private async Task <BitstreamBufferInfo> GetBitstreamBufferAsyncCore(MessageLoop messageLoop = null)
{
var tcs = new TaskCompletionSource <BitstreamBufferInfo>();
EventHandler <BitstreamBufferInfo> handler = (s, e) => { tcs.TrySetResult(e); };
try
{
HandleBitstreamBuffer += handler;
if (MessageLoop == null && messageLoop == null)
{
GetBitstreamBuffer();
}
else
{
Action <PPError> action = new Action <PPError>((e) =>
{
var output = new APIArgumentAdapter <PPBitstreamBuffer>();
var result = (PPError)PPBVideoEncoder.GetBitstreamBuffer(this, out output.output,
new BlockUntilComplete()
);
tcs.TrySetResult(new BitstreamBufferInfo(result, output.Output));
}
);
InvokeHelper(action, messageLoop);
}
return(await tcs.Task);
}
catch (Exception exc)
{
Console.WriteLine(exc.Message);
tcs.SetException(exc);
return(new BitstreamBufferInfo(PPError.Aborted, new PPBitstreamBuffer()));
}
finally
{
HandleBitstreamBuffer -= handler;
}
}
private async Task <NetworkListInfo> UpdateNetworkListAsyncCore(MessageLoop messageLoop = null)
{
var tcs = new TaskCompletionSource <NetworkListInfo>();
EventHandler <NetworkListInfo> handler = (s, e) => { tcs.TrySetResult(e); };
try
{
HandleUpdateNetworkList += handler;
if (MessageLoop == null && messageLoop == null)
{
UpdateNetworkList();
}
else
{
Action <PPError> action = new Action <PPError>((e) =>
{
var output = new APIArgumentAdapter <PPResource>();
var result = (PPError)PPBNetworkMonitor.UpdateNetworkList(this,
out output.output,
new BlockUntilComplete());
tcs.TrySetResult(new NetworkListInfo(result, new NetworkList(output.Output)));
}
);
InvokeHelper(action, messageLoop);
}
return(await tcs.Task);
}
catch (Exception exc)
{
Console.WriteLine(exc.Message);
tcs.SetException(exc);
return(new NetworkListInfo(PPError.Aborted, null));
}
finally
{
HandleUpdateNetworkList -= handler;
}
}
private async Task <VideoFrameInfo> GetEmptyFrameAsyncCore(MessageLoop messageLoop = null)
{
var tcs = new TaskCompletionSource <VideoFrameInfo>();
EventHandler <VideoFrameInfo> handler = (s, e) => { tcs.TrySetResult(e); };
try
{
HandleEmptyFrame += handler;
if (MessageLoop == null && messageLoop == null)
{
GetFrame();
}
else
{
Action <PPError> action = new Action <PPError>((e) =>
{
var output = new APIArgumentAdapter <PPResource>();
var result = (PPError)PPBMediaStreamVideoTrack.GetEmptyFrame(this, out output.output,
new BlockUntilComplete());
tcs.TrySetResult(new VideoFrameInfo(result, output.Output));
}
);
InvokeHelper(action, messageLoop);
}
return(await tcs.Task);
}
catch (Exception exc)
{
Console.WriteLine(exc.Message);
tcs.SetException(exc);
return(new VideoFrameInfo(PPError.Aborted, PPResource.Empty));
}
finally
{
HandleEmptyFrame -= handler;
}
}