video_filter: fix warnings

    declare unused parameters in vlc callbacks as void
    deinterlace/RenderX() & motionblur/Copy(): remove unused argument

modules/video_filter/adjust.c

@@ -667,6 +667,7 @@ static int AdjustCallback( vlc_object_t *p_this, char const *psz_var,
                            vlc_value_t oldval, vlc_value_t newval,
                            void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     filter_sys_t *p_sys = (filter_sys_t *)p_data;
 
     if( !strcmp( psz_var, "contrast" ) )

modules/video_filter/alphamask.c

@@ -219,6 +219,7 @@ static int MaskCallback( vlc_object_t *p_this, char const *psz_var,
                          vlc_value_t oldval, vlc_value_t newval,
                          void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     filter_t *p_filter = (filter_t *)p_data;
     filter_sys_t *p_sys = p_filter->p_sys;
     int i_ret = VLC_SUCCESS;

modules/video_filter/bluescreen.c

@@ -251,6 +251,7 @@ static int BluescreenCallback( vlc_object_t *p_this, char const *psz_var,
                                vlc_value_t oldval, vlc_value_t newval,
                                void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     filter_sys_t *p_sys = (filter_sys_t *) p_data;
 
 #define VAR_IS( a ) !strcmp( psz_var, CFG_PREFIX a )

modules/video_filter/clone.c

@@ -400,6 +400,7 @@ static void RemoveAllVout( vout_thread_t *p_vout )
 static int SendEvents( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     var_Set( (vlc_object_t *)p_data, psz_var, newval );
 
     return VLC_SUCCESS;
@@ -411,6 +412,7 @@ static int SendEvents( vlc_object_t *p_this, char const *psz_var,
 static int SendEventsToChild( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_data); VLC_UNUSED(oldval);
     vout_thread_t *p_vout = (vout_thread_t *)p_this;
     int i_vout;
 

modules/video_filter/crop.c

@@ -834,6 +834,7 @@ static void UpdateStats( vout_thread_t *p_vout, picture_t *p_pic )
 static int SendEvents( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *_p_vout )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     vout_thread_t *p_vout = (vout_thread_t *)_p_vout;
     vlc_value_t sentval = newval;
 
@@ -858,6 +859,7 @@ static int SendEvents( vlc_object_t *p_this, char const *psz_var,
 static int SendEventsToChild( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_data); VLC_UNUSED(oldval);
     vout_thread_t *p_vout = (vout_thread_t *)p_this;
     var_Set( p_vout->p_sys->p_vout, psz_var, newval );
     return VLC_SUCCESS;
@@ -871,6 +873,7 @@ static int FilterCallback( vlc_object_t *p_this, char const *psz_var,
                            vlc_value_t oldval, vlc_value_t newval,
                            void *p_data )
 {
+    VLC_UNUSED(p_data); VLC_UNUSED(oldval);
     vout_thread_t * p_vout = (vout_thread_t *)p_this;
 
     if( !strcmp( psz_var, "ratio-crop" ) )

modules/video_filter/deinterlace.c

@@ -67,7 +67,7 @@ static void RenderBob    ( vout_thread_t *, picture_t *, picture_t *, int );
 static void RenderMean   ( vout_thread_t *, picture_t *, picture_t * );
 static void RenderBlend  ( vout_thread_t *, picture_t *, picture_t * );
 static void RenderLinear ( vout_thread_t *, picture_t *, picture_t *, int );
-static void RenderX      ( vout_thread_t *, picture_t *, picture_t * );
+static void RenderX      ( picture_t *, picture_t * );
 
 static void MergeGeneric ( void *, const void *, const void *, size_t );
 #if defined(CAN_COMPILE_C_ALTIVEC)
@@ -558,7 +558,7 @@ static void Render ( vout_thread_t *p_vout, picture_t *p_pic )
             break;
 
         case DEINTERLACE_X:
-            RenderX( p_vout, pp_outpic[0], p_pic );
+            RenderX( pp_outpic[0], p_pic );
             vout_DisplayPicture( p_vout->p_sys->p_vout, pp_outpic[0] );
             break;
     }
@@ -1942,8 +1942,7 @@ static inline void XDeintBand8x8MMXEXT( uint8_t *dst, int i_dst,
 }
 #endif
 
