Utility Functions


This section contains reference entries for the DirectShow utility functions and macros. DirectShow provides utilities for conversion, setup, timers, retrieving interfaces and declaring IUnknown, helper functions for math operations, property pages, BSTR functions, and strings, and stream integer functions. Most utilities are contained in Wxutil.h, but others are contained in Combase.h, Errors.h, Pstream.h, Refclock.h, Renbase.h, Videoctl.h, and Wtype.h.

bullet2.gifBSTR Functions

bullet2.gifBitmap Functions, Macros, and Data

bullet2.gifCBaseRenderer Callback Function

bullet2.gifCCritSec Debug Functions

bullet2.gifConversion Functions

bullet2.gifDLL and Setup Functions

bullet2.gifError Message Function

bullet2.gifIUnknown Macro

bullet2.gifINonDelegatingUnknown Interface

bullet2.gifMath Helper Functions

bullet2.gifMedia Type Functions

bullet2.gifObject and Pin Functions

bullet2.gifPerformance Macros

bullet2.gifProperty Page Helper Functions

bullet2.gifReference Time Function

bullet2.gifStream Integer Functions

bullet2.gifString Functions

bullet2.gifMessage Function

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