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Merge pull request #2685 from MediaBrowser/beta

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Beta
This commit is contained in:
Luke 2017-06-01 03:57:22 -04:00 committed by GitHub
commit 442d4e6699
15 changed files with 357 additions and 126 deletions
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5
Emby.Common.Implementations/Net/UdpSocket.cs
View File

@ -128,6 +128,11 @@ namespace Emby.Common.Implementations.Net
return _Socket.BeginReceiveFrom(buffer, offset, count, SocketFlags.None, ref receivedFromEndPoint, callback, buffer);
}
public int Receive(byte[] buffer, int offset, int count)
{
return _Socket.Receive(buffer, 0, buffer.Length, SocketFlags.None);
}
public SocketReceiveResult EndReceive(IAsyncResult result)
{
IPEndPoint sender = new IPEndPoint(IPAddress.Any, 0);

23
Emby.Server.Implementations/LiveTv/EmbyTV/DirectRecorder.cs
View File

@ -94,17 +94,13 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV
}
private const int BufferSize = 81920;
public static Task CopyUntilCancelled(Stream source, Stream target, CancellationToken cancellationToken)
{
return CopyUntilCancelled(source, target, null, cancellationToken);
}
public static async Task CopyUntilCancelled(Stream source, Stream target, Action onStarted, CancellationToken cancellationToken)
public static async Task CopyUntilCancelled(Stream source, Stream target, CancellationToken cancellationToken)
{
byte[] buffer = new byte[BufferSize];
while (!cancellationToken.IsCancellationRequested)
{
var bytesRead = await CopyToAsyncInternal(source, target, BufferSize, onStarted, cancellationToken).ConfigureAwait(false);
onStarted = null;
var bytesRead = await CopyToAsyncInternal(source, target, buffer, cancellationToken).ConfigureAwait(false);
//var position = fs.Position;
//_logger.Debug("Streamed {0} bytes to position {1} from file {2}", bytesRead, position, path);
@ -116,23 +112,16 @@ namespace Emby.Server.Implementations.LiveTv.EmbyTV
}
}
private static async Task<int> CopyToAsyncInternal(Stream source, Stream destination, Int32 bufferSize, Action onStarted, CancellationToken cancellationToken)
private static async Task<int> CopyToAsyncInternal(Stream source, Stream destination, byte[] buffer, CancellationToken cancellationToken)
{
byte[] buffer = new byte[bufferSize];
int bytesRead;
int totalBytesRead = 0;
while ((bytesRead = await source.ReadAsync(buffer, 0, buffer.Length, cancellationToken).ConfigureAwait(false)) != 0)
{
await destination.WriteAsync(buffer, 0, bytesRead, cancellationToken).ConfigureAwait(false);
destination.Write(buffer, 0, bytesRead);
totalBytesRead += bytesRead;
if (onStarted != null)
{
onStarted();
}
onStarted = null;
}
return totalBytesRead;

2
Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHost.cs
View File

@ -423,7 +423,7 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
IsInfiniteStream = true,
IgnoreDts = true,
//IgnoreIndex = true,
ReadAtNativeFramerate = true
//ReadAtNativeFramerate = true
};
mediaSource.InferTotalBitrate();

