FS-UAE

fade_out_duration

The option documentation is properly formatted yet

Default: 125 Example: 0 Since: 2.1.24

Override the fade out duration when FS-UAE shuts down. Specified in miliseconds. Fade out is only used when FS-UAE is fullscreen.

Source: https://github.com/FrodeSolheim/fs-uae/blob/master/docs/options/fade_out_duration