From a86b71899ec52c44ddc6c3018e8cc5e9d7ff4d62 Mon Sep 17 00:00:00 2001
From: Andrew Rabert <ar@nullsum.net>
Date: Thu, 27 Dec 2018 18:27:57 -0500
Subject: Add GPL modules

---
 .../MediaEncoding/MediaEncoderHelpers.cs           | 53 ++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 MediaBrowser.Controller/MediaEncoding/MediaEncoderHelpers.cs

(limited to 'MediaBrowser.Controller/MediaEncoding/MediaEncoderHelpers.cs')

diff --git a/MediaBrowser.Controller/MediaEncoding/MediaEncoderHelpers.cs b/MediaBrowser.Controller/MediaEncoding/MediaEncoderHelpers.cs
new file mode 100644
index 000000000..70e4db84f
--- /dev/null
+++ b/MediaBrowser.Controller/MediaEncoding/MediaEncoderHelpers.cs
@@ -0,0 +1,53 @@
+using MediaBrowser.Model.IO;
+using MediaBrowser.Model.MediaInfo;
+using System;
+using System.IO;
+using System.Linq;
+
+namespace MediaBrowser.Controller.MediaEncoding
+{
+    /// <summary>
+    /// Class MediaEncoderHelpers
+    /// </summary>
+    public static class MediaEncoderHelpers
+    {
+        /// <summary>
+        /// Gets the input argument.
+        /// </summary>
+        /// <param name="fileSystem">The file system.</param>
+        /// <param name="videoPath">The video path.</param>
+        /// <param name="protocol">The protocol.</param>
+        /// <param name="isoMount">The iso mount.</param>
+        /// <param name="playableStreamFileNames">The playable stream file names.</param>
+        /// <returns>System.String[][].</returns>
+        public static string[] GetInputArgument(IFileSystem fileSystem, string videoPath, MediaProtocol protocol, IIsoMount isoMount, string[] playableStreamFileNames)
+        {
+            if (playableStreamFileNames.Length > 0)
+            {
+                if (isoMount == null)
+                {
+                    return GetPlayableStreamFiles(fileSystem, videoPath, playableStreamFileNames);
+                }
+                return GetPlayableStreamFiles(fileSystem, isoMount.MountedPath, playableStreamFileNames);
+            }
+
+            return new[] {videoPath};
+        }
+
+        private static string[] GetPlayableStreamFiles(IFileSystem fileSystem, string rootPath, string[] filenames)
+        {
+            if (filenames.Length == 0)
+            {
+                return new string[]{};
+            }
+
+            var allFiles = fileSystem
+                .GetFilePaths(rootPath, true)
+                .ToArray();
+
+            return filenames.Select(name => allFiles.FirstOrDefault(f => string.Equals(Path.GetFileName(f), name, StringComparison.OrdinalIgnoreCase)))
+                .Where(f => !string.IsNullOrEmpty(f))
+                .ToArray();
+        }
+    }
+}
-- 
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