public State(int index, RawFrameHandler rawFrameHandler, RawFrame frame, FrameDecoder decoder, IntPtr buffer)
{
Index = index;
RawFrameHandler = rawFrameHandler;
Frame = frame;
Decoder = decoder;
Buffer = buffer;
}
private static void DecoderThread(int index, RawFrameHandler handler, string source, CancellationToken ct)
{
using var decoder = new RawVideoDecoder(source, handler, index);
try
{
decoder.ProcessingLoop(ct);
}
catch (Exception ex)
{
Console.Error.WriteLine($"Error in decoder thread: {ex}");
}
finally
{
Console.WriteLine("Processing finished");
handler.Finished(index);
}
}
public static async Task Main()
{
try
{
Console.WriteLine($"API = {InferenceEngineLibrary.GetApiVersion()}");
using var cts = new CancellationTokenSource();
var ct = cts.Token;
using var detector = await Detector.LoadAsync(@"C:\Users\nickr\Documents\Intel\OpenVINO\openvino_models\intel\person-vehicle-bike-detection-crossroad-1016\FP16\person-vehicle-bike-detection-crossroad-1016.xml", ct);
//using var detector = new Detector(@"C:\Users\nickr\Documents\Intel\OpenVINO\openvino_models\intel\person-vehicle-bike-detection-crossroad-1016\FP16\person-vehicle-bike-detection-crossroad-1016.xml");
//using var detector = new Detector(@"C:\Users\nickr\Documents\Intel\OpenVINO\openvino_models\intel\face-detection-0104\FP16\face-detection-0104.xml");
//using var detector = new Detector(@"C:\Users\nickr\Documents\Intel\OpenVINO\openvino_models\intel\face-detection-0104\FP32\face-detection-0104.xml");
DumpCoreInformation(detector.Core);
var source = SourceFeeds;
detector.Initialise("GPU");
var decoderThreads = source
.Select((source, index) =>
{
var handler = new RawFrameHandler(index, blocking: false);
var thread = new Thread(() => DecoderThread(index, handler, source, ct))
{
Priority = ThreadPriority.AboveNormal,
};
thread.Start();
return(thread, handler);
})
.ToArray();
var handlers = decoderThreads.Select(v => v.handler).ToArray();
await detector.ProcessAsync(handlers, ct);
Console.WriteLine("Finished");
}
catch (Exception ex)
{
Console.WriteLine($"Error: {ex}");
}
}