void
MediaSourceDecoder::SetMediaSourceDuration(double aDuration, MSRangeRemovalAction aAction)
{
MOZ_ASSERT(NS_IsMainThread());
ReentrantMonitorAutoEnter mon(GetReentrantMonitor());
double oldDuration = ExplicitDuration();
if (aDuration >= 0) {
int64_t checkedDuration;
if (NS_FAILED(SecondsToUsecs(aDuration, checkedDuration))) {
// INT64_MAX is used as infinity by the state machine.
// We want a very bigger number, but not infinity.
checkedDuration = INT64_MAX - 1;
}
SetExplicitDuration(aDuration);
} else {
SetExplicitDuration(PositiveInfinity<double>());
}
if (!mIsUsingFormatReader && GetReader()) {
GetReader()->SetMediaSourceDuration(ExplicitDuration());
}
if (mMediaSource && aAction != MSRangeRemovalAction::SKIP) {
mMediaSource->DurationChange(oldDuration, aDuration);
}
}
void
MediaSourceDecoder::SetInitialDuration(int64_t aDuration)
{
MOZ_ASSERT(NS_IsMainThread());
// Only use the decoded duration if one wasn't already
// set.
if (!mMediaSource || !IsNaN(ExplicitDuration())) {
return;
}
double duration = aDuration;
// A duration of -1 is +Infinity.
if (aDuration >= 0) {
duration /= USECS_PER_S;
}
SetMediaSourceDuration(duration, MSRangeRemovalAction::SKIP);
}
double
MediaSourceDecoder::GetDuration()
{
MOZ_ASSERT(NS_IsMainThread());
return ExplicitDuration();
}
double
MediaSourceDecoder::GetDuration()
{
ReentrantMonitorAutoEnter mon(GetReentrantMonitor());
return ExplicitDuration();
}
