LChange::ChangeFromDIB

Summary

Changes a Windows device independent bitmap (DIB) to a LEAD bitmap. The new LEAD bitmap is stored in the specified LBitmapBase object's internal LEAD bitmap handle. This function results in only one copy of the bitmap, and it invalidates the DIB handle.

Syntax

#include "ltwrappr.h"

static L_INT LChange::ChangeFromDIB(pLBitmap, uStructSize, hDIB)

Parameters

LBitmapBase * pLBitmap

Address of the LEAD bitmap object.

L_UINT uStructSize

Size in bytes, of the structure pointed to by pLBitmap. Use sizeof(BITMAPHANDLE).

HGLOBAL hDIB

The DIB handle to be changed.

Returns

Value Meaning
SUCCESS The function was successful.
< 1 An error occurred. Refer to Return Codes.

Comments

After calling this function, the class object's internal LEAD bitmap handle will point to the previous DIB data.

This function supports the standard DIB formats (BI_RGB and BI_BITFIELDS) as well as some FOURCC (Four Character Code) formats that some capture cards output.

These are the FOURCC formats that LEADTOOLS supports at the moment:

Required DLLs and Libraries

Platforms

Win32, x64.

See Also

Functions

Topics

Example

For an example, refer to LChange::ChangeToDIB.

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LEADTOOLS Raster Imaging C++ Class Library Help

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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.