-static void RenderX( vout_thread_t *p_vout,
-                     picture_t *p_outpic, picture_t *p_pic )
+static void RenderX( picture_t *p_outpic, picture_t *p_pic )
 {
     int i_plane;
 
@@ -2005,6 +2004,7 @@ static void RenderX( vout_thread_t *p_vout,
 static int SendEvents( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *_p_vout )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     vout_thread_t *p_vout = (vout_thread_t *)_p_vout;
     vlc_value_t sentval = newval;
 
@@ -2031,6 +2031,7 @@ static int FilterCallback( vlc_object_t *p_this, char const *psz_cmd,
                            vlc_value_t oldval, vlc_value_t newval,
                            void *p_data )
 {
+    VLC_UNUSED(psz_cmd); VLC_UNUSED(p_data); VLC_UNUSED(oldval);
     vout_thread_t * p_vout = (vout_thread_t *)p_this;
     int i_old_mode = p_vout->p_sys->i_mode;
 
@@ -2111,6 +2112,7 @@ static int FilterCallback( vlc_object_t *p_this, char const *psz_cmd,
 static int SendEventsToChild( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_data); VLC_UNUSED(oldval);
     vout_thread_t *p_vout = (vout_thread_t *)p_this;
     var_Set( p_vout->p_sys->p_vout, psz_var, newval );
     return VLC_SUCCESS;
@@ -2170,7 +2172,7 @@ static picture_t *Deinterlace( filter_t *p_filter, picture_t *p_pic )
             break;
 
         case DEINTERLACE_X:
-            RenderX( p_vout, p_pic_dst, p_pic );
+            RenderX( p_pic_dst, p_pic );
             break;
     }
 

modules/video_filter/erase.c

@@ -411,6 +411,7 @@ static void FilterErase( filter_t *p_filter, picture_t *p_inpic,
 static int EraseCallback( vlc_object_t *p_this, char const *psz_var,
                           vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(oldval);
     filter_sys_t *p_sys = (filter_sys_t *)p_data;
 
     if( !strcmp( psz_var, CFG_PREFIX "x" ) )

modules/video_filter/extract.c

@@ -771,6 +771,7 @@ static int ExtractCallback( vlc_object_t *p_this, char const *psz_var,
                             vlc_value_t oldval, vlc_value_t newval,
                             void *p_data )
 {
+    VLC_UNUSED(oldval);
     filter_sys_t *p_sys = (filter_sys_t *)p_data;
 
     if( !strcmp( psz_var, FILTER_PREFIX "component" ) )

modules/video_filter/filter_common.h

@@ -68,6 +68,7 @@
 static int SetParentVal( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     var_Change( (vlc_object_t *)p_data, psz_var, VLC_VAR_SETVALUE,
                  &newval, NULL );
     return VLC_SUCCESS;

modules/video_filter/gradient.c

@@ -746,6 +746,7 @@ static int GradientCallback( vlc_object_t *p_this, char const *psz_var,
                              vlc_value_t oldval, vlc_value_t newval,
                              void *p_data )
 {
+    VLC_UNUSED(oldval);
     filter_sys_t *p_sys = (filter_sys_t *)p_data;
     if( !strcmp( psz_var, FILTER_PREFIX "mode" ) )
     {

