Are you sure you set variable correctly? Can you post your test case?

If you use C++ - have a look at GetThresholdedImage[1]
[1]
https://github.com/tesseract-ocr/tesseract/blob/master/api/baseapi.h#L385

Zdenko

On Wed, Aug 17, 2016 at 2:01 AM, Dimitry Kovalev <[email protected]>
wrote:

> Hello,
>
> No tessinput.tif appears when I set "tessedit_write_images" to "true" in
> my C++ code and  perform the recognition.
> Other variables are OK, I have some text on output, but not 100% accurate,
> so I would like to look at threshold-ed image
>
> Is there any chance to get it somehow?
>
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