# include "config.h"
#endif
+#include <assert.h>
+
#include <vlc_common.h>
#include <vlc_plugin.h>
-
-#include <assert.h>
+#include <vlc_atomic.h>
#include <vlc_filter.h>
#include "filter_picture.h"
*****************************************************************************/
struct filter_sys_t
{
- int i_split;
- int i_direction;
- vlc_mutex_t lock;
+ atomic_int i_split;
+ atomic_int i_direction;
};
/*****************************************************************************
config_ChainParse( p_filter, CFG_PREFIX, ppsz_filter_options,
p_filter->p_cfg );
- p_sys->i_split = var_CreateGetIntegerCommand( p_filter, CFG_PREFIX "split" );
- p_sys->i_direction = var_CreateGetIntegerCommand( p_filter,
- CFG_PREFIX "direction" );
-
- vlc_mutex_init( &p_sys->lock );
+ atomic_init( &p_sys->i_split,
+ var_CreateGetIntegerCommand( p_filter, CFG_PREFIX "split" ) );
+ atomic_init( &p_sys->i_direction,
+ var_CreateGetIntegerCommand( p_filter,
+ CFG_PREFIX "direction" ) );
- var_AddCallback( p_filter, CFG_PREFIX "split", FilterCallback, NULL );
- var_AddCallback( p_filter, CFG_PREFIX "direction", FilterCallback, NULL );
+ var_AddCallback( p_filter, CFG_PREFIX "split", FilterCallback, p_sys );
+ var_AddCallback( p_filter, CFG_PREFIX "direction", FilterCallback, p_sys );
p_filter->pf_video_filter = Filter;
static void Destroy( vlc_object_t *p_this )
{
filter_t *p_filter = (filter_t *)p_this;
+ filter_sys_t *p_sys = p_filter->p_sys;
- var_DelCallback( p_filter, CFG_PREFIX "split", FilterCallback, NULL );
- var_DelCallback( p_filter, CFG_PREFIX "direction", FilterCallback, NULL );
-
- vlc_mutex_destroy( &p_filter->p_sys->lock );
- free( p_filter->p_sys );
+ var_DelCallback( p_filter, CFG_PREFIX "split", FilterCallback, p_sys );
+ var_DelCallback( p_filter, CFG_PREFIX "direction", FilterCallback, p_sys );
+ free( p_sys );
}
/*****************************************************************************
if( !p_pic ) return NULL;
filter_sys_t *p_sys = p_filter->p_sys;
- vlc_mutex_lock( &p_sys->lock );
- b_vertical_split = p_sys->i_split == 0 ? true : false;
- b_left_to_right = p_sys->i_direction == 0 ? true : false;
- vlc_mutex_unlock( &p_sys->lock );
+ b_vertical_split = !atomic_load( &p_sys->i_split );
+ b_left_to_right = !atomic_load( &p_sys->i_direction );
p_outpic = filter_NewPicture( p_filter );
if( !p_outpic )
static int FilterCallback ( vlc_object_t *p_this, char const *psz_var,
vlc_value_t oldval, vlc_value_t newval, void *p_data )
{
- (void)oldval; (void)p_data;
- filter_t *p_filter = (filter_t*)p_this;
- filter_sys_t *p_sys = p_filter->p_sys;
+ (void) p_this; (void)oldval;
+ filter_sys_t *p_sys = p_data;
if( !strcmp( psz_var, CFG_PREFIX "split" ) )
- {
- vlc_mutex_lock( &p_sys->lock );
- p_sys->i_split = newval.i_int;
- vlc_mutex_unlock( &p_sys->lock );
- }
+ atomic_store( &p_sys->i_split, newval.i_int );
else /* CFG_PREFIX "direction" */
- {
- vlc_mutex_lock( &p_sys->lock );
- p_sys->i_direction = newval.i_int;
- vlc_mutex_unlock( &p_sys->lock );
- }
+ atomic_store( &p_sys->i_direction, newval.i_int );
return VLC_SUCCESS;
}