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/****************************************************************************
* *
* PrimeSense Sensor 5.x Alpha *
* Copyright (C) 2011 PrimeSense Ltd. *
* *
* This file is part of PrimeSense Sensor. *
* *
* PrimeSense Sensor is free software: you can redistribute it and/or modify*
* it under the terms of the GNU Lesser General Public License as published *
* by the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* PrimeSense Sensor is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with PrimeSense Sensor. If not, see <http://www.gnu.org/licenses/>.*
* *
****************************************************************************/
//---------------------------------------------------------------------------
// Includes
//---------------------------------------------------------------------------
#include "XnSensorAudioGenerator.h"
//---------------------------------------------------------------------------
// XnSensorAudioGenerator class
//---------------------------------------------------------------------------
XnSensorAudioGenerator::XnSensorAudioGenerator(xn::Context& context, xn::Device& sensor, XnDeviceBase* pSensor, const XnChar* strStreamName) :
XnSensorGenerator(context, sensor, pSensor, strStreamName)
{
}
XnStatus XnSensorAudioGenerator::Init()
{
XnStatus nRetVal = XN_STATUS_OK;
nRetVal = XnSensorGenerator::Init();
XN_IS_STATUS_OK(nRetVal);
// create supported modes list
XnUInt8 aSupportedChannels[] = { 1, 2 };
XnUInt32 nSupportedChannels = sizeof(aSupportedChannels)/sizeof(XnUInt8);
XnUInt16 aSupportedBitsPerSample[] = { 16 };
XnUInt32 nSupportedBitsPerSample = sizeof(aSupportedBitsPerSample)/sizeof(XnUInt16);
XnUInt32 aSupportedSampleRates[] =
{
XN_SAMPLE_RATE_8K,
XN_SAMPLE_RATE_11K,
XN_SAMPLE_RATE_12K,
XN_SAMPLE_RATE_16K,
XN_SAMPLE_RATE_22K,
XN_SAMPLE_RATE_24K,
XN_SAMPLE_RATE_32K,
XN_SAMPLE_RATE_44K,
XN_SAMPLE_RATE_48K,
};
XnUInt32 nSupportedSampleRates = sizeof(aSupportedSampleRates)/sizeof(XnUInt32);
for (XnUInt iChannel = 0; iChannel < nSupportedChannels; ++iChannel)
{
for (XnUInt iBitsPerSample = 0; iBitsPerSample < nSupportedBitsPerSample; ++iBitsPerSample)
{
for (XnUInt iSampleRate = 0; iSampleRate < nSupportedSampleRates; ++iSampleRate)
{
XnWaveOutputMode Mode;
Mode.nChannels = aSupportedChannels[iChannel];
Mode.nBitsPerSample = aSupportedBitsPerSample[iBitsPerSample];
Mode.nSampleRate = aSupportedSampleRates[iSampleRate];
nRetVal = m_SupportedModes.AddLast(Mode);
XN_IS_STATUS_OK(nRetVal);
}
}
}
return (XN_STATUS_OK);
}
XnBool XnSensorAudioGenerator::IsCapabilitySupported(const XnChar* strCapabilityName)
{
return XnSensorGenerator::IsCapabilitySupported(strCapabilityName);
}
XnUChar* XnSensorAudioGenerator::GetAudioBuffer()
{
return (XnUChar*)m_pStreamData->pData;
}
XnUInt32 XnSensorAudioGenerator::GetSupportedWaveOutputModesCount()
{
return m_SupportedModes.Size();
}
XnStatus XnSensorAudioGenerator::GetSupportedWaveOutputModes(XnWaveOutputMode aSupportedModes[], XnUInt32& nCount)
{
XN_VALIDATE_INPUT_PTR(aSupportedModes);
if (nCount < m_SupportedModes.Size())
{
return XN_STATUS_OUTPUT_BUFFER_OVERFLOW;
}
XnUInt32 i = 0;
for (XnWaveOutputModeList::Iterator it = m_SupportedModes.begin(); it != m_SupportedModes.end(); ++it, ++i)
{
