mirror of https://github.com/ZDoom/raze-gles.git
40 lines
738 B
C
40 lines
738 B
C
#ifndef __PNGWRITE_H__
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#define __PNGWRITE_H__
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#include <zlib.h>
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#include "vfs.h"
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#define CHUNK_COMPRESSED 1
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#define CHUNK_ROW 2
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enum
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{
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PNG_TRUECOLOR = 2,
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PNG_INDEXED = 3,
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};
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#pragma pack(push, 1)
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typedef struct
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{
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z_stream *zs;
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buildvfs_FILE file;
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uint8_t *pal_data;
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uint16_t pal_entries;
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uint8_t *text;
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uint8_t textlen;
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} pngwrite_t;
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typedef struct
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{
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uint32_t width, height;
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uint8_t depth, type, filler[3];
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} png_ihdr_t;
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#pragma pack(pop)
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void png_set_pal(uint8_t const * data, int numentries);
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void png_set_text(char const * keyword, char const * text);
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void png_write(buildvfs_FILE const file, int const width, int const height, uint8_t const type, uint8_t const * const data);
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#endif
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