qsv and logging fixes (#637)

* improve pipeline logging

* fix qsv acceleration

* fix qsv parameter order

ErsatzTV.Core/FFmpeg/FFmpegLibraryProcessService.cs

@@ -226,12 +226,21 @@ public class FFmpegLibraryProcessService : IFFmpegProcessService
     {
         var pipelineBuilder = new PipelineBuilder(inputFiles, FileSystemLayout.FFmpegReportsFolder, _logger);
 
-        IList<IPipelineStep> pipelineSteps = pipelineBuilder.Build(desiredState);
+        FFmpegPipeline pipeline = pipelineBuilder.Build(desiredState);
 
-        _logger.LogDebug("FFmpeg pipeline {PipelineSteps}", pipelineSteps.Map(ps => ps.GetType().Name));
+        IEnumerable<string> loggedSteps = pipeline.PipelineSteps.Map(ps => ps.GetType().Name);
+        IEnumerable<string> loggedVideoFilters = pipeline.VideoFilterSteps.Map(vf => vf.GetType().Name);
+        IEnumerable<string> loggedAudioFilters = pipeline.AudioFilterSteps.Map(af => af.GetType().Name);
 
-        IList<EnvironmentVariable> environmentVariables = CommandGenerator.GenerateEnvironmentVariables(pipelineSteps);
-        IList<string> arguments = CommandGenerator.GenerateArguments(inputFiles, pipelineSteps);
+        _logger.LogDebug(
+            "FFmpeg pipeline {PipelineSteps}, {AudioFilters}, {VideoFilters}",
+            loggedSteps,
+            loggedAudioFilters,
+            loggedVideoFilters
+        );
+
+        IList<EnvironmentVariable> environmentVariables = CommandGenerator.GenerateEnvironmentVariables(pipeline.PipelineSteps);
+        IList<string> arguments = CommandGenerator.GenerateArguments(inputFiles, pipeline.PipelineSteps);
 
         var startInfo = new ProcessStartInfo
         {

ErsatzTV.FFmpeg.Tests/PipelineBuilderTests.cs

@@ -64,9 +64,9 @@ public class PipelineGeneratorTests
             0);
 
         var builder = new PipelineBuilder(inputFiles, "", _logger);
-        IList<IPipelineStep> result = builder.Build(desiredState);
+        FFmpegPipeline result = builder.Build(desiredState);
 
-        result.Should().HaveCountGreaterThan(0);
+        result.PipelineSteps.Should().HaveCountGreaterThan(0);
 
         PrintCommand(inputFiles, result);
     }
@@ -120,9 +120,9 @@ public class PipelineGeneratorTests
             0);
 
         var builder = new PipelineBuilder(inputFiles, "", _logger);
-        IList<IPipelineStep> result = builder.Build(desiredState);
+        FFmpegPipeline result = builder.Build(desiredState);
 
-        result.Should().HaveCountGreaterThan(0);
+        result.PipelineSteps.Should().HaveCountGreaterThan(0);
 
         PrintCommand(inputFiles, result);
     }
@@ -139,16 +139,16 @@ public class PipelineGeneratorTests
         };
 
         var builder = new PipelineBuilder(inputFiles, "", _logger);
-        IList<IPipelineStep> result = builder.Build(desiredState);
+        FFmpegPipeline result = builder.Build(desiredState);
 
-        result.Should().HaveCountGreaterThan(0);
+        result.PipelineSteps.Should().HaveCountGreaterThan(0);
 
         PrintCommand(inputFiles, result);
     }
 
-    private static void PrintCommand(IEnumerable<InputFile> inputFiles, IList<IPipelineStep> pipeline)
+    private static void PrintCommand(IEnumerable<InputFile> inputFiles, FFmpegPipeline pipeline)
     {
-        IList<string> arguments = CommandGenerator.GenerateArguments(inputFiles, pipeline);
+        IList<string> arguments = CommandGenerator.GenerateArguments(inputFiles, pipeline.PipelineSteps);
         Console.WriteLine($"Generated command: ffmpeg {string.Join(" ", arguments)}");
     }
 }

ErsatzTV.FFmpeg/FFmpegPipeline.cs

@@ -0,0 +1,6 @@
+namespace ErsatzTV.FFmpeg;
+
+public record FFmpegPipeline(
+    IList<IPipelineStep> PipelineSteps,
+    IList<IPipelineFilterStep> VideoFilterSteps,
+    IList<IPipelineFilterStep> AudioFilterSteps);

ErsatzTV.FFmpeg/Option/HardwareAcceleration/QsvHardwareAccelerationOption.cs

@@ -11,11 +11,25 @@ public class QsvHardwareAccelerationOption : GlobalOption
         FFmpegFormat.P010LE
     };
 
-    public override IList<string> GlobalOptions => new List<string>
+    public override IList<string> GlobalOptions
     {
-        "-hwaccel", "qsv",
-        "-init_hw_device", "qsv=qsv:MFX_IMPL_hw_any"
-    };
+        get
+        {
+            string[] initDevices = OperatingSystem.IsWindows()
+                ? new[] { "-init_hw_device", "qsv=hw:hw,child_device_type=dxva2", "-filter_hw_device", "hw" }
+                : new[] { "-init_hw_device", "qsv=hw", "-filter_hw_device", "hw" };
+
+            var result = new List<string>
+            {
+                "-hwaccel", "qsv",
+                "-hwaccel_output_format", "qsv"
+            };
+
+            result.AddRange(initDevices);
+
+            return result;
+        }
+    }
 
     // qsv encoders want nv12
     public override FrameState NextState(FrameState currentState)
@@ -29,13 +43,9 @@ public class QsvHardwareAccelerationOption : GlobalOption
                 return result;
             }
 
-            return currentState with { PixelFormat = new PixelFormatNv12(pixelFormat.Name) };
+            return result with { PixelFormat = new PixelFormatNv12(pixelFormat.Name) };
         }
 
-        return currentState with
-        {
-            HardwareAccelerationMode = HardwareAccelerationMode.Qsv,
-            PixelFormat = new PixelFormatNv12(new PixelFormatUnknown().Name)
-        };
+        return result with { PixelFormat = new PixelFormatNv12(new PixelFormatUnknown().Name) };
     }
 }

ErsatzTV.FFmpeg/PipelineBuilder.cs

@@ -44,7 +44,7 @@ public class PipelineBuilder
         _logger = logger;
     }
 
-    public IList<IPipelineStep> Build(FrameState desiredState)
+    public FFmpegPipeline Build(FrameState desiredState)
     {
         var allVideoStreams = _inputFiles.SelectMany(f => f.Streams)
             .Filter(s => s.Kind == StreamKind.Video)
@@ -499,7 +499,7 @@ public class PipelineBuilder
             }
         }
 
-        return _pipelineSteps;
+        return new FFmpegPipeline(_pipelineSteps, _videoFilterSteps, _audioFilterSteps);
     }
 
     private static bool IsDesiredVideoState(FrameState currentState, FrameState desiredState)