annotate tools/libgfx.h @ 2070:41df24d1dfb6

Cosmetics.
author Matti Hamalainen <ccr@tnsp.org>
date Wed, 05 Dec 2018 14:41:25 +0200
parents e4dc8fbaa5ad
children aedadff9e116
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
1 /*
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
2 * Functions for loading and saving bitmap images
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
3 * Programmed and designed by Matti 'ccr' Hamalainen
2066
63284e9ad95e Bump copyright.
Matti Hamalainen <ccr@tnsp.org>
parents: 2065
diff changeset
4 * (C) Copyright 2012-2018 Tecnic Software productions (TNSP)
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
5 *
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
6 * Please read file 'COPYING' for information on license and distribution.
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
7 */
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
8 #ifndef LIBMGFX_H
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
9 #define LIBMGFX_H 1
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
10
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
11 #include "dmlib.h"
1609
c29adf5ce240 Convert libgfx file format routines to use DMResource instead of stdio FILE.
Matti Hamalainen <ccr@tnsp.org>
parents: 1545
diff changeset
12 #include "dmres.h"
947
5ac8f5513978 Delete useless include line.
Matti Hamalainen <ccr@tnsp.org>
parents: 929
diff changeset
13
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
14
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
15 #ifdef __cplusplus
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
16 extern "C" {
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
17 #endif
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
18
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
19
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
20 enum
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
21 {
1543
416d7b3ba3b2 Rename libgfx IMGFMT_* constants to DM_IMGFMT_*.
Matti Hamalainen <ccr@tnsp.org>
parents: 1341
diff changeset
22 DM_IMGFMT_PNG,
416d7b3ba3b2 Rename libgfx IMGFMT_* constants to DM_IMGFMT_*.
Matti Hamalainen <ccr@tnsp.org>
parents: 1341
diff changeset
23 DM_IMGFMT_PPM,
416d7b3ba3b2 Rename libgfx IMGFMT_* constants to DM_IMGFMT_*.
Matti Hamalainen <ccr@tnsp.org>
parents: 1341
diff changeset
24 DM_IMGFMT_PCX,
2064
3617ef01c1de Separate ILBM and PBM subformats of IFF images.
Matti Hamalainen <ccr@tnsp.org>
parents: 2047
diff changeset
25 DM_IMGFMT_IFF_ILBM,
3617ef01c1de Separate ILBM and PBM subformats of IFF images.
Matti Hamalainen <ccr@tnsp.org>
parents: 2047
diff changeset
26 DM_IMGFMT_IFF_PBM,
2068
e4dc8fbaa5ad Improve IFF probing.
Matti Hamalainen <ccr@tnsp.org>
parents: 2066
diff changeset
27 DM_IMGFMT_IFF_ACBM,
1543
416d7b3ba3b2 Rename libgfx IMGFMT_* constants to DM_IMGFMT_*.
Matti Hamalainen <ccr@tnsp.org>
parents: 1341
diff changeset
28 DM_IMGFMT_RAW,
416d7b3ba3b2 Rename libgfx IMGFMT_* constants to DM_IMGFMT_*.
Matti Hamalainen <ccr@tnsp.org>
parents: 1341
diff changeset
29 DM_IMGFMT_ARAW,
2047
3829c292df02 Add 'cdump' image output format, mainly for debugging purposes.
Matti Hamalainen <ccr@tnsp.org>
parents: 1921
diff changeset
30 DM_IMGFMT_CDUMP,
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
31 };
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
32
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
33
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
34 enum
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
35 {
1801
0562dd55a1f6 s/DM_IFMT_/DM_COLFMT_/g
Matti Hamalainen <ccr@tnsp.org>
parents: 1759
diff changeset
36 DM_COLFMT_PALETTE,
0562dd55a1f6 s/DM_IFMT_/DM_COLFMT_/g
Matti Hamalainen <ccr@tnsp.org>
parents: 1759
diff changeset
37 DM_COLFMT_RGB,
0562dd55a1f6 s/DM_IFMT_/DM_COLFMT_/g
Matti Hamalainen <ccr@tnsp.org>
parents: 1759
diff changeset
38 DM_COLFMT_RGBA,
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
39 };
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
40
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
41
1544
48823642c4fb Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1543
diff changeset
42 // Error handling modes
1285
e4bda4909d72 Make libgfx error mode a global variable, at least for now.
Matti Hamalainen <ccr@tnsp.org>
parents: 971
diff changeset
43 enum
e4bda4909d72 Make libgfx error mode a global variable, at least for now.
