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Beginners' Questions How do I get rid of the checkerboard on a png export?
  1. #1
    ToddAndMargo2 ToddAndMargo2 @ToddAndMargo2

    Hi All,

    Fedora 34
    inkscape-1.1-4.fc34.x86_64

    How do I get rid of the checkerboard on a png export?

    The attachment is the exported png view with eog (eye of gnome)

    Many thanks,
    -T

    Screenshot 2021 07 20 15 13 12
  2. #2
    Polygon Polygon @Polygon🌶

    That´s strange. Never came across this issue and never ever happened to me. Can you please upload an example file that produces this kind of PNG for further investigation?

     Have you checked menu->Object->Objects… if there´s anything in the background?

  3. #3
    ToddAndMargo2 ToddAndMargo2 @ToddAndMargo2

    If I remove the private information, it does not act up.    I will go through the blocks that I altered and see who is causing it

  4. #4
    ToddAndMargo2 ToddAndMargo2 @ToddAndMargo2

    I take that back, I got my temp names mixed up.   Here is an example:

     

     

    Inkscape.Checkerboard
    Inkscape.Checkerboard
  5. #5
    ToddAndMargo2 ToddAndMargo2 @ToddAndMargo2

    I wrote the webmaster a message asking for his real eMail address.  I wrote up all the machinations I have to go through to attach a file, but webmater bounced.  Has lots of picture in it showing the progress.

     

    <webmaster@lists.inkscape.org>: host lists.inkscape.org[5.102.145.35] said: 550
        5.1.1 <webmaster@lists.inkscape.org>: Recipient address rejected: User
        unknown in local recipient table (in reply to RCPT TO command)
    
  6. #6
    ToddAndMargo2 ToddAndMargo2 @ToddAndMargo2

    Here is a screen shot of what it looks like in eog and restritto

    Screenshot 2021 07 22 15 31 22
  7. #7
    ToddAndMargo2 ToddAndMargo2 @ToddAndMargo2

    Here is a really simple drawing

     

     

  8. #8
    ToddAndMargo2 ToddAndMargo2 @ToddAndMargo2

    Sortry no attachment.  The paperclip is a nightmare to use with Fedora

  9. #9
    Polygon Polygon @Polygon🌶

    Dragging from desktop into this editor browser window didn´t work either?

  10. #10
    ToddAndMargo2 ToddAndMargo2 @ToddAndMargo2

    Poop,  If I press return in the paperclip dialog, it thinks I am done and posts!

     

    This is the simple example and a screen shot of eog.  The third is what it looks like in GIMP

    Screenshot 2021 07 22 15 43 03
    Screenshot 2021 07 22 15 37 09
    Inkscape.Rectangle
  11. #11
    Polygon Polygon @Polygon🌶

    I still doubt the checkerboard is part of Inkscape´s PNG export but more so a feature of your image viewer. Do you have the checkerboard enabled in the Document Properties? Not that it will have any influence on the PNG though.

  12. #12
    ToddAndMargo2 ToddAndMargo2 @ToddAndMargo2

    > Dragging from desktop into this editor browser window didn´t work either?

    Sorry, I can not find the "reply" function.   I dragged from both krusader and Thunar.  Dragging from Thunar is the same as dragging from the desktop in Xfce 4.14.  Both do place the file name in the address line.  I did document all this, but I have no one to send it to.

  13. #13
    Polygon Polygon @Polygon🌶

    Linux is not my cup of beer. Please read my former reply.

  14. #14
    ToddAndMargo2 ToddAndMargo2 @ToddAndMargo2

    > checkerboard enabled in the Document Properties

    What do you mean?

  15. #15
    Polygon Polygon @Polygon🌶

  16. #16
    ToddAndMargo2 ToddAndMargo2 @ToddAndMargo2

    > Linux is not my cup of beer. Please read my former reply.

    Well I also document the workaround to the issue.  I am waiting from the comment to the webmaster to get back so I can send it to him.  

    > feature of your image viewer

    All of my viewers?   It renders pretty in Firefox and Brave, but all the native viewers give me a checkerboard.  LibreOffice Writer shows it pretty too.

     

    I do think you are on to something.  "Transparent" areas are set to checkerboard in oeg.  Attached is with eog transparent set to a custom color.

    So I do believe what I need to find out is how to set "Transparent Areas" to a custom color in Inkscape, less my customers render with a checkerboard on his viewer.

     

    Screenshot 2021 07 22 15 54 23
  17. #17
    Polygon Polygon @Polygon🌶
    *

    Here´my PNG export from your file. There´s no checkerboard in the output - this means your image viewer put in checkerboard where transparency is:

    End of story.

    To contact webmaster refer to the bottom of this browser window.

  18. #18
    ToddAndMargo2 ToddAndMargo2 @ToddAndMargo2

    Actually, not he end of the story.  I have NO CONTROL over my customer's viewer preferences.  I need to know how to set "Transparent Areas" to a custom color in Inkscape.  Otherwise they will think I am an idiot.

    > To contact webmaster refer to the bottom of this browser window.

    That is what I did.

    Thank you for all the help so far.

  19. #19
    Polygon Polygon @Polygon🌶
    *

    Draw a rectangle as large as your page - give it a color of your choice - to make sure it´s under all content; go Object->Object´s... and drag it to the end of the list. Now export a PNG again.

     

  20. #20
    ToddAndMargo2 ToddAndMargo2 @ToddAndMargo2

    That did the trick.  And eog displayed it perfectly with transparent set back to checkerboard.   Thank you !!!

  21. #21
    Polygon Polygon @Polygon🌶

    😀

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