Added option to H265/AC3 to normalize audio

VideoNodes/VideoNodes.en.json

@@ -30,17 +30,21 @@
                 }
             },
             "Video_H265_AC3":{
-                "Description":"This will ensure all videos are encoded in H265 (if not already encoded) and that AC3 audio is the first audio channel\n\nOutput 1: Video was processed\nOutput 2: No processing required",
-                "Fields":{
-                    "Language":"Language",
-                    "Language-Help":"Optional ISO 639-2 language code to use.  Will attempt to find an audio track with this language code if not the best audio track will be used.\nhttps://en.wikipedia.org/wiki/List_of_ISO_639-2_codes",
-                    "Crf":"Constant Rate Factor",
-                    "Crf-Help":"Refer to ffmpeg for more details, the lower the value the bigger the file.  A good value is around 19-23.  Default is 21.",
-                    "NvidiaEncoding":"NVIDIA Encoding",
-                    "NvidiaEncoding-Help":"If NVIDIA hardware encoding should be used.  If you do not have a supported NVIDIA card the encoding will fail.",
-                    "Threads":"Threads",
-                    "Threads-Help":"Only used if not using NVIDIA.  If set to 0, the threads will use FFMpegs defaults."
-                }
+              "Description":"This will ensure all videos are encoded in H265 (if not already encoded) and that AC3 audio is the first audio channel\n\nOutput 1: Video was processed\nOutput 2: No processing required",
+              "Fields": {
+                "Language": "Language",
+                "Language-Help": "Optional ISO 639-2 language code to use.  Will attempt to find an audio track with this language code if not the best audio track will be used.\nhttps://en.wikipedia.org/wiki/List_of_ISO_639-2_codes",
+                "Crf": "Constant Rate Factor",
+                "Crf-Help": "Refer to ffmpeg for more details, the lower the value the bigger the file.  A good value is around 19-23.  Default is 21.",
+                "NvidiaEncoding": "NVIDIA Encoding",
+                "NvidiaEncoding-Help": "If NVIDIA hardware encoding should be used.  If you do not have a supported NVIDIA card the encoding will fail.",
+                "Threads": "Threads",
+                "Threads-Help": "Only used if not using NVIDIA.  If set to 0, the threads will use FFMpegs defaults.",
+                "NormalizeAudio": "Normalize Audio",
+                "NormalizeAudio-Help": "If the audio track should have its volume level normalized",
+                "ForceRencode": "Force Rencode",
+                "ForceRencode-Help": "If the video should always be reencoded regardless if it already is in H265/AC3"
+              }
             },
             "FFMPEG":{
                 "Description":"The node lets you run any FFMPEG command you like.  Giving you full control over what it can do.\n\nFor more information refer to the FFMPEG documentation",

VideoNodes/VideoNodes/Video_H265_AC3.cs

@@ -21,6 +21,17 @@ namespace FileFlows.VideoNodes
         [DefaultValue(0)]
         [NumberInt(4)]
         public int Threads { get; set; }
+
+        [DefaultValue(false)]
+        [Boolean(5)]
+        public bool NormalizeAudio { get; set; }
+
+
+        [DefaultValue(false)]
+        [Boolean(6)]
+        public bool ForceRencode { get; set; }
+
+
         public override string Icon => "far fa-file-video";
 
         private NodeParameters args;
@@ -68,7 +79,7 @@ namespace FileFlows.VideoNodes
                 if (crop != string.Empty)
                     crop = " -vf crop=" + crop;
 
-                if (firstAc3 == true && videoH265 != null)
+                if (ForceRencode == false && firstAc3 == true && videoH265 != null)
                 {
                     if (crop == string.Empty)
                     {
@@ -97,7 +108,9 @@ namespace FileFlows.VideoNodes
 
                 TotalTime = videoInfo.VideoStreams[0].Duration;
 
-                if (bestAudio.Codec.ToLower() != "ac3")
+                if(NormalizeAudio)
+                    ffArgs.Add($"-map 0:{bestAudio.Index} -c:a ac3 -af loudnorm=I=-24:LRA=7:TP=-2.0");
+                else if (bestAudio.Codec.ToLower() != "ac3")
                     ffArgs.Add($"-map 0:{bestAudio.Index} -c:a ac3");
                 else
                     ffArgs.Add($"-map 0:{bestAudio.Index} -c:a copy");

plugins.json

@@ -1,17 +1,17 @@
 [
 	{
 		"Name": "BasicNodes",
-		"Version": "0.0.1.13",
+		"Version": "0.0.1.14",
 		"Package": "https://github.com/revenz/FileFlowsPlugins/blob/master/Builds/BasicNodes.zip?raw=true"
 	},
 	{
 		"Name": "MetaNodes",
-		"Version": "0.0.1.13",
+		"Version": "0.0.1.14",
 		"Package": "https://github.com/revenz/FileFlowsPlugins/blob/master/Builds/MetaNodes.zip?raw=true"
 	},
 	{
 		"Name": "VideoNodes",
-		"Version": "0.0.1.13",
+		"Version": "0.0.1.14",
 		"Package": "https://github.com/revenz/FileFlowsPlugins/blob/master/Builds/VideoNodes.zip?raw=true"
 	}
 ]