From 8cc0ff38298ca686de47f09271655030122d4265 Mon Sep 17 00:00:00 2001
From: Matt Nadareski <mnadareski@outlook.com>
Date: Thu, 27 Nov 2025 20:09:43 -0500
Subject: [PATCH] Reenable Zstd PKZIP outputs

---
 CHANGELIST.md                            | 1 +
 MPF.Frontend.Test/EnumExtensionsTests.cs | 2 +-
 MPF.Frontend/EnumExtensions.cs           | 6 +++---
 MPF.Processors/BaseProcessor.cs          | 6 +++---
 MPF.Processors/Enumerations.cs           | 3 +--
 5 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/CHANGELIST.md b/CHANGELIST.md
index a721a447..3706f90e 100644
--- a/CHANGELIST.md
+++ b/CHANGELIST.md
@@ -79,6 +79,7 @@
 - Update Redumper to build 665
 - Disable Zstd PKZIP outputs
 - Add commented fix for Zstd PKZIP
+- Reenable Zstd PKZIP outputs
 
 ### 3.5.0 (2025-10-10)
 
diff --git a/MPF.Frontend.Test/EnumExtensionsTests.cs b/MPF.Frontend.Test/EnumExtensionsTests.cs
index 56b7f43b..8048e9fa 100644
--- a/MPF.Frontend.Test/EnumExtensionsTests.cs
+++ b/MPF.Frontend.Test/EnumExtensionsTests.cs
@@ -67,7 +67,7 @@ namespace MPF.Frontend.Test
         [InlineData(null, "Unknown")]
         [InlineData(LogCompression.DeflateDefault, "ZIP using Deflate (Level 5)")]
         [InlineData(LogCompression.DeflateMaximum, "ZIP using Deflate (Level 9)")]
-        // [InlineData(LogCompression.Zstd19, "ZIP using Zstd (Level 19)")]
+        [InlineData(LogCompression.Zstd19, "ZIP using Zstd (Level 19)")]
         public void LongName_LogCompression(LogCompression? comp, string? expected)
         {
             string? actual = comp.LongName();
diff --git a/MPF.Frontend/EnumExtensions.cs b/MPF.Frontend/EnumExtensions.cs
index c064b93d..9e08ea2f 100644
--- a/MPF.Frontend/EnumExtensions.cs
+++ b/MPF.Frontend/EnumExtensions.cs
@@ -155,7 +155,7 @@ namespace MPF.Frontend
             {
                 LogCompression.DeflateDefault => "ZIP using Deflate (Level 5)",
                 LogCompression.DeflateMaximum => "ZIP using Deflate (Level 9)",
-                // LogCompression.Zstd19 => "ZIP using Zstd (Level 19)",
+                LogCompression.Zstd19 => "ZIP using Zstd (Level 19)",
 
                 _ => "Unknown",
             };
@@ -402,8 +402,8 @@ namespace MPF.Frontend
                 "deflatemaximum"
                     or "max"
                     or "maximum" => LogCompression.DeflateMaximum,
-                // "zstd"
-                //     or "zstd19" => LogCompression.Zstd19,
+                "zstd"
+                    or "zstd19" => LogCompression.Zstd19,
 
                 _ => LogCompression.DeflateDefault,
             };
diff --git a/MPF.Processors/BaseProcessor.cs b/MPF.Processors/BaseProcessor.cs
index cb9e3e9a..eb044ab8 100644
--- a/MPF.Processors/BaseProcessor.cs
+++ b/MPF.Processors/BaseProcessor.cs
@@ -140,9 +140,9 @@ namespace MPF.Processors
                     case LogCompression.DeflateMaximum:
                         zf.SaveTo(archiveName, new ZipWriterOptions(CompressionType.Deflate, CompressionLevel.BestCompression) { UseZip64 = true });
                         break;
-                    // case LogCompression.Zstd19:
-                    //     zf.SaveTo(archiveName, new ZipWriterOptions(CompressionType.ZStandard, (CompressionLevel)19) { UseZip64 = true, CompressionBufferSize = 0x20000 });
-                    //     break;
+                    case LogCompression.Zstd19:
+                        zf.SaveTo(archiveName, new ZipWriterOptions(CompressionType.ZStandard, (CompressionLevel)19) { UseZip64 = true, CompressionBufferSize = 0x20000 });
+                        break;
                     case LogCompression.DeflateDefault:
                     default:
                         zf.SaveTo(archiveName, new ZipWriterOptions(CompressionType.Deflate, CompressionLevel.Default) { UseZip64 = true });
diff --git a/MPF.Processors/Enumerations.cs b/MPF.Processors/Enumerations.cs
index 5c50fb82..0c1a18f1 100644
--- a/MPF.Processors/Enumerations.cs
+++ b/MPF.Processors/Enumerations.cs
@@ -18,8 +18,7 @@ namespace MPF.Processors
         /// <summary>
         /// PKZIP using Zstd level 19
         /// </summary>
-        /// TODO: Re-enable when fixed at the library level
-        // Zstd19,
+        Zstd19,
     }
 
     /// <summary>