Matti Hamalainen <ccr@tnsp.org>
parents: 971
diff changeset
44 {
1544
48823642c4fb Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1543
diff changeset
45 DM_ERRMODE_FAIL = 0,
1285
e4bda4909d72 Make libgfx error mode a global variable, at least for now.
Matti Hamalainen <ccr@tnsp.org>
parents: 971
diff changeset
46 DM_ERRMODE_RECOV_1,
e4bda4909d72 Make libgfx error mode a global variable, at least for now.
Matti Hamalainen <ccr@tnsp.org>
parents: 971
diff changeset
47 DM_ERRMODE_RECOV_2,
e4bda4909d72 Make libgfx error mode a global variable, at least for now.
Matti Hamalainen <ccr@tnsp.org>
parents: 971
diff changeset
48 };
e4bda4909d72 Make libgfx error mode a global variable, at least for now.
Matti Hamalainen <ccr@tnsp.org>
parents: 971
diff changeset
49
e4bda4909d72 Make libgfx error mode a global variable, at least for now.
Matti Hamalainen <ccr@tnsp.org>
parents: 971
diff changeset
50
1544
48823642c4fb Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1543
diff changeset
51 // Probe scores
48823642c4fb Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1543
diff changeset
52 enum
48823642c4fb Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1543
diff changeset
53 {
48823642c4fb Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1543
diff changeset
54 DM_PROBE_SCORE_FALSE = 0,
48823642c4fb Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1543
diff changeset
55 DM_PROBE_SCORE_MAYBE = 250,
48823642c4fb Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1543
diff changeset
56 DM_PROBE_SCORE_AVG = 500,
48823642c4fb Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1543
diff changeset
57 DM_PROBE_SCORE_GOOD = 750,
48823642c4fb Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1543
diff changeset
58 DM_PROBE_SCORE_MAX = 1000,
48823642c4fb Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1543
diff changeset
59 };
48823642c4fb Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1543
diff changeset
60
48823642c4fb Cleanups.
Matti Hamalainen <ccr@tnsp.org>
parents: 1543
diff changeset
61
1545
3b613fcbf3ff Improve how format read/write capabilities are marked and shown.
Matti Hamalainen <ccr@tnsp.org>
parents: 1544
diff changeset
62 // Flags for readability/writeability of formats
3b613fcbf3ff Improve how format read/write capabilities are marked and shown.
Matti Hamalainen <ccr@tnsp.org>
parents: 1544
diff changeset
63 enum
3b613fcbf3ff Improve how format read/write capabilities are marked and shown.
Matti Hamalainen <ccr@tnsp.org>
parents: 1544
diff changeset
64 {
1759
027fb7313d85 Add a format flag for marking formats that have broken/incomplete support and use it.
Matti Hamalainen <ccr@tnsp.org>
parents: 1733
diff changeset
65 DM_FMT_WR = 0x0001, // Format can be written
027fb7313d85 Add a format flag for marking formats that have broken/incomplete support and use it.
Matti Hamalainen <ccr@tnsp.org>
parents: 1733
diff changeset
66 DM_FMT_RD = 0x0002, // Format can be read
027fb7313d85 Add a format flag for marking formats that have broken/incomplete support and use it.
Matti Hamalainen <ccr@tnsp.org>
parents: 1733
diff changeset
67 DM_FMT_RDWR = (DM_FMT_RD | DM_FMT_WR), // Read and write support
027fb7313d85 Add a format flag for marking formats that have broken/incomplete support and use it.
Matti Hamalainen <ccr@tnsp.org>
parents: 1733
diff changeset
68 DM_FMT_BROKEN = 0x1000, // Support is broken/incomplete
1545
3b613fcbf3ff Improve how format read/write capabilities are marked and shown.
Matti Hamalainen <ccr@tnsp.org>
parents: 1544
diff changeset
69 };
3b613fcbf3ff Improve how format read/write capabilities are marked and shown.
Matti Hamalainen <ccr@tnsp.org>
parents: 1544
diff changeset
70
3b613fcbf3ff Improve how format read/write capabilities are marked and shown.
Matti Hamalainen <ccr@tnsp.org>
parents: 1544
diff changeset
71
1609
c29adf5ce240 Convert libgfx file format routines to use DMResource instead of stdio FILE.
