98e75f2d |
1 | /* |
2 | * Texture Filtering |
3 | * Version: 1.0 |
4 | * |
5 | * Copyright (C) 2007 Hiroshi Morii All Rights Reserved. |
6 | * Email koolsmoky(at)users.sourceforge.net |
7 | * Web http://www.3dfxzone.it/koolsmoky |
8 | * |
9 | * this is free software; you can redistribute it and/or modify |
10 | * it under the terms of the GNU General Public License as published by |
11 | * the Free Software Foundation; either version 2, or (at your option) |
12 | * any later version. |
13 | * |
14 | * this is distributed in the hope that it will be useful, |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
17 | * GNU General Public License for more details. |
18 | * |
19 | * You should have received a copy of the GNU General Public License |
20 | * along with GNU Make; see the file COPYING. If not, write to |
21 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
22 | */ |
23 | |
24 | #ifdef __MSC__ |
25 | #pragma warning(disable: 4786) |
26 | #endif |
27 | |
2d262872 |
28 | #ifndef NO_FILTER_THREAD |
98e75f2d |
29 | #include <functional> |
30 | #include <thread> |
2d262872 |
31 | #endif |
98e75f2d |
32 | |
33 | /* NOTE: The codes are not optimized. They can be made faster. */ |
34 | |
35 | #include "TxQuantize.h" |
36 | |
37 | TxQuantize::TxQuantize() |
38 | { |
39 | _txUtil = new TxUtil(); |
40 | |
41 | /* get number of CPU cores. */ |
42 | _numcore = _txUtil->getNumberofProcessors(); |
43 | |
44 | /* get dxtn extensions */ |
45 | _tx_compress_fxt1 = TxLoadLib::getInstance()->getfxtCompressTexFuncExt(); |
2d262872 |
46 | _tx_compress_dxtn_rgba = TxLoadLib::getInstance()->getdxtCompressTexFuncExt(); |
98e75f2d |
47 | } |
48 | |
49 | |
50 | TxQuantize::~TxQuantize() |
51 | { |
52 | delete _txUtil; |
53 | } |
54 | |
55 | void |
56 | TxQuantize::ARGB1555_ARGB8888(uint32* src, uint32* dest, int width, int height) |
57 | { |
58 | #if 1 |
59 | int siz = (width * height) >> 1; |
60 | int i; |
61 | for (i = 0; i < siz; i++) { |
62 | *dest = (((*src & 0x00008000) ? 0xff000000 : 0x00000000) | |
63 | ((*src & 0x00007c00) << 9) | ((*src & 0x00007000) << 4) | |
64 | ((*src & 0x000003e0) << 6) | ((*src & 0x00000380) << 1) | |
65 | ((*src & 0x0000001f) << 3) | ((*src & 0x0000001c) >> 2)); |
66 | dest++; |
67 | *dest = (((*src & 0x80000000) ? 0xff000000 : 0x00000000) | |
68 | ((*src & 0x7c000000) >> 7) | ((*src & 0x70000000) >> 12) | |
69 | ((*src & 0x03e00000) >> 10) | ((*src & 0x03800000) >> 15) | |
70 | ((*src & 0x001f0000) >> 13) | ((*src & 0x001c0000) >> 18)); |
71 | dest++; |
72 | src++; |
73 | } |
74 | #else |
75 | int siz = (width * height) >> 1; |
76 | |
77 | __asm { |
78 | push ebx; |
79 | push esi; |
80 | push edi; |
81 | |
82 | mov esi, dword ptr [src]; |
83 | mov edi, dword ptr [dest]; |
84 | mov ecx, dword ptr [siz]; |
