| 1 | #ifndef _PICOPNG_H␊ |
| 2 | #define _PICOPNG_H␊ |
| 3 | ␊ |
| 4 | #include <stdint.h>␊ |
| 5 | #include <mach-o/loader.h>␊ |
| 6 | #include <stdarg.h>␊ |
| 7 | #include <stddef.h>␊ |
| 8 | #include <stdbool.h>␊ |
| 9 | typedef struct {␊ |
| 10 | ␉uint32_t *data;␊ |
| 11 | ␉size_t size;␊ |
| 12 | ␉size_t allocsize;␊ |
| 13 | } vector32_t;␊ |
| 14 | ␊ |
| 15 | typedef struct {␊ |
| 16 | ␉uint8_t *data;␊ |
| 17 | ␉size_t size;␊ |
| 18 | ␉size_t allocsize;␊ |
| 19 | } vector8_t;␊ |
| 20 | ␊ |
| 21 | typedef struct {␊ |
| 22 | ␉uint32_t width, height;␊ |
| 23 | ␉uint32_t colorType, bitDepth;␊ |
| 24 | ␉uint32_t compressionMethod, filterMethod, interlaceMethod;␊ |
| 25 | ␉uint32_t key_r, key_g, key_b;␊ |
| 26 | ␉bool key_defined; // is a transparent color key given?␊ |
| 27 | ␉vector8_t *palette;␊ |
| 28 | ␉vector8_t *image;␊ |
| 29 | } PNG_info_t;␊ |
| 30 | ␊ |
| 31 | PNG_info_t *PNG_decode(const uint8_t *in, uint32_t size);␊ |
| 32 | void png_alloc_free_all(void);␊ |
| 33 | ␊ |
| 34 | extern int PNG_error;␊ |
| 35 | ␊ |
| 36 | ␊ |
| 37 | int loadPngImage(const char *filename, uint16_t *width, uint16_t *height,␊ |
| 38 | ␉␉␉␉ uint8_t **imageData);␊ |
| 39 | int loadEmbeddedPngImage(uint8_t *pngData, int pngSize, uint16_t *width, uint16_t *height, uint8_t **imageData);␊ |
| 40 | ␊ |
| 41 | ␊ |
| 42 | #endif␊ |
| 43 | |
