mirror of
https://github.com/Relintai/sdl2_frt.git
synced 2025-01-17 14:47:19 +01:00
91 lines
3.2 KiB
C++
91 lines
3.2 KiB
C++
/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2017 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "../../SDL_internal.h"
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#include <xaudio2.h>
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#include "SDL_xaudio2_winrthelpers.h"
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#if WINAPI_FAMILY != WINAPI_FAMILY_PHONE_APP
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using Windows::Devices::Enumeration::DeviceClass;
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using Windows::Devices::Enumeration::DeviceInformation;
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using Windows::Devices::Enumeration::DeviceInformationCollection;
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#endif
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extern "C" HRESULT __cdecl IXAudio2_GetDeviceCount(IXAudio2 * ixa2, UINT32 * devcount)
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{
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#if WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP
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// There doesn't seem to be any audio device enumeration on Windows Phone.
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// In lieu of this, just treat things as if there is one and only one
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// audio device.
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*devcount = 1;
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return S_OK;
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#else
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// TODO, WinRT: make xaudio2 device enumeration only happen once, and in the background
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auto operation = DeviceInformation::FindAllAsync(DeviceClass::AudioRender);
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while (operation->Status != Windows::Foundation::AsyncStatus::Completed)
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{
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}
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DeviceInformationCollection^ devices = operation->GetResults();
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*devcount = devices->Size;
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return S_OK;
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#endif
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}
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extern "C" HRESULT IXAudio2_GetDeviceDetails(IXAudio2 * unused, UINT32 index, XAUDIO2_DEVICE_DETAILS * details)
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{
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#if WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP
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// Windows Phone doesn't seem to have the same device enumeration APIs that
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// Windows 8/RT has, or it doesn't have them at all. In lieu of this,
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// just treat things as if there is one, and only one, default device.
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if (index != 0)
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{
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return XAUDIO2_E_INVALID_CALL;
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}
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if (details)
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{
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wcsncpy_s(details->DeviceID, ARRAYSIZE(details->DeviceID), L"default", _TRUNCATE);
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wcsncpy_s(details->DisplayName, ARRAYSIZE(details->DisplayName), L"default", _TRUNCATE);
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}
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return S_OK;
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#else
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auto operation = DeviceInformation::FindAllAsync(DeviceClass::AudioRender);
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while (operation->Status != Windows::Foundation::AsyncStatus::Completed)
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{
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}
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DeviceInformationCollection^ devices = operation->GetResults();
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if (index >= devices->Size)
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{
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return XAUDIO2_E_INVALID_CALL;
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}
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DeviceInformation^ d = devices->GetAt(index);
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if (details)
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{
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wcsncpy_s(details->DeviceID, ARRAYSIZE(details->DeviceID), d->Id->Data(), _TRUNCATE);
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wcsncpy_s(details->DisplayName, ARRAYSIZE(details->DisplayName), d->Name->Data(), _TRUNCATE);
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}
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return S_OK;
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#endif
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}
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