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comparison g23m/condat/ms/src/bmi/Icons/BMP/bmpToHex.c @ 0:509db1a7b7b8

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initial import: leo2moko-r1
author Space Falcon <falcon@ivan.Harhan.ORG>
date Mon, 01 Jun 2015 03:24:05 +0000
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-1:000000000000 0:509db1a7b7b8
1 #include <stdlib.h>
2 #include <stdio.h>
3
4 typedef unsigned char byte;
5 typedef unsigned char u8;
6 typedef signed char s8;
7 typedef signed short s16;
8 typedef unsigned short u16;
9 typedef signed long s32;
10 typedef unsigned long u32;
11
12 typedef FILE* FS_file_handle;
13
14 byte FS_fgetbyte(FS_file_handle file)
15 {
16 return((byte)fgetc(file));
17 }
18
19 u16 FS_fget16(FS_file_handle file)
20 {
21 u16 c;
22 byte l=FS_fgetbyte(file);
23 byte h=FS_fgetbyte(file);
24 c=l|(h<<8);
25 return(c);
26 }
27
28 u32 FS_fget32(FS_file_handle file)
29 {
30 u32 c;
31 u16 l=FS_fget16(file);
32 u16 h=FS_fget16(file);
33 c=l|(h<<16);
34 return(c);
35 }
36
37 s32 FS_fseek(FS_file_handle file, s32 offset, s32 origin)
38 {
39 return(fseek(file,offset,origin));
40 }
41
42 typedef struct _bitmap_file_header
43 {
44 u16 file_type;
45 u32 file_size;
46 u16 reserved1;
47 u16 reserved2;
48 u32 bitmap_offset;
49
50 } bitmap_file_header;
51
52 typedef struct _bitmap_info_header
53 {
54 u32 header_size;
55 u32 width;
56 u32 height;
57 u16 number_of_planes;
58 u16 bits_per_pixel;
59 u32 compression;
60 u32 bitmap_size;
61 u32 device_width;
62 u32 device_height;
63 u32 number_of_colors;
64 u32 number_of_important_colors;
65
66 } bitmap_info_header;
67
68 byte BMP_palette[256*3];
69
70 void BMP_write_line(s32 x,s32 y,s32 width,FS_file_handle file,byte *data,s32 pad_bytes,s32 in_color_depth,s32 out_color_depth)
71 { s32 i,j,xx,offset=0;
72 s32 color_index;
73 s32 w,dd,ii;
74 byte color;
75 u16 *data16;
76 u16 color16;
77 byte R,G,B;
78
79 switch(out_color_depth)
80 { case 8: switch(in_color_depth)
81 { case 8: for(i=0;i<width;i++)
82 {
83 #if(0)
84 data[offset]=FS_fgetbyte(file);
85 offset++;
86 #else
87 color_index=FS_fgetbyte(file);
88 R=BMP_palette[color_index*3+0];
89 G=BMP_palette[color_index*3+1];
90 B=BMP_palette[color_index*3+2];
91 color=R&0xe0;
92 color|=(G>>3)&0x1c;
93 color|=(B>>6)&0x03;
94 data[offset]=color;
95 offset++;
96 #endif
97 }
98 break;
99 }
100 break;
101 #if(0)
102 case 16: data16=(u16*)data;
103 switch(in_color_depth)
104 { case 1: w=(width>>3);
105 if(width&7) w++;
106 for(i=0;i<w;i++)
107 { dd=FS_fgetbyte(file);
108 for(j=0;j<8;j++)
109 { ii=(i<<3)+j;
110 if(ii>=width) break;
111 xx=x+ii;
112 if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2))
113 { if(dd & (1<<(7-j))) color16=0xffff;
114 else color16=0;
115 data16[offset]=color16;
116 }
117 offset++;
118 }
119 }
120 break;
121
122 case 4: w=(width>>1);
123 if(width&1) w++;
124 for(i=0;i<w;i++)
125 { dd=FS_fgetbyte(file);
126 for(j=0;j<2;j++)
127 { ii=(i<<1)+j;
128 if(ii>=width) break;
