Replace != null with is not null

1 files changed, 35 insertions, 35 deletions

diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
index d423a2fbe..7264c5eed 100644
--- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
+++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
@@ -682,7 +682,7 @@ namespace MediaBrowser.Controller.MediaEncoding
 
         public string GetGraphicalSubCanvasSize(EncodingJobInfo state)
         {
-            if (state.SubtitleStream != null
+            if (state.SubtitleStream is not null
                 && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode
                 && !state.SubtitleStream.IsTextSubtitleStream)
             {
@@ -932,7 +932,7 @@ namespace MediaBrowser.Controller.MediaEncoding
                 .Append(GetInputPathArgument(state));
 
             // sub2video for external graphical subtitles
-            if (state.SubtitleStream != null
+            if (state.SubtitleStream is not null
                 && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode
                 && !state.SubtitleStream.IsTextSubtitleStream
                 && state.SubtitleStream.IsExternal)
@@ -963,7 +963,7 @@ namespace MediaBrowser.Controller.MediaEncoding
                 arg.Append(" -i file:\"").Append(subtitlePath).Append('\"');
             }
 
-            if (state.AudioStream != null && state.AudioStream.IsExternal)
+            if (state.AudioStream is not null && state.AudioStream.IsExternal)
             {
                 // Also seek the external audio stream.
                 var seekAudioParam = GetFastSeekCommandLineParameter(state, options, segmentContainer);
@@ -1231,7 +1231,7 @@ namespace MediaBrowser.Controller.MediaEncoding
 
             var maxrate = request.MaxFramerate;
 
-            if (maxrate.HasValue && state.VideoStream != null)
+            if (maxrate.HasValue && state.VideoStream is not null)
             {
                 var contentRate = state.VideoStream.AverageFrameRate ?? state.VideoStream.RealFrameRate;
 
@@ -1981,7 +1981,7 @@ namespace MediaBrowser.Controller.MediaEncoding
         {
             var bitrate = request.VideoBitRate;
 
-            if (videoStream != null)
+            if (videoStream is not null)
             {
                 var isUpscaling = request.Height.HasValue
                     && videoStream.Height.HasValue
@@ -2130,7 +2130,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             // Boost volume to 200% when downsampling from 6ch to 2ch
             if (channels.HasValue
                 && channels.Value <= 2
-                && state.AudioStream != null
+                && state.AudioStream is not null
                 && state.AudioStream.Channels.HasValue
                 && state.AudioStream.Channels.Value > 5
                 && !encodingOptions.DownMixAudioBoost.Equals(1))
@@ -2139,7 +2139,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             }
 
             var isCopyingTimestamps = state.CopyTimestamps || state.TranscodingType != TranscodingJobType.Progressive;
-            if (state.SubtitleStream != null && state.SubtitleStream.IsTextSubtitleStream && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode && !isCopyingTimestamps)
+            if (state.SubtitleStream is not null && state.SubtitleStream.IsTextSubtitleStream && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode && !isCopyingTimestamps)
             {
                 var seconds = TimeSpan.FromTicks(state.StartTimeTicks ?? 0).TotalSeconds;
 
@@ -2326,20 +2326,20 @@ namespace MediaBrowser.Controller.MediaEncoding
             }
 
             // We have media info, but we don't know the stream index
-            if (state.VideoStream != null && state.VideoStream.Index == -1)
+            if (state.VideoStream is not null && state.VideoStream.Index == -1)
             {
                 return "-sn";
             }
 
             // We have media info, but we don't know the stream index
-            if (state.AudioStream != null && state.AudioStream.Index == -1)
+            if (state.AudioStream is not null && state.AudioStream.Index == -1)
             {
                 return state.IsInputVideo ? "-sn" : string.Empty;
             }
 
             var args = string.Empty;
 
-            if (state.VideoStream != null)
+            if (state.VideoStream is not null)
             {
                 int videoStreamIndex = FindIndex(state.MediaSource.MediaStreams, state.VideoStream);
 