Matti Hamalainen <ccr@tnsp.org>
parents: 1545
diff changeset
72 // Bitmapped image struct
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
73 typedef struct
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
74 {
1801
0562dd55a1f6 s/DM_IFMT_/DM_COLFMT_/g
Matti Hamalainen <ccr@tnsp.org>
parents: 1759
diff changeset
75 int format; // one of types specified by DM_COLFMT_*
1286
b812fad6f33e Work on libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 1285
diff changeset
76 int width, height;
b812fad6f33e Work on libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 1285
diff changeset
77 int pitch; // bytes per scanline
b812fad6f33e Work on libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 1285
diff changeset
78 int bpp; // bits per pixel
b812fad6f33e Work on libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 1285
diff changeset
79
1628
a549d33d543a Add image aspect ratio information.
Matti Hamalainen <ccr@tnsp.org>
parents: 1616
diff changeset
80 float aspect; // aspect ratio (vert / horiz), <= 0 if not set
a549d33d543a Add image aspect ratio information.
Matti Hamalainen <ccr@tnsp.org>
parents: 1616
diff changeset
81
1286
b812fad6f33e Work on libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 1285
diff changeset
82 int ncolors; // number of colors in palette, if any
b812fad6f33e Work on libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 1285
diff changeset
83 int ctransp; // transparency color index
b812fad6f33e Work on libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 1285
diff changeset
84 BOOL constpal; // is the palette a const?
b812fad6f33e Work on libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 1285
diff changeset
85 DMColor *pal; // pointer to palette struct, NULL if no palette
b812fad6f33e Work on libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 1285
diff changeset
86
929
e1378398be0f Add size field for allocated data size in DMImage.
Matti Hamalainen <ccr@tnsp.org>
parents: 902
diff changeset
87 size_t size;
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
88 Uint8 *data;
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
89 } DMImage;
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
90
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
91
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
92 typedef struct
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
93 {
2065
451980580189 Refactor how paletted/indexed formats are handled in libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 2064
diff changeset
94 int fmtid; // DM_IMGFMT_* of target format (a bit of a kludge here)
2070
41df24d1dfb6 Cosmetics.
Matti Hamalainen <ccr@tnsp.org>
parents: 2068
diff changeset
95 int format; // Target color format DM_COLFMT_*
2065
451980580189 Refactor how paletted/indexed formats are handled in libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 2064
diff changeset
96 int scaleX, scaleY; // Scale factors (1..)
451980580189 Refactor how paletted/indexed formats are handled in libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 2064
diff changeset
97 int nplanes, bpp, mask;
451980580189 Refactor how paletted/indexed formats are handled in libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 2064
diff changeset
98 BOOL planar;
451980580189 Refactor how paletted/indexed formats are handled in libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 2064
diff changeset
99 int compression; // Use compression/compression level (0 = none, 9 = max)
1290
e7dc9bb9777e Rename struct DMImageSpec to DMImageConvSpec.
Matti Hamalainen <ccr@tnsp.org>
parents: 1288
diff changeset
100 } DMImageConvSpec;
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
101
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
102
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
103 typedef struct
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
104 {
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
105 char *fext;
1616
36d073c45327 Refactor the format handling a bit.
Matti Hamalainen <ccr@tnsp.org>
parents: 1609
diff changeset
106 char *name;
36d073c45327 Refactor the format handling a bit.
Matti Hamalainen <ccr@tnsp.org>
parents: 1609
diff changeset
107 int fmtid; // DM_IMGFMT_*
36d073c45327 Refactor the format handling a bit.
Matti Hamalainen <ccr@tnsp.org>
parents: 1609
diff changeset
108 int flags; // DM_FMT_* flags
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
109 int (*probe)(const Uint8 *buf, const size_t len);
1886
1af79412f249 Remove the stdio FILE support from libgfx API, now only DMResource is supported.
Matti Hamalainen <ccr@tnsp.org>
parents: 1809
diff changeset
110 int (*read)(DMResource *fp, DMImage **pimg);
1af79412f249 Remove the stdio FILE support from libgfx API, now only DMResource is supported.
Matti Hamalainen <ccr@tnsp.org>
parents: 1809
diff changeset
111 int (*write)(DMResource *fp, const DMImage *pimg, const DMImageConvSpec *spec);
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
112 } DMImageFormat;
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
113
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
114
1616
36d073c45327 Refactor the format handling a bit.
Matti Hamalainen <ccr@tnsp.org>
parents: 1609
diff changeset
115 extern const DMImageFormat dmImageFormatList[];
36d073c45327 Refactor the format handling a bit.
