private async void FrameCollection_CollectionProgressed(ExampleMediaFrameCollection sender, ExampleMediaFrameCollectionProgressedEventArgs args)
{
if (IsCollectionCompleted)
{
// Discard extraneous frames
args.Frame.Dispose();
return;
}
if (args.Frame.SourceKind == MediaFrameSourceKind.Color)
{
CollectedColorFrames.Add(args.Frame);
}
else if (args.Frame.SourceKind == MediaFrameSourceKind.Infrared)
{
if (args.Frame.IsIlluminated == true)
{
CollectedIlluminatedInfraredFrames.Add(args.Frame);
}
else
{
CollectedNonIlluminatedInfraredFrames.Add(args.Frame);
}
}
else
{
// Don't know how to handle, discard
args.Frame.Dispose();
}
if (IsCollectionCompleted)
{
FrameCollection.CollectionProgressed -= FrameCollection_CollectionProgressed;
await WriteToDiskAsync();
await StopOperationAsync();
}
}
private void FrameCollection_CollectionProgressed(ExampleMediaFrameCollection sender, ExampleMediaFrameCollectionProgressedEventArgs args)
{
if (args.Frame.SourceKind == MediaFrameSourceKind.Color)
{
ColorFrameEpochs.Enqueue(args.Frame.SystemRelativeTime.Value);
if (ColorFrameEpochs.Count > 10)
{
ColorFrameEpochs.TryDequeue(out _);
}
}
else if (args.Frame.SourceKind == MediaFrameSourceKind.Infrared)
{
if (args.Frame.IsIlluminated == true)
{
IlluminatedInfraredFrameEpochs.Enqueue(args.Frame.SystemRelativeTime.Value);
if (IlluminatedInfraredFrameEpochs.Count > 10)
{
IlluminatedInfraredFrameEpochs.TryDequeue(out _);
}
}
else
{
NonIlluminatedInfraredFrameEpochs.Enqueue(args.Frame.SystemRelativeTime.Value);
if (NonIlluminatedInfraredFrameEpochs.Count > 10)
{
NonIlluminatedInfraredFrameEpochs.TryDequeue(out _);
}
}
}
// Must either dispose or take ownership of the frame
args.Frame.Dispose();
}