68
Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHttpStream.cs
View File

@ -12,6 +12,8 @@ using MediaBrowser.Model.Dto;
using MediaBrowser.Model.Logging;
using MediaBrowser.Model.MediaInfo;
using MediaBrowser.Model.System;
using System.Globalization;
using MediaBrowser.Controller.IO;
namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
{
@ -24,7 +26,10 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
private readonly CancellationTokenSource _liveStreamCancellationTokenSource = new CancellationTokenSource();
private readonly TaskCompletionSource<bool> _liveStreamTaskCompletionSource = new TaskCompletionSource<bool>();
private readonly MulticastStream _multicastStream;
private readonly string _tempFilePath;
private bool _enableFileBuffer = false;
public HdHomerunHttpStream(MediaSourceInfo mediaSource, string originalStreamId, IFileSystem fileSystem, IHttpClient httpClient, ILogger logger, IServerApplicationPaths appPaths, IServerApplicationHost appHost, IEnvironmentInfo environment)
: base(mediaSource, environment, fileSystem)
@ -34,6 +39,7 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
_appHost = appHost;
OriginalStreamId = originalStreamId;
_multicastStream = new MulticastStream(_logger);
_tempFilePath = Path.Combine(appPaths.TranscodingTempPath, UniqueId + ".ts");
}
@ -101,13 +107,17 @@ 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))
if (_enableFileBuffer)
{
ResolveAfterDelay(3000, openTaskCompletionSource);
//await response.Content.CopyToAsync(fileStream, 81920, cancellationToken).ConfigureAwait(false);
await AsyncStreamCopier.CopyStream(response.Content, fileStream, 81920, 4, cancellationToken).ConfigureAwait(false);
FileSystem.CreateDirectory(FileSystem.GetDirectoryName(_tempFilePath));
using (var fileStream = FileSystem.GetFileStream(_tempFilePath, FileOpenMode.Create, FileAccessMode.Write, FileShareMode.Read, FileOpenOptions.None))
{
StreamHelper.CopyTo(response.Content, fileStream, 81920, () => Resolve(openTaskCompletionSource), cancellationToken);
}
}
else
{
await _multicastStream.CopyUntilCancelled(response.Content, () => Resolve(openTaskCompletionSource), cancellationToken).ConfigureAwait(false);
}
}
}
@ -132,58 +142,70 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
}
_liveStreamTaskCompletionSource.TrySetResult(true);
await DeleteTempFile(_tempFilePath).ConfigureAwait(false);
//await DeleteTempFile(_tempFilePath).ConfigureAwait(false);
});
}
private void ResolveAfterDelay(int delayMs, TaskCompletionSource<bool> openTaskCompletionSource)
private void Resolve(TaskCompletionSource<bool> openTaskCompletionSource)
{
Task.Run(async () =>
Task.Run(() =>
{
await Task.Delay(delayMs).ConfigureAwait(false);
openTaskCompletionSource.TrySetResult(true);
});
}
public Task CopyToAsync(Stream stream, CancellationToken cancellationToken)
{
return CopyFileTo(_tempFilePath, false, stream, cancellationToken);
if (_enableFileBuffer)
{
return CopyFileTo(_tempFilePath, stream, cancellationToken);
}
return _multicastStream.CopyToAsync(stream, cancellationToken);
//return CopyFileTo(_tempFilePath, stream, cancellationToken);
}
protected async Task CopyFileTo(string path, bool allowEndOfFile, Stream outputStream, CancellationToken cancellationToken)
protected async Task CopyFileTo(string path, Stream outputStream, CancellationToken cancellationToken)
{
var eofCount = 0;
long startPosition = -25000;
long startPosition = -20000;
if (startPosition < 0)
{
var length = FileSystem.GetFileInfo(path).Length;
startPosition = Math.Max(length - startPosition, 0);
}
using (var inputStream = GetInputStream(path, startPosition, true))
_logger.Info("Live stream starting position is {0} bytes", startPosition.ToString(CultureInfo.InvariantCulture));
var allowAsync = Environment.OperatingSystem != MediaBrowser.Model.System.OperatingSystem.Windows;
// use non-async filestream along with read due to https://github.com/dotnet/corefx/issues/6039
using (var inputStream = GetInputStream(path, startPosition, allowAsync))
{
if (startPosition > 0)
{
inputStream.Position = startPosition;
}
while (eofCount < 20 || !allowEndOfFile)
while (!cancellationToken.IsCancellationRequested)
{
var bytesRead = await AsyncStreamCopier.CopyStream(inputStream, outputStream, 81920, 4, cancellationToken).ConfigureAwait(false);
long bytesRead;
if (allowAsync)
{
bytesRead = await AsyncStreamCopier.CopyStream(inputStream, outputStream, 81920, 2, cancellationToken).ConfigureAwait(false);
}
else
{
StreamHelper.CopyTo(inputStream, outputStream, 81920, cancellationToken);
bytesRead = 1;
}
//var position = fs.Position;
//_logger.Debug("Streamed {0} bytes to position {1} from file {2}", bytesRead, position, path);
if (bytesRead == 0)
{
eofCount++;
await Task.Delay(100, cancellationToken).ConfigureAwait(false);
}
else
{
eofCount = 0;
}
}
}
}

