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/* Starshatter: The Open Source Project
Copyright (c) 2021-2022, Starshatter: The Open Source Project Contributors
Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors
Copyright (c) 1997-2006, Destroyer Studios LLC.
AUTHOR: John DiCamillo
OVERVIEW
========
BMP image file loader
*/
#ifndef BMP_H
#define BMP_H
#include "Types.h"
// +--------------------------------------------------------------------+
enum { BMP_OK, BMP_NOMEM, BMP_INVALID, BMP_NOFILE };
struct BmpFileHeader
{
WORD type;
DWORD size;
WORD rsvd1;
WORD rsvd2;
DWORD offset;
};
struct BmpInfoHeader
{
DWORD hdr_size;
DWORD width;
DWORD height;
WORD planes;
WORD bit_count;
DWORD compression;
DWORD img_size;
DWORD x_pixels_per_meter;
DWORD y_pixels_per_meter;
DWORD colors_used;
DWORD colors_important;
};
const int BMP_FILE_HDR_SIZE = 14;
const int BMP_INFO_HDR_SIZE = 40;
// +--------------------------------------------------------------------+
struct BmpImage
{
static const char* TYPENAME() { return "BmpImage"; }
BmpImage(short w, short h, unsigned long* hibits);
BmpImage();
~BmpImage();
int Load(char *filename);
int Save(char *filename);
int LoadBuffer(unsigned char* buf, int len);
BmpFileHeader file_hdr;
BmpInfoHeader info_hdr;
DWORD palette[256];
DWORD* image;
WORD width;
WORD height;
};
// +--------------------------------------------------------------------+
#endif // BMP_H
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