XN_DDK_API XnStatus XnPropertySetFindProperty(const XnPropertySet* pSet, const XnChar* strModule, const XnChar* strProp, XnPropertySetEnumerator** ppEnumerator)
{
XnStatus nRetVal = XN_STATUS_OK;
XN_VALIDATE_INPUT_PTR(pSet);
XN_VALIDATE_INPUT_PTR(strModule);
XN_VALIDATE_INPUT_PTR(strProp);
XN_VALIDATE_OUTPUT_PTR(ppEnumerator);
// find module
XnPropertySetData::Iterator itModule = pSet->pData->End();
nRetVal = pSet->pData->Find(strModule, itModule);
XN_IS_STATUS_OK(nRetVal);
XnActualPropertiesHash* pModule = itModule->Value();
// find property
XnActualPropertiesHash::Iterator itProp = pModule->End();
nRetVal = pModule->Find(strProp, itProp);
XN_IS_STATUS_OK(nRetVal);
// create enumerator
XnPropertySetEnumerator* pEnumer;
XN_VALIDATE_NEW(pEnumer, XnPropertySetEnumerator);
pEnumer->itModule = itModule;
pEnumer->itProp = itProp;
pEnumer->pModules = pSet->pData;
pEnumer->strModule[0] = '\0';
pEnumer->bFirst = FALSE;
*ppEnumerator = pEnumer;
return XN_STATUS_OK;
}
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);
}