raze/source/build/include/pngwrite.h
terminx 3d0a4c37d4 Minor png writer fixups
git-svn-id: https://svn.eduke32.com/eduke32@6803 1a8010ca-5511-0410-912e-c29ae57300e0
2018-04-04 20:48:10 +00:00

37 lines
734 B
C

#ifndef __PNGWRITE_H__
#define __PNGWRITE_H__
#include "miniz.h"
#define CHUNK_COMPRESSED 1
#define CHUNK_ROW 2
enum
{
PNG_TRUECOLOR = 2,
PNG_INDEXED = 3,
};
#pragma pack(push, 1)
typedef struct
{
z_stream *zs;
FILE *file;
uint8_t *pal_data;
uint16_t pal_entries;
uint8_t *text;
uint8_t textlen;
} pngwrite_t;
typedef struct
{
uint32_t width, height;
uint8_t depth, type, filler[3];
} png_ihdr_t;
#pragma pack(pop)
void png_set_pal(uint8_t const * const data, int numentries);
void png_set_text(char const * const keyword, char const * const text);
void png_write(FILE * const file, uint32_t const width, uint32_t const height, uint8_t const type, uint8_t const * const data);
#endif