MCI_WAVE_SET_PARMS

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The MCI_WAVE_SET_PARMS structure contains information for the MCI_SET command for waveform-audio devices.

typedef struct {

DWORD dwCallback;

DWORD dwTimeFormat;

DWORD dwAudio;

UINT wInput;

UINT wOutput;

WORD wFormatTag;

WORD wReserved2;

WORD nChannels;

WORD wReserved3;

DWORD nSamplesPerSec;

DWORD nAvgBytesPerSec;

WORD nBlockAlign;

WORD wReserved4;

WORD wBitsPerSample;

WORD wReserved5;

} MCI_WAVE_SET_PARMS;

Members
dwCallback
The low-order word specifies a window handle used for the MCI_NOTIFY flag.

dwTimeFormat
Device's time format.

dwAudio

Channel number for audio output. Typically used when turning a channel on or off.

wInput
Audio input channel.

wOutput

Output device to use. For example, this value could be 2 if a system had two installed sound cards.

wFormatTag
Format of the waveform-audio data. This member can be one of the following:

WAVE_FORMAT_ADPCM

Microsoft Corporation

WAVE_FORMAT_ALAW

Microsoft Corporation

WAVE_FORMAT_ANTEX_ADPCME

Antex Electronics Corporation

WAVE_FORMAT_APTX

Audio Processing Technology

WAVE_FORMAT_AUDIOFILE_AF10

Audiofile

WAVE_FORMAT_AUDIOFILE_AF36

Audiofile

WAVE_FORMAT_CONTROL_RES_CR10

Control Resources Corporation

WAVE_FORMAT_CONTROL_RES_VQLPC

Control Resources Corporation

WAVE_FORMAT_CREATIVE_ADPCM

Creative Labs, Inc.

WAVE_FORMAT_CREATIVE_FASTSPEECH10

Creative Labs, Inc.

WAVE_FORMAT__CREATIVE__FASTSPEECH8

Creative Labs, Inc.

WAVE_FORMAT_DIALOGIC_OKI_ADPCM

Dialogic Corporation

WAVE_FORMAT_DIGIADPCM

DSP Solutions, Inc.

WAVE_FORMAT_DIGIFIX

DSP Solutions, Inc.

WAVE_FORMAT_DIGIREAL

DSP Solutions, Inc.

WAVE_FORMAT_DIGISTD

DSP Solutions, Inc.

WAVE_FORMAT_DOLBY_AC2

Dolby Laboratories, Inc.

WAVE_FORMAT_DSPGROUP_TRUESPEECH

DSP Group, Inc.

WAVE_FORMAT_DVI_ADPCM

Intel Corporation

WAVE_FORMAT_ECHOSC1

Echo Speech Corporation

WAVE_FORMAT_FM_TOWNS_SND

Fujitsu, Ltd.

WAVE_FORMAT_G721_ADPCM

Antex Electronics Corporation

WAVE_FORMAT_G723_ADPCM

Antex Electronics Corporation

WAVE_FORMAT_GSM610

Microsoft Corporation

WAVE_FORMAT_IBM_CVSD

International Business Machines

WAVE_FORMAT_IMA_ADPCM

Intel Corporation

WAVE_FORMAT_MEDIASPACE_ADPCM

VideoLogic, Inc.

WAVE_FORMAT_MPEG

Microsoft Corporation

WAVE_FORMAT_MULAW

Microsoft Corporation

WAVE_FORMAT_NMS_VBXADPCM

Natural MicroSystems Corporation

WAVE_FORMAT_OKI_ADPCM

OKI

WAVE_FORMAT_OLIADPCM

Ing C. Olivetti & C., S.p.A.

WAVE_FORMAT_OLICELP

Ing C. Olivetti & C., S.p.A.

WAVE_FORMAT_OLIGSM

Ing C. Olivetti & C., S.p.A.

WAVE_FORMAT_OLIOPR

Ing C. Olivetti & C., S.p.A.

WAVE_FORMAT_OLISBC

Ing C. Olivetti & C., S.p.A.

WAVE_FORMAT_SIERRA_ADPCM

Sierra Semiconductor Corporation

WAVE_FORMAT_SONARC

Speech Compression

WAVE_FORMAT_UNKNOWN

Microsoft Corporation

WAVE_FORMAT_YAMAHA_ADPCM

Yamaha Corporation of America

wReserved2

Reserved.

nChannels
Mono (1) or stereo (2).

wReserved3
Reserved.

nSamplesPerSec
Samples per second.

nAvgBytesPerSec
Sample rate in bytes per second.

nBlockAlign
Block alignment of the data.

wReserved4
Reserved.

wBitsPerSample
Bits per sample.

wReserved5
Reserved.

Remarks
When assigning data to the members of this structure, set the corresponding flags in the fdwCommand parameter of the mciSendCommand function to validate the members.