129 xx=x+ii;
130 if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2))
131 { color_index=((dd>>((1-j)<<2))&0xf)*3;
132 PC_READ_PALETTE(BMP_palette,color_index,R,G,B);
133 PC_RGB_TO_D16(color16,R,G,B);
134 data16[offset]=color16;
135 }
136 offset++;
137 }
138 }
139 break;
140
141 case 8: for(i=0;i<width;i++)
142 { xx=x+i;
143 if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2))
144 { color_index=FS_fgetbyte(file)*3;
145 PC_READ_PALETTE(BMP_palette,color_index,R,G,B);
146 PC_RGB_TO_D16(color16,R,G,B);
147 data16[offset]=color16;
148 }
149 else
150 { FS_fgetbyte(file);
151 }
152 offset++;
153 }
154 break;
155
156 case 24: for(i=0;i<width;i++)
157 { xx=x+i;
158 if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2))
159 { B=FS_fgetbyte(file);
160 G=FS_fgetbyte(file);
161 R=FS_fgetbyte(file);
162 PC_RGB_TO_D16(color16,R,G,B);
163 data16[offset]=color16;
164 }
165 else
166 { FS_fgetbyte(file);
167 FS_fgetbyte(file);
168 FS_fgetbyte(file);
169 }
170 offset++;
171 }
172 break;
173 }
174 break;
175
176 case 24: switch(in_color_depth)
177 { case 1: w=(width>>3);
178 if(width&7) w++;
179 for(i=0;i<w;i++)
180 { dd=FS_fgetbyte(file);
181 for(j=0;j<8;j++)
182 { ii=(i<<3)+j;
183 if(ii>=width) break;
184 xx=x+ii;
185 if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2))
186 { if(dd & (1<<(7-j))) color=255;
187 else color=0;
188 data[offset+2]=color;
189 data[offset+1]=color;
190 data[offset+0]=color;
191 }
192 offset+=3;
193 }
194 }
195 break;
196
197 case 4: w=(width>>1);
198 if(width&1) w++;
199 for(i=0;i<w;i++)
200 { dd=FS_fgetbyte(file);
201 for(j=0;j<2;j++)
202 { ii=(i<<1)+j;
203 if(ii>=width) break;
204 xx=x+ii;
205 if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2))
206 { color_index=((dd>>((1-j)<<2))&0xf)*3;
207 PC_READ_PALETTE(BMP_palette,color_index,R,G,B);
208 PC_WRITE_RGB(data,offset,R,G,B);
209 }
210 offset+=3;
211 }
212 }
213 break;
214
215 case 8: for(i=0;i<width;i++)
216 { xx=x+i;
217 if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2))
218 { color_index=FS_fgetbyte(file)*3;
219 PC_READ_PALETTE(BMP_palette,color_index,R,G,B);
220 PC_WRITE_RGB(data,offset,R,G,B);
221 }
222 else
223 {
224 FS_fgetbyte(file);
225 }
226 offset+=3;
227 }
228 break;
229
230 case 24: for(i=0;i<width;i++)
231 { xx=x+i;
232 if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2))
233 { B=FS_fgetbyte(file);
234 G=FS_fgetbyte(file);
235 R=FS_fgetbyte(file);
236 PC_WRITE_RGB(data,offset,R,G,B);
237 }
238 else
239 { FS_fgetbyte(file);
240 FS_fgetbyte(file);
241 FS_fgetbyte(file);
242 }
243 offset+=3;
244 }
245 break;
246 }
247 break;
248
249 case 32: switch(in_color_depth)
250 { case 1: w=(width>>3);
251 if(width&7) w++;
252 for(i=0;i<w;i++)
253 { dd=FS_fgetbyte(file);
254 for(j=0;j<8;j++)
255 { ii=(i<<3)+j;
256 if(ii>=width) break;
257 xx=x+ii;
258 if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2))
259 { if(dd & (1<<(7-j))) color=255;
260 else color=0;
261 data[offset+2]=color;
