Example #1
0
XnStatus XnDeviceBase::CreateStreams(const XnPropertySet* pSet)
{
	XnStatus nRetVal = XN_STATUS_OK;
	
	for (XnPropertySetData::ConstIterator it = pSet->pData->begin(); it != pSet->pData->end(); ++it)
	{
		// check if this module is a stream
		XnActualPropertiesHash* pModule = it.Value();

		XnActualPropertiesHash::ConstIterator itProp = pModule->end();
		if (XN_STATUS_OK == pModule->Find(XN_STREAM_PROPERTY_TYPE, itProp))
		{
			// create a copy of the properties
			XnActualPropertiesHash streamProps(it.Key());
			nRetVal = streamProps.CopyFrom(*pModule);
			XN_IS_STATUS_OK(nRetVal);

			// remove the type property
			nRetVal = streamProps.Remove(XN_STREAM_PROPERTY_TYPE);
			XN_IS_STATUS_OK(nRetVal);

			// and create the stream
			XnActualStringProperty* pActualProp = (XnActualStringProperty*)itProp.Value();
			nRetVal = CreateStreamImpl(pActualProp->GetValue(), it.Key(), &streamProps);
			XN_IS_STATUS_OK(nRetVal);
		}
	}
	
	return (XN_STATUS_OK);
}
XnStatus XnActualPropertiesHash::CopyFrom(const XnActualPropertiesHash& other)
{
	XnStatus nRetVal = XN_STATUS_OK;

	Clear();
	strncpy(m_strName, other.m_strName, XN_DEVICE_MAX_STRING_LENGTH);

	for (ConstIterator it = other.begin(); it != other.end(); ++it)
	{
		switch (it.Value()->GetType())
		{
		case XN_PROPERTY_TYPE_INTEGER:
			{
				XnActualIntProperty* pProp = (XnActualIntProperty*)it.Value();
				nRetVal = Add(pProp->GetName(), pProp->GetValue());
				XN_IS_STATUS_OK(nRetVal);
				break;
			}
		case XN_PROPERTY_TYPE_REAL:
			{
				XnActualRealProperty* pProp = (XnActualRealProperty*)it.Value();
				nRetVal = Add(pProp->GetName(), pProp->GetValue());
				XN_IS_STATUS_OK(nRetVal);
				break;
			}
		case XN_PROPERTY_TYPE_STRING:
			{
				XnActualStringProperty* pProp = (XnActualStringProperty*)it.Value();
				nRetVal = Add(pProp->GetName(), pProp->GetValue());
				XN_IS_STATUS_OK(nRetVal);
				break;
			}
		case XN_PROPERTY_TYPE_GENERAL:
			{
				XnActualGeneralProperty* pProp = (XnActualGeneralProperty*)it.Value();
				nRetVal = Add(pProp->GetName(), pProp->GetValue());
				XN_IS_STATUS_OK(nRetVal);
				break;
			}
		default:
			XN_LOG_WARNING_RETURN(XN_STATUS_ERROR, XN_MASK_DDK, "Unknown property type: %d\n", it.Value()->GetType());
		}
	}

	return (XN_STATUS_OK);
}
XnStatus XnSensorProductionNode::NotifyExState(XnNodeNotifications* pNotifications, void* pCookie)
{
	XnStatus nRetVal = XN_STATUS_OK;
	
	// get all properties
	XN_PROPERTY_SET_CREATE_ON_STACK(props);
	nRetVal = m_pSensor->GetAllProperties(&props, FALSE, GetModuleName());
	XN_IS_STATUS_OK(nRetVal);

	XnActualPropertiesHash* pPropsHash = props.pData->begin().Value();

	// filter properties (remove the ones already exposed as OpenNI interfaces)
	FilterProperties(pPropsHash);

	const XnChar* astrIntProps[200] = {0};
	const XnChar* astrRealProps[200] = {0};
	const XnChar* astrStringProps[200] = {0};
	const XnChar* astrGeneralProps[200] = {0};

	XnUInt32 nIntProps = 0;
	XnUInt32 nRealProps = 0;
	XnUInt32 nStringProps = 0;
	XnUInt32 nGeneralProps = 0;

	// enumerate over properties
	for (XnActualPropertiesHash::Iterator it = pPropsHash->begin(); it != pPropsHash->end(); ++it)
	{
		XnProperty* pProp = it.Value();

		switch (pProp->GetType())
		{
		case XN_PROPERTY_TYPE_INTEGER:
			{
				XnActualIntProperty* pIntProp = (XnActualIntProperty*)pProp;
				pNotifications->OnNodeIntPropChanged(pCookie, GetInstanceName(), pProp->GetName(), pIntProp->GetValue());
				astrIntProps[nIntProps++] = pProp->GetName();
			}
			break;
		case XN_PROPERTY_TYPE_REAL:
			{
				XnActualRealProperty* pRealProp = (XnActualRealProperty*)pProp;
				pNotifications->OnNodeRealPropChanged(pCookie, GetInstanceName(), pProp->GetName(), pRealProp->GetValue());
				astrRealProps[nRealProps++] = pProp->GetName();
			}
			break;
		case XN_PROPERTY_TYPE_STRING:
			{
				XnActualStringProperty* pStrProp = (XnActualStringProperty*)pProp;
				pNotifications->OnNodeStringPropChanged(pCookie, GetInstanceName(), pProp->GetName(), pStrProp->GetValue());
				astrStringProps[nStringProps++] = pProp->GetName();
			}
			break;
		case XN_PROPERTY_TYPE_GENERAL:
			{
				XnActualGeneralProperty* pGenProp = (XnActualGeneralProperty*)pProp;
				pNotifications->OnNodeGeneralPropChanged(pCookie, GetInstanceName(), pProp->GetName(), pGenProp->GetValue().nDataSize, pGenProp->GetValue().pData);
				astrGeneralProps[nGeneralProps++] = pProp->GetName();
			}
			break;
		default:
			XN_LOG_WARNING_RETURN(XN_STATUS_ERROR, XN_MASK_DEVICE_SENSOR, "Unknown property type: %d", pProp->GetType());
		}
	}

	// TODO: also register to these properties, and if changed, notify.

	// store notifications object
	m_pNotifications = pNotifications;
	m_pCookie = pCookie;

	return (XN_STATUS_OK);
}