@@ -2354,12 +2354,12 @@ namespace MediaBrowser.Controller.MediaEncoding
                 args += "-vn";
             }
 
-            if (state.AudioStream != null)
+            if (state.AudioStream is not null)
             {
                 int audioStreamIndex = FindIndex(state.MediaSource.MediaStreams, state.AudioStream);
                 if (state.AudioStream.IsExternal)
                 {
-                    bool hasExternalGraphicsSubs = state.SubtitleStream != null
+                    bool hasExternalGraphicsSubs = state.SubtitleStream is not null
                         && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode
                         && state.SubtitleStream.IsExternal
                         && !state.SubtitleStream.IsTextSubtitleStream;
@@ -2427,7 +2427,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             {
                 var stream = streams.FirstOrDefault(s => s.Index == desiredIndex.Value);
 
-                if (stream != null)
+                if (stream is not null)
                 {
                     return stream;
                 }
@@ -2875,7 +2875,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             var doDeintHevc = state.DeInterlace("h265", true) || state.DeInterlace("hevc", true);
             var doDeintH2645 = doDeintH264 || doDeintHevc;
 
-            var hasSubs = state.SubtitleStream != null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
+            var hasSubs = state.SubtitleStream is not null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
             var hasTextSubs = hasSubs && state.SubtitleStream.IsTextSubtitleStream;
             var hasGraphicalSubs = hasSubs && !state.SubtitleStream.IsTextSubtitleStream;
 
@@ -2990,7 +2990,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             var doDeintH2645 = doDeintH264 || doDeintHevc;
             var doCuTonemap = IsHwTonemapAvailable(state, options);
 
-            var hasSubs = state.SubtitleStream != null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
+            var hasSubs = state.SubtitleStream is not null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
             var hasTextSubs = hasSubs && state.SubtitleStream.IsTextSubtitleStream;
             var hasGraphicalSubs = hasSubs && !state.SubtitleStream.IsTextSubtitleStream;
             var hasAssSubs = hasSubs
@@ -3180,7 +3180,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             var doDeintH2645 = doDeintH264 || doDeintHevc;
             var doOclTonemap = IsHwTonemapAvailable(state, options);
 
-            var hasSubs = state.SubtitleStream != null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
+            var hasSubs = state.SubtitleStream is not null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
             var hasTextSubs = hasSubs && state.SubtitleStream.IsTextSubtitleStream;
             var hasGraphicalSubs = hasSubs && !state.SubtitleStream.IsTextSubtitleStream;
             var hasAssSubs = hasSubs
@@ -3402,7 +3402,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             var doDeintH2645 = doDeintH264 || doDeintHevc;
             var doOclTonemap = IsHwTonemapAvailable(state, options);
 
-            var hasSubs = state.SubtitleStream != null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
+            var hasSubs = state.SubtitleStream is not null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
             var hasTextSubs = hasSubs && state.SubtitleStream.IsTextSubtitleStream;
             var hasGraphicalSubs = hasSubs && !state.SubtitleStream.IsTextSubtitleStream;
             var hasAssSubs = hasSubs
@@ -3605,7 +3605,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             var doTonemap = doVaVppTonemap || doOclTonemap;
             var doDeintH2645 = doDeintH264 || doDeintHevc;
 
-            var hasSubs = state.SubtitleStream != null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
+            var hasSubs = state.SubtitleStream is not null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
             var hasTextSubs = hasSubs && state.SubtitleStream.IsTextSubtitleStream;
             var hasGraphicalSubs = hasSubs && !state.SubtitleStream.IsTextSubtitleStream;
             var hasAssSubs = hasSubs
@@ -3882,7 +3882,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             var doTonemap = doVaVppTonemap || doOclTonemap;
             var doDeintH2645 = doDeintH264 || doDeintHevc;
 
