Implement clickable osdmenu. The clickable positioning and scaling guessing is not...
authorJean-Paul Saman <jpsaman@videolan.org>
Thu, 15 Nov 2007 13:38:32 +0000 (13:38 +0000)
committerJean-Paul Saman <jpsaman@videolan.org>
Thu, 15 Nov 2007 13:38:32 +0000 (13:38 +0000)
include/vlc_osd.h
modules/misc/osd/osd_menu.c
modules/misc/osd/osd_menu.h
modules/misc/osd/simple.c
modules/video_filter/osdmenu.c
src/osd/osd.c

index 0c5f4d1..83b9b18 100644 (file)
@@ -285,8 +285,6 @@ static const text_style_t default_text_style = { NULL, 22, 0xffffff, 0xff, STYLE
 #define OSD_BUTTON_SELECT   1
 #define OSD_BUTTON_PRESSED  2
 
-static const char *ppsz_button_states[] = { "unselect", "select", "pressed" };
-
 /**
  * OSD State object
  *
@@ -302,6 +300,11 @@ struct osd_state_t
 
     char        *psz_state; /*< state name */
     int          i_state;   /*< state index */
+
+    int     i_x;            /*< x-position of button state image */
+    int     i_y;            /*< y-position of button state image */
+    int     i_width;        /*< width of button state image */
+    int     i_height;       /*< height of button state image */
 };
 
 /**
@@ -330,6 +333,8 @@ struct osd_button_t
 
     int     i_x;            /*< x-position of button visible state image */
     int     i_y;            /*< y-position of button visible state image */
+    int     i_width;        /*< width of button visible state image */
+    int     i_height;       /*< height of button visible state image */
 
     /* range style button */
     vlc_bool_t   b_range;    /*< button should be interpreted as range */
@@ -389,6 +394,7 @@ struct osd_menu_t
     int     i_width;    /*< width of OSD Menu on the video screen */
     int     i_height;   /*< height of OSD Menu on the video screen */
     int     i_style;    /*< style of spu region generation */
+    int     i_position; /*< display position */
 
     char             *psz_path;  /*< directory where OSD menu images are stored */
     osd_button_t     *p_button;  /*< doubly linked list of buttons */
@@ -421,20 +427,23 @@ VLC_EXPORT( osd_menu_t *, __osd_MenuCreate, ( vlc_object_t *, const char * ) );
  */
 VLC_EXPORT( void, __osd_MenuDelete, ( vlc_object_t *, osd_menu_t * ) );
 
+#define osd_MenuCreate(object,file) __osd_MenuCreate( VLC_OBJECT(object), file )
+#define osd_MenuDelete(object,osd)  __osd_MenuDelete( VLC_OBJECT(object), osd )
+
 /**
- * Change state on an osd_button_t.
- *
- * This function selects the specified state and returns a pointer to it. The
- * following states are currently supported:
- * \see OSD_BUTTON_UNSELECT
- * \see OSD_BUTTON_SELECT
- * \see OSD_BUTTON_PRESSED
+ * Find OSD Menu button at position x,y
  */
-VLC_EXPORT( osd_state_t *, __osd_StateChange, ( osd_state_t *, const int ) );
+VLC_EXPORT( osd_button_t *, __osd_ButtonFind, ( vlc_object_t *p_this,
+     int, int, int, int, int, int ) );
 
-#define osd_MenuCreate(object,file) __osd_MenuCreate( VLC_OBJECT(object), file )
-#define osd_MenuDelete(object,osd)  __osd_MenuDelete( VLC_OBJECT(object), osd )
-#define osd_StateChange(object,value) __osd_StateChange( object, value )
+#define osd_ButtonFind(object,x,y,h,w,sh,sw)  __osd_ButtonFind(object,x,y,h,w,sh,sw)
+
+/**
+ * Select the button provided as the new active button
+ */
+VLC_EXPORT( void, __osd_ButtonSelect, ( vlc_object_t *, osd_button_t *) );
+
+#define osd_ButtonSelect(object,button) __osd_ButtonSelect(object,button)
 