modules/video_filter/logo.c

@@ -604,6 +604,7 @@ static void Render( vout_thread_t *p_vout, picture_t *p_inpic )
 static int SendEvents( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     var_Set( (vlc_object_t *)p_data, psz_var, newval );
     return VLC_SUCCESS;
 }
@@ -614,6 +615,7 @@ static int SendEvents( vlc_object_t *p_this, char const *psz_var,
 static int MouseEvent( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     vout_thread_t *p_vout = (vout_thread_t*)p_data;
     vout_sys_t *p_sys = p_vout->p_sys;
     vlc_value_t valb;
@@ -672,6 +674,7 @@ static int Control( vout_thread_t *p_vout, int i_query, va_list args )
 static int SendEventsToChild( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_data); VLC_UNUSED(oldval);
     vout_thread_t *p_vout = (vout_thread_t *)p_this;
     var_Set( p_vout->p_sys->p_vout, psz_var, newval );
     return VLC_SUCCESS;
@@ -909,6 +912,7 @@ static subpicture_t *Filter( filter_t *p_filter, mtime_t date )
 static int LogoCallback( vlc_object_t *p_this, char const *psz_var,
                          vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(oldval);
     filter_sys_t *p_sys = (filter_sys_t *)p_data;
     logo_list_t *p_logo_list = p_sys->p_logo_list;
 

modules/video_filter/magnify.c

@@ -480,6 +480,7 @@ o o X o o o X X X X X o o X X X X o o o X X X X X o o X X X o o o X X X o o X o
 static int SendEvents( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     var_Set( (vlc_object_t *)p_data, psz_var, newval );
 
     return VLC_SUCCESS;
@@ -491,6 +492,7 @@ static int SendEvents( vlc_object_t *p_this, char const *psz_var,
 static int SendEventsToChild( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_data); VLC_UNUSED(oldval);
     vout_thread_t *p_vout = (vout_thread_t *)p_this;
     var_Set( p_vout->p_sys->p_vout, psz_var, newval );
     return VLC_SUCCESS;
@@ -502,6 +504,7 @@ static int SendEventsToChild( vlc_object_t *p_this, char const *psz_var,
 static int MouseEvent( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_this);
     vout_thread_t *p_vout = (vout_thread_t*)p_data;
     vlc_value_t vald,valx,valy;
 

modules/video_filter/marq.c

@@ -328,6 +328,7 @@ static int MarqueeCallback( vlc_object_t *p_this, char const *psz_var,
                             vlc_value_t oldval, vlc_value_t newval,
                             void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     filter_sys_t *p_sys = (filter_sys_t *) p_data;
 
     if( !strncmp( psz_var, "marq-marquee", 7 ) )

modules/video_filter/mosaic.c

@@ -737,6 +737,7 @@ static int MosaicCallback( vlc_object_t *p_this, char const *psz_var,
                             vlc_value_t oldval, vlc_value_t newval,
                             void *p_data )
 {
+    VLC_UNUSED(oldval);
     filter_sys_t *p_sys = (filter_sys_t *) p_data;
 
 #define VAR_IS( a ) !strcmp( psz_var, CFG_PREFIX a )

modules/video_filter/motionblur.c

@@ -42,7 +42,7 @@ static int  Create       ( vlc_object_t * );
 static void Destroy      ( vlc_object_t * );
 static picture_t *Filter ( filter_t *, picture_t * );
 static void RenderBlur   ( filter_sys_t *, picture_t *, picture_t * );
-static void Copy         ( filter_t *, uint8_t **, picture_t * );
+static void Copy         ( filter_t *, picture_t * );
 static int MotionBlurCallback( vlc_object_t *, char const *,
                                vlc_value_t, vlc_value_t, void * );
 
@@ -170,12 +170,12 @@ static picture_t *Filter( filter_t *p_filter, picture_t *p_pic )
             p_sys->pp_planes[i_plane] = (uint8_t*)malloc(
                 p_pic->p[i_plane].i_pitch * p_pic->p[i_plane].i_visible_lines );
         }
-        Copy( p_filter, p_sys->pp_planes, p_pic );
+        Copy( p_filter, p_pic );
     }
 
     /* Get a new picture */
     RenderBlur( p_sys, p_pic, p_outpic );
-    Copy( p_filter, p_sys->pp_planes, p_outpic );
+    Copy( p_filter, p_outpic );
 
     RELEASE( p_pic );
     return p_outpic;
@@ -218,7 +218,7 @@ static void RenderBlur( filter_sys_t *p_sys, picture_t *p_newpic,
     }
 }
 