-            var hasSubs = state.SubtitleStream != null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
+            var hasSubs = state.SubtitleStream is not null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
             var hasTextSubs = hasSubs && state.SubtitleStream.IsTextSubtitleStream;
             var hasGraphicalSubs = hasSubs && !state.SubtitleStream.IsTextSubtitleStream;
             var hasAssSubs = hasSubs
@@ -4078,7 +4078,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             var doVkTonemap = IsVulkanHwTonemapAvailable(state, options);
             var doDeintH2645 = doDeintH264 || doDeintHevc;
 
-            var hasSubs = state.SubtitleStream != null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
+            var hasSubs = state.SubtitleStream is not null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
             var hasTextSubs = hasSubs && state.SubtitleStream.IsTextSubtitleStream;
             var hasGraphicalSubs = hasSubs && !state.SubtitleStream.IsTextSubtitleStream;
             var hasAssSubs = hasSubs
@@ -4277,7 +4277,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             var doDeintH2645 = doDeintH264 || doDeintHevc;
             var doOclTonemap = IsHwTonemapAvailable(state, options);
 
-            var hasSubs = state.SubtitleStream != null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
+            var hasSubs = state.SubtitleStream is not null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
             var hasTextSubs = hasSubs && state.SubtitleStream.IsTextSubtitleStream;
             var hasGraphicalSubs = hasSubs && !state.SubtitleStream.IsTextSubtitleStream;
 
@@ -4445,7 +4445,7 @@ namespace MediaBrowser.Controller.MediaEncoding
                 return string.Empty;
             }
 
-            var hasSubs = state.SubtitleStream != null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
+            var hasSubs = state.SubtitleStream is not null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
             var hasTextSubs = hasSubs && state.SubtitleStream.IsTextSubtitleStream;
             var hasGraphicalSubs = hasSubs && !state.SubtitleStream.IsTextSubtitleStream;
 
@@ -4495,7 +4495,7 @@ namespace MediaBrowser.Controller.MediaEncoding
 
             if (overlayFilters?.Count > 0
                 && subFilters?.Count > 0
-                && state.SubtitleStream != null)
+                && state.SubtitleStream is not null)
             {
                 // overlay graphical/text subtitles
                 var subStr = string.Format(
@@ -4582,7 +4582,7 @@ namespace MediaBrowser.Controller.MediaEncoding
         public static int GetVideoColorBitDepth(EncodingJobInfo state)
         {
             var videoStream = state.VideoStream;
-            if (videoStream != null)
+            if (videoStream is not null)
             {
                 if (videoStream.BitDepth.HasValue)
                 {
@@ -5196,7 +5196,7 @@ namespace MediaBrowser.Controller.MediaEncoding
 #nullable disable
         public void TryStreamCopy(EncodingJobInfo state)
         {
-            if (state.VideoStream != null && CanStreamCopyVideo(state, state.VideoStream))
+            if (state.VideoStream is not null && CanStreamCopyVideo(state, state.VideoStream))
             {
                 state.OutputVideoCodec = "copy";
             }
@@ -5205,13 +5205,13 @@ namespace MediaBrowser.Controller.MediaEncoding
                 var user = state.User;
 
                 // If the user doesn't have access to transcoding, then force stream copy, regardless of whether it will be compatible or not
-                if (user != null && !user.HasPermission(PermissionKind.EnableVideoPlaybackTranscoding))
+                if (user is not null && !user.HasPermission(PermissionKind.EnableVideoPlaybackTranscoding))
                 {
                     state.OutputVideoCodec = "copy";
                 }
             }
 
-            if (state.AudioStream != null
+            if (state.AudioStream is not null
                 && CanStreamCopyAudio(state, state.AudioStream, state.SupportedAudioCodecs))
             {
                 state.OutputAudioCodec = "copy";
@@ -5221,7 +5221,7 @@ namespace MediaBrowser.Controller.MediaEncoding
                 var user = state.User;
 