85 | |
86 | tc1_loop: |
87 | mov eax, dword ptr [esi]; |
88 | add esi, 4; |
89 | |
90 | // arrr rrgg gggb bbbb |
91 | // aaaaaaaa rrrrrrrr gggggggg bbbbbbbb |
92 | mov edx, eax; // edx = arrrrrgg gggbbbbb arrrrrgg gggbbbbb |
93 | mov ebx, 0x00000000; |
94 | and eax, 0x00008000; // eax = 00000000 00000000 a0000000 00000000 |
95 | jz transparent1; |
96 | mov ebx, 0xff000000; // ebx = aaaaaaaa 00000000 00000000 00000000 |
97 | |
98 | transparent1: |
99 | mov eax, edx; // eax = arrrrrgg gggbbbbb arrrrrgg gggbbbbb |
100 | and edx, 0x00007c00; // edx = 00000000 00000000 0rrrrr00 00000000 |
101 | shl edx, 4; // edx = 00000000 00000rrr rr000000 00000000 |
102 | or ebx, edx; // ebx = aaaaaaaa 00000rrr rr000000 00000000 |
103 | shl edx, 5; // edx = 00000000 rrrrr000 00000000 00000000 |
104 | or ebx, edx; // ebx = aaaaaaaa rrrrrrrr rr000000 00000000 |
105 | and ebx, 0xffff0000; // ebx = aaaaaaaa rrrrrrrr 00000000 00000000 |
106 | mov edx, eax; |
107 | and edx, 0x000003e0; // edx = 00000000 00000000 000000gg ggg00000 |
108 | shl edx, 1; // edx = 00000000 00000000 00000ggg gg000000 |
109 | or ebx, edx; // ebx = aaaaaaaa rrrrrrrr 00000ggg gg000000 |
110 | shl edx, 5; // edx = 00000000 00000000 ggggg000 00000000 |
111 | or ebx, edx; // ebx = aaaaaaaa rrrrrrrr gggggggg gg000000 |
112 | and ebx, 0xffffff00; // ebx = aaaaaaaa rrrrrrrr gggggggg 00000000 |
113 | mov edx, eax; |
114 | and edx, 0x0000001f; // edx = 00000000 00000000 00000000 000bbbbb |
115 | shl edx, 3; // edx = 00000000 00000000 00000000 bbbbb000 |
116 | or ebx, edx; // ebx = aaaaaaaa rrrrrrrr gggggggg bbbbb000 |
117 | shr edx, 5; // edx = 00000000 00000000 00000000 00000bbb |
118 | or ebx, edx; // ebx = aaaaaaaa rrrrrrrr gggggggg bbbbbbbb |
119 | |
120 | mov dword ptr [edi], ebx; |
121 | add edi, 4; |
122 | |
123 | shr eax, 16; // eax = 00000000 00000000 arrrrrgg gggbbbbb |
124 | mov edx, eax; // edx = 00000000 00000000 arrrrrgg gggbbbbb |
125 | mov ebx, 0x00000000; |
126 | and eax, 0x00008000; // eax = 00000000 00000000 a0000000 00000000 |
127 | jz transparent2; |
128 | mov ebx, 0xff000000; // ebx = aaaaaaaa 00000000 00000000 00000000 |
129 | |
130 | transparent2: |
131 | mov eax, edx; // eax = 00000000 00000000 arrrrrgg gggbbbbb |
132 | and edx, 0x00007c00; // edx = 00000000 00000000 0rrrrr00 00000000 |
133 | shl edx, 4; // edx = 00000000 00000rrr rr000000 00000000 |
134 | or ebx, edx; // ebx = aaaaaaaa 00000rrr rr000000 00000000 |
135 | shl edx, 5; // edx = 00000000 rrrrr000 00000000 00000000 |
136 | or ebx, edx; // ebx = aaaaaaaa rrrrrrrr rr000000 00000000 |
137 | and ebx, 0xffff0000; // ebx = aaaaaaaa rrrrrrrr 00000000 00000000 |
138 | mov edx, eax; |
139 | and edx, 0x000003e0; // edx = 00000000 00000000 000000gg ggg00000 |
