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CImageDisplay::CheckBitFields

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Microsoft DirectShow 9.0

CImageDisplay::CheckBitFields

The CheckBitFields method validates the color masks in a VIDEOINFO structure.

Syntax

  BOOL CheckBitFields(
    const VIDEOINFO *pInput
);

Parameters

pInput

Pointer to a VIDEOINFO structure.

Return Value

Returns TRUE if the color masks are valid, or FALSE otherwise.

Remarks

This method verifies that the color mask for each color component is between one and eight bits long, and that each color mask is a contiguous sequence of bits. Call this method only when the biCompression member is set to BI_BITFIELDS.

Requirements

**  Header:** Declared in Winutil.h; include Streams.h.

**  Library:** Use Strmbase.lib (retail builds) or Strmbasd.lib (debug builds).

See Also