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/*****************************************************************************
* *
* OpenNI 2.x Alpha *
* Copyright (C) 2012 PrimeSense Ltd. *
* *
* This file is part of OpenNI. *
* *
* Licensed under the Apache License, Version 2.0 (the "License"); *
* you may not use this file except in compliance with the License. *
* You may obtain a copy of the License at *
* *
* http://www.apache.org/licenses/LICENSE-2.0 *
* *
* Unless required by applicable law or agreed to in writing, software *
* distributed under the License is distributed on an "AS IS" BASIS, *
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. *
* See the License for the specific language governing permissions and *
* limitations under the License. *
* *
*****************************************************************************/
#include "OniStream.h"
#include "OniDevice.h"
#include "OniSyncedStreamsFrameHolder.h"
#include "OniDeviceDriver.h"
#include "OniRecorder.h"
#include "OniFrameManager.h"
#include "XnList.h"
#include "XnHash.h"
#include "XnEvent.h"
#include "OniDriverHandler.h"
#include "OniCommon.h"
struct _OniDevice
{
oni::implementation::Device* pDevice;
};
struct _OniStream
{
oni::implementation::VideoStream* pStream;
};
struct _OniFrameSync
{
oni::implementation::SyncedStreamsFrameHolder* pSyncedStreamsFrameHolder;
oni::implementation::DeviceDriver* pDeviceDriver;
void* pFrameSyncHandle;
};
struct _OniRecorder
{
oni::implementation::Recorder* pRecorder;
};
ONI_NAMESPACE_IMPLEMENTATION_BEGIN
class Context
{
public:
Context();
~Context();
OniStatus initialize();
void shutdown();
OniStatus registerDeviceConnectedCallback(OniDeviceInfoCallback handler, void* pCookie, OniCallbackHandle& handle);
void unregisterDeviceConnectedCallback(OniCallbackHandle handle);
OniStatus registerDeviceDisconnectedCallback(OniDeviceInfoCallback handler, void* pCookie, OniCallbackHandle& handle);
void unregisterDeviceDisconnectedCallback(OniCallbackHandle handle);
OniStatus registerDeviceStateChangedCallback(OniDeviceStateCallback handler, void* pCookie, OniCallbackHandle& handle);
void unregisterDeviceStateChangedCallback(OniCallbackHandle handle);
OniStatus getDeviceList(OniDeviceInfo** pDevices, int* pDeviceCount);
OniStatus releaseDeviceList(OniDeviceInfo* pDevices);
OniStatus deviceOpen(const char* uri, const char* mode, OniDeviceHandle* pDevice);
OniStatus deviceClose(OniDeviceHandle device);
const OniSensorInfo* getSensorInfo(OniDeviceHandle device, OniSensorType sensorType);
OniStatus createStream(OniDeviceHandle device, OniSensorType sensorType, OniStreamHandle* pStream);
OniStatus streamDestroy(OniStreamHandle stream);
const OniSensorInfo* getSensorInfo(OniStreamHandle stream);
OniStatus readFrame(OniStreamHandle stream, OniFrame** pFrame);
void frameRelease(OniFrame* pFrame);
void frameAddRef(OniFrame* pFrame);
OniStatus waitForStreams(OniStreamHandle* pStreams, int streamCount, int* pStreamIndex, int timeout);
OniStatus enableFrameSync(OniStreamHandle* pStreams, int numStreams, OniFrameSyncHandle* pFrameSyncHandle);
OniStatus enableFrameSyncEx(VideoStream** pStreams, int numStreams, DeviceDriver* pDriver, OniFrameSyncHandle* pFrameSyncHandle);
void disableFrameSync(OniFrameSyncHandle frameSyncHandle);
void clearErrorLogger();
const char* getExtendedError();
void addToLogger(const XnChar* cpFormat, ...);
OniStatus recorderOpen(const char* fileName, OniRecorderHandle* pRecorder);
OniStatus recorderClose(OniRecorderHandle* pRecorder);
OniStatus recorderClose(Recorder* pRecorder);
static OniBool s_valid;
protected:
OniStatus streamDestroy(VideoStream* pStream);
static void ONI_CALLBACK_TYPE deviceDriver_DeviceConnected(Device* pDevice, void* pCookie);
static void ONI_CALLBACK_TYPE deviceDriver_DeviceDisconnected(Device* pDevice, void* pCookie);
static void ONI_CALLBACK_TYPE deviceDriver_DeviceStateChanged(Device* pDevice, OniDeviceState deviceState, void* pCookie);
private:
Context(const Context& other);
Context& operator=(const Context&other);
XnStatus loadLibraries(const char* directoryName);
void onNewFrame();
XN_EVENT_HANDLE getThreadEvent();
static void XN_CALLBACK_TYPE newFrameCallback(void* pCookie);
FrameManager m_frameManager;
xnl::ErrorLogger& m_errorLogger;
xnl::Event1Arg<const OniDeviceInfo*> m_deviceConnectedEvent;
xnl::Event1Arg<const OniDeviceInfo*> m_deviceDisconnectedEvent;
xnl::Event2Args<const OniDeviceInfo*, OniDeviceState> m_deviceStateChangedEvent;
xnl::List<oni::implementation::DeviceDriver*> m_deviceDrivers;
xnl::List<oni::implementation::Device*> m_devices;
xnl::List<oni::implementation::VideoStream*> m_streams;
xnl::List<oni::implementation::Recorder*> m_recorders;
xnl::Hash<XN_THREAD_ID, XN_EVENT_HANDLE> m_waitingThreads;
xnl::CriticalSection m_cs;
char m_overrideDevice[XN_FILE_MAX_PATH];
int m_initializationCounter;
};
ONI_NAMESPACE_IMPLEMENTATION_END
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