private TimeSpan ProvideDelayDuration(int index)
{
if (index < 10)
{
// First second
return(TimeSpan.FromMilliseconds(100));
}
if (index < 10 + 256)
{
// Steps where there is also led dimming
SpotSet.IndicateMissingValues();
return(TimeSpan.FromMilliseconds(5000d / 256));
}
return(TimeSpan.FromMilliseconds(1000));
}
public void Run(CancellationToken token)
{
if (IsRunning)
{
throw new Exception(nameof(DesktopDuplicatorReader) + " is already running!");
}
IsRunning = true;
_log.Debug("Started Desktop Duplication Reader.");
try
{
BitmapData bitmapData = new BitmapData();
while (!token.IsCancellationRequested)
{
var frame = _retryPolicy.Execute <DesktopFrame>(GetNextFrame);
TraceFrameDetails(frame);
if (frame == null)
{
//there was a timeout before there was the next frame, simply retry!
continue;
}
var image = frame.DesktopImage;
image.LockBits(new Rectangle(0, 0, image.Width, image.Height), ImageLockMode.ReadOnly, PixelFormat.Format32bppRgb, bitmapData);
lock (SpotSet.Lock)
{
var useLinearLighting = Settings.UseLinearLighting;
var imageRectangle = new Rectangle(0, 0, image.Width, image.Height);
Parallel.ForEach(SpotSet.Spots
, spot =>
{
const int numberOfSteps = 15;
int stepx = Math.Max(1, spot.Rectangle.Width / numberOfSteps);
int stepy = Math.Max(1, spot.Rectangle.Height / numberOfSteps);
int sumR;
int sumG;
int sumB;
int count;
if (imageRectangle.Width != SpotSet.ExpectedScreenBound.Width || imageRectangle.Height != SpotSet.ExpectedScreenBound.Height)
{
//the screen was resized or this is some kind of powersaving state
SpotSet.IndicateMissingValues();
return;
}
GetAverageColorOfRectangularRegion(spot.Rectangle, stepy, stepx, bitmapData, out sumR, out sumG, out sumB, out count);
var countInverse = 1f / count;
byte finalR, finalG, finalB;
ApplyColorCorrections(sumR * countInverse, sumG * countInverse, sumB * countInverse, out finalR, out finalG, out finalB, useLinearLighting
, Settings.SaturationTreshold, spot.Red, spot.Green, spot.Blue);
spot.SetColor(finalR, finalG, finalB);
});
}
image.UnlockBits(bitmapData);
}
}
finally
{
_desktopDuplicator?.Dispose();
_desktopDuplicator = null;
_log.Debug("Stopped Desktop Duplication Reader.");
IsRunning = false;
}
}
public async void Run(CancellationToken token)
{
while (RunState == RunStateEnum.Stopping)
{
await Task.Yield();
}
if (RunState != RunStateEnum.Stopped)
{
throw new Exception($"{nameof(DesktopDuplicatorReader)} is already running!");
}
RunState = RunStateEnum.Running;
_log.Debug("Started Desktop Duplication Reader.");
Bitmap image = null;
try
{
var bitmapData = new BitmapData();
while (!token.IsCancellationRequested)
{
var frameTime = Stopwatch.StartNew();
var context = new Context
{
{ "image", image }
};
var newImage = _retryPolicy.Execute(c => GetNextFrame(c["image"] as Bitmap), context);
TraceFrameDetails(newImage);
if (newImage == null)
{
// There was a timeout before there was the next frame, simply retry!
continue;
}
image = newImage;
var isPreviewRunning = SettingsViewModel.IsSettingsWindowOpen && SettingsViewModel.IsPreviewTabOpen;
if (isPreviewRunning)
{
SettingsViewModel.SetPreviewImage(image);
}
image.LockBits(new Rectangle(0, 0, image.Width, image.Height), ImageLockMode.ReadOnly, PixelFormat.Format32bppRgb, bitmapData);
lock (SpotSet.Lock)
{
var useLinearLighting = UserSettings.UseLinearLighting;
if (image.Width != SpotSet.ExpectedScreenWidth || image.Height != SpotSet.ExpectedScreenHeight)
{
// The screen was resized or this is some kind of powersaving state
SpotSet.IndicateMissingValues();
return;
}
else
{
Parallel.ForEach(SpotSet.Spots,
spot =>
{
const int numberOfSteps = 15;
var stepx = Math.Max(1, spot.Rectangle.Width / numberOfSteps);
var stepy = Math.Max(1, spot.Rectangle.Height / numberOfSteps);
GetAverageColorOfRectangularRegion(spot.Rectangle, stepy, stepx, bitmapData,
out var sumR, out var sumG, out var sumB, out var count);
var countInverse = 1f / count;
ApplyColorCorrections(sumR * countInverse, sumG * countInverse, sumB * countInverse,
out var finalR, out var finalG, out var finalB, useLinearLighting,
UserSettings.SaturationTreshold, spot.Red, spot.Green, spot.Blue);
spot.SetColor(finalR, finalG, finalB, isPreviewRunning);
});
}
public void Run(CancellationToken token)
{
if (IsRunning)
{
throw new Exception(nameof(DesktopDuplicatorReader) + " is already running!");
}
IsRunning = true;
_log.Debug("Started Desktop Duplication Reader.");
Bitmap image = null;
try
{
BitmapData bitmapData = new BitmapData();
while (!token.IsCancellationRequested)
{
var newImage = _retryPolicy.Execute(() => GetNextFrame(image));
TraceFrameDetails(newImage);
if (newImage == null)
{
//there was a timeout before there was the next frame, simply retry!
continue;
}
image = newImage;
bool isPreviewRunning = SettingsViewModel.IsSettingsWindowOpen && SettingsViewModel.IsPreviewTabOpen;
if (isPreviewRunning)
{
SettingsViewModel.SetPreviewImage(image);
}
image.LockBits(new Rectangle(0, 0, image.Width, image.Height), ImageLockMode.ReadOnly, PixelFormat.Format32bppRgb, bitmapData);
lock (SpotSet.Lock)
{
var useLinearLighting = UserSettings.UseLinearLighting;
var imageRectangle = new Rectangle(0, 0, image.Width, image.Height);
Parallel.ForEach(SpotSet.Spots
, spot =>
{
const int numberOfSteps = 15;
int stepx = Math.Max(1, spot.Rectangle.Width / numberOfSteps);
int stepy = Math.Max(1, spot.Rectangle.Height / numberOfSteps);
if (imageRectangle.Width != SpotSet.ExpectedScreenBound.Width || imageRectangle.Height != SpotSet.ExpectedScreenBound.Height)
{
//the screen was resized or this is some kind of powersaving state
SpotSet.IndicateMissingValues();
return;
}
GetAverageColorOfRectangularRegion(spot.Rectangle, stepy, stepx, bitmapData,
out int sumR, out int sumG, out int sumB, out int count);
var countInverse = 1f / count;
ApplyColorCorrections(sumR * countInverse, sumG * countInverse, sumB * countInverse
, out byte finalR, out byte finalG, out byte finalB, useLinearLighting
, UserSettings.SaturationTreshold, spot.Red, spot.Green, spot.Blue);
spot.SetColor(finalR, finalG, finalB, isPreviewRunning);
});
if (isPreviewRunning)
{
//copy all color data to the preview
var needsNewArray = SettingsViewModel.PreviewSpots?.Length != SpotSet.Spots.Length;
SettingsViewModel.PreviewSpots = SpotSet.Spots;
}
}