static void PictureDestroy( picture_t *p_picture )
{
assert( p_picture &&
vlc_atomic_get( &p_picture->gc.refcount ) == 0 );
vlc_free( p_picture->gc.p_sys );
free( p_picture->p_sys );
free( p_picture );
}
void vlc_testcancel (void)
{
if (!thread) /* not created by VLC, can't be cancelled */
return;
if (!thread->killable)
return;
if (!vlc_atomic_get(&thread->killed))
return;
pthread_exit(NULL);
}
uintptr_t vlc_atomic_swap (vlc_atomic_t *atom, uintptr_t v)
{
/* grmbl, gcc does not provide an intrinsic for this! */
uintptr_t u;
do
u = vlc_atomic_get (atom);
while (vlc_atomic_compare_swap (atom, u, v) != u);
return u;
}
void MessagesDialog::MsgCallback( void *self, int type, const vlc_log_t *item,
const char *format, va_list ap )
{
MessagesDialog *dialog = (MessagesDialog *)self;
char *str;
int verbosity = vlc_atomic_get( &dialog->verbosity );
if( verbosity < 0 || verbosity < (type - VLC_MSG_ERR)
|| unlikely(vasprintf( &str, format, ap ) == -1) )
return;
int canc = vlc_savecancel();
QApplication::postEvent( dialog, new MsgEvent( type, item, str ) );
vlc_restorecancel( canc );
free( str );
}
bool picture_IsReferenced( picture_t *p_picture )
{
return vlc_atomic_get( &p_picture->gc.refcount ) > 1;
}