 /**
  * Show the OSD menu.
index db3a403..bbd1719 100644 (file)
@@ -218,6 +218,9 @@ osd_state_t *osd_StateNew( osd_menu_t *p_menu, const char *psz_file,
     {
         p_state->p_pic = image_ReadUrl( p_menu->p_image, psz_file,
                                         &fmt_in, &fmt_out );
+
+        p_state->i_width  = p_state->p_pic->p[Y_PLANE].i_visible_pitch;
+        p_state->i_height = p_state->p_pic->p[Y_PLANE].i_visible_lines;
     }
 
     if( psz_state )
index 8e8f466..ca490f6 100644 (file)
@@ -24,6 +24,8 @@
 #ifndef _OSD_MENU_PARSER_H_
 #define _OSD_MENU_PARSER_H_
 
+static const char *ppsz_button_states[] = { "unselect", "select", "pressed" };
+
 /* OSD Menu structure support routines for internal use by
  * OSD Menu configuration file parsers only.
  */
index d5d9255..3ebe019 100644 (file)
@@ -269,6 +269,9 @@ int osd_parser_simpleOpen( vlc_object_t *p_this )
                         if( !p_range_current || !p_range_current->p_pic )
                             goto error;
 
+                        p_range_current->i_x = i_x;
+                        p_range_current->i_y = i_y;
+
                         /* increment the number of ranges for this button */
                         p_up->i_ranges++;
 
@@ -366,6 +369,9 @@ int osd_parser_simpleOpen( vlc_object_t *p_this )
                     if( !p_range_current || !p_range_current->p_pic )
                         goto error;
 
+                    p_range_current->i_x = i_x;
+                    p_range_current->i_y = i_y;
+
                     /* increment the number of ranges for this button */
                     p_current->i_ranges++;
 
@@ -433,6 +439,9 @@ int osd_parser_simpleOpen( vlc_object_t *p_this )
             if( !p_state_current || !p_state_current->p_pic )
                 goto error;
 
+            p_state_current->i_x = i_x;
+            p_state_current->i_y = i_y;
+
             if( p_state_prev )
                 p_state_prev->p_next = p_state_current;
             else
index af5a914..d1bc93b 100644 (file)
@@ -84,6 +84,7 @@ static const char *ppsz_pos_descriptions[] =
 static int  CreateFilter ( vlc_object_t * );
 static void DestroyFilter( vlc_object_t * );
 static subpicture_t *Filter( filter_t *, mtime_t );
+
 static int OSDMenuUpdateEvent( vlc_object_t *, char const *,
                     vlc_value_t, vlc_value_t, void * );
 static int OSDMenuVisibleEvent( vlc_object_t *, char const *,
@@ -91,6 +92,9 @@ static int OSDMenuVisibleEvent( vlc_object_t *, char const *,
 static int OSDMenuCallback( vlc_object_t *, char const *,
                             vlc_value_t, vlc_value_t, void * );
 
+static int MouseEvent( vlc_object_t *, char const *,
+                        vlc_value_t , vlc_value_t , void * );
+
 #define OSD_CFG "osdmenu-"
 
 #if defined( WIN32 ) || defined( UNDER_CE )
@@ -157,6 +161,12 @@ struct filter_sys_t
     char        *psz_file;      /* OSD Menu configuration file */
     char        *psz_path;      /* Path to OSD Menu pictures */
     osd_menu_t  *p_menu;        /* pointer to OSD Menu object */
+
+    /* menu interaction */
+    vout_thread_t *p_vout;
+    vlc_bool_t  b_clicked;
+    uint32_t    i_mouse_x;
+    uint32_t    i_mouse_y;
 };
 
 /*****************************************************************************
@@ -206,6 +216,8 @@ static int CreateFilter ( vlc_object_t *p_this )
     if( p_sys->p_menu == NULL )
         goto error;
 
