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Fix heap corruption (#862)

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Murat Seker 2020-07-12 09:20:58 +02:00 committed by GitHub
parent 138b7d9c94
commit dd98e245fe
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1 changed files with 4 additions and 13 deletions
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17
libsrc/hyperion/LinearColorSmoothing.cpp
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@ -79,28 +79,19 @@ void LinearColorSmoothing::handleSettingsUpdate(const settings::type& type, cons
int LinearColorSmoothing::write(const std::vector<ColorRgb> &ledValues)
{
_targetTime = QDateTime::currentMSecsSinceEpoch() + _settlingTime;
_targetValues = ledValues;
// received a new target color
if (_previousValues.empty())
{
// not initialized yet
_targetTime = QDateTime::currentMSecsSinceEpoch() + _settlingTime;
_targetValues = ledValues;
_previousTime = QDateTime::currentMSecsSinceEpoch();
_previousValues = ledValues;
//Debug( _log, "Start Smoothing timer: settlingTime: %d ms, interval: %d ms (%u Hz), updateDelay: %u frames", _settlingTime, _updateInterval, unsigned(1000.0/_updateInterval), _outputDelay );
QMetaObject::invokeMethod(_timer, "start", Qt::QueuedConnection, Q_ARG(int, _updateInterval));
}
else
{
//std::cout << "LinearColorSmoothing::write> "; LedDevice::printLedValues ( ledValues );
_targetTime = QDateTime::currentMSecsSinceEpoch() + _settlingTime;
memcpy(_targetValues.data(), ledValues.data(), ledValues.size() * sizeof(ColorRgb));
//std::cout << "LinearColorSmoothing::write> _targetValues: "; LedDevice::printLedValues ( _targetValues );
}
return 0;
}
@ -127,7 +118,7 @@ void LinearColorSmoothing::updateLeds()
//Debug(_log, "elapsed Time [%d], _targetTime [%d] - now [%d], deltaTime [%d]", now -_previousTime, _targetTime, now, deltaTime);
if (deltaTime < 0)
{
memcpy(_previousValues.data(), _targetValues.data(), _targetValues.size() * sizeof(ColorRgb));
_previousValues = _targetValues;
_previousTime = now;
queueColors(_previousValues);