273
Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunUdpStream.cs
View File

@ -16,6 +16,8 @@ using MediaBrowser.Model.Logging;
using MediaBrowser.Model.MediaInfo;
using MediaBrowser.Model.Net;
using MediaBrowser.Model.System;
using System.Globalization;
using MediaBrowser.Controller.IO;
namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
{
@ -32,6 +34,8 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
private readonly INetworkManager _networkManager;
private readonly string _tempFilePath;
private bool _enableFileBuffer = false;
private readonly MulticastStream _multicastStream;
public HdHomerunUdpStream(MediaSourceInfo mediaSource, string originalStreamId, IHdHomerunChannelCommands channelCommands, int numTuners, IFileSystem fileSystem, IHttpClient httpClient, ILogger logger, IServerApplicationPaths appPaths, IServerApplicationHost appHost, ISocketFactory socketFactory, INetworkManager networkManager, IEnvironmentInfo environment)
: base(mediaSource, environment, fileSystem)
@ -44,6 +48,7 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
_channelCommands = channelCommands;
_numTuners = numTuners;
_tempFilePath = Path.Combine(appPaths.TranscodingTempPath, UniqueId + ".ts");
_multicastStream = new MulticastStream(_logger);
}
protected override async Task OpenInternal(CancellationToken openCancellationToken)
@ -121,10 +126,17 @@ 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))
if (_enableFileBuffer)
{
await CopyTo(udpClient, fileStream, openTaskCompletionSource, cancellationToken).ConfigureAwait(false);
FileSystem.CreateDirectory(FileSystem.GetDirectoryName(_tempFilePath));
using (var fileStream = FileSystem.GetFileStream(_tempFilePath, FileOpenMode.Create, FileAccessMode.Write, FileShareMode.Read, FileOpenOptions.None))
{
CopyTo(udpClient, fileStream, openTaskCompletionSource, cancellationToken);
}
}
else
{
await _multicastStream.CopyUntilCancelled(new UdpClientStream(udpClient), () => Resolve(openTaskCompletionSource), cancellationToken).ConfigureAwait(false);
}
}
}
@ -166,80 +178,111 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
});
}
public Task CopyToAsync(Stream stream, CancellationToken cancellationToken)
public async Task CopyToAsync(Stream outputStream, CancellationToken cancellationToken)
{
return CopyFileTo(_tempFilePath, false, stream, cancellationToken);
}
if (!_enableFileBuffer)
{
await _multicastStream.CopyToAsync(outputStream, cancellationToken).ConfigureAwait(false);
return;
}
protected async Task CopyFileTo(string path, bool allowEndOfFile, Stream outputStream, CancellationToken cancellationToken)
{
var eofCount = 0;
var path = _tempFilePath;
long startPosition = -25000;
long startPosition = -20000;
if (startPosition < 0)
{
var length = FileSystem.GetFileInfo(path).Length;
startPosition = Math.Max(length - startPosition, 0);
}
using (var inputStream = GetInputStream(path, startPosition, true))
_logger.Info("Live stream starting position is {0} bytes", startPosition.ToString(CultureInfo.InvariantCulture));
var allowAsync = Environment.OperatingSystem != MediaBrowser.Model.System.OperatingSystem.Windows;
// use non-async filestream along with read due to https://github.com/dotnet/corefx/issues/6039
using (var inputStream = GetInputStream(path, startPosition, allowAsync))
{
