violetmage

TL;DR change the issue title to "add a/v sync setting to easyeffects"

Pipewire reports a non-zero latency value for any devices whose driver reports a latency, estimated or calculated. I'm not sure if pipewire distinguishes between devices that don't report latency and...

> The amount of time delay would be something like number of samples translated / sampling_rate. Large delays would require a large array to save the data that was moved...

Can you confirm that this happens to most all applications? Also, try doing the same thing using pavucontrol, to see if the problem is specific to easyeffects

Are you using the proprietary nvidia drivers? It looks like from your screenshot that the sound is going out to your speaker via HDMI. Does the flickering still happen if...

I think part of the problem is that nobody here knows exactly _how_ libadwaita/gtk decides the dimensions of the popup, so we're not sure where to even start looking. Edit:...

This is not enough information. In the future, you should follow the issue template (when one is provided) for a project. Please provide the needed information: Does the same behaviour...

I think this is an nvidia proprietary driver thing, since OP mentioned nvidia+X11. The VM would of course be using a software virtual GPU, so it makes sense the issue...

Can you share a debug log of the crash? Instructions here: [easyeffects wiki - reporting bugs](https://github.com/wwmm/easyeffects/wiki/Reporting-bugs#basic-logs)

Does the crash happen if you run easyeffects from the command line, like this `flatpak run com.github.wwmm.easyeffects`? (remember to quit easyeffects first) If you see any interesting output, please paste...