aSupportedModes[i] = *it;
}
nCount = m_SupportedModes.Size();
return (XN_STATUS_OK);
}
XnStatus XnSensorAudioGenerator::SetWaveOutputMode(const XnWaveOutputMode& OutputMode)
{
XnStatus nRetVal = XN_STATUS_OK;
if (OutputMode.nBitsPerSample != 16)
{
return XN_STATUS_INVALID_OPERATION;
}
XN_PROPERTY_SET_CREATE_ON_STACK(props);
XnPropertySetAddModule(&props, m_strModule);
XnPropertySetAddIntProperty(&props, m_strModule, XN_STREAM_PROPERTY_SAMPLE_RATE, OutputMode.nSampleRate);
XnPropertySetAddIntProperty(&props, m_strModule, XN_STREAM_PROPERTY_NUMBER_OF_CHANNELS, OutputMode.nChannels);
nRetVal = m_pSensor->BatchConfig(&props);
XN_IS_STATUS_OK(nRetVal);
return (XN_STATUS_OK);
}
XnStatus XnSensorAudioGenerator::GetWaveOutputMode(XnWaveOutputMode& OutputMode)
{
XnUInt64 nValue;
OutputMode.nBitsPerSample = 16;
m_pSensor->GetProperty(m_strModule, XN_STREAM_PROPERTY_SAMPLE_RATE, &nValue);
OutputMode.nSampleRate = (XnUInt32)nValue;
m_pSensor->GetProperty(m_strModule, XN_STREAM_PROPERTY_NUMBER_OF_CHANNELS, &nValue);
OutputMode.nChannels = (XnUInt8)nValue;
return (XN_STATUS_OK);
}
XnStatus XnSensorAudioGenerator::RegisterToWaveOutputModeChanges(XnModuleStateChangedHandler handler, void* pCookie, XnCallbackHandle& hCallback)
{
const XnChar* aProps[] =
{
XN_STREAM_PROPERTY_SAMPLE_RATE,
XN_STREAM_PROPERTY_NUMBER_OF_CHANNELS,
NULL
};
return RegisterToProps(handler, pCookie, hCallback, aProps);
}
void XnSensorAudioGenerator::UnregisterFromWaveOutputModeChanges(XnCallbackHandle hCallback)
{
UnregisterFromProps(hCallback);
}
void XnSensorAudioGenerator::FilterProperties(XnActualPropertiesHash* pHash)
{
XnSensorGenerator::FilterProperties(pHash);
pHash->Remove(XN_STREAM_PROPERTY_SAMPLE_RATE);
pHash->Remove(XN_STREAM_PROPERTY_NUMBER_OF_CHANNELS);
}
//---------------------------------------------------------------------------
// XnExportedSensorAudioGenerator class
//---------------------------------------------------------------------------
XnExportedSensorAudioGenerator::XnExportedSensorAudioGenerator() :
XnExportedSensorGenerator(XN_NODE_TYPE_AUDIO, XN_STREAM_TYPE_AUDIO, FALSE)
{}
XnStatus XnExportedSensorAudioGenerator::IsSupportedForDevice(xn::Context& context, xn::NodeInfo& sensorInfo, XnBool* pbSupported)
{
XnStatus nRetVal = XN_STATUS_OK;
nRetVal = XnExportedSensorGenerator::IsSupportedForDevice(context, sensorInfo, pbSupported);
XN_IS_STATUS_OK(nRetVal);
if (*pbSupported == FALSE)
{
return XN_STATUS_OK;
}
xn::Device sensor;
nRetVal = sensorInfo.GetInstance(sensor);
XN_IS_STATUS_OK(nRetVal);
XnBool bShouldBeCreated = (!sensor.IsValid());
if (bShouldBeCreated)
{
nRetVal = context.CreateProductionTree(sensorInfo, sensor);
XN_IS_STATUS_OK(nRetVal);
}
// check if firmware supports audio
XnUInt64 nAudioSupported = FALSE;
nRetVal = sensor.GetIntProperty(XN_MODULE_PROPERTY_AUDIO_SUPPORTED, nAudioSupported);
XN_IS_STATUS_OK(nRetVal);
if (nAudioSupported != TRUE)
{
*pbSupported = FALSE;
}
if (bShouldBeCreated)
{
sensor.Release();
}
return (XN_STATUS_OK);
}
XnSensorGenerator* XnExportedSensorAudioGenerator::CreateGenerator(xn::Context& context, xn::Device& sensor, XnDeviceBase* pSensor, const XnChar* strStreamName)
{
return XN_NEW(XnSensorAudioGenerator, context, sensor, pSensor, strStreamName);
}
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