+    p_sys->p_menu->i_position = p_sys->i_position;
+
     /* Check if menu position was overridden */
     p_sys->b_absolute = VLC_TRUE;
     if( (p_sys->i_x < 0) || (p_sys->i_y < 0) )
@@ -233,6 +245,7 @@ static int CreateFilter ( vlc_object_t *p_this )
     /* Keep track of OSD Events */
     p_sys->b_update  = VLC_FALSE;
     p_sys->b_visible = VLC_FALSE;
+    p_sys->b_clicked = VLC_FALSE;
 
     /* Listen to osd menu core updates/visible settings. */
     var_AddCallback( p_sys->p_menu, "osd-menu-update",
@@ -243,6 +256,17 @@ static int CreateFilter ( vlc_object_t *p_this )
     /* Attach subpicture filter callback */
     p_filter->pf_sub_filter = Filter;
 
+    p_sys->p_vout = vlc_object_find( p_this, VLC_OBJECT_VOUT, FIND_ANYWHERE );
+    if( p_sys->p_vout )
+    {
+        var_AddCallback( p_sys->p_vout, "mouse-x",
+                        MouseEvent, p_sys );
+        var_AddCallback( p_sys->p_vout, "mouse-y",
+                        MouseEvent, p_sys );
+        var_AddCallback( p_sys->p_vout, "mouse-clicked",
+                        MouseEvent, p_sys );
+    }
+
     es_format_Init( &p_filter->fmt_out, SPU_ES, VLC_FOURCC( 's','p','u',' ' ) );
     p_filter->fmt_out.i_priority = 0;
 
@@ -276,6 +300,19 @@ static void DestroyFilter( vlc_object_t *p_this )
     var_DelCallback( p_sys->p_menu, "osd-menu-visible",
                      OSDMenuVisibleEvent, p_filter );
 
+    if( p_sys->p_vout )
+    {
+        var_DelCallback( p_sys->p_vout, "mouse-x",
+                        MouseEvent, p_sys );
+        var_DelCallback( p_sys->p_vout, "mouse-y",
+                        MouseEvent, p_sys );
+        var_DelCallback( p_sys->p_vout, "mouse-clicked",
+                        MouseEvent, p_sys );
+
+        vlc_object_release( p_sys->p_vout );
+        p_sys->p_vout = NULL;
+    }
+
     var_Destroy( p_this, OSD_CFG "file-path" );
     var_Destroy( p_this, OSD_CFG "file" );
     var_Destroy( p_this, OSD_CFG "x" );
@@ -468,6 +505,11 @@ static subpicture_t *Filter( filter_t *p_filter, mtime_t i_date )
         return p_spu;
     }
 
+    if( p_sys->p_vout && p_sys->b_clicked )
+    {
+        p_sys->b_clicked = VLC_FALSE;
+        osd_MenuActivate( p_filter );
+    }
     /* Create new spu regions
     */
     p_region = create_picture_region( p_filter, p_spu,
@@ -606,3 +648,59 @@ static int OSDMenuCallback( vlc_object_t *p_this, char const *psz_var,
     p_sys->b_update = p_sys->b_visible ? VLC_TRUE : VLC_FALSE;
     return VLC_SUCCESS;
 }
+
+/*****************************************************************************
+ * MouseEvent: callback for mouse events
+ *****************************************************************************/
+static int MouseEvent( vlc_object_t *p_this, char const *psz_var,
+                       vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+    filter_sys_t *p_sys = (filter_sys_t *)p_data;
+    vout_thread_t *p_vout = (vout_thread_t*)p_sys->p_vout;
+    int i_x, i_y;
+    int i_v;
+
+#define MOUSE_DOWN    1
+#define MOUSE_CLICKED 2
+#define MOUSE_MOVE_X  4
+#define MOUSE_MOVE_Y  8
+#define MOUSE_MOVE    12
+    uint8_t mouse= 0;
+
+    int v_h = p_vout->output.i_height;
+    int v_w = p_vout->output.i_width;
+
+    if( psz_var[6] == 'x' ) mouse |= MOUSE_MOVE_X;
+    if( psz_var[6] == 'y' ) mouse |= MOUSE_MOVE_Y;
+    if( psz_var[6] == 'c' ) mouse |= MOUSE_CLICKED;
+
+    i_v = var_GetInteger( p_sys->p_vout, "mouse-button-down" );
+    if( i_v & 0x1 ) mouse |= MOUSE_DOWN;
+    i_y = var_GetInteger( p_sys->p_vout, "mouse-y" );
+    i_x = var_GetInteger( p_sys->p_vout, "mouse-x" );
+
+    if( i_y < 0 || i_x < 0 || i_y >= v_h || i_x >= v_w )
+        return VLC_SUCCESS;
+
+    if( mouse & MOUSE_CLICKED )
+    {
+        int i_scale_width, i_scale_height;
+        osd_button_t *p_button = NULL;
+
+        i_scale_width = p_vout->fmt_out.i_visible_width * 1000 /
+            p_vout->fmt_in.i_visible_width;
+        i_scale_height = p_vout->fmt_out.i_visible_height * 1000 /
+            p_vout->fmt_in.i_visible_height;
+
+        p_button = osd_ButtonFind( p_this, i_x, i_y, v_h, v_w,
+                                   i_scale_width, i_scale_height );
+        if( p_button )
+        {
+            osd_ButtonSelect( p_this, p_button );
+            p_sys->b_update = p_sys->b_visible ? VLC_TRUE : VLC_FALSE;
+            p_sys->b_clicked = VLC_TRUE;
+            msg_Dbg( p_this, "mouse clicked %s (%d,%d)\n", p_button->psz_name, i_x, i_y );
+        }
+    }
+    return VLC_SUCCESS;
+}
index e5f3d14..72ae0f5 100644 (file)
@@ -34,6 +34,8 @@
 
