command line scanned pdf to text

Jude DaShiell jdashiel at panix.com
Wed Nov 4 11:21:48 EST 2015


Thanks, I'll search archlinux and see if that shows up. On Wed, 4 Nov 
2015, John G Heim wrote:

> Date: Wed, 4 Nov 2015 10:11:22
> From: John G Heim <jheim at math.wisc.edu>
> Reply-To: Speakup is a screen review system for Linux.
>     <speakup at linux-speakup.org>
> To: Speakup is a screen review system for Linux. <speakup at linux-speakup.org>
> Subject: Re: command line scanned pdf to text
> 
> On ubuntu it's tesseract-ocr-en.
>
>
>
> On 11/04/2015 09:01 AM, Jude DaShiell wrote:
>> What data pack for tesseract has the english language in it?  I'm being
>> prompted to download a data pack and I figure best get what language I
>> understand rather than the whole data set since both memory and disk
>> space over here are not unlimited.
>>
>> On Mon, 2 Nov 2015, Cheryl Homiak wrote:
>>
>>> Date: Mon, 2 Nov 2015 17:39:38
>>> From: Cheryl Homiak <cah4110 at icloud.com>
>>> Reply-To: Speakup is a screen review system for Linux.
>>>     <speakup at linux-speakup.org>
>>> To: Speakup is a screen review system for Linux.
>>> <speakup at linux-speakup.org>
>>> Subject: Re: command line scanned pdf to text
>>>
>>> Thanks much. No, the way to get into a turned-off computer far away
>>> hasn't been invented yet, unless you can turn it on by remote control
>>> somehow - :-)
>>> I suspect the error was mine so I won't give up on it yet.
>>>
>>> Thanks.
>>>
>>> --
>>> Cheryl
>>>
>>> May the words of my mouth
>>> and the meditation of my heart
>>> be acceptable to You, Lord,
>>> my rock and my Redeemer.
>>> (Psalm 19:14 HCSB)
>>>
>>>
>>>
>>>
>>>
>>>> On Nov 2, 2015, at 4:06 PM, John G Heim <jheim at math.wisc.edu> wrote:
>>>>
>>>> Huh, it strikes me as strange that tesseract didn't work for you. I
>>>> used tesseract last week to read a page in a pdf document that was
>>>> stored as an image. I used pdftohtml to extract the image and then
>>>> tesseract to convert it to text. I also pretty routinely use
>>>> tesseract to read screen capture images. It's not very accurate there
>>>> but it's usually good enough to make sense of.
>>>>
>>>> Just "tesseract <infile> <outfile>" should work. The infile can be
>>>> the string "stdin" in which case it read from standard input. The
>>>> outfile can be "stdout" in which case it writes the text to stdout.
>>>> Right off hand, I do not have the command line I use to scan the D&D
>>>> book. It's on a computer at home that is turned off at the moment.
>>>> But I can post the whole thing tonight. Here are some lines from a
>>>> backup version of the script:
>>>>
>>>> scanimage --format=tiff --mode Lineart --resolution 600 > /tmp/page.tiff
>>>> tesseract /tmp/page.tiff stdout
>>>>
>>>>
>>>> On 11/02/2015 02:53 PM, Cheryl Homiak wrote:
>>>>> Would you mind enlarging on this if you can and have time? What kind
>>>>> of file did you use and what did you put in your command-line? I am
>>>>> asking this because I have tried to use tesseract a couple of times
>>>>> with tiff files and have gotten mostly gibberish so obviously I am
>>>>> doing something wrong. I am running debian testing if that makes a
>>>>> difference.
>>>>>
>>>>> Thanks.
>>>>>
>>>>
>>>> --
>>>> John Heim, jheim at math.wisc.edu, 608-263-4189, skype:john.g.heim,
>>>> sip:jheim at sip.linphone.org
>>>> _______________________________________________
>>>> Speakup mailing list
>>>> Speakup at linux-speakup.org
>>>> http://linux-speakup.org/cgi-bin/mailman/listinfo/speakup
>>>
>>> _______________________________________________
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>>
>
>

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