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8545 | superturbo | 1 | /* Written by turbocat2001 (Logaev Maxim) */ |
2 | |||
6453 | punk_joker | 3 | #ifndef KOLIBRI_LIBIMG_H |
4 | #define KOLIBRI_LIBIMG_H |
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5 | |||
8545 | superturbo | 6 | #include |
7 | #include |
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8 | |||
6495 | punk_joker | 9 | extern int kolibri_libimg_init(void); |
6453 | punk_joker | 10 | |
8545 | superturbo | 11 | #define _stdcall __attribute__((__stdcall__)) |
12 | |||
6457 | punk_joker | 13 | //list of format id's |
14 | #define LIBIMG_FORMAT_BMP 1 |
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15 | #define LIBIMG_FORMAT_ICO 2 |
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16 | #define LIBIMG_FORMAT_CUR 3 |
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17 | #define LIBIMG_FORMAT_GIF 4 |
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18 | #define LIBIMG_FORMAT_PNG 5 |
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19 | #define LIBIMG_FORMAT_JPEG 6 |
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20 | #define LIBIMG_FORMAT_TGA 7 |
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21 | #define LIBIMG_FORMAT_PCX 8 |
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22 | #define LIBIMG_FORMAT_XCF 9 |
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23 | #define LIBIMG_FORMAT_TIFF 10 |
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24 | #define LIBIMG_FORMAT_PNM 11 |
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25 | #define LIBIMG_FORMAT_WBMP 12 |
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26 | #define LIBIMG_FORMAT_XBM 13 |
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27 | #define LIBIMG_FORMAT_Z80 14 |
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28 | |||
8545 | superturbo | 29 | #pragma pack(push, 1) |
30 | typedef struct{ |
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31 | uint32_t Checksum; // ((Width ROL 16) OR Height) XOR Data[0] ; ignored so far |
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32 | uint32_t Width; |
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33 | uint32_t Height; |
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34 | uint32_t Next; |
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35 | uint32_t Previous; |
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36 | uint32_t Type; // one of Image.bppN |
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37 | uint32_t* Data; |
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38 | uint32_t Palette; // used iff Type eq Image.bpp1, Image.bpp2, Image.bpp4 or Image.bpp8i |
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39 | uint32_t Extended; |
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40 | uint32_t Flags; // bitfield |
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41 | uint32_t Delay; // used iff Image.IsAnimated is set in Flags |
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42 | } Image; |
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43 | #pragma pack(pop) |
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44 | |||
45 | #define IMAGE_BPP8i 1 // indexed |
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46 | #define IMAGE_BPP24 2 |
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47 | #define IMAGE_BPP32 3 |
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48 | #define IMAGE_BPP15 4 |
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49 | #define IMAGE_BPP16 5 |
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50 | #define IMAGE_BPP1 6 |
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51 | #define IMAGE_BPP8g 7 // grayscale |
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52 | #define IMAGE_BPP2i 8 |
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53 | #define IMAGE_BPP4i 9 |
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54 | #define IMAGE_BPP8a 10 |
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55 | |||
56 | // scale type |
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57 | #define LIBIMG_SCALE_NONE 0 |
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58 | #define LIBIMG_SCALE_INTEGER 1 |
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59 | #define LIBIMG_SCALE_TILE 2 |
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60 | #define LIBIMG_SCALE_STRETCH 3 |
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61 | #define LIBIMG_SCALE_FIT_BOTH LIBIMG_SCALE_STRETCH |
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62 | #define LIBIMG_SCALE_FIT_MIN 4 |
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63 | #define LIBIMG_SCALE_FIT_RECT LIBIMG_SCALE_FIT_MIN |
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64 | #define LIBIMG_SCALE_FIT_WIDTH 5 |
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65 | #define LIBIMG_SCALE_FIT_HEIGHT 6 |
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66 | #define LIBIMG_SCALE_FIT_MAX 7 |
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67 | |||
68 | // interpolation algorithm |
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69 | #define LIBIMG_INTER_NONE 0 // use it with LIBIMG_SCALE_INTEGER, LIBIMG_SCALE_TILE, etc |
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70 | #define LIBIMG_INTER_BILINEAR 1 |
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71 | #define LIBIMG_INTER_BICUBIC 2 |
