private static TaskScheduler CreateScheduler()
{
TaskScheduler scheduler = new IOTaskScheduler();
AppDomain.CurrentDomain.DomainUnload += CurrentDomainUnload;
return(scheduler);
}
public ImagePlayer(
int threadsIO,
int threadsTexture,
ILogger logger,
IOTaskScheduler ioTaskScheduler,
MemoryPool memoryPool,
TexturePool texturePool,
IDXDeviceService deviceService
)
{
FThreadsIO = threadsIO;
FThreadsTexture = threadsTexture;
FLogger = logger;
FTexturePool = texturePool;
FMemoryPool = memoryPool;
FDeviceService = deviceService;
FFrameInfoBuffer = new BufferBlock <FrameInfo>();
var filePreloaderOptions = new ExecutionDataflowBlockOptions()
{
MaxDegreeOfParallelism = threadsIO <= 0 ? DataflowBlockOptions.Unbounded : threadsIO,
TaskScheduler = ioTaskScheduler,
BoundedCapacity = threadsIO <= 0 ? DataflowBlockOptions.Unbounded : 2 * threadsIO
};
FFilePreloader = new TransformBlock <FrameInfo, Tuple <FrameInfo, Stream> >(
(Func <FrameInfo, Tuple <FrameInfo, Stream> >)PreloadFile,
filePreloaderOptions
);
var framePreloaderOptions = new ExecutionDataflowBlockOptions()
{
MaxDegreeOfParallelism = threadsTexture <= 0 ? DataflowBlockOptions.Unbounded : threadsTexture
};
FFramePreloader = new TransformBlock <Tuple <FrameInfo, Stream>, Frame>(
(Func <Tuple <FrameInfo, Stream>, Frame>)PreloadFrame,
framePreloaderOptions
);
var linkOptions = new DataflowLinkOptions()
{
PropagateCompletion = true
};
FFrameInfoBuffer.LinkTo(FFilePreloader, linkOptions);
FFilePreloader.LinkTo(FFramePreloader, linkOptions);
FDeviceService.DeviceDisabled += HandleDeviceDisabledOrRemoved;
FDeviceService.DeviceRemoved += HandleDeviceDisabledOrRemoved;
Directories = new Spread <string>(0);
Filemasks = new Spread <string>(0);
}
