location: Diff for "scan"

Institute of Mathematics - PublicMathWiki:

Differences between revisions 5 and 13 (spanning 8 versions)
Revision 5 as of 2013-02-21 17:11:38
Size: 616
Editor: crose
Comment:
Revision 13 as of 2025-08-12 12:26:50
Size: 729
Editor: crose
Comment:
Deletions are marked like this. Additions are marked like this.
Line 3: Line 3:
 * H52: Scanner at the Windows computer.
 * Copy machines on Floor 'J' and 'K' (you need a copy machine code).
 * H52: [[scanner_h52|Scanner]] at the Windows computer.
 * Copy machines on Floor 'J' and 'K' (you need a copy machine code - not for students).
Line 6: Line 6:
= Scan Tailor: Adjust quality and shape of scanned books, papers, etc. =
 * Use 'scan tailor' - installed on Sun Ray and Thinlinc.
  * Nice article: http://www.heise.de/open/artikel/Toolbox-Scan-Tailor-bringt-gescannte-Dokumente-in-Form-1787142.html (in german)
 * Scan Tailor needs 'TIFF' files, not 'PDF'. You can convert PDF to and from TIFF files by using Image Magicks 'convert': {{{
= Remove background =

To remove the background color 'white' (or similar to white): In Thinlinc, please save the image, open the file manager, and choose 'Remove background'.

{{attachment:removebackground.png}}

This is especially useful for scanned signatures to paste to a document.

= PDF / TIFF =

 {{{
Line 15: Line 22:
}}} }}}

== Android: Create PDF from picture ==

 * App: Google Drive
 * https://support.google.com/a/users/answer/9308884?hl=de&co=GENIE.Platform%3DAndroid

Scan

  • H52: Scanner at the Windows computer.

  • Copy machines on Floor 'J' and 'K' (you need a copy machine code - not for students).

Remove background

To remove the background color 'white' (or similar to white): In Thinlinc, please save the image, open the file manager, and choose 'Remove background'.

removebackground.png

This is especially useful for scanned signatures to paste to a document.

PDF / TIFF

  • # PDF > TIFF
    convert source.pdf new.tiff
    
    # TIFF > PDF
    convert source.tiff new.pdf

Android: Create PDF from picture

PublicMathWiki: scan (last edited 2025-08-12 12:26:50 by crose)