## Presentation Device Driver Reference for OS/2

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### GreGetBitmapParameters

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    Syntax
    Parameters
    Returns
    Remarks
    Glossary

Description

GreGetBitmapParameters returns, in the buffer addressed by pInfoHd, header information for the specified bit map.

This function is supported by the graphics engine.

    #define INCL_GRE_DEVSUPPORT

    #include <os2.h>

    HBITMAP              hbm;        /*  Bit-map handle. */

    PBITMAPINFOHEADER    pInfoHd;    /*  Pointer. */

    PVOID                pInstance;  /*  Pointer to instance data. */

    ULONG                lFunction;  /*  High-order WORD=flags; low-order WORD=NGreGetBitmapParameters. */

    BOOL                 fSuccess;   /*  Return codes. */

    fSuccess = GreGetBitmapParameters(hbm, pInfoHd,

                 pInstance, lFunction);