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virtual display: win10 auto install and uninstall virtual display

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Signed-off-by: fufesou <shuanglongchen@yeah.net>
This commit is contained in:
fufesou
2022-03-17 20:35:39 +08:00
parent 117bbb3409
commit 561a0d20ed
2 changed files with 24 additions and 11 deletions
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23
src/server/video_service.rs
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@@ -159,6 +159,18 @@ fn check_display_changed(
}
fn run(sp: GenericService) -> ResultType<()> {
let num_displays = Display::all()?.len();
if num_displays == 0 {
// Device may sometimes be uninstalled by user in "Device Manager" Window.
// Closing device will clear the instance data.
virtual_display::close_device();
} else if num_displays > 1 {
// Try close device, if display device changed.
if virtual_display::is_device_created() {
virtual_display::close_device();
}
}
let fps = 30;
let spf = time::Duration::from_secs_f32(1. / (fps as f32));
let (ndisplay, current, display) = get_current_display()?;
@@ -300,10 +312,6 @@ fn run(sp: GenericService) -> ResultType<()> {
}
}
// Close device, if there are no connections
if virtual_display::is_device_created() {
virtual_display::close_device()
}
Ok(())
}
@@ -451,18 +459,19 @@ pub fn switch_to_primary() {
fn try_get_displays() -> ResultType<Vec<Display>> {
let mut displays = Display::all()?;
if displays.len() == 0 {
log::debug!("no displays, create virtual display");
// Try plugin monitor
if !virtual_display::is_device_created() {
if let Err(e) = virtual_display::create_device() {
log::error!("Create device failed {}", e);
log::debug!("Create device failed {}", e);
}
}
if virtual_display::is_device_created() {
if let Err(e) = virtual_display::plug_in_monitor() {
log::error!("Plug in monitor failed {}", e);
log::debug!("Plug in monitor failed {}", e);
} else {
if let Err(e) = virtual_display::update_monitor_modes() {
log::error!("Update monitor modes failed {}", e);
log::debug!("Update monitor modes failed {}", e);
}
}
}