Matti Hamalainen <ccr@tnsp.org>
parents: 1609
diff changeset
116 extern const int ndmImageFormatList;
1285
e4bda4909d72 Make libgfx error mode a global variable, at least for now.
Matti Hamalainen <ccr@tnsp.org>
parents: 971
diff changeset
117 extern int dmGFXErrorMode;
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
118
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
119
1286
b812fad6f33e Work on libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 1285
diff changeset
120 DMImage * dmImageAlloc(const int width, const int height, const int format, const int bpp);
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
121 void dmImageFree(DMImage *img);
1286
b812fad6f33e Work on libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 1285
diff changeset
122 int dmImageGetBytesPerPixel(const int format);
1616
36d073c45327 Refactor the format handling a bit.
Matti Hamalainen <ccr@tnsp.org>
parents: 1609
diff changeset
123 int dmImageProbeGeneric(const Uint8 *buf, const size_t len, const DMImageFormat **fmt, int *index);
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
124
487
b89598501cec Move dmCompareColor() to libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 462
diff changeset
125 BOOL dmCompareColor(const DMColor *c1, const DMColor *c2, BOOL alpha);
1733
59c2b08a80a6 Make some palette allocation functions public.
Matti Hamalainen <ccr@tnsp.org>
parents: 1628
diff changeset
126 BOOL dmPaletteAlloc(DMColor **ppal, int ncolors, int ctransp);
59c2b08a80a6 Make some palette allocation functions public.
Matti Hamalainen <ccr@tnsp.org>
parents: 1628
diff changeset
127 BOOL dmImagePaletteAlloc(DMImage *img, int ncolors, int ctransp);
487
b89598501cec Move dmCompareColor() to libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 462
diff changeset
128
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
129
1886
1af79412f249 Remove the stdio FILE support from libgfx API, now only DMResource is supported.
Matti Hamalainen <ccr@tnsp.org>
parents: 1809
diff changeset
130 int dmWriteImageData(const DMImage *img, void *cbdata,
1af79412f249 Remove the stdio FILE support from libgfx API, now only DMResource is supported.
Matti Hamalainen <ccr@tnsp.org>
parents: 1809
diff changeset
131 int (*writeRowCB)(void *, const Uint8 *, const size_t), const DMImageConvSpec *spec);
1af79412f249 Remove the stdio FILE support from libgfx API, now only DMResource is supported.
Matti Hamalainen <ccr@tnsp.org>
parents: 1809
diff changeset
132
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
133
2065
451980580189 Refactor how paletted/indexed formats are handled in libgfx.
Matti Hamalainen <ccr@tnsp.org>
parents: 2064
diff changeset
134 int dmWriteIFFMasterRAWHeader(DMResource *fp, const char *filename, const char *prefix, const DMImage *img, const DMImageConvSpec *spec);
1886
1af79412f249 Remove the stdio FILE support from libgfx API, now only DMResource is supported.
Matti Hamalainen <ccr@tnsp.org>
parents: 1809
diff changeset
135 int dmWriteRAWImage(DMResource *fp, const DMImage *img, const DMImageConvSpec *spec);
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
136
1886
1af79412f249 Remove the stdio FILE support from libgfx API, now only DMResource is supported.
Matti Hamalainen <ccr@tnsp.org>
parents: 1809
diff changeset
137 int dmWritePPMImage(DMResource *fp, const DMImage *img, const DMImageConvSpec *spec);
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
138
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
139 #ifdef DM_USE_LIBPNG
1886
1af79412f249 Remove the stdio FILE support from libgfx API, now only DMResource is supported.
Matti Hamalainen <ccr@tnsp.org>
parents: 1809
diff changeset
140 int dmWritePNGImage(DMResource *fp, const DMImage *img, const DMImageConvSpec *spec);
1af79412f249 Remove the stdio FILE support from libgfx API, now only DMResource is supported.
Matti Hamalainen <ccr@tnsp.org>
parents: 1809
diff changeset
141 int dmReadPNGImage(DMResource *fp, DMImage **pimg);
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
142 #endif
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
143
1886
1af79412f249 Remove the stdio FILE support from libgfx API, now only DMResource is supported.
Matti Hamalainen <ccr@tnsp.org>
parents: 1809
diff changeset
144 int dmWritePCXImage(DMResource *fp, const DMImage *img, const DMImageConvSpec *spec);
1af79412f249 Remove the stdio FILE support from libgfx API, now only DMResource is supported.
