public MainPage()
{
InitializeComponent();
if (!GraphicsCaptureSession.IsSupported())
{
IsEnabled = false;
var dialog = new MessageDialog(
"Screen capture is not supported on this device for this release of Windows!",
"Screen capture unsupported");
var ignored = dialog.ShowAsync();
return;
}
// initialize screen recording
screenDevice = Direct3D11Helpers.CreateDevice();
// connect to the powerpoint app service
App.AppServiceConnected += MainPage_AppServiceConnected;
_timer.Interval = new TimeSpan(0, 0, 1);
_timer.Tick += _timer_Tick;
}
public MainPage()
{
this.InitializeComponent();
_device = Direct3D11Helpers.CreateDevice();
_semaphore = new SemaphoreSlim(0, 1);
var appView = ApplicationView.GetForCurrentView();
if (!appView.IsViewModeSupported(ApplicationViewMode.CompactOverlay))
{
OverlayButton.IsEnabled = false;
}
}
public MainPage()
{
InitializeComponent();
VM = new VideoManager();
if (!GraphicsCaptureSession.IsSupported())
{
IsEnabled = false;
var dialog = new MessageDialog(
"Sorry! Screen capture is not supported on your device.",
"Screen capture unsupported");
var ignored = dialog.ShowAsync();
return;
}
_device = Direct3D11Helpers.CreateDevice();
var settings = GetCachedSettings();
var names = new List <string>();
names.Add(nameof(VideoEncodingQuality.HD1080p));
names.Add(nameof(VideoEncodingQuality.HD720p));
names.Add(nameof(VideoEncodingQuality.Uhd2160p));
names.Add(nameof(VideoEncodingQuality.Uhd4320p));
QualityComboBox.ItemsSource = names;
QualityComboBox.SelectedIndex = names.IndexOf(settings.Quality.ToString());
var frameRates = new List <string> {
"30fps", "60fps"
};
FrameRateComboBox.ItemsSource = frameRates;
FrameRateComboBox.SelectedIndex = frameRates.IndexOf($"{settings.FrameRate}fps");
UseSourceSizeCheckBox.IsChecked = settings.UseSourceSize;
ExampleNotif.Show("Some trext", 5);
}
public MainPage()
{
InitializeComponent();
ApplicationView.GetForCurrentView().SetPreferredMinSize(
new Size(350, 200));
if (!GraphicsCaptureSession.IsSupported())
{
IsEnabled = false;
var dialog = new MessageDialog(
"Screen capture is not supported on this device for this release of Windows!",
"Screen capture unsupported");
var ignored = dialog.ShowAsync();
return;
}
_device = Direct3D11Helpers.CreateDevice();
var settings = GetCachedSettings();
var names = new List <string>();
names.Add(nameof(VideoEncodingQuality.HD1080p));
names.Add(nameof(VideoEncodingQuality.HD720p));
names.Add(nameof(VideoEncodingQuality.Uhd2160p));
names.Add(nameof(VideoEncodingQuality.Uhd4320p));
QualityComboBox.ItemsSource = names;
QualityComboBox.SelectedIndex = names.IndexOf(settings.Quality.ToString());
var frameRates = new List <string> {
"30fps", "60fps"
};
FrameRateComboBox.ItemsSource = frameRates;
FrameRateComboBox.SelectedIndex = frameRates.IndexOf($"{settings.FrameRate}fps");
UseCaptureItemSizeCheckBox.IsChecked = settings.UseSourceSize;
}
public MainPage()
{
InitializeComponent();
//Adjust minimum and default window size
ApplicationView.GetForCurrentView().SetPreferredMinSize(new Size(400, 250));
ApplicationView.PreferredLaunchViewSize = new Size(400, 250);
ApplicationView.PreferredLaunchWindowingMode = ApplicationViewWindowingMode.PreferredLaunchViewSize;
//hide titlebar
ApplicationViewTitleBar formattableTitleBar = ApplicationView.GetForCurrentView().TitleBar;
formattableTitleBar.ButtonBackgroundColor = Colors.Transparent;
CoreApplicationViewTitleBar coreTitleBar = CoreApplication.GetCurrentView().TitleBar;
coreTitleBar.ExtendViewIntoTitleBar = true;
//Record icon
RecordIcon.Visibility = Visibility.Visible;
StopIcon.Visibility = Visibility.Collapsed;
Ellipse.Visibility = Visibility.Collapsed;
ToolTip toolTip = new ToolTip();
toolTip.Content = "Start recording";
ToolTipService.SetToolTip(MainButton, toolTip);
AutomationProperties.SetName(MainButton, "Start recording");
_device = Direct3D11Helpers.CreateDevice();
var settings = GetCachedSettings();
_resolutions = new List <ResolutionItem>();
foreach (var resolution in EncoderPresets.Resolutions)