140 | shl edx, 1; // edx = 00000000 00000000 00000ggg gg000000 |
141 | or ebx, edx; // ebx = aaaaaaaa rrrrrrrr 00000ggg gg000000 |
142 | shl edx, 5; // edx = 00000000 00000000 ggggg000 00000000 |
143 | or ebx, edx; // ebx = aaaaaaaa rrrrrrrr gggggggg gg000000 |
144 | and ebx, 0xffffff00; // ebx = aaaaaaaa rrrrrrrr gggggggg 00000000 |
145 | mov edx, eax; |
146 | and edx, 0x0000001f; // edx = 00000000 00000000 00000000 000bbbbb |
147 | shl edx, 3; // edx = 00000000 00000000 00000000 bbbbb000 |
148 | or ebx, edx; // ebx = aaaaaaaa rrrrrrrr gggggggg bbbbb000 |
149 | shr edx, 5; // edx = 00000000 00000000 00000000 00000bbb |
150 | or ebx, edx; // ebx = aaaaaaaa rrrrrrrr gggggggg bbbbbbbb |
151 | |
152 | mov dword ptr [edi], ebx; |
153 | add edi, 4; |
154 | |
155 | dec ecx; |
156 | jnz tc1_loop; |
157 | |
158 | pop edi; |
159 | pop esi; |
160 | pop ebx; |
161 | } |
162 | #endif |
163 | } |
164 | |
165 | void |
166 | TxQuantize::ARGB4444_ARGB8888(uint32* src, uint32* dest, int width, int height) |
167 | { |
168 | #if 1 |
169 | int siz = (width * height) >> 1; |
170 | int i; |
171 | for (i = 0; i < siz; i++) { |
172 | *dest = ((*src & 0x0000f000) << 12) | |
173 | ((*src & 0x00000f00) << 8) | |
174 | ((*src & 0x000000f0) << 4) | |
175 | (*src & 0x0000000f); |
176 | *dest |= (*dest << 4); |
177 | dest++; |
178 | *dest = ((*src & 0xf0000000) | |
179 | ((*src & 0x0f000000) >> 4) | |
180 | ((*src & 0x00f00000) >> 8) | |
181 | ((*src & 0x000f0000) >> 12)); |
182 | *dest |= (*dest >> 4); |
183 | dest++; |
184 | src++; |
185 | } |
186 | #else |
187 | int siz = (width * height) >> 1; |
188 | |
189 | __asm { |
190 | push ebx; |
191 | push esi; |
192 | push edi; |
193 | |
194 | mov esi, dword ptr [src]; |
195 | mov edi, dword ptr [dest]; |
196 | mov ecx, dword ptr [siz]; |
197 | |
198 | tc1_loop: |
199 | mov eax, dword ptr [esi]; |
200 | add esi, 4; |
201 | |
202 | // aaaa rrrr gggg bbbb |
203 | // aaaaaaaa rrrrrrrr gggggggg bbbbbbbb |
204 | mov edx, eax; |
205 | and eax, 0x0000ffff; |
206 | mov ebx, eax; // 00000000 00000000 aaaarrrr ggggbbbb |
207 | and ebx, 0x0000f000; // 00000000 00000000 aaaa0000 00000000 |
208 | shl ebx, 12; // 0000aaaa 00000000 00000000 00000000 |
209 | or eax, ebx; // 0000aaaa 00000000 aaaarrrr ggggbbbb |
210 | mov ebx, eax; |
211 | and ebx, 0x00000f00; // 00000000 00000000 0000rrrr 00000000 |
212 | shl ebx, 8; // 00000000 0000rrrr 00000000 00000000 |
213 | or eax, ebx; // 0000aaaa 0000rrrr aaaarrrr ggggbbbb |
214 | mov ebx, eax; |
215 | and ebx, 0x000000f0; // 00000000 00000000 00000000 gggg0000 |
216 | shl ebx, 4; // 00000000 00000000 0000gggg 00000000 |
217 | and eax, 0x0f0f000f; // 0000aaaa 0000rrrr 00000000 0000bbbb |
218 | or eax, ebx; // 0000aaaa 0000rrrr 0000gggg 0000bbbb |
219 | mov ebx, eax; |
220 | shl ebx, 4; // aaaa0000 rrrr0000 gggg0000 bbbb0000 |