if (startPosition > 0)
{
inputStream.Position = startPosition;
}
while (eofCount < 20 || !allowEndOfFile)
while (!cancellationToken.IsCancellationRequested)
{
var bytesRead = await AsyncStreamCopier.CopyStream(inputStream, outputStream, 81920, 4, cancellationToken).ConfigureAwait(false);
long bytesRead;
if (allowAsync)
{
bytesRead = await AsyncStreamCopier.CopyStream(inputStream, outputStream, 81920, 2, cancellationToken).ConfigureAwait(false);
}
else
{
StreamHelper.CopyTo(inputStream, outputStream, 81920, cancellationToken);
bytesRead = 1;
}
//var position = fs.Position;
//_logger.Debug("Streamed {0} bytes to position {1} from file {2}", bytesRead, position, path);
if (bytesRead == 0)
{
eofCount++;
await Task.Delay(100, cancellationToken).ConfigureAwait(false);
}
else
{
eofCount = 0;
}
}
}
}
private static int RtpHeaderBytes = 12;
private Task CopyTo(ISocket udpClient, Stream outputStream, TaskCompletionSource<bool> openTaskCompletionSource, CancellationToken cancellationToken)
private void CopyTo(ISocket udpClient, Stream target, TaskCompletionSource<bool> openTaskCompletionSource, CancellationToken cancellationToken)
{
return CopyStream(_socketFactory.CreateNetworkStream(udpClient, false), outputStream, 81920, 4, openTaskCompletionSource, cancellationToken);
}
var source = _socketFactory.CreateNetworkStream(udpClient, false);
var bufferSize = 81920;
private Task CopyStream(Stream source, Stream target, int bufferSize, int bufferCount, TaskCompletionSource<bool> openTaskCompletionSource, CancellationToken cancellationToken)
{
var copier = new AsyncStreamCopier(source, target, 0, cancellationToken, false, bufferSize, bufferCount);
copier.IndividualReadOffset = RtpHeaderBytes;
byte[] buffer = new byte[bufferSize];
int read;
var resolved = false;
var taskCompletion = new TaskCompletionSource<long>();
copier.TaskCompletionSource = taskCompletion;
var result = copier.BeginCopy(StreamCopyCallback, copier);
if (openTaskCompletionSource != null)
while ((read = source.Read(buffer, 0, buffer.Length)) != 0)
{
Resolve(openTaskCompletionSource);
openTaskCompletionSource = null;
cancellationToken.ThrowIfCancellationRequested();
read -= RtpHeaderBytes;
if (read > 0)
{
target.Write(buffer, RtpHeaderBytes, read);
}
if (!resolved)
{
resolved = true;
Resolve(openTaskCompletionSource);
}
}
if (result.CompletedSynchronously)
{
StreamCopyCallback(result);
}
//var copier = new AsyncStreamCopier(source, target, 0, cancellationToken, false, bufferSize, bufferCount);
//copier.IndividualReadOffset = RtpHeaderBytes;
cancellationToken.Register(() => taskCompletion.TrySetCanceled());
//var taskCompletion = new TaskCompletionSource<long>();
return taskCompletion.Task;
//copier.TaskCompletionSource = taskCompletion;
//var result = copier.BeginCopy(StreamCopyCallback, copier);
//if (openTaskCompletionSource != null)
//{
// Resolve(openTaskCompletionSource);
// openTaskCompletionSource = null;
//}
//if (result.CompletedSynchronously)
//{
// StreamCopyCallback(result);
//}
//cancellationToken.Register(() => taskCompletion.TrySetCanceled());
//return taskCompletion.Task;
}
private void StreamCopyCallback(IAsyncResult result)
@ -258,5 +301,155 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
}
}
public class UdpClientStream : Stream
{
private static int RtpHeaderBytes = 12;
