added runtime toggle of root window playback

only directx supports this at the moment


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@13092 b3059339-0415-0410-9bf9-f77b7e298cf2

DOCS/tech/slave.txt

@@ -95,6 +95,10 @@ vo_ontop
 	Toggle stay-on-top. Supported by drivers which use X11, except SDL,
 	as well as directx and gl2 under Windows.
 
+vo_rootwin
+	Toggle playback on the root window. This runtime toggle is only
+	supported by the directx driver at the moment.
+
 panscan <value> [value2]
     ???
 

input/input.c

@@ -100,6 +100,7 @@ static mp_cmd_t mp_cmds[] = {
 #endif
   { MP_CMD_VO_FULLSCREEN, "vo_fullscreen", 0, { {-1,{0}} } },
   { MP_CMD_VO_ONTOP, "vo_ontop", 0, { {-1,{0}} } },
+  { MP_CMD_VO_ROOTWIN, "vo_rootwin", 0, { {-1,{0}} } },
   { MP_CMD_SCREENSHOT, "screenshot", 0, { {-1,{0}} } },
   { MP_CMD_PANSCAN, "panscan",1,  { {MP_CMD_ARG_FLOAT,{0}}, {MP_CMD_ARG_INT,{0}}, {-1,{0}} } },
   { MP_CMD_LOADFILE, "loadfile", 1, { {MP_CMD_ARG_STRING, {0}}, {-1,{0}} } },

input/input.h

@@ -54,6 +54,7 @@
 #define MP_CMD_SUB_FORCED_ONLY 50
 #define MP_CMD_VO_ONTOP 51
 #define MP_CMD_SUB_SELECT 52
+#define MP_CMD_VO_ROOTWIN 53
 
 #define MP_CMD_GUI_EVENTS       5000
 #define MP_CMD_GUI_LOADFILE     5001

libvo/video_out.h

@@ -56,6 +56,7 @@
 #define VOCTRL_START_SLICE 21
 
 #define VOCTRL_ONTOP 25
+#define VOCTRL_ROOTWIN 26
 
 // Vo can be used by xover
 #define VOCTRL_XOVERLAY_SUPPORT 22

libvo/vo_directx.c

@@ -1260,6 +1260,18 @@ static uint32_t control(uint32_t request, void *data, ...)
 				Directx_ManageDisplay();
 			}
 		return VO_TRUE;
+    case VOCTRL_ROOTWIN:
+	        if(vidmode)
+			{
+				mp_msg(MSGT_VO, MSGL_ERR,"<vo_directx><ERROR>rootwin has no meaning in exclusive mode\n");
+			}
+	        else
+			{
+				if(vo_rootwin) vo_rootwin = 0;
+				else vo_rootwin = 1;
+				Directx_ManageDisplay();
+			}
+		return VO_TRUE;
     case VOCTRL_FULLSCREEN:
 		{
 	        if(vidmode)

mplayer.c

@@ -749,6 +749,7 @@ int osd_show_sub_changed = 0;
 int osd_show_percentage = 0;
 int osd_show_tv_channel = 25;
 int osd_show_ontop = 0;
+int osd_show_rootwin = 0;
 int osd_show_framedropping = 0;
 
 int rtc_fd=-1;
@@ -3042,6 +3043,17 @@ if (stream->type==STREAMTYPE_DVDNAV && dvd_nav_still)
 #endif
      }
 
+    } break;
+    case MP_CMD_VO_ROOTWIN:
+    {
+     if(video_out && vo_config_count) {
+       video_out->control(VOCTRL_ROOTWIN, 0);
+#ifdef USE_OSD
+       osd_show_rootwin=10;
+       vo_osd_changed(OSDTYPE_SUBTITLE);
+#endif
+     }
+
     } break;
     case MP_CMD_PANSCAN : {
       if ( !video_out ) break;
@@ -3640,6 +3652,9 @@ if(rel_seek_secs || abs_seek_pos){
       } else if (osd_show_ontop) {
 	  snprintf(osd_text_tmp, 63, "Stay on top: %sabled", vo_ontop?"en":"dis");
 	  osd_show_ontop--;
+      } else if (osd_show_rootwin) {
+	  snprintf(osd_text_tmp, 63, "Rootwin: %sabled", vo_rootwin?"en":"dis");
+	  osd_show_rootwin--;
       } else if (osd_show_framedropping) {
 	  snprintf(osd_text_tmp, 63, "Framedropping: %s",
 	     (frame_dropping == 1 ? "on" :