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May 27 2026 APP 2.0.0-beta45 has been released !

Fully Multi-Threaded LNC, many improvements for the registration engine, platform upgrade, and further tuning of internal memory consumption and memory release back to OS.

Apr 14 2026: Google Pay, Apple Pay & WeChat Pay added as payment options

Update on the 2.0.0 release & the full manual

We are getting close to the 2.0.0 stable release and the full manual. The manual will soon become available on the website and also in PDF format. Both versions will be identical and once released, will start to follow the APP release cycle and thus will stay up-to-date to the latest APP version.

Once 2.0.0 is released, the price for APP will increase. Owner's license holders will not need to pay an upgrade fee to use 2.0.0, neither do Renter's license holders.

 

Large mosaics

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(@sprinklestudios)
Molecular Cloud
Joined: 9 years ago
Posts: 3
Topic starter  

I ran across this message while trying to process a large mosaic and was wondering if there was a way around this. This is working from images with drizzle data from other software (only because I am familiar with it and still learning APP). But Figure I will run into this on APP as well. Right now I am at 10 panels and plan to work up to 32 panels and possibly more.

I am processing this on a 6-core i7 machine with 64GB of RAM. I have my settings all the way up to use 63GB of the ram. Last night even after APP tried to scale it down the 0.92417 it would still fail. Though I would much prefer it not to attempt to scale down since I plan to add a lot more panels to this and want to keep it at full size.

Thanks!

Screenshot 2019 01 29 20.27.59

This topic was modified 7 years ago by Mabula-Admin

   
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(@mabula-admin)
Universe Admin
Joined: 9 years ago
Posts: 5318
 

Hi Dennis @sprinklestudios,

As the message shows, you are running into a technical limit here...

At the moment, APP can't handle images larger than 2gigapixel in monochrome, which is about 700 megapixel in RGB.

To still create the mosaic in APP, the only option is to run it downscaled at the moment.

You can at least try to run it with a scale of 0,25x just to check if it turns out right, before using 0,5x for instance.

The amount of memory that you have, 64GB, should not be the problem here.

Kind regards,

Mabula


This post was modified 7 years ago by Mabula-Admin

   
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(@sprinklestudios)
Molecular Cloud
Joined: 9 years ago
Posts: 3
Topic starter  

Thank you very much Mabula for the reply! Do you have any plans to increase this limit in the future? I love using APP for mosaics but I really like shooting large mosaics. I am also trying to convince a friend into switching to APP and he shoots larger mosaics than I do.

Thank you!



   
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(@mabula-admin)
Universe Admin
Joined: 9 years ago
Posts: 5318
 

Hi Dennis @sprinklestudios,

Yes, I do plan to make larger mosaics possible. But It needs quite some adjustments in APP at the moment. The internal image structure needs to be altered to make this possible. It's definitely on my worklist though 😉

Mabula



   
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(@jamesmrobins)
White Dwarf
Joined: 8 years ago
Posts: 10
 

Any update on this one - I am getting a message that the image will be downscaled to a factor of "0.00000"... doesn't seem right!



   
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(@Anonymous 174)
Joined: 9 years ago
Posts: 5702
 

I have seen that before yes, did still make the mosaic look fine so it might be some very small reduction which is outside of the number displayed.



   
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