private static int PacketSize = 1316;
private readonly ISocket _udpClient;
bool disposed;
public UdpClientStream(ISocket udpClient) : base()
{
_udpClient = udpClient;
}
public override async Task<int> ReadAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken)
{
if (buffer == null)
throw new ArgumentNullException("buffer");
if (offset + count < 0)
throw new ArgumentOutOfRangeException("offset + count must not be negative", "offset+count");
if (offset + count > buffer.Length)
throw new ArgumentException("offset + count must not be greater than the length of buffer", "offset+count");
if (disposed)
throw new ObjectDisposedException(typeof(UdpClientStream).ToString());
// This will always receive a 1328 packet size (PacketSize + RtpHeaderSize)
// The RTP header will be stripped so see how many reads we need to make to fill the buffer.
int numReads = count / PacketSize;
int totalBytesRead = 0;
byte[] receiveBuffer = new byte[81920];
for (int i = 0; i < numReads; ++i)
{
var data = await _udpClient.ReceiveAsync(receiveBuffer, 0, receiveBuffer.Length, cancellationToken).ConfigureAwait(false);
var bytesRead = data.ReceivedBytes - RtpHeaderBytes;
// remove rtp header
Buffer.BlockCopy(data.Buffer, RtpHeaderBytes, buffer, offset, bytesRead);
offset += bytesRead;
totalBytesRead += bytesRead;
}
return totalBytesRead;
}
public override int Read(byte[] buffer, int offset, int count)
{
if (buffer == null)
throw new ArgumentNullException("buffer");
if (offset + count < 0)
throw new ArgumentOutOfRangeException("offset + count must not be negative", "offset+count");
if (offset + count > buffer.Length)
throw new ArgumentException("offset + count must not be greater than the length of buffer", "offset+count");
if (disposed)
throw new ObjectDisposedException(typeof(UdpClientStream).ToString());
// This will always receive a 1328 packet size (PacketSize + RtpHeaderSize)
// The RTP header will be stripped so see how many reads we need to make to fill the buffer.
int numReads = count / PacketSize;
int totalBytesRead = 0;
byte[] receiveBuffer = new byte[81920];
for (int i = 0; i < numReads; ++i)
{
var receivedBytes = _udpClient.Receive(receiveBuffer, 0, receiveBuffer.Length);
var bytesRead = receivedBytes - RtpHeaderBytes;
// remove rtp header
Buffer.BlockCopy(receiveBuffer, RtpHeaderBytes, buffer, offset, bytesRead);
offset += bytesRead;
totalBytesRead += bytesRead;
}
return totalBytesRead;
}
protected override void Dispose(bool disposing)
{
disposed = true;
}
public override bool CanRead
{
get
{
throw new NotImplementedException();
}
}
public override bool CanSeek
{
get
{
throw new NotImplementedException();
}
}
public override bool CanWrite
{
get
{
throw new NotImplementedException();
}
}
public override long Length
{
get
{
throw new NotImplementedException();
}
}
public override long Position
{
get
{
throw new NotImplementedException();
}
set
{
throw new NotImplementedException();
}
}
public override void Flush()
{
throw new NotImplementedException();
}
public override long Seek(long offset, SeekOrigin origin)
{
throw new NotImplementedException();
}
public override void SetLength(long value)
{
throw new NotImplementedException();
}
public override void Write(byte[] buffer, int offset, int count)
{
throw new NotImplementedException();
}
}
}
}