                 // If the user doesn't have access to transcoding, then force stream copy, regardless of whether it will be compatible or not
-                if (user != null && !user.HasPermission(PermissionKind.EnableAudioPlaybackTranscoding))
+                if (user is not null && !user.HasPermission(PermissionKind.EnableAudioPlaybackTranscoding))
                 {
                     state.OutputAudioCodec = "copy";
                 }
@@ -5418,7 +5418,7 @@ namespace MediaBrowser.Controller.MediaEncoding
                 state.SubtitleDeliveryMethod = videoRequest.SubtitleMethod;
                 state.AudioStream = GetMediaStream(mediaStreams, videoRequest.AudioStreamIndex, MediaStreamType.Audio);
 
-                if (state.SubtitleStream != null && !state.SubtitleStream.IsExternal)
+                if (state.SubtitleStream is not null && !state.SubtitleStream.IsExternal)
                 {
                     state.InternalSubtitleStreamOffset = mediaStreams.Where(i => i.Type == MediaStreamType.Subtitle && !i.IsExternal).ToList().IndexOf(state.SubtitleStream);
                 }
@@ -5436,7 +5436,7 @@ namespace MediaBrowser.Controller.MediaEncoding
 
             var request = state.BaseRequest;
             var supportedAudioCodecs = state.SupportedAudioCodecs;
-            if (request != null && supportedAudioCodecs != null && supportedAudioCodecs.Length > 0)
+            if (request is not null && supportedAudioCodecs is not null && supportedAudioCodecs.Length > 0)
             {
                 var supportedAudioCodecsList = supportedAudioCodecs.ToList();
 
@@ -5449,7 +5449,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             }
 
             var supportedVideoCodecs = state.SupportedVideoCodecs;
-            if (request != null && supportedVideoCodecs != null && supportedVideoCodecs.Length > 0)
+            if (request is not null && supportedVideoCodecs is not null && supportedVideoCodecs.Length > 0)
             {
                 var supportedVideoCodecsList = supportedVideoCodecs.ToList();
 
@@ -5617,7 +5617,7 @@ namespace MediaBrowser.Controller.MediaEncoding
 
             if (IsCopyCodec(videoCodec))
             {
-                if (state.VideoStream != null
+                if (state.VideoStream is not null
                     && string.Equals(state.OutputContainer, "ts", StringComparison.OrdinalIgnoreCase)
                     && !string.Equals(state.VideoStream.NalLengthSize, "0", StringComparison.OrdinalIgnoreCase))
                 {
@@ -5647,7 +5647,7 @@ namespace MediaBrowser.Controller.MediaEncoding
 
                 args += keyFrameArg;
 
-                var hasGraphicalSubs = state.SubtitleStream != null && !state.SubtitleStream.IsTextSubtitleStream && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
+                var hasGraphicalSubs = state.SubtitleStream is not null && !state.SubtitleStream.IsTextSubtitleStream && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
 
                 var hasCopyTs = false;
 
@@ -5667,7 +5667,7 @@ namespace MediaBrowser.Controller.MediaEncoding
 
                     args += " -avoid_negative_ts disabled";
 
-                    if (!(state.SubtitleStream != null && state.SubtitleStream.IsExternal && !state.SubtitleStream.IsTextSubtitleStream))
+                    if (!(state.SubtitleStream is not null && state.SubtitleStream.IsExternal && !state.SubtitleStream.IsTextSubtitleStream))
                     {
                         args += " -start_at_zero";
                     }
@@ -5694,7 +5694,7 @@ namespace MediaBrowser.Controller.MediaEncoding
         public string GetProgressiveVideoAudioArguments(EncodingJobInfo state, EncodingOptions encodingOptions)
         {
             // If the video doesn't have an audio stream, return a default.
-            if (state.AudioStream is null && state.VideoStream != null)
+            if (state.AudioStream is null && state.VideoStream is not null)
             {
                 return string.Empty;
             }