added HDR to SDR

VideoNodes/FfmpegBuilderNodes/Video/FfmpegBuilderHdrToSdr.cs

@@ -0,0 +1,26 @@
+namespace FileFlows.VideoNodes.FfmpegBuilderNodes
+{
+    public class FfmpegBuilderHdrToSdr : FfmpegBuilderNode
+    {
+        public override int Outputs => 2;
+        public override int Execute(NodeParameters args)
+        {
+            base.Init(args);
+
+            var videoInfo = GetVideoInfo(args);
+            if (videoInfo == null || videoInfo.VideoStreams?.Any() != true)
+                return -1;
+
+            var vidStream = Model.VideoStreams?.Where(x => x.Deleted == false && x.Stream?.HDR == true).FirstOrDefault();
+            if (vidStream == null)
+            {
+                args.Logger.ILog("No HDR video stream found");
+                return 2;
+            }
+
+            vidStream.Filter.Add("zscale=t=linear:npl=100,format=gbrpf32le,zscale=p=bt709,tonemap=tonemap=hable:desat=0,zscale=t=bt709:m=bt709:r=tv,format=yuv420p");
+
+            return 1;
+        }
+    }
+}

VideoNodes/Tests/FfmpegBuilderTests/FfmpegBuilder_BasicTests.cs

@@ -702,6 +702,32 @@ namespace FileFlows.VideoNodes.Tests.FfmpegBuilderTests
             string log = logger.ToString();
             Assert.AreEqual(1, result);
         }
+
+        [TestMethod]
+        public void FfmpegBuilder_HdrToSdr()
+        {
+            const string file = @"D:\videos\unprocessed\hdr.mkv";
+            var logger = new TestLogger();
+            const string ffmpeg = @"C:\utils\ffmpeg\ffmpeg.exe";
+            var vi = new VideoInfoHelper(ffmpeg, logger);
+            var vii = vi.Read(file);
+            var args = new NodeParameters(file, logger, false, string.Empty);
+            args.GetToolPathActual = (string tool) => ffmpeg;
+            args.TempPath = @"D:\videos\temp";
+            args.Parameters.Add("VideoInfo", vii);
+
+            FfmpegBuilderStart ffStart = new();
+            Assert.AreEqual(1, ffStart.Execute(args));
+
+            FfmpegBuilderHdrToSdr ffHdrToSdr= new();
+            Assert.AreEqual(1, ffHdrToSdr.Execute(args));
+
+            FfmpegBuilderExecutor ffExecutor = new();
+            int result = ffExecutor.Execute(args);
+
+            string log = logger.ToString();
+            Assert.AreEqual(1, result);
+        }
     }
 }
 

VideoNodes/VideoInfo.cs

@@ -40,6 +40,11 @@ namespace FileFlows.VideoNodes
         public string Codec { get; set; } = "";
 
         public string IndexString { get; set; }
+
+        /// <summary>
+        /// Gets or sets if the stream is HDR
+        /// </summary>
+        public bool HDR { get; set; }
     }
 
     public class VideoStream : VideoFileStream

VideoNodes/VideoInfoHelper.cs

@@ -223,6 +223,8 @@ namespace FileFlows.VideoNodes
                 logger?.ILog("Failed to read duration for VideoStream: " + info);
             }
 
+            vs.HDR = info.Contains("bt2020nc") && info.Contains("smpte2084");
+
             return vs;
         }
 

VideoNodes/VideoNodes.en.json

@@ -286,6 +286,14 @@
             "2": "No commercials detected"
           }
         },
+        "FfmpegBuilderHdrToSdr": {
+          "Label": "FFMPEG Builder: HDR to SDR",
+          "Description": "Checks if a video stream is HDR and if it is updates the FFMPEG Builder to convert it to SDR",
+          "Outputs": {
+            "1": "HDR stream detected and updated FFMPEG Builder to convert",
+            "2": "No HDR stream found"
+          }
+        },
         "FfmpegBuilderSubtitleFormatRemover": {
           "Label": "FFMPEG Builder: Subtitle Format Remover",
           "Description": "Removes subtitles from a video file if found.",

build/utils/spellcheck/ignoredwords.txt

@@ -65,4 +65,6 @@ doesn''t
 %
 eng
 remux
-Scaler
+Scaler
+SDR
+HDR