I have tried all those 4 OEM values.
NY C於 2019年12月8日星期日 UTC+8下午11時37分37秒寫道：
>
> I see.
>
> However there are only 4 OEM parameters I can find in tess-two sorce code
> :
>
> @IntDef({OEM_TESSERACT_ONLY, OEM_CUBE_ONLY,
> OEM_TESSERACT_CUBE_COMBINED, OEM_DEFAULT})
> public @interface OcrEngineMode {}
>
> /** Run Tesseract only - fastest */
> public static final int OEM_TESSERACT_ONLY = 0;
>
> /** Run Cube only - better accuracy, but slower */
> @Deprecated
> public static final int OEM_CUBE_ONLY = 1;
>
> /** Run both and combine results - best accuracy */
> @Deprecated
> public static final int OEM_TESSERACT_CUBE_COMBINED = 2;
>
> /** Default OCR engine mode. */
> public static final int OEM_DEFAULT = 3;
>
> I sincerely can not find a suitable OEM parameter. I don't think there is
> any other OEM parameter in tess-two.
> (Again, the version I use is https://github.com/alexcohn/tess-two
> <https://www.google.com/url?q=https%3A%2F%2Fgithub.com%2Falexcohn%2Ftess-two&sa=D&sntz=1&usg=AFQjCNEQGm3c_HnjOOVpdOoDYCwnElOb5Q>
> , 9.0.0)
>
> Could you please give me some more tips.
>
>
>
> zdenop於 2019年12月8日星期日 UTC+8下午10時17分12秒寫道：
>>
>> If you want to use API you need to spend some time with docs and source
>> code.
>> You could fine out quite quickly that CUBE was removed from tesseract
>> and is not available in version 4.
>>
>> Zdenko
>>
>>
>> ne 8. 12. 2019 o 2:37 NY C <[email protected]> napísal(a):
>>
>>> Hi, I am using tess-two for OCR.
>>>
>>>
>>> (Alex Chon version : https://github.com/alexcohn/tess-two
>>> <https://www.google.com/url?q=https%3A%2F%2Fgithub.com%2Falexcohn%2Ftess-two&sa=D&sntz=1&usg=AFQjCNEQGm3c_HnjOOVpdOoDYCwnElOb5Q>
>>> )
>>>
>>>
>>> Code:
>>>
>>> TessBaseAPI baseApi = new TessBaseAPI();
>>> baseApi.setDebug(true);
>>> baseApi.init(pathfiles, language);
>>> //baseApi.setVariable(TessBaseAPI.VAR_CHAR_WHITELIST, "0123456789");
>>> baseApi.setPageSegMode(TessBaseAPI.PageSegMode.PSM_AUTO);
>>> baseApi.setImage(bmp);
>>> result= baseApi.getUTF8Text();
>>> baseApi.end();
>>>
>>>
>>> The code run perfectly when I use this tessdata :
>>> https://github.com/tesseract-ocr/tessdata
>>>
>>> But when I use tessdata_fast (
>>> https://github.com/tesseract-ocr/tessdata_fast), The code crashes on
>>> baseApi.init.
>>>
>>>
>>> There is no error message since the init method calls native C++. As far
>>> as I can trace, the init method crashes on this line:
>>>
>>> boolean success = nativeInitOem(mNativeData, datapath, language,
>>> ocrEngineMode);
>>>
>>>
>>> I also tried to set the OEM like this:
>>>
>>> baseApi.init(pathfiles, language, TessBaseAPI.OEM_CUBE_ONLY);
>>>
>>>
>>> All the OEM parameters have been tried :
>>>
>>> (OEM_TESSERACT_ONLY = 0, OEM_CUBE_ONLY = 1, OEM_TESSERACT_CUBE_COMBINED
>>> = 2, OEM_DEFAULT = 3)
>>>
>>> Crashes as well.
>>>
>>>
>>> How could I fix this?
>>>
>>>
>>>
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>>> .
>>>
>>
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