MAlba124

This limits the usage of `Capturer` quite a lot, and I don't see a reason for it being `!Send` as a raw handle for the current target can be acquired...

Consider swapping the majority of scap with native gstreamer plugins

1

`ximagesrc` on X11, `pipewiresrc` on wayland, `d3d11screencapturesrc` on Windows, and `avfvideosrc` on MacOS (when we support it).

To help reduce latency for situations that might not need the full capture resolution.

fix(linux): don't parse attribute that doesn't contain '='

1

If a txt record contains no '=' then the substring extraction fails with the error `RangeError (end): Invalid value: Not in inclusive range 0..1: -1`.

### Bug Description When clicking either the `LineEdit` or `Slider` after clicking on the button to change state in the code below, the program crashes with this panic: ```console thread...