 #undef OSD_MENU_DEBUG
 
+static const char *ppsz_button_states[] = { "unselect", "select", "pressed" };
+
 /*****************************************************************************
  * Local prototypes
  *****************************************************************************/
@@ -113,6 +115,37 @@ static void osd_ParserUnload( vlc_object_t *p_this, osd_menu_t *p_menu )
     vlc_object_destroy( p_menu );
 }
 
+/**
+ * Change state on an osd_button_t.
+ *
+ * This function selects the specified state and returns a pointer to it. The
+ * following states are currently supported:
+ * \see OSD_BUTTON_UNSELECT
+ * \see OSD_BUTTON_SELECT
+ * \see OSD_BUTTON_PRESSED
+ */
+static osd_state_t *osd_StateChange( osd_button_t *p_button, const int i_state )
+{
+    osd_state_t *p_current = p_button->p_states;
+    osd_state_t *p_temp = NULL;
+    int i = 0;
+
+    for( i=0; p_current != NULL; i++ )
+    {
+        if( p_current->i_state == i_state )
+        {
+            p_button->i_x = p_current->i_x;
+            p_button->i_y = p_current->i_y;
+            p_button->i_width = p_current->i_width;
+            p_button->i_height = p_current->i_height;
+            return p_current;
+        }
+        p_temp = p_current->p_next;
+        p_current = p_temp;
+    }
+    return p_button->p_states;
+}
+
 /*****************************************************************************
  * OSD menu Funtions
  *****************************************************************************/
@@ -141,7 +174,7 @@ osd_menu_t *__osd_MenuCreate( vlc_object_t *p_this, const char *psz_file )
         /* Setup default button (first button) */
         p_osd->p_state->p_visible = p_osd->p_button;
         p_osd->p_state->p_visible->p_current_state =
-            osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
+            osd_StateChange( p_osd->p_state->p_visible, OSD_BUTTON_SELECT );
         p_osd->i_width  = p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch;
         p_osd->i_height = p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines;
 
@@ -206,22 +239,6 @@ void __osd_MenuDelete( vlc_object_t *p_this, osd_menu_t *p_osd )
     vlc_mutex_unlock( lockval.p_address );
 }
 
