-
Notifications
You must be signed in to change notification settings - Fork 78
/
ascii_art.h
68 lines (65 loc) · 2.19 KB
/
ascii_art.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
/*
* ASCII Art: Real-time ASCII Art Rendering Library.
* Copyright (C) PixLab. https://pixlab.io/art
* Version 1.3
* For information on licensing, redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES
* please contact:
* or visit:
* https://pixlab.io/art
*/
/*
* An Implementation based on the paper:
* > N. Markus, M. Fratarcangeli, I. S. Pandzic and J. Ahlberg, "Fast Rendering of Image Mosaics and ASCII Art", Computer Graphics Forum, 2015, http://dx.doi.org/10.1111/cgf.12597
*/
#ifndef __ASCIIART_H__
#define __ASCIIART_H__
/* Make sure we can call this stuff from C++ */
#ifdef __cplusplus
extern "C" {
#endif
#if defined (_MSC_VER) || defined (__MINGW32__) || defined (__GNUC__) && defined (__declspec)
#define ART_APIEXPORT __declspec(dllexport)
#else
#define ART_APIEXPORT
#endif
#ifndef INDEX_MATRIX_SZ
#define INDEX_MATRIX_SZ 640 * 480
#endif
/*
* Current rendering state and the glyph table is recorded on a instance
* of the following structure.
*/
typedef struct ascii_render ascii_render;
struct ascii_render
{
int nGlyphs;
unsigned char* zGlyphs[256];
unsigned char zMatrix[INDEX_MATRIX_SZ];
int nRows;
int nCols;
int* pTree;
};
/*
* CAPIREF: Refer to the official documentation for the main purpose of this interface.
*/
ART_APIEXPORT void AsciiArtInit(ascii_render *pRender);
/*
* CAPIREF: Refer to the official documentation for the main purpose of this interface.
*/
ART_APIEXPORT unsigned int AsciiArtTextBufSize(ascii_render *pRender, int img_width, int img_height);
/*
* CAPIREF: Refer to the official documentation for the main purpose of this interface.
*/
ART_APIEXPORT void AsciiArtRender(ascii_render *pRender, unsigned char *zPixel /*IN/OUT*/, int *pnWidth /*IN/OUT*/, int *pnHeight /*IN/OUT*/, unsigned char *zBuf/* Optional/OUT */, int Optimize);
#ifdef ART_ENABLE_STB_IMAGE
/*
* CAPIREF: Refer to the official documentation for the main purpose of this interface.
*/
ART_APIEXPORT unsigned char * AsciiArtLoadImage(const char *zPath, int *pWidth, int *pHeight);
#endif /* ART_ENABLE_STB_IMAGE */
#ifdef __cplusplus
}
#endif
#endif /* __ASCIIART_H__ */