Mercurial > hg > dmlib
annotate fontconv.c @ 647:afdcd000313c
Add linefeed.
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Mon, 15 Apr 2013 13:26:57 +0300 |
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children | 7303c43bf347 |
rev | line source |
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160 | 1 /* |
2 * fontconv - Convert bitmap fonts | |
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 #include <stdio.h> | |
9 #include <errno.h> | |
10 #include "dmlib.h" | |
11 #include "dmargs.h" | |
12 #include "dmfile.h" | |
13 #include "dmimage.h" | |
14 #include "dmtext.h" | |
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15 #include "dmresw.h" |
160 | 16 |
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17 char *optInFilename = NULL, *optOutFilename = NULL; |
160 | 18 |
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19 int optSplitWidth = 8, |
160 | 20 optSplitHeight = 8; |
21 | |
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22 SDL_Color optColor = { 255, 255, 255, 100 }; |
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23 |
160 | 24 |
25 DMOptArg optList[] = | |
26 { | |
27 { 0, '?', "help", "Show this help", OPT_NONE }, | |
28 { 1, 'v', "verbose", "Be more verbose", OPT_NONE }, | |
29 { 3, 's', "size", "Set glyph dimensions (-s WxH) for image->font conversion", OPT_ARGREQ }, | |
633
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30 { 4, 'c', "color", "TTF font rendering color (def: 0xFFFFFF)", OPT_ARGREQ }, |
160 | 31 }; |
32 | |
33 const int optListN = sizeof(optList) / sizeof(optList[0]); | |
34 | |
35 | |
36 BOOL argHandleOpt(const int optN, char *optArg, char *currArg) | |
37 { | |
38 switch (optN) | |
39 { | |
40 case 0: | |
41 dmPrintBanner(stdout, dmProgName, | |
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42 "[options] <sourcefile.(ttf|fnt|dmf|png)> <outputfile.dmf>"); |
646
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43 |
160 | 44 dmArgsPrintHelp(stdout, optList, optListN); |
646
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45 printf( |
647 | 46 "\n" |
646
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47 "This utility can be used to convert TSFONT files to bitmap DMFONT (DMF)\n" |
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48 "files, render TrueType TTF to DMFONT at desired glyph resolution, or\n" |
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49 "cut a PNG (or JPEG) image to glyphs of desired size.\n"); |
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50 |
160 | 51 exit(0); |
52 break; | |
53 | |
54 case 1: | |
55 dmVerbosity++; | |
56 break; | |
213
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57 |
160 | 58 case 3: |
59 { | |
60 int w, h; | |
61 if (sscanf(optArg, "%dx%d", &w, &h) != 2) | |
62 { | |
63 dmError("Invalid argument for -s option, '%s'.\n", | |
64 optArg); | |
65 return FALSE; | |
66 } | |
67 if (w < DMFONT_MIN_WIDTH || w > DMFONT_MAX_WIDTH || | |
68 h < DMFONT_MIN_HEIGHT || h > DMFONT_MAX_HEIGHT) | |
69 { | |
70 dmError("Invalid dimensions, must be %d < W %d, %d < H < %d.\n", | |
71 DMFONT_MIN_WIDTH , DMFONT_MAX_WIDTH, | |
72 DMFONT_MIN_HEIGHT , DMFONT_MAX_HEIGHT); | |
73 return FALSE; | |
74 } | |
75 optSplitWidth = w; | |
76 optSplitHeight = h; | |
77 } | |
78 break; | |
79 | |
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80 case 4: |
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81 { |
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82 int colR, colG, colB, colA = 100; |
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83 if (optArg[0] == '#' || optArg[0] == '$') optArg++; |
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84 else |
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85 if (optArg[0] == '0' && optArg[1] == 'x') optArg += 2; |
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86 |
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87 if (sscanf(optArg, "%02x%02x%02x", &colR, &colG, &colB) != 3 && |
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88 sscanf(optArg, "%02x%02x%02x%02x", &colR, &colG, &colB, &colA) != 4) |
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89 { |
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90 dmError("Invalid RGB hex representation '%s'.\n", |
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91 optArg); |
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92 return FALSE; |
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93 } |
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94 |
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95 optColor.r = colR; |
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96 optColor.g = colG; |
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97 optColor.b = colB; |
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98 optColor.unused = colA; |
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99 } |
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100 break; |
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101 |
160 | 102 default: |
103 dmError("Unknown argument '%s'.\n", currArg); | |
104 return FALSE; | |
105 } | |
106 | |
107 return TRUE; | |
108 } | |
109 | |
110 | |
111 BOOL argHandleFile(char *currArg) | |
112 { | |
113 if (!optInFilename) | |
114 optInFilename = currArg; | |
115 else | |
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116 if (optOutFilename) |