-osd_state_t *__osd_StateChange( osd_state_t *p_states, const int i_state )
-{
-    osd_state_t *p_current = p_states;
-    osd_state_t *p_temp = NULL;
-    int i = 0;
-
-    for( i=0; p_current != NULL; i++ )
-    {
-        if( p_current->i_state == i_state )
-            return p_current;
-        p_temp = p_current->p_next;
-        p_current = p_temp;
-    }
-    return p_states;
-}
-
 /* The volume can be modified in another interface while the OSD Menu
  * has not been instantiated yet. This routines updates the "volume OSD menu item"
  * to reflect the current state of the GUI.
@@ -276,17 +293,17 @@ void __osd_MenuShow( vlc_object_t *p_this )
     if( p_button )
     {
         if( !p_button->b_range )
-            p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_UNSELECT );
+            p_button->p_current_state = osd_StateChange( p_button, OSD_BUTTON_UNSELECT );
         p_osd->p_state->p_visible = p_osd->p_button;
 
         if( !p_osd->p_state->p_visible->b_range )
             p_osd->p_state->p_visible->p_current_state =
-                osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
+                osd_StateChange( p_osd->p_state->p_visible, OSD_BUTTON_SELECT );
 
         osd_UpdateState( p_osd->p_state,
                 p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
-                p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
-                p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
+                p_osd->p_state->p_visible->p_current_state->i_width,
+                p_osd->p_state->p_visible->p_current_state->i_height,
                 p_osd->p_state->p_visible->p_current_state->p_pic );
         osd_SetMenuUpdate( p_osd, VLC_TRUE );
     }
@@ -369,11 +386,11 @@ void __osd_MenuActivate( vlc_object_t *p_this )
 
     if( p_button && !p_button->b_range )
     {
-        p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_PRESSED );
+        p_button->p_current_state = osd_StateChange( p_button, OSD_BUTTON_PRESSED );
         osd_UpdateState( p_osd->p_state,
                 p_button->i_x, p_button->i_y,
-                p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
-                p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
+                p_osd->p_state->p_visible->p_current_state->i_width,
+                p_osd->p_state->p_visible->p_current_state->i_height,
                 p_button->p_current_state->p_pic );
         osd_SetMenuUpdate( p_osd, VLC_TRUE );
         osd_SetMenuVisible( p_osd, VLC_TRUE );
@@ -412,7 +429,7 @@ void __osd_MenuNext( vlc_object_t *p_this )
     if( p_button )
     {
         if( !p_button->b_range )
-            p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_UNSELECT );
+            p_button->p_current_state = osd_StateChange( p_button, OSD_BUTTON_UNSELECT );
         if( p_button->p_next )
             p_osd->p_state->p_visible = p_button->p_next;
         else
@@ -420,12 +437,12 @@ void __osd_MenuNext( vlc_object_t *p_this )
 
         if( !p_osd->p_state->p_visible->b_range )
             p_osd->p_state->p_visible->p_current_state =
-                osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
+                osd_StateChange( p_osd->p_state->p_visible, OSD_BUTTON_SELECT );
 
         osd_UpdateState( p_osd->p_state,
                 p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
-                p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
-                p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
+                p_osd->p_state->p_visible->p_current_state->i_width,
+                p_osd->p_state->p_visible->p_current_state->i_height,
                 p_osd->p_state->p_visible->p_current_state->p_pic );
         osd_SetMenuUpdate( p_osd, VLC_TRUE );
     }
@@ -463,7 +480,7 @@ void __osd_MenuPrev( vlc_object_t *p_this )
     if( p_button )
     {
         if( !p_button->b_range )
-            p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_UNSELECT );
+            p_button->p_current_state = osd_StateChange( p_button, OSD_BUTTON_UNSELECT );
         if( p_button->p_prev )
             p_osd->p_state->p_visible = p_button->p_prev;
         else
@@ -471,12 +488,12 @@ void __osd_MenuPrev( vlc_object_t *p_this )
 
         if( !p_osd->p_state->p_visible->b_range )
             p_osd->p_state->p_visible->p_current_state =
-                osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
+                osd_StateChange( p_osd->p_state->p_visible, OSD_BUTTON_SELECT );
 
