/// <summary>
/// 写图像文件
/// </summary>
/// <param name="videoPacket"></param>
/// <returns></returns>
private void Write(VideoPacket videoPacket)
{
VideoFrame frame;
if (_videoDecoder.TryDecode(ref videoPacket, out frame))
{
WriteBitmap(frame);
}
}
protected override void Loop(CancellationToken token)
{
// flush packet queue
ConcurrentQueueHelper.Flush(_packetQueue);
using (var videoDecoder = new VideoPacketDecoder(_pixelFormat))
while (token.IsCancellationRequested == false)
{
VideoPacket packet;
if (_packetQueue.TryDequeue(out packet))
{
VideoFrame frame;
if (videoDecoder.TryDecode(ref packet, out frame))
{
_onFrameDecoded(frame);
}
}
Thread.Sleep(10);
}
}