Merge pull request #2607 from thoys/hifi-win-default-device-fix

windows default device fix
This commit is contained in:
Brad Hefta-Gaub 2014-04-08 15:30:02 -10:00
commit dc89026215

View file

@ -15,6 +15,15 @@
#include <CoreAudio/AudioHardware.h>
#endif
#ifdef WIN32
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <Mmsystem.h>
#include <mmdeviceapi.h>
#include <devicetopology.h>
#include <Functiondiscoverykeys_devpkey.h>
#endif
#include <QtCore/QBuffer>
#include <QtMultimedia/QAudioInput>
#include <QtMultimedia/QAudioOutput>
@ -147,24 +156,56 @@ QAudioDeviceInfo defaultAudioDeviceForMode(QAudio::Mode mode) {
#endif
#ifdef WIN32
QString deviceName;
if (mode == QAudio::AudioInput) {
WAVEINCAPS wic;
// first use WAVE_MAPPER to get the default devices manufacturer ID
waveInGetDevCaps(WAVE_MAPPER, &wic, sizeof(wic));
//Use the received manufacturer id to get the device's real name
waveInGetDevCaps(wic.wMid, &wic, sizeof(wic));
qDebug() << "input device:" << wic.szPname;
deviceName = wic.szPname;
//Check for Windows Vista or higher, IMMDeviceEnumerator doesn't work below that.
OSVERSIONINFO osvi;
ZeroMemory(&osvi, sizeof(OSVERSIONINFO));
osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
GetVersionEx(&osvi);
const DWORD VISTA_MAJOR_VERSION = 6;
if (osvi.dwMajorVersion < VISTA_MAJOR_VERSION) {// lower then vista
if (mode == QAudio::AudioInput) {
WAVEINCAPS wic;
// first use WAVE_MAPPER to get the default devices manufacturer ID
waveInGetDevCaps(WAVE_MAPPER, &wic, sizeof(wic));
//Use the received manufacturer id to get the device's real name
waveInGetDevCaps(wic.wMid, &wic, sizeof(wic));
qDebug() << "input device:" << wic.szPname;
deviceName = wic.szPname;
} else {
WAVEOUTCAPS woc;
// first use WAVE_MAPPER to get the default devices manufacturer ID
waveOutGetDevCaps(WAVE_MAPPER, &woc, sizeof(woc));
//Use the received manufacturer id to get the device's real name
waveOutGetDevCaps(woc.wMid, &woc, sizeof(woc));
qDebug() << "output device:" << woc.szPname;
deviceName = woc.szPname;
}
} else {
WAVEOUTCAPS woc;
// first use WAVE_MAPPER to get the default devices manufacturer ID
waveOutGetDevCaps(WAVE_MAPPER, &woc, sizeof(woc));
//Use the received manufacturer id to get the device's real name
waveOutGetDevCaps(woc.wMid, &woc, sizeof(woc));
qDebug() << "output device:" << woc.szPname;
deviceName = woc.szPname;
HRESULT hr = S_OK;
CoInitialize(NULL);
IMMDeviceEnumerator* pMMDeviceEnumerator = NULL;
CoCreateInstance(__uuidof(MMDeviceEnumerator), NULL, CLSCTX_ALL, __uuidof(IMMDeviceEnumerator), (void**)&pMMDeviceEnumerator);
IMMDevice* pEndpoint;
pMMDeviceEnumerator->GetDefaultAudioEndpoint(mode == QAudio::AudioOutput ? eRender : eCapture, eMultimedia, &pEndpoint);
IPropertyStore* pPropertyStore;
pEndpoint->OpenPropertyStore(STGM_READ, &pPropertyStore);
pEndpoint->Release();
pEndpoint = NULL;
PROPVARIANT pv;
PropVariantInit(&pv);
hr = pPropertyStore->GetValue(PKEY_Device_FriendlyName, &pv);
pPropertyStore->Release();
pPropertyStore = NULL;
//QAudio devices seems to only take the 31 first characters of the Friendly Device Name.
const DWORD QT_WIN_MAX_AUDIO_DEVICENAME_LEN = 31;
deviceName = QString::fromWCharArray((wchar_t*)pv.pwszVal).left(QT_WIN_MAX_AUDIO_DEVICENAME_LEN);
qDebug() << (mode == QAudio::AudioOutput ? "output" : "input") << " device:" << deviceName;
PropVariantClear(&pv);
pMMDeviceEnumerator->Release();
pMMDeviceEnumerator = NULL;
CoUninitialize();
}
qDebug() << "DEBUG [" << deviceName << "] [" << getNamedAudioDeviceForMode(mode, deviceName).deviceName() << "]";
qDebug() << "DEBUG [" << deviceName << "] [" << getNamedAudioDeviceForMode(mode, deviceName).deviceName() << "]";
return getNamedAudioDeviceForMode(mode, deviceName);
#endif