         osd_UpdateState( p_osd->p_state,
                 p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
-                p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
-                p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
+                p_osd->p_state->p_visible->p_current_state->i_width,
+                p_osd->p_state->p_visible->p_current_state->i_height,
                 p_osd->p_state->p_visible->p_current_state->p_pic );
         osd_SetMenuUpdate( p_osd, VLC_TRUE );
     }
@@ -517,7 +534,7 @@ void __osd_MenuUp( vlc_object_t *p_this )
     {
         if( !p_button->b_range )
         {
-            p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_SELECT );
+            p_button->p_current_state = osd_StateChange( p_button, OSD_BUTTON_SELECT );
             if( p_button->p_up )
                 p_osd->p_state->p_visible = p_button->p_up;
         }
@@ -531,13 +548,13 @@ void __osd_MenuUp( vlc_object_t *p_this )
         else if( !p_osd->p_state->p_visible->b_range )
         {
             p_osd->p_state->p_visible->p_current_state =
-                osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
+                osd_StateChange( p_osd->p_state->p_visible, OSD_BUTTON_SELECT );
         }
 
         osd_UpdateState( p_osd->p_state,
                 p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
-                p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
-                p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
+                p_osd->p_state->p_visible->p_current_state->i_width,
+                p_osd->p_state->p_visible->p_current_state->i_height,
                 p_osd->p_state->p_visible->p_current_state->p_pic );
         osd_SetMenuUpdate( p_osd, VLC_TRUE );
         /* If this is a range style action with associated images of only one state,
@@ -589,7 +606,7 @@ void __osd_MenuDown( vlc_object_t *p_this )
     {
         if( !p_button->b_range )
         {
-            p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_SELECT );
+            p_button->p_current_state = osd_StateChange( p_button, OSD_BUTTON_SELECT );
             if( p_button->p_down )
                 p_osd->p_state->p_visible = p_button->p_down;
         }
@@ -603,13 +620,13 @@ void __osd_MenuDown( vlc_object_t *p_this )
         else if( !p_osd->p_state->p_visible->b_range )
         {
             p_osd->p_state->p_visible->p_current_state =
-                osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
+                osd_StateChange( p_osd->p_state->p_visible, OSD_BUTTON_SELECT );
         }
 
         osd_UpdateState( p_osd->p_state,
                 p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
-                p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
-                p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
+                p_osd->p_state->p_visible->p_current_state->i_width,
+                p_osd->p_state->p_visible->p_current_state->i_height,
                 p_osd->p_state->p_visible->p_current_state->p_pic );
         osd_SetMenuUpdate( p_osd, VLC_TRUE );
         /* If this is a range style action with associated images of only one state,
@@ -678,8 +695,8 @@ void __osd_Volume( vlc_object_t *p_this )
 
