[jawsscripts] Re: Screen Capture OCR Script
- From: "Rui Fontes" <rui.fontes@xxxxxxxxxxxxxxx>
- To: <jawsscripts@xxxxxxxxxxxxx>
- Date: Mon, 14 Dec 2009 11:59:30 -0000
It seemed to me, in a quick search, that Tesseract can be a good solution...
Rui
----- Original Message -----
From: "Donald Marang" <donald.marang@xxxxxxxxx>
To: <jawsscripts@xxxxxxxxxxxxx>
Sent: Monday, December 14, 2009 1:17 AM
Subject: [jawsscripts] Screen Capture OCR Script
>I am fairly close to creating a working JAWS Script that will take a screen
>snapshot of the active window, save it to a TIFF file, perform an OCR on
>the file, and display the text! Currently I am making it part of the
>VMware Player 3.0 Scripts, but I will probably make it available as a
>default level script so that it would be always available. It seems fast
>and very useful!
> I save the screen capture with a small free utility, nircmd.exe, that
> directly saves it to a text file. This utility does not need to be
> installed. I just drop it in the JAWS scripts directory. It is only 38
> KB and runs silently. It is available free from
> http://nircmd.nirsoft.net. It also has volume control capabilities for
> individual components and sound cards in Vista and Windows 7 that I have
> not found elsewhere! I have been looking for this for other scripts. It
> has many other interesting commands for power options (even remote), like
> restart and shutdown, and the capability to turn your monitor on and off.
>
> I perform the OCR silently in the background and write the text back to
> the TIFF file using the Microsoft Office 2007 Document Imaging Tool from
> the command line as well. I then display the TIFF file in the same Tool
> and attempt to open another window with Control + T to open the text in
> Word as an html document. This Office tool works, but does not have many
> command line options, which makes it awkward. It also requires that the
> user have Microsoft Office. I am assuming that other versions of Office
> have the same tool. Does anyone know of a free command line OCR tool that
> might also handle this? A quick Google at 3:00 AM last night indicated
> that there might be a few promising prospects. I am looking for a OCR
> command line utility that can just return the text in a simple block.
> Perhaps it could return the results to the virtual buffer like ResearchIt.
> Extreme accuracy is probably not necessary. This tool is meant more to
> provide more insight into what might be h
> appening in difficult situations.
>
> Does anyone have any recommendations about what the hotkey should be to
> activate this handy feature? I first attempted to make it Control + Shift
> + PrintScreen . JAWS did not want to assign this keystroke. This is
> still my first choice, and I hope it is still possible. Do any of you
> scripters know why JAWS did not want to assign this hotkey combination
> within the New Script dialog? Is it possible to force JAWS to allow this
> combination? Currently, it is simply assigned to Control + Shift + C.
>
> Don Marang
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