void BbCameraSession::setState(QCamera::State state)
{
if (m_state == state)
return;
const QCamera::State previousState = m_state;
if (previousState == QCamera::UnloadedState) {
if (state == QCamera::LoadedState) {
if (openCamera()) {
m_state = state;
}
} else if (state == QCamera::ActiveState) {
if (openCamera()) {
QMetaObject::invokeMethod(this, "applyConfiguration", Qt::QueuedConnection);
m_state = state;
}
}
} else if (previousState == QCamera::LoadedState) {
if (state == QCamera::UnloadedState) {
closeCamera();
m_state = state;
} else if (state == QCamera::ActiveState) {
QMetaObject::invokeMethod(this, "applyConfiguration", Qt::QueuedConnection);
m_state = state;
}
} else if (previousState == QCamera::ActiveState) {
if (state == QCamera::LoadedState) {
stopViewFinder();
m_state = state;
} else if (state == QCamera::UnloadedState) {
stopViewFinder();
closeCamera();
m_state = state;
}
}
if (m_state != previousState)
emit stateChanged(m_state);
}
void ViewFinderWrapper::stopCamera()
{
Q_ASSERT(m_camera);
// Stop processing thread
m_processor->stop();
m_processor->deleteLater();
m_processor = 0;
// Stop viewfinder
stopViewFinder();
// Stop camera
m_cameraActive = false;
m_camera->stop();
delete m_camera;
m_camera = 0;
}
ViewFinderWrapper::~ViewFinderWrapper()
{
m_processor->deleteLater();
stopViewFinder();
stopCamera();
}
BbCameraSession::~BbCameraSession()
{
stopViewFinder();
closeCamera();
}