Matti Hamalainen <ccr@tnsp.org>
parents: 1809
diff changeset
145 int dmReadPCXImage(DMResource *fp, DMImage **pimg);
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
146
1892
cbc911ffd21e Rename ILBM functions to IFF, which is more approriate as we support both ILBM and PBM variants of the IFF images.
Matti Hamalainen <ccr@tnsp.org>
parents: 1886
diff changeset
147 int dmReadIFFImage(DMResource *fp, DMImage **pimg);
1896
f80b2dc77c30 Work begins on IFF ILBM/PBM image writer. It is pretty broken, some things
Matti Hamalainen <ccr@tnsp.org>
parents: 1892
diff changeset
148 int dmWriteIFFImage(DMResource *fp, const DMImage *img, const DMImageConvSpec *spec);
1809
a20655e40e6c Move ILBM function declarations to position that better reflects their
Matti Hamalainen <ccr@tnsp.org>
parents: 1801
diff changeset
149
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
150
1309
5ad7d780a09b Move bitstream reading functions to libgfx, as they were only used there.
Matti Hamalainen <ccr@tnsp.org>
parents: 1307
diff changeset
151 typedef struct _DMBitStreamContext
5ad7d780a09b Move bitstream reading functions to libgfx, as they were only used there.
Matti Hamalainen <ccr@tnsp.org>
parents: 1307
diff changeset
152 {
5ad7d780a09b Move bitstream reading functions to libgfx, as they were only used there.
Matti Hamalainen <ccr@tnsp.org>
parents: 1307
diff changeset
153 void *handle;
5ad7d780a09b Move bitstream reading functions to libgfx, as they were only used there.
Matti Hamalainen <ccr@tnsp.org>
parents: 1307
diff changeset
154
5ad7d780a09b Move bitstream reading functions to libgfx, as they were only used there.
Matti Hamalainen <ccr@tnsp.org>
parents: 1307
diff changeset
155 BOOL (*putByte)(struct _DMBitStreamContext *ctx, Uint8 val);
5ad7d780a09b Move bitstream reading functions to libgfx, as they were only used there.
Matti Hamalainen <ccr@tnsp.org>
parents: 1307
diff changeset
156
5ad7d780a09b Move bitstream reading functions to libgfx, as they were only used there.
Matti Hamalainen <ccr@tnsp.org>
parents: 1307
diff changeset
157 int outBuf, outBitCount, outByteCount;
5ad7d780a09b Move bitstream reading functions to libgfx, as they were only used there.
Matti Hamalainen <ccr@tnsp.org>
parents: 1307
diff changeset
158 } DMBitStreamContext;
5ad7d780a09b Move bitstream reading functions to libgfx, as they were only used there.
Matti Hamalainen <ccr@tnsp.org>
parents: 1307
diff changeset
159
5ad7d780a09b Move bitstream reading functions to libgfx, as they were only used there.
Matti Hamalainen <ccr@tnsp.org>
parents: 1307
diff changeset
160
5ad7d780a09b Move bitstream reading functions to libgfx, as they were only used there.
Matti Hamalainen <ccr@tnsp.org>
parents: 1307
diff changeset
161 void dmInitBitStreamContext(DMBitStreamContext *ctx);
5ad7d780a09b Move bitstream reading functions to libgfx, as they were only used there.
Matti Hamalainen <ccr@tnsp.org>
parents: 1307
diff changeset
162 int dmFlushBitStream(DMBitStreamContext *ctx);
5ad7d780a09b Move bitstream reading functions to libgfx, as they were only used there.
Matti Hamalainen <ccr@tnsp.org>
parents: 1307
diff changeset
163 BOOL dmPutBits(DMBitStreamContext *ctx, const int val, const int n);
1609
c29adf5ce240 Convert libgfx file format routines to use DMResource instead of stdio FILE.
Matti Hamalainen <ccr@tnsp.org>
parents: 1545
diff changeset
164 int dmInitBitStreamFILE(DMBitStreamContext *ctx, DMResource *fp);
1309
5ad7d780a09b Move bitstream reading functions to libgfx, as they were only used there.
Matti Hamalainen <ccr@tnsp.org>
parents: 1307
diff changeset
165
5ad7d780a09b Move bitstream reading functions to libgfx, as they were only used there.
Matti Hamalainen <ccr@tnsp.org>
parents: 1307
diff changeset
166
435
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
167 #ifdef __cplusplus
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
168 }
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
169 #endif
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
170
e4a3f183e463 Modularize some more.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff changeset
171 #endif // LIBMGFX_H