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117 optOutFilename = currArg; |
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118 else |
160 | 119 { |
120 dmError("Too many filename arguments, '%s'\n", currArg); | |
121 return FALSE; | |
122 } | |
123 | |
124 return TRUE; | |
125 } | |
126 | |
127 | |
128 int dmCreateBitmapFontFromImage(SDL_Surface *image, int width, int height, DMBitmapFont **pfont) | |
129 { | |
130 int nglyph, xc, yc, xglyphs, yglyphs; | |
131 DMBitmapFont *font; | |
132 | |
133 if (image->w < width || width < 4 || image->h < height || height < 4) | |
134 return DMERR_INVALID_ARGS; | |
135 | |
136 xglyphs = image->w / width; | |
137 yglyphs = image->h / height; | |
138 | |
139 if ((font = dmNewBitmapFont(xglyphs * yglyphs, width, height)) == NULL) | |
140 return DMERR_MALLOC; | |
141 | |
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142 dmMsg(1, "%d x %d split as %d x %d blocks => %d x %d = %d glyphs.\n", |
160 | 143 image->w, image->h, |
144 width, height, | |
145 xglyphs, yglyphs, xglyphs * yglyphs); | |
146 | |
147 nglyph = 0; | |
148 for (yc = 0; yc < yglyphs; yc++) | |
149 for (xc = 0; xc < xglyphs; xc++) | |
150 { | |
151 SDL_Surface *glyph = SDL_CreateRGBSurface(SDL_SWSURFACE, width, height, | |
152 image->format->BitsPerPixel, | |
153 image->format->Rmask, | |
154 image->format->Gmask, | |
155 image->format->Bmask, | |
156 image->format->Amask); | |
157 | |
158 if (glyph == NULL) | |
159 { | |
160 dmFreeBitmapFont(font); | |
161 return DMERR_MALLOC; | |
162 } | |
163 | |
164 SDL_Rect r; | |
165 r.x = xc * width; | |
166 r.y = yc * height; | |
167 r.w = width; | |
168 r.h = height; | |
169 | |
170 SDL_BlitSurface(image, &r, glyph, NULL); | |
171 | |
172 font->glyphs[nglyph++] = glyph; | |
173 } | |
174 | |
175 *pfont = font; | |
176 return DMERR_OK; | |
177 } | |
178 | |
179 | |
178
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180 int dmSaveBitmapFont(DMResource *res, DMBitmapFont *font) |
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181 { |
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182 int maxglyph, nglyphs, n; |
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183 if (font == NULL) |
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184 return DMERR_NULLPTR; |
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185 |
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186 if (font->nglyphs > DMFONT_MAX_GLYPHS || |
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187 font->width > DMFONT_MAX_WIDTH || |
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188 font->height > DMFONT_MAX_HEIGHT || |
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189 font->width < DMFONT_MIN_WIDTH || |
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190 font->height < DMFONT_MIN_HEIGHT) |
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191 return DMERR_INVALID_DATA; |
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192 |
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193 // Count number of actually existing glyphs |
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194 for (maxglyph = nglyphs = n = 0; n < font->nglyphs; n++) |
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195 { |
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196 SDL_Surface *glyph = font->glyphs[n]; |
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197 if (glyph != NULL) |
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198 { |
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199 maxglyph = n; |
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200 if (glyph->w < DMFONT_MIN_WIDTH || |
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201 glyph->h < DMFONT_MIN_HEIGHT || |
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202 glyph->w > DMFONT_MAX_WIDTH || |
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203 glyph->h > DMFONT_MAX_HEIGHT) |
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204 continue; |
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205 nglyphs++; |
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206 } |
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207 } |
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208 |
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209 // Write the DMFONT header |
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210 if (!dmf_write_str(res, (Uint8 *) DMFONT_MAGIC, 6)) |
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211 return DMERR_FWRITE; |
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212 |
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213 dmf_write_le16(res, DMFONT_VERSION); |
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214 dmf_write_le16(res, nglyphs); |
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215 dmf_write_le16(res, maxglyph + 1); |
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216 dmfputc(font->width, res); |
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217 dmfputc(font->height, res); |
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218 |
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219 if (nglyphs > 0) |
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220 { |
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221 int i; |