-static void Copy( filter_t *p_filter, uint8_t **pp_planes, picture_t *p_pic )
+static void Copy( filter_t *p_filter, picture_t *p_pic )
 {
     int i_plane;
     for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
@@ -233,6 +233,7 @@ static int MotionBlurCallback( vlc_object_t *p_this, char const *psz_var,
                                vlc_value_t oldval, vlc_value_t newval,
                                void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     filter_sys_t *p_sys = (filter_sys_t *)p_data;
     if( !strcmp( psz_var, FILTER_PREFIX "factor" ) )
         p_sys->i_factor = __MIN( 127, __MAX( 1, newval.i_int ) );

modules/video_filter/osdmenu.c

@@ -338,6 +338,8 @@ static void DestroyFilter( vlc_object_t *p_this )
 static int OSDMenuVisibleEvent( vlc_object_t *p_this, char const *psz_var,
                     vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(psz_var); VLC_UNUSED(oldval);
+    VLC_UNUSED(newval);
     filter_t *p_filter = (filter_t *) p_data;
 
     p_filter->p_sys->b_visible = VLC_TRUE;
@@ -348,6 +350,8 @@ static int OSDMenuVisibleEvent( vlc_object_t *p_this, char const *psz_var,
 static int OSDMenuUpdateEvent( vlc_object_t *p_this, char const *psz_var,
                     vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(psz_var); VLC_UNUSED(oldval);
+    VLC_UNUSED(newval);
     filter_t *p_filter = (filter_t *) p_data;
     filter_sys_t *p_sys = p_filter->p_sys;
 
@@ -607,6 +611,7 @@ static int OSDMenuCallback( vlc_object_t *p_this, char const *psz_var,
                             vlc_value_t oldval, vlc_value_t newval,
                             void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     filter_sys_t *p_sys = (filter_sys_t *) p_data;
 
     if( !p_sys )
@@ -659,6 +664,7 @@ static int OSDMenuCallback( vlc_object_t *p_this, char const *psz_var,
 static int MouseEvent( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(oldval); VLC_UNUSED(newval);
     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;

modules/video_filter/panoramix.c

@@ -1925,6 +1925,7 @@ static void RemoveAllVout( vout_thread_t *p_vout )
 static int SendEvents( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *_p_vout )
 {
+    VLC_UNUSED(oldval);
     vout_thread_t *p_vout = (vout_thread_t *)_p_vout;
     int i_vout;
     vlc_value_t sentval = newval;
@@ -1980,7 +1981,7 @@ static int SendEvents( vlc_object_t *p_this, char const *psz_var,
 static int SendEventsToChild( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
-
+    VLC_UNUSED(oldval); VLC_UNUSED(p_data);
     vout_thread_t *p_vout = (vout_thread_t *)p_this;
     int i_row, i_col, i_vout = 0;
 

modules/video_filter/puzzle.c

@@ -472,6 +472,8 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic )
 static int SendEvents( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
+
     var_Set( (vlc_object_t *)p_data, psz_var, newval );
 
     return VLC_SUCCESS;
@@ -483,6 +485,7 @@ static int SendEvents( vlc_object_t *p_this, char const *psz_var,
 static int SendEventsToChild( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_data); VLC_UNUSED(oldval);
     vout_thread_t *p_vout = (vout_thread_t *)p_this;
     var_Set( p_vout->p_sys->p_vout, psz_var, newval );
     return VLC_SUCCESS;
@@ -494,6 +497,7 @@ static int SendEventsToChild( vlc_object_t *p_this, char const *psz_var,
 static int MouseEvent( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval); VLC_UNUSED(newval);
     vout_thread_t *p_vout = (vout_thread_t*)p_data;
     int i_x, i_y;
     int i_v;
@@ -564,6 +568,7 @@ static int PuzzleCallback( vlc_object_t *p_this, char const *psz_var,
                            vlc_value_t oldval, vlc_value_t newval,
                            void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     vout_sys_t *p_sys = (vout_sys_t *)p_data;
     if( !strcmp( psz_var, CFG_PREFIX "rows" ) )
     {

