acmDriverDetails

  • Article

The acmDriverDetails function queries a specified ACM driver to determine its capabilities.

MMRESULT acmDriverDetails(
  HACMDRIVERID hadid,       
  LPACMDRIVERDETAILS padd,  
  DWORD fdwDetails          
);

Parameters

hadid

Handle to the driver identifier of an installed ACM driver. Disabled drivers can be queried for details.

padd

Pointer to an ACMDRIVERDETAILS structure that will receive the driver details. The cbStruct member must be initialized to the size, in bytes, of the structure.

fdwDetails

Reserved; must be zero.

Return Values

Returns zero if successful or an error otherwise. Possible error values include the following.

Value Description
MMSYSERR_INVALFLAG At least one flag is invalid.
MMSYSERR_INVALHANDLE The specified handle is invalid.
MMSYSERR_INVALPARAM At least one parameter is invalid.

Requirements

**  Windows NT/2000/XP:** Included in Windows NT 3.1 and later.
**  Windows 95/98/Me:** Included in Windows 95 and later.
**  Header:** Declared in Msacm.h.
**  Library:** Use Msacm32.lib.
**  Unicode:** Implemented as Unicode and ANSI versions on Windows NT/2000/XP.

See Also

Audio Compression Manager, Audio Compression Functions, ACMDRIVERDETAILS