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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 "OniDeviceDriver.h"
#include "Driver/OniDriverTypes.h"
#include "OniStream.h"
#include "XnArray.h"
#include <XnLog.h>
#define XN_MASK_ONI_DEVICE_DRIVER "OniDeviceDriver"
void XN_CALLBACK_TYPE DriverServices_ErrorLog_Append(void* driverServices, const char* format, va_list args)
{
oni::implementation::DriverServices* pDriverServices = (oni::implementation::DriverServices*)driverServices;
pDriverServices->getErrorLogger().AppendV(format, args);
}
void XN_CALLBACK_TYPE DriverServices_ErrorLog_Clear(void* driverServices)
{
oni::implementation::DriverServices* pDriverServices = (oni::implementation::DriverServices*)driverServices;
pDriverServices->getErrorLogger().Clear();
}
void XN_CALLBACK_TYPE DriverServices_Log(void* /*driverServices*/, int severity, const char* file, int line, const char* mask, const char* message)
{
xnLogWrite(mask, (XnLogSeverity)severity, file, line, "%s", message);
}
OniDriverServices* CreateDriverServicesForDriver(oni::implementation::DriverServices* driverServices)
{
OniDriverServices*pDriverServices = XN_NEW(OniDriverServices);
pDriverServices->driverServices = driverServices;
pDriverServices->errorLoggerAppend = DriverServices_ErrorLog_Append;
pDriverServices->errorLoggerClear = DriverServices_ErrorLog_Clear;
pDriverServices->log = DriverServices_Log;
return pDriverServices;
}
ONI_NAMESPACE_IMPLEMENTATION_BEGIN
DeviceDriver::DeviceDriver(const char* strDriverFilename, FrameManager& frameManager, xnl::ErrorLogger& errorLogger) :
m_driverServices(errorLogger),
m_pDriverServicesForDriver(NULL),
m_errorLogger(errorLogger),
m_driverHandler(strDriverFilename, errorLogger),
m_frameManager(frameManager),
m_valid(false)
{
if (!m_driverHandler.isValid())
{
m_errorLogger.Append("DeviceDriver: library handle is invalid for file %s", strDriverFilename);
return;
}
m_valid = true;
m_pDriverServicesForDriver = CreateDriverServicesForDriver(&m_driverServices);
m_driverHandler.create(m_pDriverServicesForDriver);
}
bool DeviceDriver::initialize()
{
if (!isValid())
return false;
if (ONI_STATUS_OK != m_driverHandler.initialize(driver_DeviceConnected, driver_DeviceDisconnected, driver_DeviceStateChanged, this))
return false;
return true;
}
DeviceDriver::~DeviceDriver()
{
if (m_driverHandler.isValid())
{
m_driverHandler.destroy();
}
XN_DELETE(m_pDriverServicesForDriver);
}
bool DeviceDriver::tryDevice(const char* uri)
{
for (xnl::StringsHash<Device*>::Iterator iter = m_devices.Begin(); iter != m_devices.End(); ++iter)
{
if (xnOSStrCmp(iter->Value()->getInfo()->uri, uri) == 0)
return true;
}
return (m_driverHandler.tryDevice(uri) == ONI_STATUS_OK);
}
OniStatus DeviceDriver::registerDeviceConnectedCallback(DeviceCallback handler, void* pCookie, OniCallbackHandle& handle)
{
return OniStatusFromXnStatus(m_deviceConnectedEvent.Register(handler, pCookie, (XnCallbackHandle&)handle));
}
void DeviceDriver::unregisterDeviceConnectedCallback(OniCallbackHandle handle)
{
m_deviceConnectedEvent.Unregister((XnCallbackHandle)handle);
}
OniStatus DeviceDriver::registerDeviceDisconnectedCallback(DeviceCallback handler, void* pCookie, OniCallbackHandle& handle)
{
return OniStatusFromXnStatus(m_deviceDisconnectedEvent.Register(handler, pCookie, (XnCallbackHandle&)handle));
}
void DeviceDriver::unregisterDeviceDisconnectedCallback(OniCallbackHandle handle)
{
m_deviceDisconnectedEvent.Unregister((XnCallbackHandle)handle);
}
OniStatus DeviceDriver::registerDeviceStateChangedCallback(DeviceStateCallback handler, void* pCookie, OniCallbackHandle& handle)
{
return OniStatusFromXnStatus(m_deviceStateChangedEvent.Register(handler, pCookie, (XnCallbackHandle&)handle));
}
void DeviceDriver::unregisterDeviceStateChangedCallback(OniCallbackHandle handle)
{
m_deviceStateChangedEvent.Unregister((XnCallbackHandle)handle);
}
void ONI_CALLBACK_TYPE DeviceDriver::driver_DeviceConnected(const OniDeviceInfo* pInfo, void* pCookie)
{
DeviceDriver* pDriver = (DeviceDriver*)pCookie;
xnLogInfo(XN_MASK_ONI_DEVICE_DRIVER, "Device connected: %s %s (%s)", pInfo->vendor, pInfo->name, pInfo->uri);
Device* pDevice = XN_NEW(Device, pDriver, pDriver->m_driverHandler, pDriver->m_frameManager, pInfo, pDriver->m_errorLogger);
if (pDriver != NULL)
{
pDriver->m_devices[pInfo->uri] = pDevice;
pDriver->m_deviceConnectedEvent.Raise(pDevice);
}
}
void ONI_CALLBACK_TYPE DeviceDriver::driver_DeviceDisconnected(const OniDeviceInfo* pInfo, void* pCookie)
{
DeviceDriver* pDriver = (DeviceDriver*)pCookie;
xnLogInfo(XN_MASK_ONI_DEVICE_DRIVER, "Device disconnected: %s %s (%s)", pInfo->vendor, pInfo->name, pInfo->uri);
pDriver->m_deviceDisconnectedEvent.Raise(pDriver->m_devices[pInfo->uri]);
}
void ONI_CALLBACK_TYPE DeviceDriver::driver_DeviceStateChanged(const OniDeviceInfo* pInfo, OniDeviceState deviceState, void* pCookie)
{
DeviceDriver* pDriver = (DeviceDriver*)pCookie;
xnLogInfo(XN_MASK_ONI_DEVICE_DRIVER, "Device state changed: %s %s (%s) to %d", pInfo->vendor, pInfo->name, pInfo->uri, deviceState);
pDriver->m_deviceStateChangedEvent.Raise(pDriver->m_devices[pInfo->uri], deviceState);
}
void* DeviceDriver::enableFrameSync(VideoStream** pStreams, int streamCount)
{
// Translate the Stream to driver's stream handle.
xnl::Array<void*> streams(streamCount);
streams.SetSize(streamCount);
for (int i = 0; i < streamCount; ++i)
{
streams[i] = pStreams[i]->getHandle();
}
return m_driverHandler.enableFrameSync(streams.GetData(), streamCount);
}
void DeviceDriver::disableFrameSync(void* frameSyncGroup)
{
m_driverHandler.disableFrameSync(frameSyncGroup);
}
ONI_NAMESPACE_IMPLEMENTATION_END
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