private void MediaCapture_ExclusiveControlStatusChanged(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
switch (args.Status)
{
case MediaCaptureDeviceExclusiveControlStatus.ExclusiveControlAvailable:
InitializeMediaCaptureWithExclusiveControl();
break;
case MediaCaptureDeviceExclusiveControlStatus.SharedReadOnlyAvailable:
ShowMessageToUser("The app can use the camera, but can't currently update the camera settings.");
break;
}
}
private async void _mediaCapture_CaptureDeviceExclusiveControlStatusChanged(MediaCapture sender,
MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
switch (args.Status)
{
case MediaCaptureDeviceExclusiveControlStatus.SharedReadOnlyAvailable:
ShowMessageToUser("The camera preview can't be displayed because another app has exclusive access");
break;
case MediaCaptureDeviceExclusiveControlStatus.ExclusiveControlAvailable when !isPreviewing:
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal,
async() => { await StartPreviewAsync(); });
break;
}
}
async void _mediaCapture_CaptureDeviceExclusiveControlStatusChanged(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
if (args.Status == MediaCaptureDeviceExclusiveControlStatus.SharedReadOnlyAvailable)
{
}
else if (args.Status == MediaCaptureDeviceExclusiveControlStatus.ExclusiveControlAvailable && !isPreviewing)
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, async() =>
{
await StartPreviewAsync();
});
}
}
private async void _mediaCapture_CaptureDeviceExclusiveControlStatusChanged(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
if (args.Status == MediaCaptureDeviceExclusiveControlStatus.SharedReadOnlyAvailable)
{
var messageDialog = ShowMessageToUser("The camera preview can't be displayed because another app has exclusive access");
// Add commands and set their callbacks; both buttons use the same callback function instead of inline event handlers
messageDialog.Commands.Add(new UICommand("Close", new UICommandInvokedHandler(this.CommandInvokedHandler)));
// Set the command to be invoked when escape is pressed
messageDialog.CancelCommandIndex = 0;
// Show the message dialog
await messageDialog.ShowAsync();
}
else if (args.Status == MediaCaptureDeviceExclusiveControlStatus.ExclusiveControlAvailable && !isPreviewing)
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, async() =>
{
await StartPreviewAsync();
});
}
}
private async void _mediaCapture_CaptureDeviceExclusiveControlStatusChanged(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
if (args.Status == MediaCaptureDeviceExclusiveControlStatus.SharedReadOnlyAvailable)
{
MsgBox("Access denined", "Check Second Catch", "OK");
//ShowMessageToUser("The camera preview can't be displayed because another app has exclusive access");
}
else if (args.Status == MediaCaptureDeviceExclusiveControlStatus.ExclusiveControlAvailable && !isPreviewing)
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, async() =>
{
await StartPreviewAsync().ConfigureAwait(true);
});
}
}
private async void MediaCaptureOnCaptureDeviceExclusiveControlStatusChanged(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
if (args.Status == MediaCaptureDeviceExclusiveControlStatus.SharedReadOnlyAvailable)
{
await new MessageDialog("The camera preview can't be displayed because another app has exclusive access").ShowAsync();
}
else if (args.Status == MediaCaptureDeviceExclusiveControlStatus.ExclusiveControlAvailable && !isPreviewing)
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, async() =>
{
await StartPreviewAsync();
});
}
}
private void _mediaCapture_CaptureDeviceExclusiveControlStatusChanged(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
}
private void _mediaCapture_CaptureDeviceExclusiveControlStatusChanged(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
if (args.Status == MediaCaptureDeviceExclusiveControlStatus.SharedReadOnlyAvailable)
{
Debug.WriteLine("The camera preview can't be displayed because another app has exclusive access");
}
else if (args.Status == MediaCaptureDeviceExclusiveControlStatus.ExclusiveControlAvailable && !isPreviewing)
{
RunOnMainThread(() =>
{
StartPreviewAsync();
});
}
}
private void MediaCapture_CaptureDeviceExclusiveControlStatusChanged(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
switch (args.Status)
