[Solved] Upside-down Background Image

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undiscovered country
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[Solved] Upside-down Background Image

Post by undiscovered country »

HI Everybody,

I uploaded a background image onto one of my Libre Office Impress slides, from my pictures folder on windows 11 on my laptop, but it is upside down. I cannot see a way to rotate background images. If anybody can help with this, I would be very grateful. Please note, it is a background image and thus covers the whole slide.

Thanks.
Last edited by robleyd on Tue Jun 10, 2025 1:06 pm, edited 3 times in total.
Reason: Tag [Solved]
Libre Office 25.2.1.2 on Windows 11
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Hagar Delest
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Re: Upside-down Background Image

Post by Hagar Delest »

In such case, it may be the pic that was taken with a camera upside down. But the viewer uses the orientation information from the metadata and rotates the pic without you knowing it.
Not sure you can rotate the pic in Impress once it's in the background.
You can load the pic in a picture manager (viewer or editor like The Gimp) and then save as a copy. It should discard the metadata orientation. Then try again to insert it as a background.
When I face that, I use XnViewMP and manually change the orientation to force the application to give the pic a "new" orientation (in this case rotating once in one direction and once in the opposite direction to retrieve the good orientation).

Please add [Solved] at the beginning of the title in your first post (top of the topic) with the button if your issue has been fixed.
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MrProgrammer
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Re: Upside-down Background Image

Post by MrProgrammer »

undiscovered country wrote: Mon Jun 09, 2025 12:10 pm I cannot see a way to rotate background images.
You should be using a Raster graphics editor for that task. Surely Windows provides tools to rotate images. Be sure to make a copy of the image before rotating it, in case the result is not acceptable at first. Then you can replace the background image with the corrected one. Be sure to make a copy of the Impress document before replacing the image, in case the result is not acceptable at first. Draw and Impress are a Vector graphics editors and not appropriate tools for rotating images, even though you might be able to force them to do it.
Comparison of raster graphics editors

undiscovered country wrote: Mon Jun 09, 2025 12:10 pm … from my pictures folder on windows 11 on my laptop …
I presume you still have the image in that folder, but if not, here is a topic for Writer which might also apply to Impress.
[Solved] Save current background image to PC
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undiscovered country
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Re: Upside-down Background Image

Post by undiscovered country »

Thanks both of you for your patient replies. Sorry I'm late answering, but have got bogged down with other things.

Hagar Delest,

I'm about to try what you suggested Hagar, thanks.

MrProgrammer,

My picture is the correct way up in my pictures folder, it was only when I uploaded it onto my Impress slide that it decided to invert itself. That's great advice about making copies first, which I intend to do.

To both of you (and anybody else interested in this gripping saga, titled 'The Upside-down world of Undiscovered Country'),

The picture is a photo of myself taken with my iphone laid on its side on a delayed countdown. It came out the correct way up in my iphone's photo library and in my pictures folder (as mentioned earlier), but when I uploaded it to my impress slide as a background image it decided to invert itself. I have since had a go at taking other photos the same way as I took the first, this time, inverting them myself, on my phone before sending them through an email, but end up with the same result. I, also did exactly the same thing as before without any change, thinking it might have been a one off, but it still insists on inverting itself.

One way or another, assisted by the technical advice of both of you, I will figure it out.

I'm very grateful to you, gents!

Update!

Hagar,

your idea of inverting it, and then inverting it back again, in a picture editor, worked! It's now the correct way up. Thanks! Simple when you know how!

Thanks again and much appreciation to both of you, who I each, learned something from. I declare this puzzle as solved.
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Hagar Delest
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Re: Upside-down Background Image

Post by Hagar Delest »

undiscovered country wrote: Tue Jun 10, 2025 12:27 pm Simple when you know how!
That's the problem with advanced technology (including AI). When you don't know how it works, then you're at a loss to troubleshoot (or with AI to notice that the results may be biased or even completely wrong).
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RoryOF
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Re: [Solved] Upside-down Background Image

Post by RoryOF »

it may be that if you select the upside down picture in Impress (make green handles show), you can pull the central top handle over and below the central bottom handle, and turn the picture the correct way up.

I haven't tried this.
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Re: [Solved] Upside-down Background Image

Post by undiscovered country »

You're right, Hagar. Thanks, again.

RoryOF, I will try that (it is always handy to have another string added to your bow), though my guess it would only work with an image pasted onto the background and not the background itself.

Nevertheless, I'm grateful for your input. Thanks.
Libre Office 25.2.1.2 on Windows 11
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