{
_resolutions.Add(new ResolutionItem()
{
DisplayName = $"{resolution.Width} x {resolution.Height}",
Resolution = resolution,
});
}
ResolutionComboBox.ItemsSource = _resolutions;
ResolutionComboBox.SelectedIndex = GetResolutionIndex(settings.Width, settings.Height);
_bitrates = new List <BitrateItem>();
foreach (var bitrate in EncoderPresets.Bitrates)
{
var mbps = (float)bitrate / 1000000;
_bitrates.Add(new BitrateItem()
{
DisplayName = $"{mbps:0.##} Mbps",
Bitrate = bitrate,
});
}
BitrateComboBox.ItemsSource = _bitrates;
BitrateComboBox.SelectedIndex = GetBitrateIndex(settings.Bitrate);
_frameRates = new List <FrameRateItem>();
foreach (var frameRate in EncoderPresets.FrameRates)
{
_frameRates.Add(new FrameRateItem()
{
DisplayName = $"{frameRate}fps",
FrameRate = frameRate,
});
}
FrameRateComboBox.ItemsSource = _frameRates;
FrameRateComboBox.SelectedIndex = GetFrameRateIndex(settings.FrameRate);
UseCaptureItemToggleSwitch.IsOn = settings.UseSourceSize;
PreviewToggleSwitch.IsOn = settings.Preview;
}
private async void MainToggleButton_Checked(object sender, RoutedEventArgs e)
{
// Select what we want to capture
var picker = new GraphicsCapturePicker();
var item = await picker.PickSingleItemAsync();
if (item != null)
{
// Get a temporary file to save our gif to
var file = await GetTempFileAsync();
using (var stream = await file.OpenAsync(FileAccessMode.ReadWrite))
{
// Get the various d3d objects we'll need
var d3dDevice = Direct3D11Helpers.CreateSharpDXDevice(_device);
// Create our encoder
var encoder = await BitmapEncoder.CreateAsync(BitmapEncoder.GifEncoderId, stream);
// Write the application block
// http://www.vurdalakov.net/misc/gif/netscape-looping-application-extension
var containerProperties = encoder.BitmapContainerProperties;
await containerProperties.SetPropertiesAsync(new[]
{
new KeyValuePair <string, BitmapTypedValue>("/appext/application", new BitmapTypedValue(PropertyValue.CreateUInt8Array(Encoding.ASCII.GetBytes("NETSCAPE2.0")), PropertyType.UInt8Array)),
// The first value is the size of the block, which is the fixed value 3.
// The second value is the looping extension, which is the fixed value 1.
// The third and fourth values comprise an unsigned 2-byte integer (little endian).
// The value of 0 means to loop infinitely.
// The final value is the block terminator, which is the fixed value 0.
new KeyValuePair <string, BitmapTypedValue>("/appext/data", new BitmapTypedValue(PropertyValue.CreateUInt8Array(new byte[] { 3, 1, 0, 0, 0 }), PropertyType.UInt8Array)),
});
// Setup Windows.Graphics.Capture
var itemSize = item.Size;
var framePool = Direct3D11CaptureFramePool.CreateFreeThreaded(
_device,
DirectXPixelFormat.B8G8R8A8UIntNormalized,
1,
itemSize);
var session = framePool.CreateCaptureSession(item);
// We need a blank texture (background) and a texture that will hold the frame we'll be encoding
var description = new SharpDX.Direct3D11.Texture2DDescription
{
Width = itemSize.Width,
Height = itemSize.Height,
MipLevels = 1,
ArraySize = 1,
Format = SharpDX.DXGI.Format.B8G8R8A8_UNorm,
SampleDescription = new SharpDX.DXGI.SampleDescription()
{
Count = 1,
Quality = 0
},
Usage = SharpDX.Direct3D11.ResourceUsage.Default,
BindFlags = SharpDX.Direct3D11.BindFlags.ShaderResource | SharpDX.Direct3D11.BindFlags.RenderTarget,
CpuAccessFlags = SharpDX.Direct3D11.CpuAccessFlags.None,
OptionFlags = SharpDX.Direct3D11.ResourceOptionFlags.None
};
var gifTexture = new SharpDX.Direct3D11.Texture2D(d3dDevice, description);
var renderTargetView = new SharpDX.Direct3D11.RenderTargetView(d3dDevice, gifTexture);
// Encode frames as they arrive. Because we created our frame pool using
// Direct3D11CaptureFramePool::CreateFreeThreaded, this lambda will fire on a different thread
// than our current one. If you'd like the callback to fire on your thread, create the frame pool
// using Direct3D11CaptureFramePool::Create and make sure your thread has a DispatcherQueue and you
// are pumping messages.