{
case MediaCaptureDeviceExclusiveControlStatus.ExclusiveControlAvailable:
break;
case MediaCaptureDeviceExclusiveControlStatus.SharedReadOnlyAvailable:
break;
default:
break;
}
}
private async void _mediaCapture_CaptureDeviceExclusiveControlStatusChanged(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
if (args.Status == MediaCaptureDeviceExclusiveControlStatus.SharedReadOnlyAvailable)
{
new MessageDialog("The app was denied access to the camera");
}
else if (args.Status == MediaCaptureDeviceExclusiveControlStatus.ExclusiveControlAvailable && !isPreviewing)
{
await Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, async() =>
{
await StartPreviewAsync();
});
}
}
private void MediaCapture_CaptureDeviceExclusiveControlStatusChanged(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
CaptureDeviceExclusiveControlStatusChanged?.Invoke(sender, args);
}
private void CameraMediaCapture_CaptureDeviceExclusiveControlStatusChanged(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
this.Log.Debug(() => $"CameraMediaCapture exclusive controle state changed to {args.Status}");
}
private async void _mediaCapture_CaptureDeviceExclusiveControlStatusChanged(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
if (args.Status == MediaCaptureDeviceExclusiveControlStatus.SharedReadOnlyAvailable)
{
MyMessageDialogHelper.ShowWebcamErrorMessageAsync("摄像头初始化失败，摄像头正在被其他应用使用");
}
else if (args.Status == MediaCaptureDeviceExclusiveControlStatus.ExclusiveControlAvailable && !_isPreviewing)
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, async() =>
{
await StartPreViewAsync();
});
}
}
private async void MediaCapture_CaptureDeviceExclusiveControlStatusChanged(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
if (args.Status == MediaCaptureDeviceExclusiveControlStatus.SharedReadOnlyAvailable)
{
MainPage.ShowMessage("The camera preview can't be displayed because another app has exclusive access");
}
else if (args.Status == MediaCaptureDeviceExclusiveControlStatus.ExclusiveControlAvailable && !isPreviewing)
{
await MainPage.runOnUIThread(async() => { await startPreviewAsync(); });
}
}
private async void _mediaCapture_CaptureDeviceExclusiveControlStatusChanged(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
if (args.Status == MediaCaptureDeviceExclusiveControlStatus.SharedReadOnlyAvailable)
{
feedback.Text = "Caméra déjà en utilisation";
}
else if (args.Status == MediaCaptureDeviceExclusiveControlStatus.ExclusiveControlAvailable && !isPreviewing)
{
await(Dispatcher.RunAsync(CoreDispatcherPriority.Normal, async() =>
{
await StartPreviewAsync();
}));
}
}
private async void MediaCapture_CaptureDeviceExclusiveControlStatusChanged(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
if (args.Status == MediaCaptureDeviceExclusiveControlStatus.SharedReadOnlyAvailable)
{
await ShowMessageToUser("CaptureDeviceExclusiveControlStatusChanged", "SharedReadOnlyAvailable");
}
else if (args.Status == MediaCaptureDeviceExclusiveControlStatus.ExclusiveControlAvailable && !IsMediaCapturePreviewing)
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, async() =>
{
await StartPreviewAsync();
});
}
}
private async void MediaCapture_CaptureDeviceExclusiveControlStatusChangedAsync(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
if (args.Status == MediaCaptureDeviceExclusiveControlStatus.SharedReadOnlyAvailable)
{
_vm.Output = "The camera preview can't be displayed because another app has exclusive access.";
}
else if (args.Status == MediaCaptureDeviceExclusiveControlStatus.ExclusiveControlAvailable && !_isPreviewing)
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, async() =>
{
await InitializePreviewAsync();
});
}
}
private async void _mediaCapture_CaptureDeviceExclusiveControlStatusChanged(MediaCapture sender, MediaCaptureDeviceExclusiveControlStatusChangedEventArgs args)
{
if (args.Status == MediaCaptureDeviceExclusiveControlStatus.SharedReadOnlyAvailable)
{
System.Diagnostics.Debug.WriteLine("The camera preview can't be displayed because another app has exclusive access");
}
else if (args.Status == MediaCaptureDeviceExclusiveControlStatus.ExclusiveControlAvailable && !_isPreviewing)
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, async() =>
{
await StartPreviewAsync();
});
}
}