10
Emby.Server.Implementations/LiveTv/TunerHosts/MulticastStream.cs
View File

@ -13,7 +13,7 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
{
public class MulticastStream
{
private readonly ConcurrentDictionary<Guid,QueueStream> _outputStreams = new ConcurrentDictionary<Guid, QueueStream>();
private readonly ConcurrentDictionary<Guid, QueueStream> _outputStreams = new ConcurrentDictionary<Guid, QueueStream>();
private const int BufferSize = 81920;
private readonly ILogger _logger;
@ -31,9 +31,11 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
throw new ArgumentNullException("source");
}
while (!cancellationToken.IsCancellationRequested)
while (true)
{
var bytesRead = await source.ReadAsync(buffer, 0, buffer.Length, cancellationToken).ConfigureAwait(false);
cancellationToken.ThrowIfCancellationRequested();
var bytesRead = source.Read(buffer, 0, buffer.Length);
if (bytesRead > 0)
{
@ -41,7 +43,7 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
//if (allStreams.Count == 1)
//{
// await allStreams[0].Value.WriteAsync(buffer, 0, bytesRead).ConfigureAwait(false);
// allStreams[0].Value.Write(buffer, 0, bytesRead);
//}
//else
{

17
Emby.Server.Implementations/LiveTv/TunerHosts/QueueStream.cs
View File

@ -14,7 +14,6 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
{
private readonly Stream _outputStream;
private readonly ConcurrentQueue<Tuple<byte[], int, int>> _queue = new ConcurrentQueue<Tuple<byte[], int, int>>();
private CancellationToken _cancellationToken;
public TaskCompletionSource<bool> TaskCompletion { get; private set; }
public Action<QueueStream> OnFinished { get; set; }
@ -35,8 +34,7 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
public void Start(CancellationToken cancellationToken)
{
_cancellationToken = cancellationToken;
Task.Run(() => StartInternal());
Task.Run(() => StartInternal(cancellationToken));
}
private Tuple<byte[], int, int> Dequeue()
@ -59,14 +57,13 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
}
}
public async Task WriteAsync(byte[] bytes, int offset, int count)
public void Write(byte[] bytes, int offset, int count)
{
//return _outputStream.WriteAsync(bytes, offset, count, cancellationToken);
var cancellationToken = _cancellationToken;
try
{
await _outputStream.WriteAsync(bytes, offset, count, cancellationToken).ConfigureAwait(false);
_outputStream.Write(bytes, offset, count);
}
catch (OperationCanceledException)
{
@ -82,18 +79,18 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts
}
}
private async Task StartInternal()
private async Task StartInternal(CancellationToken cancellationToken)
{
var cancellationToken = _cancellationToken;
try
{
while (true)
{
cancellationToken.ThrowIfCancellationRequested();
var result = Dequeue();
if (result != null)
{
await _outputStream.WriteAsync(result.Item1, result.Item2, result.Item3, cancellationToken).ConfigureAwait(false);
_outputStream.Write(result.Item1, result.Item2, result.Item3);
}
else
{

6
MediaBrowser.Api/Playback/Hls/BaseHlsService.cs
View File

@ -202,7 +202,7 @@ namespace MediaBrowser.Api.Playback.Hls
while (!reader.EndOfStream)
{
var line = await reader.ReadLineAsync().ConfigureAwait(false);
var line = reader.ReadLine();
if (line.IndexOf("#EXTINF:", StringComparison.OrdinalIgnoreCase) != -1)
{
@ -234,11 +234,11 @@ namespace MediaBrowser.Api.Playback.Hls
try
{
return FileSystem.GetFileStream(tmpPath, FileOpenMode.Open, FileAccessMode.Read, FileShareMode.ReadWrite, FileOpenOptions.Asynchronous | FileOpenOptions.SequentialScan);
return FileSystem.GetFileStream(tmpPath, FileOpenMode.Open, FileAccessMode.Read, FileShareMode.ReadWrite, FileOpenOptions.SequentialScan);
}
catch (IOException)
{
return FileSystem.GetFileStream(path, FileOpenMode.Open, FileAccessMode.Read, FileShareMode.ReadWrite, FileOpenOptions.Asynchronous | FileOpenOptions.SequentialScan);
return FileSystem.GetFileStream(path, FileOpenMode.Open, FileAccessMode.Read, FileShareMode.ReadWrite, FileOpenOptions.SequentialScan);
}
}

32
MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs
View File

@ -423,7 +423,7 @@ namespace MediaBrowser.Api.Playback.Hls
return Path.Combine(folder, filename + index.ToString(UsCulture) + GetSegmentFileExtension(state.Request));
}
private async Task<object> GetSegmentResult(StreamState state,
private async Task<object> GetSegmentResult(StreamState state,
string playlistPath,
string segmentPath,
string segmentExtension,
@ -456,26 +456,20 @@ namespace MediaBrowser.Api.Playback.Hls
{
try
{
using (var fileStream = GetPlaylistFileStream(playlistPath))
{
using (var reader = new StreamReader(fileStream, Encoding.UTF8, true, BufferSize))
{
var text = await reader.ReadToEndAsync().ConfigureAwait(false);
var text = FileSystem.ReadAllText(playlistPath, Encoding.UTF8);
// If it appears in the playlist, it's done
if (text.IndexOf(segmentFilename, StringComparison.OrdinalIgnoreCase) != -1)
{
if (!segmentFileExists)
{
segmentFileExists = FileSystem.FileExists(segmentPath);
}
if (segmentFileExists)
{
return await GetSegmentResult(state, segmentPath, segmentIndex, transcodingJob).ConfigureAwait(false);
}
//break;
}
// If it appears in the playlist, it's done
if (text.IndexOf(segmentFilename, StringComparison.OrdinalIgnoreCase) != -1)
{
if (!segmentFileExists)
{
segmentFileExists = FileSystem.FileExists(segmentPath);
}
if (segmentFileExists)
{
return await GetSegmentResult(state, segmentPath, segmentIndex, transcodingJob).ConfigureAwait(false);
}
//break;
}
}
catch (IOException)

