propertyset.cpp
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/* akvirtualcamera, virtual camera for Mac and Windows.
* Copyright (C) 2020 Gonzalo Exequiel Pedone
*
* akvirtualcamera is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* akvirtualcamera 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with akvirtualcamera. If not, see <http://www.gnu.org/licenses/>.
*
* Web-Site: http://webcamoid.github.io/
*/
#include <dshow.h>
#include "propertyset.h"
#include "PlatformUtils/src/utils.h"
#include "VCamUtils/src/utils.h"
AkVCam::PropertySet::PropertySet():
CUnknown(this, IID_IKsPropertySet)
{
}
AkVCam::PropertySet::~PropertySet()
{
}
HRESULT AkVCam::PropertySet::Set(const GUID &guidPropSet,
DWORD dwPropID,
LPVOID pInstanceData,
DWORD cbInstanceData,
LPVOID pPropData,
DWORD cbPropData)
{
UNUSED(guidPropSet);
UNUSED(dwPropID);
UNUSED(pInstanceData);
UNUSED(cbInstanceData);
UNUSED(pPropData);
UNUSED(cbPropData);
AkLogFunction();
return E_NOTIMPL;
}
HRESULT AkVCam::PropertySet::Get(const GUID &guidPropSet,
DWORD dwPropID,
LPVOID pInstanceData,
DWORD cbInstanceData,
LPVOID pPropData,
DWORD cbPropData,
DWORD *pcbReturned)
{
UNUSED(pInstanceData);
UNUSED(cbInstanceData);
AkLogFunction();
if (!IsEqualGUID(guidPropSet, AMPROPSETID_Pin))
return E_PROP_SET_UNSUPPORTED;
if (dwPropID != AMPROPERTY_PIN_CATEGORY)
return E_PROP_ID_UNSUPPORTED;
if (!pPropData && !pcbReturned)
return E_POINTER;
if (pcbReturned)
*pcbReturned = sizeof(GUID);
if (!pPropData)
return S_OK;
if (cbPropData < sizeof(GUID))
return E_UNEXPECTED;
auto propData = reinterpret_cast<GUID *>(pPropData);
*propData = PIN_CATEGORY_CAPTURE;
return S_OK;
}
HRESULT AkVCam::PropertySet::QuerySupported(const GUID &guidPropSet,
DWORD dwPropID,
DWORD *pTypeSupport)
{
AkLogFunction();
if (!IsEqualGUID(guidPropSet, AMPROPSETID_Pin))
return E_PROP_SET_UNSUPPORTED;
if (dwPropID != AMPROPERTY_PIN_CATEGORY)
return E_PROP_ID_UNSUPPORTED;
if (pTypeSupport)
*pTypeSupport = KSPROPERTY_SUPPORT_GET;
return S_OK;
}