TimeSpan lastTimeStamp = TimeSpan.MinValue;
var frameCount = 0;
framePool.FrameArrived += async(s, a) =>
{
using (var frame = s.TryGetNextFrame())
{
var contentSize = frame.ContentSize;
var timeStamp = frame.SystemRelativeTime;
using (var sourceTexture = Direct3D11Helpers.CreateSharpDXTexture2D(frame.Surface))
{
var width = Math.Clamp(contentSize.Width, 0, itemSize.Width);
var height = Math.Clamp(contentSize.Height, 0, itemSize.Height);
var region = new SharpDX.Direct3D11.ResourceRegion(0, 0, 0, width, height, 1);
d3dDevice.ImmediateContext.ClearRenderTargetView(renderTargetView, new SharpDX.Mathematics.Interop.RawColor4(0, 0, 0, 1));
d3dDevice.ImmediateContext.CopySubresourceRegion(sourceTexture, 0, region, gifTexture, 0);
}
if (lastTimeStamp == TimeSpan.MinValue)
{
lastTimeStamp = timeStamp;
}
var timeStampDelta = timeStamp - lastTimeStamp;
lastTimeStamp = timeStamp;
var milliseconds = timeStampDelta.TotalMilliseconds;
// Use 10ms units
var frameDelay = milliseconds / 10;
if (frameCount > 0)
{
await encoder.GoToNextFrameAsync();
}
// Write our frame delay
await encoder.BitmapProperties.SetPropertiesAsync(new[]
{
new KeyValuePair <string, BitmapTypedValue>("/grctlext/Delay", new BitmapTypedValue(PropertyValue.CreateUInt16((ushort)frameDelay), PropertyType.UInt16)),
});
// Write the frame to our image
var gifSurface = Direct3D11Helpers.CreateDirect3DSurfaceFromSharpDXTexture(gifTexture);
var copy = await SoftwareBitmap.CreateCopyFromSurfaceAsync(gifSurface);
encoder.SetSoftwareBitmap(copy);
frameCount++;
}
};
session.StartCapture();
await _semaphore.WaitAsync();
session.Dispose();
framePool.Dispose();
await Task.Delay(1000);
await encoder.FlushAsync();
var newFile = await PickGifAsync();
if (newFile == null)
{
await file.DeleteAsync();
return;
}
await file.MoveAndReplaceAsync(newFile);
await Launcher.LaunchFileAsync(newFile);
}
}
}
public MainPage()
{
InitializeComponent();
this.Loaded += LoadedHandler;
MergingProgressRing.Visibility = Visibility.Collapsed;
SilentPlayer = new MediaPlayer()
{
IsLoopingEnabled = true
};
SilentPlayer.Source = MediaSource.CreateFromUri(new Uri("ms-appx:///Assets/Silence.ogg"));
SilentPlayer.Play();
ApplicationView.GetForCurrentView().SetPreferredMinSize(new Size(400, 260));
//hide titlebar
SetupTitleBar();
ApplicationViewTitleBar formattableTitleBar = ApplicationView.GetForCurrentView().TitleBar;
formattableTitleBar.ButtonBackgroundColor = Colors.Transparent;
//Record icon
RecordIcon.Visibility = Visibility.Visible;
StopIcon.Visibility = Visibility.Collapsed;
Ellipse.Visibility = Visibility.Collapsed;
ToolTip toolTip = new ToolTip();
toolTip.Content = Strings.Resources.RecordingStart;
ToolTipService.SetToolTip(MainButton, toolTip);
AutomationProperties.SetName(MainButton, Strings.Resources.RecordingStart);
_device = Direct3D11Helpers.CreateDevice();
var settings = GetCachedSettings();
_resolutions = new List <ResolutionItem>();
foreach (var resolution in EncoderPresets.Resolutions)
{
_resolutions.Add(new ResolutionItem()
{
DisplayName = $"{resolution.Width} x {resolution.Height}",
Resolution = resolution,
});
}
_resolutions.Add(new ResolutionItem()
{
DisplayName = Strings.Resources.SourceSizeToggle,
Resolution = new SizeUInt32()
{
Width = 0, Height = 0
},
});
ResolutionComboBox.ItemsSource = _resolutions;
ResolutionComboBox.SelectedIndex = GetResolutionIndex(settings.Width, settings.Height);
_bitrates = new List <BitrateItem>();
foreach (var bitrate in EncoderPresets.Bitrates)
{
var mbps = (float)bitrate / 1000000;
_bitrates.Add(new BitrateItem()
{
DisplayName = $"{mbps:0.##} Mbps",
Bitrate = bitrate,
});
}
BitrateComboBox.ItemsSource = _bitrates;
BitrateComboBox.SelectedIndex = GetBitrateIndex(settings.Bitrate);
_frameRates = new List <FrameRateItem>();
foreach (var frameRate in EncoderPresets.FrameRates)
{
_frameRates.Add(new FrameRateItem()
{
DisplayName = $"{frameRate}fps",
FrameRate = frameRate,
});
}
FrameRateComboBox.ItemsSource = _frameRates;
FrameRateComboBox.SelectedIndex = GetFrameRateIndex(settings.FrameRate);
AudioToggleSwitch.IsOn = settings.IntAudio;
ExtAudioToggleSwitch.IsOn = settings.ExtAudio;
GalleryToggleSwitch.IsOn = settings.Gallery;
SystemPlayerToggleSwitch.IsOn = settings.SystemPlayer;
OverlayToggleSwitch.IsOn = settings.ShowOnTop;
if (AudioToggleSwitch.IsOn)
{
InternalAudioCheck();
}
}