4
MediaBrowser.Api/Playback/Progressive/ProgressiveStreamWriter.cs
View File

@ -63,9 +63,7 @@ namespace MediaBrowser.Api.Playback.Progressive
private Stream GetInputStream(bool allowAsyncFileRead)
{
var fileOpenOptions = StartPosition > 0
? FileOpenOptions.RandomAccess
: FileOpenOptions.SequentialScan;
var fileOpenOptions = FileOpenOptions.SequentialScan;
if (allowAsyncFileRead)
{

32
MediaBrowser.Controller/IO/StreamHelper.cs Normal file
View File

@ -0,0 +1,32 @@
using System.IO;
using System.Threading;
using System;
namespace MediaBrowser.Controller.IO
{
public static class StreamHelper
{
public static void CopyTo(Stream source, Stream destination, int bufferSize, CancellationToken cancellationToken)
{
CopyTo(source, destination, bufferSize, null, cancellationToken);
}
public static void CopyTo(Stream source, Stream destination, int bufferSize, Action onStarted, CancellationToken cancellationToken)
{
byte[] buffer = new byte[bufferSize];
int read;
while ((read = source.Read(buffer, 0, buffer.Length)) != 0)
{
cancellationToken.ThrowIfCancellationRequested();
destination.Write(buffer, 0, read);
if (onStarted != null)
{
onStarted();
onStarted = null;
}
}
}
}
}

4
MediaBrowser.Controller/LiveTv/LiveStream.cs
View File

@ -53,9 +53,7 @@ namespace MediaBrowser.Controller.LiveTv
protected Stream GetInputStream(string path, long startPosition, bool allowAsyncFileRead)
{
var fileOpenOptions = startPosition > 0
? FileOpenOptions.RandomAccess
: FileOpenOptions.SequentialScan;
var fileOpenOptions = FileOpenOptions.SequentialScan;
if (allowAsyncFileRead)
{

1
MediaBrowser.Controller/MediaBrowser.Controller.csproj
View File

@ -134,6 +134,7 @@
<Compile Include="Entities\UserViewBuilder.cs" />
<Compile Include="Extensions\StringExtensions.cs" />
<Compile Include="FileOrganization\IFileOrganizationService.cs" />
<Compile Include="IO\StreamHelper.cs" />
<Compile Include="Library\DeleteOptions.cs" />
<Compile Include="Library\ILibraryPostScanTask.cs" />
<Compile Include="Library\IMediaSourceManager.cs" />

2
MediaBrowser.Model/Net/ISocket.cs
View File

@ -16,6 +16,8 @@ namespace MediaBrowser.Model.Net
Task<SocketReceiveResult> ReceiveAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken);
int Receive(byte[] buffer, int offset, int count);
IAsyncResult BeginReceive(byte[] buffer, int offset, int count, AsyncCallback callback);
SocketReceiveResult EndReceive(IAsyncResult result);

4
SocketHttpListener/Net/HttpResponseStream.Managed.cs
View File

@ -357,9 +357,7 @@ namespace SocketHttpListener.Net
// allowAsync = true;
//}
var fileOpenOptions = offset > 0
? FileOpenOptions.RandomAccess
: FileOpenOptions.SequentialScan;
var fileOpenOptions = FileOpenOptions.SequentialScan;
if (allowAsync)
{