Edit

AcxDataFormatGetSubFormat function (acxdataformat.h)

  • Article

The AcxDataFormatGetSubFormat function gets the subformat for the specified data format.

Syntax

GUID AcxDataFormatGetSubFormat(
  [in] ACXDATAFORMAT DataFormat
);

Parameters

[in] DataFormat

The data format for which to retrieve the subformat.

Return value

Returns a GUID value representing the subformat for the specified DataFormat.

Remarks

Specifies the subformat of a general format type. The data subformats that are currently supported can be found in the KSDATAFORMAT_SUBTYPE_XXX symbolic constants in the ksmedia.h header file that is included in the WDK. Major formats that do not support subformats should use the KSDATAFORMAT_SUBTYPE_NONE value for this member.

ACX requirements

Minimum ACX version: 1.0

For more information about ACX versions, see ACX version overview.

Requirements

Requirement Value
Header acxdataformat.h
IRQL <= DISPATCH_LEVEL

See also