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//-----------------------------------------------------------------------------
//
// ImageLib Sources
// Copyright (C) 2000-2002 by Denton Woods
// Last modified: 09/01/2003 <--Y2K Compliant! =]
//
// Filename: src-IL/include/il_bmp.h
//
// Description: Reads and writes to a bitmap (.bmp) file.
//
//-----------------------------------------------------------------------------
#ifndef BMP_H
#define BMP_H
#include "il_internal.h"
#ifdef _WIN32
#pragma pack(push, bmp_struct, 1)
#endif
typedef struct BMPHEAD
{
ILushort bfType;
ILint bfSize;
ILuint bfReserved;
ILint bfDataOff;
ILint biSize;
ILint biWidth;
ILint biHeight;
ILshort biPlanes;
ILshort biBitCount;
ILint biCompression;
ILint biSizeImage;
ILint biXPelsPerMeter;
ILint biYPelsPerMeter;
ILint biClrUsed;
ILint biClrImportant;
} IL_PACKSTRUCT BMPHEAD;
typedef struct OS2_HEAD
{
// Bitmap file header.
ILushort bfType;
ILuint biSize;
ILshort xHotspot;
ILshort yHotspot;
ILuint DataOff;
// Bitmap core header.
ILuint cbFix;
//2003-09-01: changed cx, cy to ushort according to MSDN
ILushort cx;
ILushort cy;
ILushort cPlanes;
ILushort cBitCount;
} IL_PACKSTRUCT OS2_HEAD;
#ifdef _WIN32
#pragma pack(pop, bmp_struct)
#endif
// Internal functions
ILboolean iGetBmpHead(BMPHEAD *Header);
ILboolean iGetOS2Head(OS2_HEAD *Header);
ILboolean iIsValidBmp(ILvoid);
ILboolean iCheckBmp(BMPHEAD *Header);
ILboolean iCheckOS2(OS2_HEAD *Header);
ILboolean iLoadBitmapInternal(ILvoid);
ILboolean iSaveBitmapInternal(ILvoid);
ILboolean ilReadUncompBmp(BMPHEAD *Info);
ILboolean ilReadRLE8Bmp(BMPHEAD *Info);
ILboolean ilReadRLE4Bmp(BMPHEAD *Info);
ILboolean iGetOS2Bmp(OS2_HEAD *Header);
#endif//BMP_H
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