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222 SDL_Surface *glyph = font->glyphs[maxglyph]; |
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223 |
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224 // If there are actual glyphs stored, save this |
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225 dmfputc(glyph->format->BitsPerPixel, res); |
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226 dmf_write_le32(res, glyph->format->Rmask); |
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227 dmf_write_le32(res, glyph->format->Gmask); |
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228 dmf_write_le32(res, glyph->format->Bmask); |
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229 dmf_write_le32(res, glyph->format->Amask); |
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230 |
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231 for (i = 0; i < font->nglyphs; i++) |
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232 { |
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233 glyph = font->glyphs[i]; |
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234 if (glyph != NULL) |
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235 { |
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236 int y; |
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237 Uint8 *pixels = glyph->pixels; |
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238 |
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239 if (glyph->w < DMFONT_MIN_WIDTH || |
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240 glyph->h < DMFONT_MIN_HEIGHT || |
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241 glyph->w > DMFONT_MAX_WIDTH || |
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242 glyph->h > DMFONT_MAX_HEIGHT) |
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243 continue; |
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244 |
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245 // Each glyph has its table index and w/h stored |
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246 dmf_write_le16(res, i); |
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247 dmfputc(glyph->w, res); |
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248 dmfputc(glyph->h, res); |
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249 |
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250 // Write the pixel data |
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251 for (y = 0; y < glyph->h; y++) |
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252 { |
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253 if (dmfwrite(pixels, glyph->format->BytesPerPixel, glyph->w, res) != (size_t) glyph->w) |
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254 return DMERR_FWRITE; |
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255 pixels += glyph->pitch; |
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256 } |
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257 } |
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258 } |
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259 } |
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260 |
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261 return DMERR_OK; |
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262 } |
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263 |
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264 |
160 | 265 int main(int argc, char *argv[]) |
266 { | |
209
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267 DMResource *inFile = NULL, *outFile = NULL; |
160 | 268 DMBitmapFont *font = NULL; |
178
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269 SDL_Surface *fontbmap = NULL; |
160 | 270 int res; |
178
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271 #ifdef DM_GFX_TTF_TEXT |
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272 BOOL initTTF = FALSE; |
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273 TTF_Font *ttf = NULL; |
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274 #endif |
160 | 275 |
644 | 276 dmInitProg("fontconv", "Bitmap font converter", "0.3", NULL, NULL); |
160 | 277 dmVerbosity = 1; |
278 | |
279 // Parse arguments | |
280 if (!dmArgsProcess(argc, argv, optList, optListN, | |
281 argHandleOpt, argHandleFile, TRUE)) | |
282 exit(1); | |
283 | |
284 // Check arguments | |
645
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285 if (!optInFilename || !optOutFilename) |
160 | 286 { |
287 dmError("Input or output file not specified!\n"); | |
288 return 1; | |
289 } | |
178
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290 |
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291 #ifdef DM_GFX_TTF_TEXT |
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292 if (TTF_Init() < 0) |
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293 { |
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294 dmError("Could not initialize FreeType/TTF: %s\n", SDL_GetError()); |
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295 goto error_exit; |
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296 } |
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297 initTTF = TRUE; |
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298 #endif |
160 | 299 |
300 // Open the source file | |
301 if ((inFile = dmf_create_stdio(optInFilename, "rb")) == NULL) | |
302 { | |
