X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=modules%2Fvideo_filter%2Fmotionblur.c;h=aad8946b0710e680060e009330d974d7c214cbde;hb=40a2f546e1dca36312916b391f64f96a438f0a37;hp=40c7044d3b84e708f7d49ab43435c1bbce628c3c;hpb=fa4bde0b26a6c7a2a617362ea0b17144686e39fe;p=vlc

diff --git a/modules/video_filter/motionblur.c b/modules/video_filter/motionblur.c
index 40c7044d3b..aad8946b07 100644
--- a/modules/video_filter/motionblur.c
+++ b/modules/video_filter/motionblur.c
@@ -33,7 +33,6 @@
 #include <vlc_common.h>
 #include <vlc_plugin.h>
 #include <vlc_sout.h>
-#include <vlc_vout.h>
 #include <vlc_filter.h>
 #include "filter_picture.h"
 
@@ -80,6 +79,7 @@ static const char *const ppsz_filter_options[] = {
  *****************************************************************************/
 struct filter_sys_t
 {
+    vlc_spinlock_t lock;
     int        i_factor;
 
     uint8_t  **pp_planes;
@@ -105,6 +105,7 @@ static int Create( vlc_object_t *p_this )
 
     p_filter->p_sys->i_factor =
         var_CreateGetIntegerCommand( p_filter, FILTER_PREFIX "factor" );
+    vlc_spin_init( &p_filter->p_sys->lock );
     var_AddCallback( p_filter, FILTER_PREFIX "factor",
                      MotionBlurCallback, p_filter->p_sys );
 
@@ -121,6 +122,10 @@ static void Destroy( vlc_object_t *p_this )
 {
     filter_t *p_filter = (filter_t *)p_this;
 
+    var_DelCallback( p_filter, FILTER_PREFIX "factor",
+                     MotionBlurCallback, p_filter->p_sys );
+    vlc_spin_destroy( &p_filter->p_sys->lock );
+
     while( p_filter->p_sys->i_planes-- )
         free( p_filter->p_sys->pp_planes[p_filter->p_sys->i_planes] );
     free( p_filter->p_sys->pp_planes );
@@ -173,8 +178,11 @@ static void RenderBlur( filter_sys_t *p_sys, picture_t *p_newpic,
                         picture_t *p_outpic )
 {
     int i_plane;
-    int i_oldfactor = p_sys->i_factor;
+    vlc_spin_lock( &p_sys->lock );
+    const int i_oldfactor = p_sys->i_factor;
+    vlc_spin_unlock( &p_sys->lock );
     int i_newfactor = 128 - i_oldfactor;
+
     for( i_plane = 0; i_plane < p_outpic->i_planes; i_plane++ )
     {
         uint8_t *p_old, *p_new, *p_out, *p_out_end, *p_out_line_end;
@@ -220,7 +228,12 @@ static int MotionBlurCallback( vlc_object_t *p_this, char const *psz_var,
 {
     VLC_UNUSED(p_this); VLC_UNUSED(oldval);
     filter_sys_t *p_sys = (filter_sys_t *)p_data;
+
     if( !strcmp( psz_var, FILTER_PREFIX "factor" ) )
+    {
+        vlc_spin_lock( &p_sys->lock );
         p_sys->i_factor = __MIN( 127, __MAX( 1, newval.i_int ) );
+        vlc_spin_unlock( &p_sys->lock );
+    }
     return VLC_SUCCESS;
 }