From 539fecd08b752a50ebdbcef45b51a998f1390167 Mon Sep 17 00:00:00 2001
From: Luke Pulverenti <luke.pulverenti@gmail.com>
Date: Thu, 28 Sep 2017 13:04:06 -0400
Subject: rework live stream creation

---
 MediaBrowser.Controller/IO/StreamHelper.cs         |  5 --
 MediaBrowser.Controller/LiveTv/ILiveTvManager.cs   |  2 +-
 MediaBrowser.Controller/LiveTv/ITunerHost.cs       | 15 +++-
 MediaBrowser.Controller/LiveTv/LiveStream.cs       | 87 ----------------------
 .../MediaBrowser.Controller.csproj                 |  1 -
 5 files changed, 15 insertions(+), 95 deletions(-)
 delete mode 100644 MediaBrowser.Controller/LiveTv/LiveStream.cs

(limited to 'MediaBrowser.Controller')

diff --git a/MediaBrowser.Controller/IO/StreamHelper.cs b/MediaBrowser.Controller/IO/StreamHelper.cs
index af97a0233..106fec41f 100644
--- a/MediaBrowser.Controller/IO/StreamHelper.cs
+++ b/MediaBrowser.Controller/IO/StreamHelper.cs
@@ -6,11 +6,6 @@ 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];
diff --git a/MediaBrowser.Controller/LiveTv/ILiveTvManager.cs b/MediaBrowser.Controller/LiveTv/ILiveTvManager.cs
index 42c31c629..be85e115c 100644
--- a/MediaBrowser.Controller/LiveTv/ILiveTvManager.cs
+++ b/MediaBrowser.Controller/LiveTv/ILiveTvManager.cs
@@ -383,7 +383,7 @@ namespace MediaBrowser.Controller.LiveTv
         event EventHandler<GenericEventArgs<TimerEventInfo>> SeriesTimerCreated;
 
         string GetEmbyTvActiveRecordingPath(string id);
-        Task<LiveStream> GetEmbyTvLiveStream(string id);
+        Task<ILiveStream> GetEmbyTvLiveStream(string id);
 
         ActiveRecordingInfo GetActiveRecordingInfo(string path);
 
diff --git a/MediaBrowser.Controller/LiveTv/ITunerHost.cs b/MediaBrowser.Controller/LiveTv/ITunerHost.cs
index fc344298b..2019259c5 100644
--- a/MediaBrowser.Controller/LiveTv/ITunerHost.cs
+++ b/MediaBrowser.Controller/LiveTv/ITunerHost.cs
@@ -36,7 +36,7 @@ namespace MediaBrowser.Controller.LiveTv
         /// <param name="streamId">The stream identifier.</param>
         /// <param name="cancellationToken">The cancellation token.</param>
         /// <returns>Task&lt;MediaSourceInfo&gt;.</returns>
-        Task<LiveStream> GetChannelStream(string channelId, string streamId, CancellationToken cancellationToken);
+        Task<ILiveStream> GetChannelStream(string channelId, string streamId, CancellationToken cancellationToken);
         /// <summary>
         /// Gets the channel stream media sources.
         /// </summary>
@@ -56,4 +56,17 @@ namespace MediaBrowser.Controller.LiveTv
         /// <returns>Task.</returns>
         Task Validate(TunerHostInfo info);
     }
+
+    public interface ILiveStream
+    {
+        Task Open(CancellationToken cancellationToken);
+        Task Close();
+        int ConsumerCount { get; }
+        string OriginalStreamId { get; set; }
+        bool EnableStreamSharing { get; set; }
+        ITunerHost TunerHost { get; set; }
+        MediaSourceInfo OpenedMediaSource { get; set; }
+        string UniqueId { get; }
+        List<string> SharedStreamIds { get; }
+    }
 }
diff --git a/MediaBrowser.Controller/LiveTv/LiveStream.cs b/MediaBrowser.Controller/LiveTv/LiveStream.cs
deleted file mode 100644
index 20947462e..000000000
--- a/MediaBrowser.Controller/LiveTv/LiveStream.cs
+++ /dev/null
@@ -1,87 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.IO;
-using System.Threading;
-using System.Threading.Tasks;
-using MediaBrowser.Model.Dto;
-using MediaBrowser.Model.IO;
-using MediaBrowser.Model.System;
-
-namespace MediaBrowser.Controller.LiveTv
-{
-    public class LiveStream
-    {
-        public MediaSourceInfo OriginalMediaSource { get; set; }
-        public MediaSourceInfo OpenedMediaSource { get; set; }
-        public int ConsumerCount
-        {
-            get { return SharedStreamIds.Count; }
-        }
-        public ITunerHost TunerHost { get; set; }
-        public string OriginalStreamId { get; set; }
-        public bool EnableStreamSharing { get; set; }
-        public string UniqueId = Guid.NewGuid().ToString("N");
-
-        public List<string> SharedStreamIds = new List<string>();
-        protected readonly IEnvironmentInfo Environment;
-        protected readonly IFileSystem FileSystem;
-        const int StreamCopyToBufferSize = 81920;
-
-        public LiveStream(MediaSourceInfo mediaSource, IEnvironmentInfo environment, IFileSystem fileSystem)
-        {
-            OriginalMediaSource = mediaSource;
-            Environment = environment;
-            FileSystem = fileSystem;
-            OpenedMediaSource = mediaSource;
-            EnableStreamSharing = true;
-        }
-
-        public Task Open(CancellationToken cancellationToken)
-        {
-            return OpenInternal(cancellationToken);
-        }
-
-        protected virtual Task OpenInternal(CancellationToken cancellationToken)
-        {
-            return Task.FromResult(true);
-        }
-
-        public virtual Task Close()
-        {
-            return Task.FromResult(true);
-        }
-
-        protected Stream GetInputStream(string path, bool allowAsyncFileRead)
-        {
-            var fileOpenOptions = FileOpenOptions.SequentialScan;
-
-            if (allowAsyncFileRead)
-            {
-                fileOpenOptions |= FileOpenOptions.Asynchronous;
-            }
-
-            return FileSystem.GetFileStream(path, FileOpenMode.Open, FileAccessMode.Read, FileShareMode.ReadWrite, fileOpenOptions);
-        }
-
-        protected async Task DeleteTempFile(string path, int retryCount = 0)
-        {
-            try
-            {
-                FileSystem.DeleteFile(path);
-                return;
-            }
-            catch
-            {
-
-            }
-
-            if (retryCount > 20)
-            {
-                return;
-            }
-
-            await Task.Delay(500).ConfigureAwait(false);
-            await DeleteTempFile(path, retryCount + 1).ConfigureAwait(false);
-        }
-    }
-}
diff --git a/MediaBrowser.Controller/MediaBrowser.Controller.csproj b/MediaBrowser.Controller/MediaBrowser.Controller.csproj
index 5ef763b62..b33993859 100644
--- a/MediaBrowser.Controller/MediaBrowser.Controller.csproj
+++ b/MediaBrowser.Controller/MediaBrowser.Controller.csproj
@@ -145,7 +145,6 @@
     <Compile Include="Library\UserDataSaveEventArgs.cs" />
     <Compile Include="LiveTv\IListingsProvider.cs" />
     <Compile Include="LiveTv\ITunerHost.cs" />
-    <Compile Include="LiveTv\LiveStream.cs" />
     <Compile Include="LiveTv\RecordingGroup.cs" />
     <Compile Include="LiveTv\RecordingStatusChangedEventArgs.cs" />
     <Compile Include="LiveTv\ILiveTvRecording.cs" />
-- 
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