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Zdenko
ut 30. 10. 2018 o 9:12 <flavium...@gmail.com> napísal(a):
> I have compiled now the tesseract library, with cppan.
>
> and I have found a test app, with this source code:
>
> /*
> dependencies:
> pvt.cppan.demo.google.tesseract.libtesseract: master
> pvt.cppan.demo.danbloomberg.leptonica: 1
> */
>
> #include <iostream>
> #include <memory>
>
> #include <allheaders.h> // leptonica main header for image io
> #include <baseapi.h> // tesseract main header
>
> int main(int argc, char *argv[])
> {
> // if (argc == 1)
> // return 1;
>
> tesseract::TessBaseAPI tess;
>
> if (tess.Init("./tessdata", "eng"))
> {
> std::cout << "OCRTesseract: Could not initialize tesseract." << std::endl;
> return 1;
> }
>
> // setup
> tess.SetPageSegMode(tesseract::PageSegMode::PSM_AUTO);
> tess.SetVariable("save_best_choices", "T");
>
> // read image
> auto pixs = pixRead(argv[1]);
> if (! pixs)
> {
> std::cout << "Cannot open input file: " << argv[1] << std::endl;
> return 1;
> }
>
> // recognize
> tess.SetImage(pixs);
> tess.Recognize(0);
>
> // get result and delete[] returned char* string
> std::cout << std::unique_ptr<char[]>(tess.GetUTF8Text()).get() <<
> std::endl;
>
> // cleanup
> tess.Clear();
> pixDestroy(&pixs);
>
> return 0;
> }
>
> and when I am trying to run this, I got:
>
> Error opening data file ./tessdata/eng.traineddata
> Please make sure the TESSDATA_PREFIX environment variable is set to your
> "tessdata" directory.
> Failed loading language 'eng'
> Tesseract couldn't load any languages!
> OCRTesseract: Could not initialize tesseract.
>
> There is not enough to compile tesseract and dependencies, what else
> should I setup in order to run this code in a VC++ project ?
>
>
>
> On Monday, October 29, 2018 at 7:50:05 PM UTC+2, zdenop wrote:
>>
>> I already gave you step by step instructions (the same as on the wiki ;-)
>> but just commands you need to write).
>> You replied that is does not work for you without any explanation what
>> does not work. With this state of mind I do not know how to help you.
>>
>>
>>
>>
>> Zdenko
>>
>>
>> po 29. 10. 2018 o 14:17 <flavi...@gmail.com> napísal(a):
>>
>>> Hi Zdenko. Could you send me a example (from a link, or from
>>> something) to reveal me how to compile Tesseract 4 in order to use it in a
>>> VC++ project ? I have a task to do that, and my time is running out, and I
>>> haven't found a functional and working sample of how to do that ... I guess
>>> you already have a project that using Tesseract in VC++ ... I will be
>>> grateful for any hint to lead me for solving my task.
>>>
>>> Regards,
>>> Flaviu.
>>>
>>>
>>> On Sunday, September 30, 2018 at 8:50:59 PM UTC+3, zdenop wrote:
>>>>
>>>> RC 1[1] ready.
>>>> Please test, test, test. Especially if you are wrapping tesseract and
>>>> creating/providing packages.
>>>> Report problems ASAP in issue tracker, so we can fix it until finale
>>>> release.
>>>>
>>>> [1] https://github.com/tesseract-ocr/tesseract/tree/4.0.0-rc1
>>>>
>>>>
>>>> Zdenko
>>>>
>>>>
>>>> so 22. 9. 2018 o 17:06 Zdenko Podobny <zde...@gmail.com> napísal(a):
>>>>
>>>>> Hello,
>>>>>
>>>>> I would like to thank all who share their thought about releasing new
>>>>> version of tesseract [1]. I took my time and I decided we should make
>>>>> release at the middle October 2018 (14-21...).
>>>>>
>>>>> This should means that no new features will be applied to current
>>>>> code. There is not time for testings. Anyway please feel free to send your
>>>>> patch/PR - it will included after 4.0 release.
>>>>>
>>>>> There are several ways, how people can contribute to this process:
>>>>>
>>>>> - *Developers*: go through open issues, try to fix it. Please make
>>>>> a comment when you start do deal with issue, so we can use our capacity
>>>>> efficiently.
>>>>> - *Packagers*: please test if building and packaging process is
>>>>> working fine. If something is broken, try to fix&submit it fast. Please
>>>>> give a note to forum or me directly, where users can find your
>>>>> "product",
>>>>> so we can put information about supported systems to release notes.
>>>>> - *"Wrappers"*: if you are producing wrapper for tesseract, please
>>>>> give a note to forum or me directly if you support tesseract 4: I would
>>>>> like to promote your work.
>>>>> - *"No code" developers*:
>>>>> - check open issues, test it with the latest code if it still
>>>>> valid report, prepare test case if missing, report duplicates,
>>>>> suggest
>>>>> label etc.
>>>>> - Improve documentation, release notes, man pages etc...
>>>>> - English native speaker: check documentation, release notes
>>>>> etc.
>>>>>
>>>>> Thanks to all who help us to get to this point. I really appreciate
>>>>> all ways of support.
>>>>>
>>>>> [1] https://github.com/tesseract-ocr/tesseract/issues/1423
>>>>>
>>>>> Zdenko
>>>>>
>>>> --
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