You can use in current version.
On Aug 20, 11:54 pm, Ray Smith <[email protected]> wrote:
> Thread-safety is not yet available, but will probably be available in a
> future release.
> The 3.00 api moves towards this by making it based on an instance of the api
> instead of static methods. It is nearly possible to use two different apis
> alternately in the same thread, but using them concurrently in separate
> threads is still a long way off. There are still some critical global
> variables to change, and the memory manager has to be protected by a mutex,
> or made thread-local. Either of these changes would be fraught with
> portability issues. I haven't really thought about this aspect deeply enough
> to come up with a good solution, but it would be nice for the memory manager
> to be local to CCUtil, so all its memory can be freed on destruction of the
> API object. That would be much harder to do than just protecting it with a
> mutex however
> If you want to have a go at making the changes, please do, but do it to
> 3.00, so there is more chance of merging the changes with the mainline code.
> :)
> Thanks,
> Ray.
>
>
>
> On Wed, Aug 19, 2009 at 9:10 AM, Remi Thomas <[email protected]> wrote:
>
> > Wrong thread + .NET question
> > Do you expect an answer?
>
> > On Aug 19, 2:06 pm, Mariusz Matula <[email protected]> wrote:
> > > found bug in DLL ?
> > > who can say me what is wrong here:
> > > with sleep works without sleep DOES NOT WORK
> > > for (int i = 0; i < sectionPoints.Count;i=i+2)
> > > {
> > > subImage = new Bitmap("subImage{"+i+"}.jpg");
> > > subImage.SetResolution(96, 96);
> > > progressBar1.Value = 0;
>
> > > tessnet2.Tesseract ocr = new tessnet2.Tesseract();
> > > if (sectionPoints[i].isDigit)
> > ocr.SetVariable("tessedit_char_whitelist",
> > > "0123456789"); // if digits only
> > > ocr.Init(dictionaryPath, countryType, false);
> > > ocr.ProgressEvent += new
> > > tessnet2.Tesseract.ProgressHandler(ocr_ProgressEvent);
> > > ocr.OcrDone = new tessnet2.Tesseract.OcrDoneHandler(Done);
> > > ocr.DoOCR(subImage, Rectangle.Empty);
> > > this.panel1.Refresh();
> > > Thread.Sleep(1000); //
> > > -------------------------------------------------------
> > > }
> > > ???????????????????????????
>
> > > 2009/8/19 Ab <[email protected]>
>
> > > > Hi Remi,
>
> > > > Thanks for your reply. Is it relatively not that complicated if I
> > > > wanted to make the required changes to make the code support multiple
> > > > threads - handle the globals and static variables appropriately maybe?
>
> > > > Abhijit
>
> > > > On Aug 19, 1:50 pm, Remi Thomas <[email protected]> wrote:
> > > > > Hi,
>
> > > > > No, because of global variables in OCR process.
>
> > > > > Remi
>
> > > > > On Aug 19, 10:35 am, Ab <[email protected]> wrote:
>
> > > > > > Just FYI: I am using v 2.03
>
> > > > > > On Aug 19, 12:03 pm, Ab <[email protected]> wrote:
>
> > > > > > > Hi,
>
> > > > > > > I am using Tesseract in a multi threaded mode (in C++, Windows)
> > i.e.
> > > > > > > multiple threads will be doing OCR of different images
> > concurrently.
> > > > > > > I've based my code off the tesseract.exe project.
>
> > > > > > > Does Tesseract support multi threads?
>
> > > > > > > Thanks,
> > > > > > > Ab- Hide quoted text -
>
> - Show quoted text -
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