-

mpv.net/Command.cs

@@ -239,5 +239,25 @@ namespace mpvnet
                 mp.commandv("show-text", audTracks[aid - 1].Text.Substring(3), "5000");
             }
         }
+
+        public static void manage_file_associations(string[] args)
+        {
+            using (var td = new TaskDialog<string>())
+            {
+                td.MainInstruction = "Choose an option.";
+
+                td.AddCommandLink("Register video file extensions", "video");
+                td.AddCommandLink("Register audio file extensions", "audio");
+                td.AddCommandLink("Unregister file extensions",     "unreg");
+
+                using (var p = new Process())
+                {
+                    p.StartInfo.FileName = Application.ExecutablePath;
+                    p.StartInfo.Arguments = "--reg-file-assoc " + td.Show();
+                    p.StartInfo.Verb = "runas";
+                    p.Start();
+                }
+            }
+        }
     }
 }

mpv.net/Program.cs

@@ -18,7 +18,7 @@ namespace mpvnet
                 {
                     if (args[2] == "audio") FileAssociation.Register(FileAssociation.AudioTypes);
                     if (args[2] == "video") FileAssociation.Register(FileAssociation.VideoTypes);
-                    if (args[2] == "unregister") FileAssociation.Unregister();
+                    if (args[2] == "unreg") FileAssociation.Unregister();
                     return;
                 }
 

mpv.net/Resources/inputConf.txt

@@ -146,6 +146,7 @@
  L      cycle-values loop-file "inf" "no"           #menu: Tools > Toggle infinite file looping
  Ctrl+h cycle-values hwdec "auto" "no"              #menu: Tools > Cycle Hardware Decoding
  _ script-message mpv.net execute-mpv-command       #menu: Tools > Execute mpv command...
+ _ script-message mpv.net manage-file-associations  #menu: Tools > Manage File Associations...
 
  _ script-message mpv.net shell-execute https://mpv.io/manual/stable/ #menu: Help > Show mpv manual
  _ script-message mpv.net shell-execute https://github.com/mpv-player/mpv/blob/master/etc/input.conf #menu: Help > Show mpv default keys