XnStatus XnDeviceBase::CloseAllStreams()
{
XnStatus nRetVal = XN_STATUS_OK;
xnLogVerbose(XN_MASK_DDK, "Closing all streams...");
// go over modules list, and look for closed streams
for (XnStringsHash::Iterator it = m_Modules.begin(); it != m_Modules.end(); ++it)
{
XnDeviceModuleHolder* pModuleHolder = (XnDeviceModuleHolder*)it.Value();
if (IsStream(pModuleHolder->GetModule()))
{
XnDeviceStream* pStream = (XnDeviceStream*)pModuleHolder->GetModule();
if (pStream->IsOpen())
{
nRetVal = pStream->Close();
XN_IS_STATUS_OK(nRetVal);
}
}
}
xnLogInfo(XN_MASK_DDK, "All streams are closed.");
return XN_STATUS_OK;
}
void xnLogGetMasksString(XnChar* csString)
{
switch (g_logData.m_nLogFilteringType)
{
case XN_LOG_WRITE_NONE:
xnOSStrCopy(csString, "NONE", XN_LOG_MASKS_STRING_LEN);
return;
case XN_LOG_WRITE_ALL:
xnOSStrCopy(csString, "ALL", XN_LOG_MASKS_STRING_LEN);
return;
case XN_LOG_WRITE_MASKS:
{
csString[0] = '\0';
for (XnStringsHash::Iterator it = g_logData.m_LogMasks.begin(); it != g_logData.m_LogMasks.end(); ++it)
{
xnOSStrAppend(csString, it.Key(), XN_LOG_MASKS_STRING_LEN);
xnOSStrAppend(csString, ";", XN_LOG_MASKS_STRING_LEN);
}
return;
}
default:
xnOSStrCopy(csString, "UNKNOWN", XN_LOG_MASKS_STRING_LEN);
return;
}
}
XnStatus XnDeviceBase::GetSupportedStreams(const XnChar** aStreamNames, XnUInt32* pnStreamNamesCount)
{
XN_VALIDATE_OUTPUT_PTR(pnStreamNamesCount);
// NOTE: we allow aStreamName to be NULL
// first of all count streams
XnUInt32 nStreamsCount = m_SupportedStreams.Size();
// now check if we have enough room
if (nStreamsCount > *pnStreamNamesCount)
{
*pnStreamNamesCount = nStreamsCount;
return XN_STATUS_OUTPUT_BUFFER_OVERFLOW;
}
// now copy values
nStreamsCount = 0;
for (XnStringsHash::Iterator it = m_SupportedStreams.begin(); it != m_SupportedStreams.end(); ++it)
{
aStreamNames[nStreamsCount] = it.Key();
nStreamsCount++;
}
*pnStreamNamesCount = nStreamsCount;
return XN_STATUS_OK;
}
XnStatus XnDeviceBase::GetModulesList(XnDeviceModuleHolderList& list)
{
list.Clear();
for (XnStringsHash::Iterator it = m_Modules.begin(); it != m_Modules.end(); ++it)
{
list.AddLast((XnDeviceModuleHolder*)it.Value());
}
return (XN_STATUS_OK);
}
XnStatus XnDeviceBase::GetModulesList(XnDeviceModuleHolder** apModules, XnUInt32* pnCount)
{
XnUInt32 nCount = 0;
for (XnStringsHash::Iterator it = m_Modules.begin(); it != m_Modules.end(); ++it)
{
apModules[nCount] = (XnDeviceModuleHolder*)it.Value();
nCount++;
}
*pnCount = nCount;
return (XN_STATUS_OK);
}
XnStatus XnDeviceBase::FindModule(const XnChar* ModuleName, XnDeviceModuleHolder** ppModuleHolder)
{
XnStringsHash::Iterator it = m_Modules.end();
XnStatus nRetVal = m_Modules.Find(ModuleName, it);
if (nRetVal == XN_STATUS_NO_MATCH)
{
return (XN_STATUS_DEVICE_MODULE_NOT_FOUND);
}
XN_IS_STATUS_OK(nRetVal);
*ppModuleHolder = (XnDeviceModuleHolder*)it.Value();
return XN_STATUS_OK;
}
XnStatus XnDeviceBase::GetStreamsList(XnDeviceModuleHolderList& list)
{
list.Clear();
for (XnStringsHash::Iterator it = m_Modules.begin(); it != m_Modules.end(); ++it)
{
XnDeviceModuleHolder* pModuleHolder = (XnDeviceModuleHolder*)it.Value();
if (IsStream(pModuleHolder->GetModule()))
{
list.AddLast(pModuleHolder);
}
}
return (XN_STATUS_OK);
}
XnStatus XnDeviceBase::SetMirror(XnBool bMirror)
{
XnStatus nRetVal = XN_STATUS_OK;
// change all streams
for (XnStringsHash::Iterator it = m_Modules.begin(); it != m_Modules.end(); ++it)
{
XnDeviceModuleHolder* pModuleHolder = (XnDeviceModuleHolder*)it.Value();
if (IsStream(pModuleHolder->GetModule()))