             osd_UpdateState( p_osd->p_state,
                     p_button->i_x, p_button->i_y,
-                    p_button->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
-                    p_button->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
+                    p_button->p_current_state->i_width,
+                    p_button->p_current_state->i_height,
                     p_button->p_current_state->p_pic );
             osd_SetMenuUpdate( p_osd, VLC_TRUE );
             osd_SetMenuVisible( p_osd, VLC_TRUE );
@@ -688,3 +705,135 @@ void __osd_Volume( vlc_object_t *p_this )
         vlc_mutex_unlock( lockval.p_address );
     }
 }
+
+osd_button_t *__osd_ButtonFind( vlc_object_t *p_this, int i_x, int i_y,
+    int i_window_height, int i_window_width,
+    int i_scale_width, int i_scale_height )
+{
+    osd_menu_t *p_osd;
+    osd_button_t *p_button, *p_start, *p_end;
+    vlc_value_t lockval;
+
+    p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE );
+    if( p_osd == NULL )
+    {
+        msg_Err( p_this, "OSD menu button find failed" );
+        return NULL;
+    }
+
+    if( osd_isVisible( p_osd ) == VLC_FALSE )
+    {
+        vlc_object_release( (vlc_object_t*) p_osd );
+        return NULL;
+    }
+
+    var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
+    vlc_mutex_lock( lockval.p_address );
+
+    p_button = p_osd->p_button;
+    for( ; p_button != NULL; p_button = p_button->p_next )
+    {
+        int i_source_video_width  = ( i_window_width  * 1000 ) / i_scale_width;
+        int i_source_video_height = ( i_window_height * 1000 ) / i_scale_height;
+        int i_y_offset = p_button->i_y;
+        int i_x_offset = p_button->i_x;
+        int i_width = p_button->i_width;
+        int i_height = p_button->i_height;
+
+        if( p_osd->i_position > 0 )
+        {
+            int i_inv_scale_y = i_source_video_height;
+            int i_inv_scale_x = i_source_video_width;
+            int pi_x = 0;
+
+            if( p_osd->i_position & SUBPICTURE_ALIGN_BOTTOM )
+            {
+                i_y_offset = i_window_height - p_button->i_height -
+                    (p_osd->i_y + p_button->i_y) * i_inv_scale_y / 1000;
+            }
+            else if ( !(p_osd->i_position & SUBPICTURE_ALIGN_TOP) )
+            {
+                i_y_offset = i_window_height / 2 - p_button->i_height / 2;
+            }
+
+            if( p_osd->i_position & SUBPICTURE_ALIGN_RIGHT )
+            {
+                i_x_offset = i_window_width - p_button->i_width -
+                    (pi_x + p_button->i_x)
+                    * i_inv_scale_x / 1000;
+            }
+            else if ( !(p_osd->i_position & SUBPICTURE_ALIGN_LEFT) )
+            {
+                i_x_offset = i_window_width / 2 - p_button->i_width / 2;
+            }
+
+            i_width = i_window_width - p_button->i_width - i_inv_scale_x / 1000;
+            i_height = i_window_height - p_button->i_height - i_inv_scale_y / 1000;
+        }
+
+        // TODO: write for Up / Down case too.
+        // TODO: handle absolute positioning case
+        if( ( i_x >= i_x_offset ) && ( i_x <= i_x_offset + i_width ) &&
+            ( i_y >= i_y_offset ) && ( i_y <= i_y_offset + i_height ) )
+        {
+            vlc_object_release( (vlc_object_t*) p_osd );
+            vlc_mutex_unlock( lockval.p_address );
+            return p_button;
+        }
+    }
+
+    vlc_object_release( (vlc_object_t*) p_osd );
+    vlc_mutex_unlock( lockval.p_address );
+    return NULL;
+}
+
+/**
+ * Select the button provided as the new active button
+ */
+void __osd_ButtonSelect( vlc_object_t *p_this, osd_button_t *p_button )
+{
+    osd_menu_t *p_osd;
+    osd_button_t *p_old;
+    vlc_value_t lockval;
+
+    p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE );
+    if( p_osd == NULL )
+    {
+        msg_Err( p_this, "OSD menu button select failed" );
+        return;
+    }
+
+    if( osd_isVisible( p_osd ) == VLC_FALSE )
+    {
+        vlc_object_release( (vlc_object_t*) p_osd );
+        return;
+    }
+
+    var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
+    vlc_mutex_lock( lockval.p_address );
+
+    p_old = p_osd->p_state->p_visible;
+    if( p_old )
+    {
+        if( !p_old->b_range )
+            p_old->p_current_state = osd_StateChange( p_old, OSD_BUTTON_UNSELECT );
+        p_osd->p_state->p_visible = p_button;
+
+        if( !p_osd->p_state->p_visible->b_range )
+            p_osd->p_state->p_visible->p_current_state =
+                osd_StateChange( p_osd->p_state->p_visible, OSD_BUTTON_SELECT );
+
+        osd_UpdateState( p_osd->p_state,
+                p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
+                p_osd->p_state->p_visible->p_current_state->i_width,
+                p_osd->p_state->p_visible->p_current_state->i_height,
+                p_osd->p_state->p_visible->p_current_state->p_pic );
+        osd_SetMenuUpdate( p_osd, VLC_TRUE );
+    }
+#if defined(OSD_MENU_DEBUG)
+    msg_Dbg( p_osd, "button selected is [button %s]", p_osd->p_state->p_visible->psz_action );
+#endif
+
+    vlc_object_release( (vlc_object_t*) p_osd );
+    vlc_mutex_unlock( lockval.p_address );
+}