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mmwrapper.h
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// SynchronousAudioRouter
// Copyright (C) 2015 Mackenzie Straight
//
// This program 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.
//
// This program 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 SynchronousAudioRouter. If not, see <http://www.gnu.org/licenses/>.
#ifndef _SAR_ASIO_MMWRAPPER_H
#define _SAR_ASIO_MMWRAPPER_H
#include "config.h"
#include "ActivateAudioInterfaceWorker_h.h"
namespace Sar {
extern const PROPERTYKEY PKEY_SynchronousAudioRouter_EndpointId;
struct ATL_NO_VTABLE SarMMDeviceEnumerator:
public CComObjectRootEx<CComMultiThreadModel>,
public CComCoClass<SarMMDeviceEnumerator, &__uuidof(MMDeviceEnumerator)>,
public IMMDeviceEnumerator
{
BEGIN_COM_MAP(SarMMDeviceEnumerator)
COM_INTERFACE_ENTRY(IMMDeviceEnumerator)
COM_INTERFACE_ENTRY_AGGREGATE_BLIND(_innerEnumerator)
END_COM_MAP()
DECLARE_REGISTRY_RESOURCEID(IDR_SARMMDEVICE)
SarMMDeviceEnumerator();
virtual ~SarMMDeviceEnumerator();
virtual HRESULT STDMETHODCALLTYPE EnumAudioEndpoints(
_In_ EDataFlow dataFlow,
_In_ DWORD dwStateMask,
_Out_ IMMDeviceCollection **ppDevices) override;
virtual HRESULT STDMETHODCALLTYPE GetDefaultAudioEndpoint(
_In_ EDataFlow dataFlow,
_In_ ERole role,
_Out_ IMMDevice **ppEndpoint) override;
virtual HRESULT STDMETHODCALLTYPE GetDevice(
_In_ LPCWSTR pwstrId,
_Out_ IMMDevice **ppDevice) override;
virtual HRESULT STDMETHODCALLTYPE RegisterEndpointNotificationCallback(
_In_ IMMNotificationClient *pClient) override;
virtual HRESULT STDMETHODCALLTYPE UnregisterEndpointNotificationCallback(
_In_ IMMNotificationClient *pClient) override;
private:
DriverConfig _config;
CComPtr<IMMDeviceEnumerator> _innerEnumerator;
};
struct DECLSPEC_UUID("7A3A9E4A-6212-42C8-BE71-5772D95CCD8E") ATL_NO_VTABLE
ISarMMDeviceCollectionInit: public IUnknown
{
virtual HRESULT Initialize(
const std::vector<CComPtr<IMMDevice>> &items) = 0;
};
struct DECLSPEC_UUID("A3A81B80-F89F-4806-A2AF-0E8CC2E8F8E5") ATL_NO_VTABLE
SarMMDeviceCollection:
public CComObjectRootEx<CComMultiThreadModel>,
public CComCoClass<SarMMDeviceCollection>,
public IMMDeviceCollection,
public ISarMMDeviceCollectionInit
{
BEGIN_COM_MAP(SarMMDeviceCollection)
COM_INTERFACE_ENTRY(IMMDeviceCollection)
COM_INTERFACE_ENTRY(ISarMMDeviceCollectionInit)
END_COM_MAP()
DECLARE_NO_REGISTRY()
SarMMDeviceCollection() {}
virtual ~SarMMDeviceCollection() {}
virtual HRESULT STDMETHODCALLTYPE GetCount(
_Out_ UINT *pcDevices) override;
virtual HRESULT STDMETHODCALLTYPE Item(
_In_ UINT nDevice, _Out_ IMMDevice **ppDevice) override;
virtual HRESULT Initialize(
const std::vector<CComPtr<IMMDevice>> &items) override;
private:
std::vector<CComPtr<IMMDevice>> _items;
};
struct DECLSPEC_UUID("E2F7A62A-862B-40AE-BBC2-5C0CA9A5B7E1") ATL_NO_VTABLE
SarActivateAudioInterfaceWorker:
public CComObjectRootEx<CComMultiThreadModel>,
public CComCoClass<SarActivateAudioInterfaceWorker>,
public IActivateAudioInterfaceWorker,
public IActivateAudioInterfaceAsyncOperation
{
BEGIN_COM_MAP(SarActivateAudioInterfaceWorker)
COM_INTERFACE_ENTRY(IActivateAudioInterfaceWorker)
COM_INTERFACE_ENTRY(IActivateAudioInterfaceAsyncOperation)
COM_INTERFACE_ENTRY_AGGREGATE(__uuidof(IMarshal), _marshaler)
END_COM_MAP()
DECLARE_NO_REGISTRY()
DECLARE_GET_CONTROLLING_UNKNOWN()
DECLARE_PROTECT_FINAL_CONSTRUCT()
SarActivateAudioInterfaceWorker();
HRESULT FinalConstruct()
{
return CoCreateFreeThreadedMarshaler(
GetControllingUnknown(), &_marshaler);
}
virtual HRESULT STDMETHODCALLTYPE Initialize(
LPCWSTR deviceInterfacePath,
REFIID riid,
PROPVARIANT *activationParams,
IActivateAudioInterfaceCompletionHandler *completionHandler,
UINT threadId) override;
virtual HRESULT STDMETHODCALLTYPE GetActivateResult(
_Out_ HRESULT *activateResult,
_Outptr_result_maybenull_ IUnknown **activatedInterface) override;
private:
CComPtr<IActivateAudioInterfaceWorker> _innerWorker;
CComPtr<IUnknown> _marshaler;
};
OBJECT_ENTRY_AUTO(__uuidof(MMDeviceEnumerator), SarMMDeviceEnumerator)
OBJECT_ENTRY_AUTO(
__uuidof(SarActivateAudioInterfaceWorker), SarActivateAudioInterfaceWorker)
OBJECT_ENTRY_NON_CREATEABLE_EX_AUTO(
__uuidof(SarMMDeviceCollection), SarMMDeviceCollection)
} // namespace Sar
#endif // _SAR_ASIO_MMWRAPPER_H