303 dmError("Error opening input file '%s', %d: %s\n", | |
304 optInFilename, errno, strerror(errno)); | |
305 return 1; | |
306 } | |
307 | |
178
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308 |
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309 if ((res = dmLoadBitmapFont(inFile, &font)) == DMERR_OK) |
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310 { |
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311 dmMsg(1, "Input is a TSFONT/DMFONT font file.\n"); |
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312 } |
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313 #ifdef DM_GFX_TTF_TEXT |
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314 else |
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315 if ((ttf = TTF_OpenFont(optInFilename, optSplitWidth)) != NULL) |
160 | 316 { |
178
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317 int i; |
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318 dmMsg(1, "Input is a TTF TrueType font, rendering at %d x %d.\n", |
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319 optSplitWidth, optSplitHeight); |
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320 |
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321 TTF_SetFontStyle(ttf, TTF_STYLE_NORMAL); |
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322 |
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323 if ((font = dmNewBitmapFont(256, optSplitWidth - 1, optSplitHeight+4)) == NULL) |
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324 { |
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325 goto error_exit; |
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326 } |
160 | 327 |
178
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328 for (i = 0; i < 255; i++) |
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329 { |
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330 char str[2]; |
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331 str[0] = i; |
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332 str[1] = 0; |
633
151747a24f57
Add color setting option to fontconv.
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diff
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333 font->glyphs[i] = TTF_RenderText_Blended(ttf, str, optColor); |
178
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334 } |
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335 } |
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336 #endif |
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337 else |
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338 { |
160 | 339 dmfseek(inFile, 0L, SEEK_SET); |
340 | |
341 if ((fontbmap = dmLoadImage(inFile)) == NULL) | |
342 { | |
343 dmError("Could not load image file '%s'.\n", optInFilename); | |
344 goto error_exit; | |
345 } | |
346 | |
178
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347 dmMsg(1, "Input is a bitmap image (%d x %d, %d bpp), splitting to %d x %d.\n", |
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348 fontbmap->w, fontbmap->h, fontbmap->format->BitsPerPixel, |
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349 optSplitWidth, optSplitHeight); |
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350 |
160 | 351 if ((res = dmCreateBitmapFontFromImage(fontbmap, optSplitWidth, optSplitHeight, &font)) != DMERR_OK) |
352 { | |
353 dmError("Could not create a font from image, %d: %s\n", | |
354 res, dmErrorStr(res)); | |
355 goto error_exit; | |
356 } | |
357 } | |
358 | |
359 if (font == NULL) | |
360 { | |
361 dmError("No font loaded.\n"); | |
362 goto error_exit; | |
363 } | |
364 | |
579
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Remove C source output mode, it is useless.
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362
diff
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365 dmMsg(1, "Outputting a DMFONT format bitmap font.\n"); |
160 | 366 |
645
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367 if ((outFile = dmf_create_stdio(optOutFilename, "wb")) == NULL) |
209
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368 { |
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369 dmError("Error creating file '%s', %d: %s\n", |
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370 optInFilename, errno, strerror(errno)); |
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371 goto error_exit; |
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372 } |
160 | 373 |
209
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374 res = dmSaveBitmapFont(outFile, font); |
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375 dmf_close(outFile); |
160 | 376 |
377 if (res != DMERR_OK) | |
378 { | |
379 dmError("Error saving font, %d: %s\n", | |
380 res, dmErrorStr(res)); | |
381 } | |
382 | |
383 error_exit: | |
178
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384 |
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385 #ifdef DM_GFX_TTF_TEXT |
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386 if (initTTF) |
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387 TTF_Quit(); |
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388 #endif |
160 | 389 |
390 dmf_close(inFile); | |
391 dmFreeBitmapFont(font); | |
178
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392 SDL_FreeSurface(fontbmap); |
160 | 393 |
394 return 0; | |
395 } |