static pascal void MyMovieIdlingTimer(EventLoopTimerRef inTimer, void *inUserData)
{
#pragma unused(inTimer)
OSStatus error;
long durationInMillis;
MyStatePtr myState = (MyStatePtr)inUserData; // Application's state
// related to its list of movies
/* You insert the code here to idle the movies and/or movie controllers that the
application has in use––for example, calls to MCIdle(). */
IdleMovie();
// Ask the idling mechanism when we should fire the next time.
#ifdef __APPLE_CC__
error = QTGetTimeUntilNextTask(&durationInMillis, 1000);
#else
error = mQTGetTimeUntilNextTaskPtr(&durationInMillis, 1000);
#endif
// 1000 == millisecond timescale
if (durationInMillis == 0) // When zero, pin the duration
// to our minimum
durationInMillis = kMinimumIdleDurationInMillis;
// Reschedule the event loop timer
SetEventLoopTimerNextFireTime(myState->theEventTimer, durationInMillis * kEventDurationMillisecond);
}
void QTMovieTask::updateTaskTimer(double maxInterval, double minInterval)
{
ASSERT(m_setTaskTimerDelay);
if (!m_setTaskTimerDelay)
return;
ASSERT(m_stopTaskTimer);
if (!m_taskList.size() && m_stopTaskTimer) {
m_stopTaskTimer();
return;
}
long intervalInMS;
OSStatus status = QTGetTimeUntilNextTask(&intervalInMS, 1000);
double interval = intervalInMS / 1000.0;
if (interval < minInterval)
interval = minInterval;
if (interval > maxInterval)
interval = maxInterval;
m_setTaskTimerDelay(interval);
}