262 data[offset+1]=color;
263 data[offset+0]=color;
264 }
265 offset+=4;
266 }
267 }
268 break;
269
270 case 4: w=(width>>1);
271 if(width&1) w++;
272 for(i=0;i<w;i++)
273 { dd=FS_fgetbyte(file);
274 for(j=0;j<2;j++)
275 { ii=(i<<1)+j;
276 if(ii>=width) break;
277 xx=x+ii;
278 if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2))
279 { color_index=((dd>>((1-j)<<2))&0xf)*3;
280 PC_READ_PALETTE(BMP_palette,color_index,R,G,B);
281 PC_WRITE_RGB(data,offset,R,G,B);
282 }
283 offset+=4;
284 }
285 }
286 break;
287
288 case 8: for(i=0;i<width;i++)
289 { xx=x+i;
290 if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2))
291 { color_index=FS_fgetbyte(file)*3;
292 PC_READ_PALETTE(BMP_palette,color_index,R,G,B);
293 PC_WRITE_RGB(data,offset,R,G,B);
294 }
295 else
296 { FS_fgetbyte(file);
297 }
298 offset+=4;
299 }
300 break;
301
302 case 24: for(i=0;i<width;i++)
303 { xx=x+i;
304 if((xx>=GFX_clip_x1) && (xx<=GFX_clip_x2))
305 { B=FS_fgetbyte(file);
306 G=FS_fgetbyte(file);
307 R=FS_fgetbyte(file);
308 PC_WRITE_RGB(data,offset,R,G,B);
309 }
310 else
311 { FS_fgetbyte(file);
312 FS_fgetbyte(file);
313 FS_fgetbyte(file);
314 }
315 offset+=4;
316 }
317 break;
318 }
319 break;
320 #endif
321 }
322 for(i=0;i<pad_bytes;i++)
323 { FS_fgetbyte(file);
324 }
325 }
326
327 void BMP_load_file_header(bitmap_file_header *h,FS_file_handle file)
328 {
329 h->file_type=FS_fget16(file);
330 h->file_size=FS_fget32(file);
331 h->reserved1=FS_fget16(file);
332 h->reserved2=FS_fget16(file);
333 h->bitmap_offset=FS_fget32(file);
334 }
335
336 void BMP_load_info_header(bitmap_info_header *h,FS_file_handle file)
337 {
338 h->header_size=FS_fget32(file);
339 h->width=FS_fget32(file);
340 h->height=FS_fget32(file);
341 h->number_of_planes=FS_fget16(file);
342 h->bits_per_pixel=FS_fget16(file);
343 h->compression=FS_fget32(file);
344 h->bitmap_size=FS_fget32(file);
345 h->device_width=FS_fget32(file);
346 h->device_height=FS_fget32(file);
347 h->number_of_colors=FS_fget32(file);
348 h->number_of_important_colors=FS_fget32(file);
349 }
350
351 byte *b_data;
352 byte *b_palette;
353 s32 b_color_depth=8;
354 s32 b_row_bytes;
355 s32 b_width;
356 s32 b_height;
357 s32 b_size;
358
359 byte BMP_load(s32 x,s32 y,FS_file_handle file)
360 { bitmap_file_header file_header;
361 bitmap_info_header info_header;
362 s32 ncolors,i,j,k,width,height,offset;
363 s32 bitmap_size,row_bytes,used_row_bytes,total_bits;
364 s32 dest_row_bytes,pad_bytes;
365
366 FS_fseek(file,0,SEEK_SET);
367 BMP_load_file_header(&file_header,file);
368
369 if((file_header.file_type&0xff)!='B') return(0);
370 if((file_header.file_type>>8)!='M') return(0);
371
372 BMP_load_info_header(&info_header,file);
373 width=info_header.width;
374 height=info_header.height;
375 ncolors=1<<info_header.bits_per_pixel;
376
377 if(info_header.bits_per_pixel==24)
378 { used_row_bytes=width*3;
379 }
380 else
381 { total_bits=width*info_header.bits_per_pixel;
382 used_row_bytes=total_bits>>3; /*total_bits/8 */
