Mercurial > hg > dmlib
annotate src/libgfx.h @ 947:5ac8f5513978
Delete useless include line.
| author | Matti Hamalainen <ccr@tnsp.org> |
|---|---|
| date | Thu, 26 Feb 2015 15:58:04 +0200 |
| parents | e1378398be0f |
| children | f654435df15e |
| rev | line source |
|---|---|
| 435 | 1 /* |
| 2 * Functions for loading and saving bitmap images | |
| 3 * Programmed and designed by Matti 'ccr' Hamalainen | |
| 4 * (C) Copyright 2012 Tecnic Software productions (TNSP) | |
| 5 * | |
| 6 * Please read file 'COPYING' for information on license and distribution. | |
| 7 */ | |
| 8 #ifndef LIBMGFX_H | |
| 9 #define LIBMGFX_H 1 | |
| 10 | |
| 11 #include "dmlib.h" | |
|
947
5ac8f5513978
Delete useless include line.
Matti Hamalainen <ccr@tnsp.org>
parents:
929
diff
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12 |
| 435 | 13 |
| 14 #ifdef __cplusplus | |
| 15 extern "C" { | |
| 16 #endif | |
| 17 | |
| 18 | |
| 19 enum | |
| 20 { | |
| 21 IMGFMT_PNG, | |
| 22 IMGFMT_PPM, | |
| 23 IMGFMT_PCX, | |
|
443
f7c9d1619c74
Beginnings of IFF ILBM reader. Not functional, only chunk parsing,
Matti Hamalainen <ccr@tnsp.org>
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24 IMGFMT_ILBM, |
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Add a slightly different raw output format.
Matti Hamalainen <ccr@tnsp.org>
parents:
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diff
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25 IMGFMT_RAW, |
| 435 | 26 IMGFMT_ARAW, |
| 27 | |
| 28 IMGFMT_LAST | |
| 29 }; | |
| 30 | |
| 31 | |
| 32 enum | |
| 33 { | |
| 34 DM_IFMT_PALETTE, | |
| 35 DM_IFMT_RGB, | |
| 36 DM_IFMT_RGBA, | |
| 37 DM_IFMT_RGB_PLANE, | |
| 38 }; | |
| 39 | |
| 40 | |
| 41 // RGBx color struct | |
| 42 typedef struct | |
| 43 { | |
|
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0af039b6c0ae
Improve transparent color handling.
Matti Hamalainen <ccr@tnsp.org>
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44 Uint8 r, g, b, a; |
| 435 | 45 } DMColor; |
| 46 | |
| 47 | |
| 48 // Bitmapped image struct (can be one of types specified by DM_IFMT_*) | |
| 49 typedef struct | |
| 50 { | |
| 51 int width, height, pitch; | |
| 52 BOOL constpal; | |
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Improve transparent color handling.
Matti Hamalainen <ccr@tnsp.org>
parents:
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diff
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53 int ncolors, ctransp; |
| 435 | 54 DMColor *pal; |
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Add size field for allocated data size in DMImage.
Matti Hamalainen <ccr@tnsp.org>
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55 size_t size; |
| 435 | 56 Uint8 *data; |
| 57 } DMImage; | |
| 58 | |
| 59 | |
| 60 typedef struct | |
| 61 { | |
|
902
c6c480e8e1c8
Add separate X and Y scaling to gfxconv and libgfx outputters.
Matti Hamalainen <ccr@tnsp.org>
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62 int scaleX, scaleY, nplanes, format; |
| 435 | 63 BOOL interleave, paletted; |
| 64 } DMImageSpec; | |
| 65 | |
| 66 | |
| 67 typedef struct | |
| 68 { | |
| 69 char *fext; | |
| 70 char *desc; | |
| 71 int (*probe)(const Uint8 *buf, const size_t len); | |
| 72 int (*read)(const char *filename, DMImage **pimg); | |
| 73 int (*readFILE)(FILE *fp, DMImage **pimg); | |
| 74 int (*write)(const char *filename, DMImage *pimg, DMImageSpec *spec); | |
| 75 int (*writeFILE)(FILE *fp, DMImage *pimg, DMImageSpec *spec); | |
| 76 } DMImageFormat; | |
| 77 | |
| 78 | |
| 79 // Probe scores | |
| 80 #define DM_PROBE_SCORE_MAX 1000 | |
| 81 #define DM_PROBE_SCORE_GOOD 750 | |
| 82 #define DM_PROBE_SCORE_AVG 500 | |
| 83 #define DM_PROBE_SCORE_MAYBE 250 | |
| 84 #define DM_PROBE_SCORE_FALSE 0 | |
| 85 | |
| 86 | |
| 87 extern DMImageFormat dmImageFormatList[IMGFMT_LAST]; | |
| 88 | |
| 89 | |
| 90 DMImage * dmImageAlloc(int width, int height); | |
| 91 void dmImageFree(DMImage *img); | |
| 92 int dmImageGetBytesPerPixel(int format); | |
| 93 int dmImageProbeGeneric(const Uint8 *buf, const size_t len, DMImageFormat **fmt, int *index); | |
| 94 | |
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Move dmCompareColor() to libgfx.
Matti Hamalainen <ccr@tnsp.org>
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95 BOOL dmCompareColor(const DMColor *c1, const DMColor *c2, BOOL alpha); |
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b89598501cec
Move dmCompareColor() to libgfx.
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96 |
| 435 | 97 |
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f8126fa1df9b
Use dmlib error code return value in cases where a plain boolean was used
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98 int dmWriteImageData(DMImage *img, void *cbdata, int (*writeRowCB)(void *, Uint8 *, size_t), const DMImageSpec *spec); |
| 435 | 99 |
| 462 | 100 int dmWriteIFFMasterRAWPalette(FILE *fp, DMImage *img, int ncolors, const char *indent, const char *type); |
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Add a slightly different raw output format.
Matti Hamalainen <ccr@tnsp.org>
parents:
487
diff
changeset
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101 int dmWriteRAWImageFILE(FILE *fp, DMImage *img, DMImageSpec *spec); |
|
d400e32b62d9
Add a slightly different raw output format.
Matti Hamalainen <ccr@tnsp.org>
parents:
487
diff
changeset
|
102 int dmWriteRAWImage(const char *filename, DMImage *img, DMImageSpec *spec); |
| 435 | 103 |
| 104 int dmWritePPMImageFILE(FILE *fp, DMImage *img, DMImageSpec *spec); | |
| 105 int dmWritePPMImage(const char *filename, DMImage *img, DMImageSpec *spec); | |
| 106 | |
| 107 #ifdef DM_USE_LIBPNG | |
| 108 int dmWritePNGImageFILE(FILE *fp, DMImage *img, DMImageSpec *spec); | |
| 109 int dmWritePNGImage(const char *filename, DMImage *img, DMImageSpec *spec); | |
| 110 #endif | |
| 111 | |
| 112 int dmWritePCXImageFILE(FILE *fp, DMImage *img, DMImageSpec *spec); | |
| 113 int dmWritePCXImage(const char *filename, DMImage *img, DMImageSpec *spec); | |
| 114 int dmReadPCXImageFILE(FILE *fp, DMImage **pimg); | |
| 115 int dmReadPCXImage(const char *filename, DMImage **pimg); | |
| 116 | |
| 117 | |
| 118 #ifdef __cplusplus | |
| 119 } | |
| 120 #endif | |
| 121 | |
| 122 #endif // LIBMGFX_H |