void CameraModeControl::setDevice(const QString &device)
{
if(device != m_device)
{
m_device = device;
if(m_camera)
{
QMediaObject *mediaObject =
m_camera ? qobject_cast<QMediaObject *>(m_camera->property("mediaObject").value<QObject*>())
: nullptr;
if(mediaObject)
{
QVideoDeviceSelectorControl *videoDevice =
mediaObject->service()->requestControl<QVideoDeviceSelectorControl*>();
if(videoDevice)
{
const int value = ("primary" == device) ? 0 : 1;
if(videoDevice->selectedDevice() != value)
{
videoDevice->setSelectedDevice(value);
}
}
}
}
emit deviceChanged(m_device);
}
}
void QDeclarativeCamera::setupDevice(const QString &deviceName)
{
QMediaService *service = m_camera->service();
if (!service)
return;
QVideoDeviceSelectorControl *deviceControl = qobject_cast<QVideoDeviceSelectorControl*>(service->requestControl(QVideoDeviceSelectorControl_iid));
if (!deviceControl)
return;
int deviceIndex = -1;
if (deviceName.isEmpty()) {
deviceIndex = deviceControl->defaultDevice();
} else {
for (int i = 0; i < deviceControl->deviceCount(); ++i) {
if (deviceControl->deviceName(i) == deviceName) {
deviceIndex = i;
break;
}
}
}
if (deviceIndex == -1)
return;
State previousState = cameraState();
setCameraState(UnloadedState);
deviceControl->setSelectedDevice(deviceIndex);
QCameraInfo oldCameraInfo = m_currentCameraInfo;
m_currentCameraInfo = QCameraInfo(*m_camera);
emit deviceIdChanged();
if (oldCameraInfo.description() != m_currentCameraInfo.description())
emit displayNameChanged();
if (oldCameraInfo.position() != m_currentCameraInfo.position())
emit positionChanged();
if (oldCameraInfo.orientation() != m_currentCameraInfo.orientation())
emit orientationChanged();
setCameraState(previousState);
}
