*****************************************************************************/
struct filter_sys_t
{
+ vlc_mutex_t lock;
double f_contrast;
double f_brightness;
int i_hue;
p_sys->b_brightness_threshold =
var_CreateGetBoolCommand( p_filter, "brightness-threshold" );
+ vlc_mutex_init( &p_sys->lock );
var_AddCallback( p_filter, "contrast", AdjustCallback, p_sys );
var_AddCallback( p_filter, "brightness", AdjustCallback, p_sys );
var_AddCallback( p_filter, "hue", AdjustCallback, p_sys );
var_DelCallback( p_filter, "brightness-threshold",
AdjustCallback, p_sys );
+ vlc_mutex_destroy( &p_sys->lock );
free( p_sys );
}
return NULL;
}
- /* Getvariables */
+ /* Get variables */
+ vlc_mutex_lock( &p_sys->lock );
i_cont = (int)( p_sys->f_contrast * 255 );
i_lum = (int)( (p_sys->f_brightness - 1.0)*255 );
f_hue = (float)( p_sys->i_hue * M_PI / 180 );
i_sat = (int)( p_sys->f_saturation * 256 );
f_gamma = 1.0 / p_sys->f_gamma;
b_thres = p_sys->b_brightness_threshold;
+ vlc_mutex_unlock( &p_sys->lock );
/*
* Threshold mode drops out everything about luma, contrast and gamma.
return NULL;
}
- /* Getvariables */
+ /* Get variables */
+ vlc_mutex_lock( &p_sys->lock );
i_cont = (int)( p_sys->f_contrast * 255 );
i_lum = (int)( (p_sys->f_brightness - 1.0)*255 );
f_hue = (float)( p_sys->i_hue * M_PI / 180 );
i_sat = (int)( p_sys->f_saturation * 256 );
f_gamma = 1.0 / p_sys->f_gamma;
b_thres = p_sys->b_brightness_threshold;
+ vlc_mutex_unlock( &p_sys->lock );
/*
* Threshold mode drops out everything about luma, contrast and gamma.
VLC_UNUSED(p_this); VLC_UNUSED(oldval);
filter_sys_t *p_sys = (filter_sys_t *)p_data;
+ vlc_mutex_lock( &p_sys->lock );
if( !strcmp( psz_var, "contrast" ) )
p_sys->f_contrast = newval.f_float;
else if( !strcmp( psz_var, "brightness" ) )
p_sys->f_gamma = newval.f_float;
else if( !strcmp( psz_var, "brightness-threshold" ) )
p_sys->b_brightness_threshold = newval.b_bool;
- else
- return VLC_EGENERIC;
+ vlc_mutex_unlock( &p_sys->lock );
+
return VLC_SUCCESS;
}