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36 lines
1008 B
C
36 lines
1008 B
C
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#pragma once
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#include <stdint.h>
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#include "common.h"
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typedef struct {
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u8 manufacturer;
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u8 version;
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u8 enc;
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u8 bpp;
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u16 minx;
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u16 miny;
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u16 maxx;
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u16 maxy;
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u16 hres;
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u16 vres;
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u8 egapalette[48];
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u8 reserved;
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u8 clrplanes;
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u16 bytesperline;
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u16 palettetype;
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u8 resv_[58];
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} __attribute__((packed)) PCXHdr;
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#define PCX_Width(hdr) (hdr->maxx - hdr->minx + 1)
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#define PCX_Height(hdr) (hdr->maxy - hdr->miny + 1)
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#define PCX_BitsPerPixel(hdr) (hdr->bpp)
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#define PCX_BitmapSize(hdr) (PCX_Width(hdr) * PCX_Height(hdr))
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#define PCX_MaxColors(hdr) (1<<PCX_BitsPerPixel(hdr))
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#define PCX_PlaneCount(hdr) (hdr->clrplanes)
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#define PCX_Encoding(hdr) (hdr->enc)
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#define PCX_Palette(hdr, pcx_len) (((u8*)hdr) + pcx_len - 768)
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#define PCX_Bitmap(hdr) (((u8*)hdr) + sizeof(PCXHdr))
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int PCX_Decompress(u8 *out_buf, size_t out_maxlen, const u8 *pcx_data, size_t pcx_len);
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