From 88a38a61b59c20b64b5d993364dea2e1d7160d9f Mon Sep 17 00:00:00 2001
From: Bond_009 <bond.009@outlook.com>
Date: Sun, 28 Apr 2024 15:18:53 +0200
Subject: Improve audio normalization

* Move calculation of LUFS to a scheduled task as it's pretty slow
* Correctly calculate album LUFS
* Don't try to convert replaygain tags to LUFS values
---
 MediaBrowser.Model/Dto/BaseItemDto.cs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'MediaBrowser.Model')

diff --git a/MediaBrowser.Model/Dto/BaseItemDto.cs b/MediaBrowser.Model/Dto/BaseItemDto.cs
index 6d5c84e1d..623e58807 100644
--- a/MediaBrowser.Model/Dto/BaseItemDto.cs
+++ b/MediaBrowser.Model/Dto/BaseItemDto.cs
@@ -782,10 +782,10 @@ namespace MediaBrowser.Model.Dto
         public string TimerId { get; set; }
 
         /// <summary>
-        /// Gets or sets the LUFS value.
+        /// Gets or sets the gain required for audio normalization.
         /// </summary>
-        /// <value>The LUFS Value.</value>
-        public float? LUFS { get; set; }
+        /// <value>The gain required for audio normalization..</value>
+        public float? NormalizationGain { get; set; }
 
         /// <summary>
         /// Gets or sets the current program.
-- 
cgit v1.2.3


From 2ad872001dc1276d71964584a11f4bedc742b3f7 Mon Sep 17 00:00:00 2001
From: Bond_009 <bond.009@outlook.com>
Date: Sun, 28 Apr 2024 17:16:33 +0200
Subject: Address comments

---
 Emby.Server.Implementations/Dto/DtoService.cs | 1 +
 MediaBrowser.Controller/Entities/BaseItem.cs  | 2 +-
 MediaBrowser.Model/Dto/BaseItemDto.cs         | 2 +-
 3 files changed, 3 insertions(+), 2 deletions(-)

(limited to 'MediaBrowser.Model')

diff --git a/Emby.Server.Implementations/Dto/DtoService.cs b/Emby.Server.Implementations/Dto/DtoService.cs
index a82258bae..19902b26a 100644
--- a/Emby.Server.Implementations/Dto/DtoService.cs
+++ b/Emby.Server.Implementations/Dto/DtoService.cs
@@ -900,6 +900,7 @@ namespace Emby.Server.Implementations.Dto
 
             if (item.LUFS.HasValue)
             {
+                // -18 LUFS reference, same as ReplayGain 2.0, compatible with ReplayGain 1.0
                 dto.NormalizationGain = -18f - item.LUFS;
             }
             else if (item.NormalizationGain.HasValue)
diff --git a/MediaBrowser.Controller/Entities/BaseItem.cs b/MediaBrowser.Controller/Entities/BaseItem.cs
index 3dd4d1e39..adbbbaa03 100644
--- a/MediaBrowser.Controller/Entities/BaseItem.cs
+++ b/MediaBrowser.Controller/Entities/BaseItem.cs
@@ -140,7 +140,7 @@ namespace MediaBrowser.Controller.Entities
         /// <summary>
         /// Gets or sets the gain required for audio normalization.
         /// </summary>
-        /// <value>The gain required for audio normalization..</value>
+        /// <value>The gain required for audio normalization.</value>
         [JsonIgnore]
         public float? NormalizationGain { get; set; }
 
diff --git a/MediaBrowser.Model/Dto/BaseItemDto.cs b/MediaBrowser.Model/Dto/BaseItemDto.cs
index 623e58807..7e8949e1f 100644
--- a/MediaBrowser.Model/Dto/BaseItemDto.cs
+++ b/MediaBrowser.Model/Dto/BaseItemDto.cs
@@ -784,7 +784,7 @@ namespace MediaBrowser.Model.Dto
         /// <summary>
         /// Gets or sets the gain required for audio normalization.
         /// </summary>
-        /// <value>The gain required for audio normalization..</value>
+        /// <value>The gain required for audio normalization.</value>
         public float? NormalizationGain { get; set; }
 
         /// <summary>
-- 
cgit v1.2.3