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72 | #define LIBIMG_INTER_LANCZOS 3 |
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73 | #define LIBIMG_INTER_DEFAULT LIBIMG_INTER_BILINEAR |
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74 | |||
6457 | punk_joker | 75 | //error codes |
76 | #define LIBIMG_ERROR_OUT_OF_MEMORY 1 |
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77 | #define LIBIMG_ERROR_FORMAT 2 |
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78 | #define LIBIMG_ERROR_CONDITIONS 3 |
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79 | #define LIBIMG_ERROR_BIT_DEPTH 4 |
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80 | #define LIBIMG_ERROR_ENCODER 5 |
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81 | #define LIBIMG_ERROR_SRC_TYPE 6 |
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82 | #define LIBIMG_ERROR_SCALE 7 |
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83 | #define LIBIMG_ERROR_INTER 8 |
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84 | #define LIBIMG_ERROR_NOT_INPLEMENTED 9 |
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85 | #define LIBIMG_ERROR_INVALID_INPUT 10 |
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86 | |||
87 | //encode flags (byte 0x02 of _common option) |
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88 | #define LIBIMG_ENCODE_STRICT_SPECIFIC 0x01 |
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89 | #define LIBIMG_ENCODE_STRICT_BIT_DEPTH 0x02 |
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90 | #define LIBIMG_ENCODE_DELETE_ALPHA 0x08 |
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91 | #define LIBIMG_ENCODE_FLUSH_ALPHA 0x10 |
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92 | |||
93 | #define FLIP_VERTICAL 0x01 |
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94 | #define FLIP_HORIZONTAL 0x02 |
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95 | |||
96 | #define ROTATE_90_CW 0x01 |
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97 | #define ROTATE_180 0x02 |
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98 | #define ROTATE_270_CW 0x03 |
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99 | #define ROTATE_90_CCW ROTATE_270_CW |
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100 | #define ROTATE_270_CCW ROTATE_90_CW |
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101 | |||
8545 | superturbo | 102 | extern Image* (*img_decode)(void* file_data, uint32_t size, uint32_t b_color) _stdcall; |
103 | extern Image* (*img_encode)(Image* img, uint32_t length, uint32_t option) _stdcall; |
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104 | extern Image* (*img_create)(uint32_t width, uint32_t height, uint32_t type) _stdcall; |
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105 | extern void (*img_to_rgb2)(Image* img, void *rgb_data) _stdcall; |
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106 | extern Image* (*img_to_rgb)(Image* img) _stdcall; |
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107 | extern bool (*img_flip)(Image* img, uint32_t flip) _stdcall; |
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108 | extern bool (*img_flip_layer)(Image *img, uint32_t flip) _stdcall; |
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109 | extern bool (*img_rotate)(Image *img, uint32_t rotate) _stdcall; |
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110 | extern bool (*img_rotate_layer)(Image* data, uint32_t rotate) _stdcall; |
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111 | extern void (*img_draw)(Image *img, uint32_t x, uint32_t y, uint32_t w, uint32_t h, uint32_t xoff, uint32_t yoff) _stdcall; |
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112 | extern int32_t (*img_count)(Image *img) _stdcall; |
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113 | extern bool (*img_destroy)(Image *img) _stdcall; |
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114 | extern bool (*img_destroy_layer)(Image* img) _stdcall; |
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115 | extern Image* (*img_blend)(Image* dst, Image* src, uint32_t out_x, uint32_t out_y, uint32_t in_x, uint32_t in_y, uint32_t width, uint32_t height) _stdcall; |
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116 | extern Image* (*img_convert)(Image *src, Image *dst, uint32_t dst_type, uint32_t, uint32_t) _stdcall; |
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117 | extern Image* (*img_resize_data)(Image *src, uint32_t width, uint32_t height) _stdcall; |
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118 | extern Image* (*img_scale)(Image* src, uint32_t crop_x, uint32_t crop_y, uint32_t crop_width, uint32_t crop_height, Image* dst, uint32_t scale_type, uint32_t inter, uint32_t new_width, uint32_t new_height) _stdcall; |
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6453 | punk_joker | 119 | |
8545 | superturbo | 120 | void img_fill_color(Image* img, uint32_t width, uint32_t height, uint32_t color){ |
121 | for (uint32_t i = 0; i < width*height; i++) { |
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122 | img->Data[i] = color; |
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123 | } |
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124 | } |
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125 | |||
6453 | punk_joker | 126 | #endif /* KOLIBRI_LIBIMG_H */> |