TimeUnit AudioSink::GetEndTime() const {
int64_t written;
{
MonitorAutoLock mon(mMonitor);
written = mWritten;
}
TimeUnit played = FramesToTimeUnit(written, mOutputRate) + mStartTime;
if (!played.IsValid()) {
NS_WARNING("Int overflow calculating audio end time");
return TimeUnit::Zero();
}
// As we may be resampling, rounding errors may occur. Ensure we never get
// past the original end time.
return std::min(mLastEndTime, played);
}
TimeUnit
AudioSink::GetEndTime() const
{
int64_t written;
{
MonitorAutoLock mon(mMonitor);
written = mWritten;
}
TimeUnit played = FramesToTimeUnit(written, mOutputRate) + mStartTime;
if (!played.IsValid()) {
NS_WARNING("Int overflow calculating audio end time");
return TimeUnit::Zero();
}
return played;
}
// Format TimeUnit as number of frames at given rate.
CheckedInt64 TimeUnitToFrames(const TimeUnit& aTime, uint32_t aRate) {
return aTime.IsValid() ? UsecsToFrames(aTime.ToMicroseconds(), aRate)
: CheckedInt64(INT64_MAX) + 1;
}
