src/gui/platform/desktop/mod.rs

@@ -226,8 +226,7 @@ impl Desktop {
 
         let ctx = PlatformContext::default();
         let devices = ctx.devices().unwrap();
-        let dev = ctx.open_device(&devices[0].uri).unwrap();
-
+        if let Ok(dev) = ctx.open_device(&devices[0].uri) {
             let streams = dev.streams().unwrap();
             let stream_desc = streams[0].clone();
             let w = stream_desc.width;
@@ -239,7 +238,6 @@ impl Desktop {
                 // Stop if camera was stopped.
                 if stop_camera.load(Ordering::Relaxed) {
                     stop_camera.store(false, Ordering::Relaxed);
-                // Clear image.
                     let mut w_image = LAST_CAMERA_IMAGE.write();
                     *w_image = None;
                     break;
@@ -259,6 +257,7 @@ impl Desktop {
             }
         }
     }
+}
 
 lazy_static! {
     /// Last captured image from started camera.