waveInGetDevCaps.md

Home

Function name : waveInGetDevCaps

Group: Windows Multimedia - Library: winmm

---

The waveInGetDevCaps function retrieves the capabilities of a given waveform-audio input device.

---

Code examples:

Quering a waveform-audio input device

Declaration:

MMRESULT waveInGetDevCaps(
  UINT_PTR     uDeviceID,
  LPWAVEINCAPS pwic,
  UINT         cbwic
);  

---

FoxPro declaration:

DECLARE INTEGER waveInGetDevCaps IN winmm;
	INTEGER   uDeviceID,;
	STRING  @ pwic,;
	LONG      cbwic
  

---

Parameters:

uDeviceID Identifier of the waveform-audio output device. It can be either a device identifier or a handle of an open waveform-audio input device.

pwic Pointer to a WAVEINCAPS structure to be filled with information about the capabilities of the device.

cbwic Size, in bytes, of the WAVEINCAPS structure.

---

Return value:

Returns MMSYSERR_NOERROR (0) if successful or an error otherwise.

---

Comments:

If the value specified by the uDeviceID parameter is a device identifier, it can vary from zero to one less than the number of devices present.

---