modules/video_filter/rotate.c

@@ -300,6 +300,7 @@ static int RotateCallback( vlc_object_t *p_this, char const *psz_var,
                            vlc_value_t oldval, vlc_value_t newval,
                            void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(psz_var); VLC_UNUSED(oldval);
     filter_sys_t *p_sys = (filter_sys_t *)p_data;
     p_sys->i_angle = newval.i_int*10;
     cache_trigo( p_sys->i_angle, &p_sys->i_sin, &p_sys->i_cos );
@@ -310,6 +311,7 @@ static int PreciseRotateCallback( vlc_object_t *p_this, char const *psz_var,
                            vlc_value_t oldval, vlc_value_t newval,
                            void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(psz_var); VLC_UNUSED(oldval);
     filter_sys_t *p_sys = (filter_sys_t *)p_data;
     p_sys->i_angle = newval.i_int;
     cache_trigo( p_sys->i_angle, &p_sys->i_sin, &p_sys->i_cos );

modules/video_filter/seamcarving.c

@@ -247,7 +247,6 @@ static int RemoveVerticalSeam( filter_t *p_filter, picture_t *p_inpic, picture_t
     const int i_src_pitch = p_inpic->p[Y_PLANE].i_pitch;
     const int i_num_lines = p_inpic->p[Y_PLANE].i_visible_lines;
 
-    const uint8_t *p_inpix = p_inpic->p[Y_PLANE].p_pixels;
     uint8_t *p_outpix = p_outpic->p[Y_PLANE].p_pixels;
 
     int *p_energy = p_filter->p_sys->p_energy;
@@ -376,6 +375,7 @@ static int CropCallback( vlc_object_t *p_this, char const *psz_var,
                                 vlc_value_t oldval, vlc_value_t newval,
                                 void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(psz_var); VLC_UNUSED(oldval);
     filter_sys_t *p_sys = (filter_sys_t *)p_data;
     p_sys->i_crop = newval.i_int;
     return VLC_SUCCESS;

modules/video_filter/sharpen.c

@@ -254,6 +254,7 @@ static int SharpenCallback( vlc_object_t *p_this, char const *psz_var,
                             vlc_value_t oldval, vlc_value_t newval,
                             void *p_data )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     filter_sys_t *p_sys = (filter_sys_t *)p_data;
     if( !strcmp( psz_var, FILTER_PREFIX "sigma" ) )
         p_sys->f_sigma = __MIN( 2., __MAX( 0., newval.f_float ) );

modules/video_filter/transform.c

@@ -339,6 +339,7 @@ static void Render( vout_thread_t *p_vout, picture_t *p_pic )
 static int SendEvents( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *_p_vout )
 {
+    VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     vout_thread_t *p_vout = (vout_thread_t *)_p_vout;
     vlc_value_t sentval = newval;
 
@@ -399,6 +400,7 @@ static int SendEvents( vlc_object_t *p_this, char const *psz_var,
 static int SendEventsToChild( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_data); VLC_UNUSED(oldval);
     vout_thread_t *p_vout = (vout_thread_t *)p_this;
     var_Set( p_vout->p_sys->p_vout, psz_var, newval );
     return VLC_SUCCESS;

modules/video_filter/wall.c

@@ -600,6 +600,7 @@ static void RemoveAllVout( vout_thread_t *p_vout )
 static int SendEvents( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *_p_vout )
 {
+    VLC_UNUSED(oldval);
     vout_thread_t *p_vout = (vout_thread_t *)_p_vout;
     int i_vout;
     vlc_value_t sentval = newval;
@@ -643,6 +644,7 @@ static int SendEvents( vlc_object_t *p_this, char const *psz_var,
 static int SendEventsToChild( vlc_object_t *p_this, char const *psz_var,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {
+    VLC_UNUSED(p_data); VLC_UNUSED(oldval);
     vout_thread_t *p_vout = (vout_thread_t *)p_this;
     int i_row, i_col, i_vout = 0;