From e1b9730e9bd1bb1d5131ef6de5a3c5a08a56eeca Mon Sep 17 00:00:00 2001
From: stax76 <frank.skare.de@gmail.com>
Date: Tue, 12 Jul 2022 05:49:05 +0200
Subject: [PATCH] use mpv.net to cycle subtitles

---
 src/Misc/Commands.cs         | 34 +++++++++++++++++++++++++++++++++-
 src/Resources/input.conf.txt |  2 +-
 2 files changed, 34 insertions(+), 2 deletions(-)

diff --git a/src/Misc/Commands.cs b/src/Misc/Commands.cs
index c8f9ad0..9d64b41 100644
--- a/src/Misc/Commands.cs
+++ b/src/Misc/Commands.cs
@@ -25,6 +25,7 @@ namespace mpvnet
             switch (id)
             {
                 case "cycle-audio": CycleAudio(); break;
+                case "cycle-subtitles": CycleSubtitles(); break;
                 case "load-audio": LoadAudio(); break;
                 case "load-sub": LoadSubtitle(); break;
                 case "open-clipboard": OpenFromClipboard(); break;
@@ -309,13 +310,44 @@ namespace mpvnet
                     if (++aid > tracks.Length)
                         aid = 1;
 
-                    Core.CommandV("set", "aid", aid.ToString());
+                    Core.SetPropertyInt("aid", aid);
                 }
 
                 Core.CommandV("show-text", aid + "/" + tracks.Length + ": " + tracks[aid - 1].Text.Substring(3), "5000");
             }
         }
 
+        public static void CycleSubtitles()
+        {
+            Core.UpdateExternalTracks();
+
+            lock (Core.MediaTracksLock)
+            {
+                MediaTrack[] tracks = Core.MediaTracks.Where(track => track.Type == "s").ToArray();
+
+                if (tracks.Length < 1)
+                {
+                    Core.CommandV("show-text", "No subtitles");
+                    return;
+                }
+
+                int sid = Core.GetPropertyInt("sid");
+
+                if (tracks.Length > 1)
+                {
+                    if (++sid > tracks.Length)
+                        sid = 0;
+
+                    Core.SetPropertyInt("sid", sid);
+                }
+
+                if (sid == 0)
+                    Core.CommandV("show-text", "No subtitle");
+                else
+                    Core.CommandV("show-text", sid + "/" + tracks.Length + ": " + tracks[sid - 1].Text.Substring(3), "5000");
+            }
+        }
+
         public static void ShowCommands()
         {
             string jsonString = Core.GetPropertyString("command-list");
diff --git a/src/Resources/input.conf.txt b/src/Resources/input.conf.txt
index 7e25e05..08f5b85 100644
--- a/src/Resources/input.conf.txt
+++ b/src/Resources/input.conf.txt
@@ -80,7 +80,7 @@ _           ignore                 #menu: Audio > -
 Ctrl+d      add audio-delay  0.1   #menu: Audio > Delay +0.1
 Ctrl+D      add audio-delay -0.1   #menu: Audio > Delay -0.1
 
-KP8         cycle sub              #menu: Subtitle > Cycle/Next
+KP8         script-message-to mpvnet cycle-subtitles #menu: Subtitle > Cycle/Next #menu: Subtitle > Cycle/Next
 v           cycle sub-visibility   #menu: Subtitle > Toggle Visibility
 _           ignore                 #menu: Subtitle > -
 z           add sub-delay -0.1     #menu: Subtitle > Delay -0.1