>> >>> You will do everything including complaining but not to read and follow >>> instructs. Right? ;-) >>> >>> https://github.com/tesseract-ocr/tesseract/wiki/Compiling#windows >>> >>> Zdenko >>> >>> >>> ut 16. 10. 2018 o 10:52 <flavi...@gmail.com> napísal(a): >>> >>>> It is a endless story :) >>>> >>>> I have downloded from here cppan, and I have tried to generate a .sln >>>> file with CMake ... but I get the following errors: >>>> >>>> CMake Error at CMakeLists.txt:130 (find_package): >>>> By not providing "FindCPPAN.cmake" in CMAKE_MODULE_PATH this project has >>>> asked CMake to find a package configuration file provided by "CPPAN", >>>> but >>>> CMake did not find one. >>>> >>>> Could not find a package configuration file provided by "CPPAN" with >>>> any of >>>> the following names: >>>> >>>> CPPANConfig.cmake >>>> cppan-config.cmake >>>> >>>> Add the installation prefix of "CPPAN" to CMAKE_PREFIX_PATH or set >>>> "CPPAN_DIR" to a directory containing one of the above files. If "CPPAN" >>>> provides a separate development package or SDK, be sure it has been >>>> installed. >>>> >>>> strange ... is there any method to compile leptonica and tesseract >>>> successfully ? >>>> >>>> On Tuesday, October 16, 2018 at 11:22:15 AM UTC+3, zdenop wrote: >>>>> >>>>> most easy way for you would be to compile tesseract on windows with >>>>> cppan. instruction are on wiki... >>>>> >>>>> Dňa ut 16. 10. 2018, 10:14 <flavi...@gmail.com> napísal(a): >>>>> >>>>>> Thank you a lot for your prompt answer ! I really appreciate that ! >>>>>> >>>>>> I have run in cmd line: tesseract --help-extra, I don't spot any >>>>>> graphic library option. >>>>>> >>>>>> I have to tell you that I am using Windows10, and I have compiled >>>>>> leptonica with VS2017, taken from here: >>>>>> https://github.com/danbloomberg/leptonica >>>>>> >>>>>> I have generate a .sln file with CMake, but I get some warnings there: >>>>>> >>>>>> Could NOT find GIF (missing: GIF_LIBRARY GIF_INCLUDE_DIR) >>>>>> >>>>>> Could NOT find JPEG (missing: JPEG_LIBRARY JPEG_INCLUDE_DIR) >>>>>> >>>>>> Could NOT find ZLIB (missing: ZLIB_LIBRARY ZLIB_INCLUDE_DIR) >>>>>> >>>>>> Could NOT find PNG (missing: PNG_LIBRARY PNG_PNG_INCLUDE_DIR) >>>>>> >>>>>> Could NOT find TIFF (missing: TIFF_LIBRARY TIFF_INCLUDE_DIR) >>>>>> >>>>>> Could NOT find ZLIB (missing: ZLIB_LIBRARY ZLIB_INCLUDE_DIR) >>>>>> >>>>>> Could NOT find PkgConfig (missing: PKG_CONFIG_EXECUTABLE) >>>>>> >>>>>> >>>>>> which tell me that I haven't some libraries, but I really don't know >>>>>> how to achieve them ... >>>>>> >>>>>> >>>>>> Regards, >>>>>> >>>>>> >>>>>> Flaviu. >>>>>> >>>>>> >>>>>> >>>>>> On Tuesday, October 16, 2018 at 10:10:14 AM UTC+3, zdenop wrote: >>>>>>> >>>>>>> Really? Where did you look??? >>>>>>> What is output of leptonica "./configure --help" ??? What is printed >>>>>>> on screen when you run leptonica configure? >>>>>>> >>>>>>> Zdenko >>>>>>> >>>>>>> >>>>>>> ut 16. 10. 2018 o 9:03 <flavi...@gmail.com> napísal(a): >>>>>>> >>>>>>>> Hi zdenop. I have read here: >>>>>>>> >>>>>>>> >>>>>>>> https://groups.google.com/forum/#!searchin/tesseract-ocr/Error$20in$20pixReadMem$3A$20tiff$3A$20no$20pix$20returned$20by$20tesseract%7Csort:date/tesseract-ocr/v_xZzoiUMUo/fMx9XZ-cBQAJ >>>>>>>> >>>>>>>> that someone who had the same issue like me, you told him that "you >>>>>>>> decided to build leptonica without support of common image formats" >>>>>>>> ... >>>>>>>> where can I choose this option ? Because when I compiled leptonica >>>>>>>> library, >>>>>>>> I haven't seen any option like that ... >>>>>>>> >>>>>>>> On Friday, October 12, 2018 at 4:06:38 PM UTC+3, zdenop wrote: >>>>>>>>> >>>>>>>>> Did you read error message? >>>>>>>>> Did you bother to checked leptonica fuctionality + documentation >>>>>>>>> (in leptonica source code ;-) )? >>>>>>>>> >>>>>>>>> Zdenko >>>>>>>>> >>>>>>>>> >>>>>>>>> pi 12. 10. 2018 o 11:39 <flavi...@gmail.com> napísal(a): >>>>>>>>> >>>>>>>>>> Hi. I am a tesseract beginner who stuck into initial API example: >>>>>>>>>> >>>>>>>>>> Pix* pImage = pixRead("C:\\Flaviu\\imagine.png"); >>>>>>>>>> printf("pImage pointer value: %p\n", pImage); >>>>>>>>>> >>>>>>>>>> The pImage value is 0000 ... why ? >>>>>>>>>> >>>>>>>>>> This is code that I have tried: >>>>>>>>>> >>>>>>>>>> tesseract::TessBaseAPI api; >>>>>>>>>> if (0 != api.Init(NULL, NULL)) >>>>>>>>>> { >>>>>>>>>> std::cout << "====tesseract initialize error\n"; >>>>>>>>>> std::cout << "====Last error:" << GetLastError() << std::endl; >>>>>>>>>> } >>>>>>>>>> >>>>>>>>>> Pix* pImage = pixRead("C:\\Flaviu\\imagine.png"); >>>>>>>>>> printf("pImage pointer value: %p\n", pImage); >>>>>>>>>> >>>>>>>>>> and the result is: >>>>>>>>>> >>>>>>>>>> Error in pixReadMemTiff: function not present >>>>>>>>>> Error in pixReadMem: tiff: no pix returned >>>>>>>>>> Error in pixaGenerateFontFromString: pix not made >>>>>>>>>> Error in bmfCreate: font pixa not made >>>>>>>>>> Error in pixReadStreamPng: function not present >>>>>>>>>> Error in pixReadStream: png: no pix returned >>>>>>>>>> Error in pixRead: pix not read >>>>>>>>>> pImage pointer value: 00000000 >>>>>>>>>> >>>>>>>>>> I have installed Tesseract-OCR in Program Files, and I have >>>>>>>>>> compiled Leptonica and Tesseract library on my machine (Win10 64 >>>>>>>>>> bit), run >>>>>>>>>> on VS2017 ... >>>>>>>>>> >>>>>>>>>> To someone who work with tesseract for long time, perhaps is >>>>>>>>>> simple thing, but for me is not ... can you help me into solving >>>>>>>>>> this issue >>>>>>>>>> ? 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