1 files changed, 70 insertions, 0 deletions
diff --git a/MediaBrowser.MediaEncoding/Encoder/EncodingUtils.cs b/MediaBrowser.MediaEncoding/Encoder/EncodingUtils.cs
new file mode 100644
index 000000000..dc3cb5f5e
--- /dev/null
+++ b/MediaBrowser.MediaEncoding/Encoder/EncodingUtils.cs
@@ -0,0 +1,70 @@
+using MediaBrowser.Model.MediaInfo;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace MediaBrowser.MediaEncoding.Encoder
+{
+    public static class EncodingUtils
+    {
+        public static string GetInputArgument(List<string> inputFiles, MediaProtocol protocol)
+        {
+            if (protocol != MediaProtocol.File)
+            {
+                var url = inputFiles.First();
+
+                return string.Format("\"{0}\"", url);
+            }
+
+            return GetConcatInputArgument(inputFiles);
+        }
+
+        /// <summary>
+        /// Gets the concat input argument.
+        /// </summary>
+        /// <param name="inputFiles">The input files.</param>
+        /// <returns>System.String.</returns>
+        private static string GetConcatInputArgument(IReadOnlyList<string> inputFiles)
+        {
+            // Get all streams
+            // If there's more than one we'll need to use the concat command
+            if (inputFiles.Count > 1)
+            {
+                var files = string.Join("|", inputFiles.Select(NormalizePath).ToArray());
+
+                return string.Format("concat:\"{0}\"", files);
+            }
+
+            // Determine the input path for video files
+            return GetFileInputArgument(inputFiles[0]);
+        }
+
+        /// <summary>
+        /// Gets the file input argument.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <returns>System.String.</returns>
+        private static string GetFileInputArgument(string path)
+        {
+            if (path.IndexOf("://") != -1)
+            {
+                return string.Format("\"{0}\"", path);
+            }
+
+            // Quotes are valid path characters in linux and they need to be escaped here with a leading \
+            path = NormalizePath(path);
+
+            return string.Format("file:\"{0}\"", path);
+        }
+
+        /// <summary>
+        /// Normalizes the path.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <returns>System.String.</returns>
+        private static string NormalizePath(string path)
+        {
+            // Quotes are valid path characters in linux and they need to be escaped here with a leading \
+            return path.Replace("\"", "\\\"");
+        }
+    }
+}