1 files changed, 13 insertions, 12 deletions
diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
index 09080e7b2..feb5883e5 100644
--- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
+++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
@@ -10,8 +12,6 @@ using System.Text;
 using System.Text.RegularExpressions;
 using System.Threading;
 using Jellyfin.Data.Enums;
-using MediaBrowser.Controller.Entities;
-using MediaBrowser.Controller.Extensions;
 using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Dlna;
 using MediaBrowser.Model.Dto;
@@ -27,9 +27,7 @@ namespace MediaBrowser.Controller.MediaEncoding
         private static readonly CultureInfo _usCulture = new CultureInfo("en-US");
 
         private readonly IMediaEncoder _mediaEncoder;
-        private readonly IFileSystem _fileSystem;
         private readonly ISubtitleEncoder _subtitleEncoder;
-        private readonly IConfiguration _configuration;
 
         private static readonly string[] _videoProfiles = new[]
         {
@@ -44,14 +42,10 @@ namespace MediaBrowser.Controller.MediaEncoding
 
         public EncodingHelper(
             IMediaEncoder mediaEncoder,
-            IFileSystem fileSystem,
-            ISubtitleEncoder subtitleEncoder,
-            IConfiguration configuration)
+            ISubtitleEncoder subtitleEncoder)
         {
             _mediaEncoder = mediaEncoder;
-            _fileSystem = fileSystem;
             _subtitleEncoder = subtitleEncoder;
-            _configuration = configuration;
         }
 
         public string GetH264Encoder(EncodingJobInfo state, EncodingOptions encodingOptions)
@@ -313,6 +307,12 @@ namespace MediaBrowser.Controller.MediaEncoding
                 return null;
             }
 
+            // ISO files don't have an ffmpeg format
+            if (string.Equals(container, "iso", StringComparison.OrdinalIgnoreCase))
+            {
+                return null;
+            }
+
             return container;
         }
 
@@ -596,7 +596,8 @@ namespace MediaBrowser.Controller.MediaEncoding
                     && string.Equals(encodingOptions.HardwareAccelerationType, "nvenc", StringComparison.OrdinalIgnoreCase)
                     && isNvdecDecoder)
                 {
-                    arg.Append("-hwaccel_output_format cuda -autorotate 0 ");
+                    // Fix for 'No decoder surfaces left' error. https://trac.ffmpeg.org/ticket/7562
+                    arg.Append("-hwaccel_output_format cuda -extra_hw_frames 3 -autorotate 0 ");
                 }
 
                 if (state.IsVideoRequest
@@ -1070,7 +1071,6 @@ namespace MediaBrowser.Controller.MediaEncoding
             else if (string.Equals(videoEncoder, "h264_nvenc", StringComparison.OrdinalIgnoreCase) // h264 (h264_nvenc)
                      || string.Equals(videoEncoder, "hevc_nvenc", StringComparison.OrdinalIgnoreCase)) // hevc (hevc_nvenc)
             {
-                // following preset will be deprecated in ffmpeg 4.4, use p1~p7 instead.
                 switch (encodingOptions.EncoderPreset)
                 {
                     case "veryslow":
@@ -1251,7 +1251,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             }
 
             if (string.Equals(videoEncoder, "h264_amf", StringComparison.OrdinalIgnoreCase)
-                && profile.Contains("constrainedbaseline", StringComparison.OrdinalIgnoreCase))
+                && profile.Contains("baseline", StringComparison.OrdinalIgnoreCase))
             {
                 profile = "constrained_baseline";
             }
@@ -2933,6 +2933,7 @@ namespace MediaBrowser.Controller.MediaEncoding
 
             return threads;
         }
+
 #nullable disable
         public void TryStreamCopy(EncodingJobInfo state)
         {