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  • Friedemann Kleint's avatar
    WindowsAudio: Fix compiler warnings by g++/MinGW. · 5f11c33f
    Friedemann Kleint authored 
    Replace NULL by 0 for parameters of type DWORD_PTR.

qwindowsaudiodeviceinfo.cpp: In member function 'bool QWindowsAudioDeviceInfo::testSettings(const QAudioFormat&) const':
qwindowsaudiodeviceinfo.cpp:220:50: warning: passing NULL to non-pointer argument 4 of 'MMRESULT waveOutOpen(LPHWAVEOUT, UINT, LPCWAVEFORMATEX, DWORD_PTR, DWORD_PTR, DWORD)' [-Wconversion-null]
                                 WAVE_FORMAT_QUERY) == MMSYSERR_NOERROR);                                                  ^
qwindowsaudiodeviceinfo.cpp:220:50: warning: passing NULL to non-pointer argument 5 of 'MMRESULT waveOutOpen(LPHWAVEOUT, UINT, LPCWAVEFORMATEX, DWORD_PTR, DWORD_PTR, DWORD)' [-Wconversion-null]
qwindowsaudiodeviceinfo.cpp:223:50: warning: passing NULL to non-pointer argument 4 of 'MMRESULT waveInOpen(LPHWAVEIN, UINT, LPCWAVEFORMATEX, DWORD_PTR, DWORD_PTR, DWORD)' [-Wconversion-null]
                                 WAVE_FORMAT_QUERY) == MMSYSERR_NOERROR);                  ...
    5f11c33f
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src/plugins/windowsaudio/qwindowsaudiodeviceinfo.cpp
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......@@ -216,10 +216,10 @@ bool QWindowsAudioDeviceInfo::testSettings(const QAudioFormat& format) const
if (qt_convertFormat(format, &wfx)) {
// query only, do not open device
if (mode == QAudio::AudioOutput) {
return (waveOutOpen(NULL, UINT_PTR(devId), &wfx.Format, NULL, NULL,
return (waveOutOpen(NULL, UINT_PTR(devId), &wfx.Format, 0, 0,
WAVE_FORMAT_QUERY) == MMSYSERR_NOERROR);
} else { // AudioInput
return (waveInOpen(NULL, UINT_PTR(devId), &wfx.Format, NULL, NULL,
return (waveInOpen(NULL, UINT_PTR(devId), &wfx.Format, 0, 0,
WAVE_FORMAT_QUERY) == MMSYSERR_NOERROR);
}
}
......