{
XnDeviceStream* pStream = (XnDeviceStream*)pModuleHolder->GetModule();
nRetVal = pStream->SetMirror(bMirror);
XN_IS_STATUS_OK(nRetVal);
}
}
// and set property
nRetVal = m_DeviceMirror.UnsafeUpdateValue(bMirror);
XN_IS_STATUS_OK(nRetVal);
return (XN_STATUS_OK);
}
XnStatus XnDeviceBase::GetStreamNames(const XnChar** pstrNames, XnUInt32* pnNamesCount)
{
// first we need to count them
XnUInt32 nCount = 0;
for (XnStringsHash::Iterator it = m_Modules.begin(); it != m_Modules.end(); ++it)
{
XnDeviceModuleHolder* pModuleHolder = (XnDeviceModuleHolder*)it.Value();
if (IsStream(pModuleHolder->GetModule()))
{
nCount++;
}
}
if (nCount > *pnNamesCount)
{
*pnNamesCount = nCount;
return XN_STATUS_OUTPUT_BUFFER_OVERFLOW;
}
// OK. we have enough space. Copy into it
nCount = 0;
for (XnStringsHash::Iterator it = m_Modules.begin(); it != m_Modules.end(); ++it)
{
XnDeviceModuleHolder* pModuleHolder = (XnDeviceModuleHolder*)it.Value();
if (IsStream(pModuleHolder->GetModule()))
{
pstrNames[nCount] = it.Key();
nCount++;
}
}
*pnNamesCount = nCount;
return XN_STATUS_OK;
}
XnStatus XnDeviceBase::GetAllProperties(XnPropertySet* pSet, XnBool bNoStreams /* = FALSE */, const XnChar* strModule /* = NULL */)
{
XnStatus nRetVal = XN_STATUS_OK;
XN_VALIDATE_INPUT_PTR(pSet);
// clear the set
nRetVal = XnPropertySetClear(pSet);
XN_IS_STATUS_OK(nRetVal);
if (strModule != NULL)
{
XnDeviceModule* pModule;
nRetVal = FindModule(strModule, &pModule);
XN_IS_STATUS_OK(nRetVal);
nRetVal = pModule->GetAllProperties(pSet);
XN_IS_STATUS_OK(nRetVal);
}
else
{
// enumerate over modules
for (XnStringsHash::Iterator it = m_Modules.begin(); it != m_Modules.end(); ++it)
{
XnDeviceModuleHolder* pModuleHolder = (XnDeviceModuleHolder*)it.Value();
if (bNoStreams && IsStream(pModuleHolder->GetModule()))
continue;
nRetVal = pModuleHolder->GetModule()->GetAllProperties(pSet);
XN_IS_STATUS_OK(nRetVal);
}
}
return XN_STATUS_OK;
}
XnStatus XnFileDevice::HandleStreamRemoved(const XnChar* strName)
{
XnStatus nRetVal = XN_STATUS_OK;
// check for specific case: all streams are removed and then end-of-file is reached.
// in this case, we don't really want to destroy streams, just wrap around.
XnStringsHash StreamsToRemove;
nRetVal = StreamsToRemove.Set(strName, NULL);
XN_IS_STATUS_OK(nRetVal);
XnPackedDataType nType = XN_PACKED_STREAM_REMOVED;
XnUInt32 nPositionBefore;
while (TRUE)
{
nRetVal = m_pInputStream->Tell(&nPositionBefore);
XN_IS_STATUS_OK(nRetVal);
nRetVal = m_pDataPacker->ReadNextObject(&nType);
XN_IS_STATUS_OK(nRetVal);
if (nType == XN_PACKED_STREAM_REMOVED)
{
XnChar strTempName[XN_DEVICE_MAX_STRING_LENGTH];
nRetVal = m_pDataPacker->ReadStreamRemoved(strTempName);
XN_IS_STATUS_OK(nRetVal);
nRetVal = StreamsToRemove.Set(strTempName, NULL);
XN_IS_STATUS_OK(nRetVal);
}
else
{
break;
}
}
if (nType != XN_PACKED_END)
{
// Not the case we were looking for. Remove those streams.
for (XnStringsHash::Iterator it = StreamsToRemove.begin(); it != StreamsToRemove.end(); ++it)
{
nRetVal = m_pNotifications->OnNodeRemoved(m_pNotificationsCookie, it.Key());
XN_IS_STATUS_OK(nRetVal);
XnNodeInfo* pNodeInfo;
m_nodeInfoMap.Get(it.Key(), pNodeInfo);
XN_DELETE(pNodeInfo->pXnCodec);
m_nodeInfoMap.Remove(it.Key());
m_ignoreNewNodes.Remove(it.Key());
}
m_bNodeCollectionChanged = TRUE;
}
// in any case, the last object we read wasn't handled yet (end-of-stream or another event), so
// seek back, so it will be handled.
nRetVal = m_pInputStream->Seek(nPositionBefore);
XN_IS_STATUS_OK(nRetVal);
return (XN_STATUS_OK);
}