383 if((total_bits%8)>0) used_row_bytes+=1; /* total_bits%8 */
384 }
385
386 if((used_row_bytes%4)>0) row_bytes=used_row_bytes+(4-(used_row_bytes%4));
387 else row_bytes=used_row_bytes;
388 if(b_color_depth<=8)
389 { dest_row_bytes=width/(8/b_color_depth);
390 if((width%(8/b_color_depth))>0) dest_row_bytes++;
391 }
392 else
393 { dest_row_bytes=width*(b_color_depth/8);
394 }
395 bitmap_size=dest_row_bytes*height;
396 b_width=width;
397 b_height=height;
398 b_size=bitmap_size;
399 b_data=(byte*)malloc(b_size);
400 b_palette=(byte*)malloc(256*3);
401 b_row_bytes=dest_row_bytes;
402 memset(b_data,0,b_size);
403 if(b_color_depth<=8)
404 { if(b_palette==NULL) return(0);
405 }
406 if(b_data==NULL)
407 { return(0);
408 }
409 if(info_header.bits_per_pixel<=8)
410 { k=0;
411 if(b_color_depth<=8)
412 {
413 for(i=0;i<ncolors;i++)
414 { BMP_palette[k+2]=b_palette[k+2]=FS_fgetbyte(file);
415 BMP_palette[k+1]=b_palette[k+1]=FS_fgetbyte(file);
416 BMP_palette[k+0]=b_palette[k+0]=FS_fgetbyte(file);
417 k+=3;
418 FS_fgetbyte(file);
419 }
420 }
421 else
422 { for(i=0;i<ncolors;i++)
423 { BMP_palette[k+2]=FS_fgetbyte(file);
424 BMP_palette[k+1]=FS_fgetbyte(file);
425 BMP_palette[k+0]=FS_fgetbyte(file);
426 k+=3;
427 FS_fgetbyte(file);
428 }
429 }
430 }
431 FS_fseek(file,file_header.bitmap_offset,SEEK_SET);
432 offset=(y+height-1)*b_row_bytes+x;
433 pad_bytes=row_bytes-used_row_bytes;
434
435 for(j=height-1;j>=0;j--)
436 {
437 BMP_write_line(x,(y+j),width,file,&b_data[offset],pad_bytes,info_header.bits_per_pixel,b_color_depth);
438
439 offset-=b_row_bytes;
440 }
441
442 return(1);
443 }
444
445 void write_buffer(FILE *file_handle)
446 {
447 #if(1)
448 s32 i;
449 fprintf(file_handle,"\n{");
450 for(i=0;i<b_size;i++)
451 {
452 if((i%32)==0) fprintf(file_handle,"\n");
453 fprintf(file_handle,"0x%02X,",b_data[i]);
454
455 }
456 fprintf(file_handle,"\n};");
457 #else
458 s32 i,j,offset;
459 char outchars[]={'.','*','#','.','*','#','+','-'};
460
461 for(j=0;j<b_height;j++)
462 {
463 fprintf(file_handle,"\n");
464 for(i=0;i<b_width;i++)
465 {
466 offset=j*b_width+i;
467 fprintf(file_handle,"%c",outchars[b_data[offset]%8]);
468 }
469 }
470 #endif
471 }
472
473 int main(int argc,char *argv[])
474 {
475 FILE *input_file_handle;
476 FILE *output_file_handle;
477
478 if(argc<3)
479 {
480 printf("\nUsage: converter <input-file> <output-file>");
481 exit(0);
482 }
483 input_file_handle=fopen(argv[1],"rb");
484 if(input_file_handle==NULL)
485 {
486 printf("\nInput file %s not found",argv[1]);
487 exit(0);
488 }
489 BMP_load(0,0,input_file_handle);
490 fclose(input_file_handle);
491 output_file_handle=fopen(argv[2],"wb");
492 if(output_file_handle==NULL)
493 {
494 printf("\nUnable to create output file %s",argv[2]);
495 exit(0);
496 }
497
498 write_buffer(output_file_handle);
499 fclose(output_file_handle);
500 free(b_data);
501 free(b_palette);
502 printf("\nWrote bitmap width=%d, height=%d, total=%d bytes",b_width,b_height,b_size);
503 }