Adds "cheap" subtitle switching for non-DVD playouts (for ex. OGG or MKV).

Patch by Stanislav Maslovski <stanislav POIS maslovski AH gmail POIS com>
Original thread:
Date: Apr 12, 2006 1:50 PM
Subject: [MPlayer-dev-eng] [PATCH] GUI: add cheap subtitle switching for non-DVD


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@18119 b3059339-0415-0410-9bf9-f77b7e298cf2

3 files changed, 42 insertions, 1 deletions

diff --git a/Gui/app.h b/Gui/app.h
index fd5a638e48..49e9a81bb5 100644
--- a/Gui/app.h
+++ b/Gui/app.h
@@ -60,7 +60,8 @@
 #define evSetAspect         44
 #define evSetAudio	    45
 #define evSetVideo	    46
-// 47 ...
+#define evSetSubtitle       47
+// 48 ...
 
 #define evExit              1000
 
diff --git a/Gui/mplayer/gtk/menu.c b/Gui/mplayer/gtk/menu.c
index dad04c9355..ea3d917ff4 100644
--- a/Gui/mplayer/gtk/menu.c
+++ b/Gui/mplayer/gtk/menu.c
@@ -377,6 +377,8 @@ char * GetLanguage( int language )
  return NULL;
 }
 
+extern int global_sub_size;
+
 GtkWidget * DVDSubMenu;
 GtkWidget * DVDTitleMenu;
 GtkWidget * DVDChapterMenu;
@@ -569,6 +571,20 @@ GtkWidget * create_PopUpMenu( void )
         }
      }
    }
+  
+  /* cheap subtitle switching for non-DVD streams */
+  if ( global_sub_size && guiIntfStruct.StreamType != STREAMTYPE_DVD )
+   {
+    int i;
+    SubMenu=AddSubMenu( window1, (const char*)empty_xpm, Menu, MSGTR_MENU_Subtitles );
+    AddMenuItem( window1, (const char*)empty_xpm, SubMenu, MSGTR_MENU_None, (-1 << 16) + evSetSubtitle );
+    for ( i=0;i < global_sub_size;i++ )
+     {
+      char tmp[32];
+      snprintf( tmp, 32, MSGTR_MENU_Track, i );
+      AddMenuItem( window1,(const char*)empty_xpm,SubMenu,tmp,( i << 16 ) + evSetSubtitle );
+     }
+   }
 
   AddSeparator( Menu );
   MenuItem=AddMenuCheckItem( window1, (const char*)sound_xpm, Menu,MSGTR_MENU_Mute,mixer.muted,evMute );
diff --git a/Gui/mplayer/mw.c b/Gui/mplayer/mw.c
index 6a31222af7..811d0998c3 100644
--- a/Gui/mplayer/mw.c
+++ b/Gui/mplayer/mw.c
@@ -32,6 +32,12 @@
 #include "widgets.h"
 
 extern mixer_t mixer; // mixer from mplayer.c
+extern int global_sub_size;
+extern int global_sub_pos;
+extern int global_sub_indices[];
+extern int sub_source(void);
+#define SUB_SOURCE_VOBSUB 1
+#define SUB_SOURCE_DEMUX  2
 
 extern unsigned int GetTimerMS( void );
 
@@ -110,6 +116,24 @@ void mplEventHandling( int msg,float param )
 	video_id=iparam;
 	goto play;
 
+   case evSetSubtitle:
+	if ( !guiIntfStruct.demuxer || global_sub_pos == iparam ) break;
+	global_sub_pos = iparam;
+	if ( global_sub_pos >= 0 )
+	 switch ( sub_source() )
+	  {
+	   case SUB_SOURCE_VOBSUB:
+		vobsub_id = global_sub_pos - global_sub_indices[SUB_SOURCE_VOBSUB];
+		goto play;
+	   case SUB_SOURCE_DEMUX:
+		vobsub_id = -1;
+		dvdsub_id = global_sub_pos - global_sub_indices[SUB_SOURCE_DEMUX];
+		goto play;
+	  }
+	vobsub_id = -1;
+	dvdsub_id = -2;
+	goto play;
+
 #ifdef HAVE_VCD
    case evSetVCDTrack:
         guiIntfStruct.Track=iparam;