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rework hdhr udp stream

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This commit is contained in:
Luke Pulverenti 2017-05-23 12:44:11 -04:00
parent 2f93d4498b
commit 8b9e7e1f59
3 changed files with 29 additions and 13 deletions
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3
Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHost.cs
View file

@ -422,7 +422,8 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
SupportsTranscoding = true,
IsInfiniteStream = true,
IgnoreDts = true,
IgnoreIndex = true
//IgnoreIndex = true,
//ReadAtNativeFramerate = true
};
mediaSource.InferTotalBitrate();

4
Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHttpStream.cs
View file

@ -101,9 +101,9 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
_logger.Info("Beginning multicastStream.CopyUntilCancelled");
FileSystem.CreateDirectory(FileSystem.GetDirectoryName(_tempFilePath));
using (var fileStream = FileSystem.GetFileStream(_tempFilePath, FileOpenMode.Create, FileAccessMode.Write, FileShareMode.Read, FileOpenOptions.Asynchronous | FileOpenOptions.SequentialScan))
using (var fileStream = FileSystem.GetFileStream(_tempFilePath, FileOpenMode.Create, FileAccessMode.Write, FileShareMode.Read, FileOpenOptions.Asynchronous))
{
ResolveAfterDelay(2000, openTaskCompletionSource);
ResolveAfterDelay(3000, openTaskCompletionSource);
await response.Content.CopyToAsync(fileStream, 81920, cancellationToken).ConfigureAwait(false);
}

35
Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunUdpStream.cs
View file

@ -121,11 +121,9 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
if (!cancellationToken.IsCancellationRequested)
{
FileSystem.CreateDirectory(FileSystem.GetDirectoryName(_tempFilePath));
using (var fileStream = FileSystem.GetFileStream(_tempFilePath, FileOpenMode.Create, FileAccessMode.Write, FileShareMode.Read, FileOpenOptions.Asynchronous | FileOpenOptions.SequentialScan))
using (var fileStream = FileSystem.GetFileStream(_tempFilePath, FileOpenMode.Create, FileAccessMode.Write, FileShareMode.Read, FileOpenOptions.Asynchronous))
{
ResolveAfterDelay(2000, openTaskCompletionSource);
await new UdpClientStream(udpClient).CopyToAsync(fileStream, 81920, cancellationToken).ConfigureAwait(false);
await CopyTo(udpClient, fileStream, openTaskCompletionSource, cancellationToken).ConfigureAwait(false);
}
}
}
@ -159,19 +157,36 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
});
}
private void ResolveAfterDelay(int delayMs, TaskCompletionSource<bool> openTaskCompletionSource)
private void Resolve(TaskCompletionSource<bool> openTaskCompletionSource)
{
Task.Run(async () =>
{
await Task.Delay(delayMs).ConfigureAwait(false);
openTaskCompletionSource.TrySetResult(true);
});
Task.Run(() =>
{
openTaskCompletionSource.TrySetResult(true);
});
}
public Task CopyToAsync(Stream stream, CancellationToken cancellationToken)
{
return CopyFileTo(_tempFilePath, false, stream, cancellationToken);
}
private static int RtpHeaderBytes = 12;
private async Task CopyTo(ISocket udpClient, Stream outputStream, TaskCompletionSource<bool> openTaskCompletionSource, CancellationToken cancellationToken)
{
while (true)
{
var data = await udpClient.ReceiveAsync(cancellationToken).ConfigureAwait(false);
var bytesRead = data.ReceivedBytes - RtpHeaderBytes;
await outputStream.WriteAsync(data.Buffer, RtpHeaderBytes, bytesRead, cancellationToken).ConfigureAwait(false);
if (openTaskCompletionSource != null)
{
Resolve(openTaskCompletionSource);
openTaskCompletionSource = null;
}
}
}
}
// This handles the ReadAsync function only of a Stream object