// Called whenever the connection state of any PV changes: emits valuesChanged(), sizeChanged(), and stateChanged() as required.
void REIXSXESMCPDataSourcePre2013::onConnectionStateChanged() {
bool wasConnected = isConnected_;
isConnected_ = imagePV_->isConnected() &&
resolutionXPV_->hasValues() &&
resolutionYPV_->hasValues();
// becoming disconnected...
if(wasConnected && !isConnected_) {
pixelsX_ = axes_[0].size = 0;
pixelsY_ = axes_[1].size = 0;
emitValuesChanged();
emitSizeChanged();
emitStateChanged(AMDataSource::InvalidFlag);
AMErrorMon::report(AMErrorReport(this, AMErrorReport::Alert, -2, "Lost connection to MCP Detector " + imagePV_->pvName()));
}
// becoming connected...
if(!wasConnected && isConnected_) {
pixelsX_ = axes_[0].size = int(pow(2.0, double(resolutionXPV_->getInt())));
pixelsY_ = axes_[1].size = int(pow(2.0, double(resolutionYPV_->getInt())));
emitValuesChanged();
emitSizeChanged();
emitStateChanged(AMDataSource::ProcessingFlag);
}
}
void RtpBuffer::commitPacket()
{
quint16 fill = (m_data[m_last].sequenceNumber-m_data[m_first].sequenceNumber);
if ((m_state == Filling) && (fill >= m_desiredFill)) {
qDebug()<<Q_FUNC_INFO<<": start playing at: " << m_data[m_first].sequenceNumber << ", last: " << m_last << ": " << m_data[m_last].sequenceNumber;
setState(Ready);
m_mutex.unlock();
emitStateChanged(Ready);
emit ready();
return;
} else {
m_mutex.unlock();
}
}
const RtpPacket* RtpBuffer::takePacket()
{
RtpPacket* packet = NULL;
m_mutex.lock();
if (m_state == Ready || m_state == Flushing) {
// take from top, until free packet or flush
packet = &(m_data[m_first]);
// we might catch a packet which is marked as flush but is not received yet
if (packet->flush) {
qDebug()<<Q_FUNC_INFO<<": flush packet: " << packet->sequenceNumber;
setState(Filling);
packet->flush = false;
} else {
switch (packet->status) {
case RtpPacket::PacketFree:
qWarning()<<Q_FUNC_INFO<<": free packet: " << packet->sequenceNumber;
setState(Empty);
packet = NULL;
break;
case RtpPacket::PacketMissing:
qWarning()<<Q_FUNC_INFO<< "missing packet: "<<packet->sequenceNumber<<", payload size: "<<packet->payloadSize;
memcpy(packet->payload, m_silence, packet->payloadSize);
case RtpPacket::PacketOk:
if (m_first == m_last) {
qDebug()<<Q_FUNC_INFO<<": buffer empty";
setState(Empty);
} else {
m_first = (m_first+1) % m_capacity;
}
packet->init();
break;
default:
qFatal(__func__);
packet = NULL;
}
}
}
State currentState = m_state;
m_mutex.unlock();
emitStateChanged(currentState);
return packet;
}
void FilterMessageType::setAllowedTypeAction(QAction* action)
{
mAllowedType = action->data().value<MessageType>();
emitStateChanged();
}
void FilterFriendOnline::onlineActionToggled(bool state)
{
enabled = state;
emitStateChanged();
}
