topic Re: show Tesseract OCR output pdf file as original tiff?? in Alfresco Archive

show Tesseract OCR output pdf file as original tiff??

cperez — Mon, 14 Apr 2014 14:49:23 GMT

Hi all!!I install tesseract on my server to convert a tif file into pdf file.I use the next code within ubuntu terminal:find . -maxdepth 1 -name "*.tif" -print0 | while IFS= read -r -d '' n; dotesseract "$n" "$n" -l eng hocr;hocr2pdf -i "$n" -n -o "$n.pdf" < "$n.html";done‍‍‍‍‍‍This code only sho

Re: show Tesseract OCR output pdf file as original tiff??

romschn — Thu, 17 Apr 2014 17:58:16 GMT

There is an open source project available freely for performing manipulation on PDF files. Here is the link to it - http://addons.alfresco.com/addons/alfresco-pdf-toolkit. I have not explored it i just read about it from other forum post, but looking at the functionality list of this toolkit it has mention of - "TIFF to PDF transformation". So seems like it may be of interest to you. Take a look at it if you can use it for your requirement or not. Hope this helps.

Re: show Tesseract OCR output pdf file as original tiff??

cperez — Mon, 21 Apr 2014 07:36:43 GMT

Hi romschn. Thanks for your reply but I'm using alfresco 3.0 and this addon is only for version 3.2 or newer.

Re: show Tesseract OCR output pdf file as original tiff??

romschn — Mon, 21 Apr 2014 10:12:21 GMT

You may want to use iText API to convert tiff to PDF as i think the earlier add-on i mentioned seems to be using the same API for converting tiff to PDF.

Re: show Tesseract OCR output pdf file as original tiff??

krutik_jayswal — Sun, 31 Jul 2016 18:10:19 GMT

Adding more information on OCR in alfresco.

http://www.krutikjayswal.com/2016/07/ocr-on-pdf-file-in-alfresco.html