MmeGetLineInfo mxdMessage

MMRESULT MmeGetLineInfo ( IN UINT  DeviceId, IN UINT  Message, IN DWORD_PTR  PrivateHandle, IN DWORD_PTR  Parameter1, IN DWORD_PTR  Parameter2  ) Definition at line 15 of file mxdMessage.c. Referenced by mxdMessage(). { MMRESULT Result; PSOUND_DEVICE_INSTANCE SoundDeviceInstance; PSOUND_DEVICE SoundDevice; PMMFUNCTION_TABLE FunctionTable; //SND_TRACE(L"Getting mixer info %u\n", Message); if ( PrivateHandle == 0 ) { Result = GetSoundDevice(MIXER_DEVICE_TYPE, DeviceId, &SoundDevice); if ( ! MMSUCCESS(Result) ) return TranslateInternalMmResult(Result); Result = GetSoundDeviceFunctionTable(SoundDevice, &FunctionTable); if ( ! MMSUCCESS(Result) ) return TranslateInternalMmResult(Result); Result = FunctionTable->QueryMixerInfo(NULL, DeviceId, Message, (LPVOID)Parameter1, Parameter2); return Result; } VALIDATE_MMSYS_PARAMETER( PrivateHandle ); SoundDeviceInstance = (PSOUND_DEVICE_INSTANCE) PrivateHandle; Result = GetSoundDeviceFromInstance(SoundDeviceInstance, &SoundDevice); if ( ! MMSUCCESS(Result) ) return TranslateInternalMmResult(Result); Result = GetSoundDeviceFunctionTable(SoundDevice, &FunctionTable); if ( ! MMSUCCESS(Result) ) return TranslateInternalMmResult(Result); if ( ! FunctionTable->QueryMixerInfo ) return MMSYSERR_NOTSUPPORTED; Result = FunctionTable->QueryMixerInfo(SoundDeviceInstance, DeviceId, Message, (LPVOID)Parameter1, Parameter2); return Result; }