MSW vouts: fix warnings

modules/video_output/msw/common.c

@@ -290,11 +290,12 @@ static void CommonChangeThumbnailClip(vout_display_t *vd, bool show)
 
     CoInitialize(0);
 
-    LPTASKBARLIST3 taskbl;
+    void *ptr;
     if (S_OK == CoCreateInstance(&clsid_ITaskbarList,
                                  NULL, CLSCTX_INPROC_SERVER,
                                  &IID_ITaskbarList3,
-                                 &taskbl)) {
+                                 &ptr)) {
+        LPTASKBARLIST3 taskbl = ptr;
         taskbl->vt->HrInit(taskbl);
 
         HWND hroot = GetAncestor(sys->hwnd,GA_ROOT);

modules/video_output/msw/directx.c

@@ -602,8 +602,9 @@ static int DirectXOpenDDraw(vout_display_t *vd)
     }
 
     /* Get the IDirectDraw2 interface */
+    void *ptr;
     hr = IDirectDraw_QueryInterface(ddobject, &IID_IDirectDraw2,
-                                    &sys->ddobject);
+                                    &ptr);
     /* Release the unused interface */
     IDirectDraw_Release(ddobject);
 
@@ -612,6 +613,7 @@ static int DirectXOpenDDraw(vout_display_t *vd)
         sys->ddobject = NULL;
         return VLC_EGENERIC;
     }
+    sys->ddobject = ptr;
 
     /* Set DirectDraw Cooperative level, ie what control we want over Windows
      * display */
@@ -783,8 +785,9 @@ static int DirectXOpenDisplay(vout_display_t *vd)
         return VLC_EGENERIC;
     }
 
+    void *ptr;
     hr = IDirectDrawSurface_QueryInterface(display, &IID_IDirectDrawSurface2,
-                                           &sys->display);
+                                           &ptr);
     /* Release the old interface */
     IDirectDrawSurface_Release(display);
 
@@ -793,6 +796,7 @@ static int DirectXOpenDisplay(vout_display_t *vd)
         sys->display = NULL;
         return VLC_EGENERIC;
     }
+    sys->display = ptr;
 
     /* The clipper will be used only in non-overlay mode */
     DirectXCreateClipper(vd);

modules/video_output/msw/events.c

@@ -1011,7 +1011,7 @@ int EventThreadGetWindowStyle( event_thread_t *p_event )
 
 void EventThreadUpdateWindowPosition( event_thread_t *p_event,
                                       bool *pb_moved, bool *pb_resized,
-                                      int x, int y, int w, int h )
+                                      int x, int y, unsigned w, unsigned h )
 {
     vlc_mutex_lock( &p_event->lock );
     *pb_moved   = x != p_event->wnd_cfg.x ||

modules/video_output/msw/events.h

@@ -53,7 +53,7 @@ void            EventThreadMouseHide( event_thread_t * );
 void            EventThreadUpdateTitle( event_thread_t *, const char *psz_fallback );
 int             EventThreadGetWindowStyle( event_thread_t * );
 void            EventThreadUpdateWindowPosition( event_thread_t *, bool *pb_moved, bool *pb_resized,
-                                                 int x, int y, int w, int h );
+                                                 int x, int y, unsigned w, unsigned h );
 void            EventThreadUpdateSourceAndPlace( event_thread_t *p_event,
                                                  const video_format_t *p_source,
                                                  const vout_display_place_t *p_place );

modules/video_output/msw/wingdi.c

@@ -345,7 +345,7 @@ static int Init(vout_display_t *vd,
     fmt->i_width  = width;
     fmt->i_height = height;
 
-    uint8_t *p_pic_buffer;
+    void *p_pic_buffer;
     int     i_pic_pitch;
 #ifdef MODULE_NAME_IS_wingapi
     GXOpenDisplay(sys->hvideownd, GX_FULLSCREEN);