221 | or eax, ebx; // aaaaaaaa rrrrrrrr gggggggg bbbbbbbb |
222 | |
223 | mov dword ptr [edi], eax; |
224 | add edi, 4; |
225 | |
226 | shr edx, 16; |
227 | mov ebx, edx; // 00000000 00000000 aaaarrrr ggggbbbb |
228 | and ebx, 0x0000f000; // 00000000 00000000 aaaa0000 00000000 |
229 | shl ebx, 12; // 0000aaaa 00000000 00000000 00000000 |
230 | or edx, ebx; // 0000aaaa 00000000 aaaarrrr ggggbbbb |
231 | mov ebx, edx; |
232 | and ebx, 0x00000f00; // 00000000 00000000 0000rrrr 00000000 |
233 | shl ebx, 8; // 00000000 0000rrrr 00000000 00000000 |
234 | or edx, ebx; // 0000aaaa 0000rrrr aaaarrrr ggggbbbb |
235 | mov ebx, edx; |
236 | and ebx, 0x000000f0; // 00000000 00000000 00000000 gggg0000 |
237 | shl ebx, 4; // 00000000 00000000 0000gggg 00000000 |
238 | and edx, 0x0f0f000f; // 0000aaaa 0000rrrr 00000000 0000bbbb |
239 | or edx, ebx; // 0000aaaa 0000rrrr 0000gggg 0000bbbb |
240 | mov ebx, edx; |
241 | shl ebx, 4; // aaaa0000 rrrr0000 gggg0000 bbbb0000 |
242 | or edx, ebx; // aaaaaaaa rrrrrrrr gggggggg bbbbbbbb |
243 | |
244 | mov dword ptr [edi], edx; |
245 | add edi, 4; |
246 | |
247 | dec ecx; |
248 | jnz tc1_loop; |
249 | |
250 | pop edi; |
251 | pop esi; |
252 | pop ebx; |
253 | } |
254 | #endif |
255 | } |
256 | |
257 | void |
258 | TxQuantize::RGB565_ARGB8888(uint32* src, uint32* dest, int width, int height) |
259 | { |
260 | #if 1 |
261 | int siz = (width * height) >> 1; |
262 | int i; |
263 | for (i = 0; i < siz; i++) { |
264 | *dest = (0xff000000 | |
265 | ((*src & 0x0000f800) << 8) | ((*src & 0x0000e000) << 3) | |
266 | ((*src & 0x000007e0) << 5) | ((*src & 0x00000600) >> 1) | |
267 | ((*src & 0x0000001f) << 3) | ((*src & 0x0000001c) >> 2)); |
268 | dest++; |
269 | *dest = (0xff000000 | |
270 | ((*src & 0xf8000000) >> 8) | ((*src & 0xe0000000) >> 13) | |
271 | ((*src & 0x07e00000) >> 11) | ((*src & 0x06000000) >> 17) | |
272 | ((*src & 0x001f0000) >> 13) | ((*src & 0x001c0000) >> 18)); |
273 | dest++; |
274 | src++; |
275 | } |
276 | #else |
277 | int siz = (width * height) >> 1; |
278 | |
279 | __asm { |
280 | push ebx; |
281 | push esi; |
282 | push edi; |
283 | |
284 | mov esi, dword ptr [src]; |
285 | mov edi, dword ptr [dest]; |
286 | mov ecx, dword ptr [siz]; |
287 | |
288 | tc1_loop: |
289 | mov eax, dword ptr [esi]; |
290 | add esi, 4; |
291 | |
292 | // rrrr rggg gggb bbbb |
293 | // 11111111 rrrrrrrr gggggggg bbbbbbbb |
294 | mov edx, eax; |
295 | and eax, 0x0000ffff; |
296 | mov ebx, eax; // 00000000 00000000 rrrrrggg gggbbbbb |
297 | and ebx, 0x0000f800; // 00000000 00000000 rrrrr000 00000000 |
298 | shl ebx, 5; // 00000000 000rrrrr 00000000 00000000 |
299 | or eax, ebx; // 00000000 000rrrrr rrrrrggg gggbbbbb |
300 | mov ebx, eax; |
301 | and ebx, 0x000007e0; // 00000000 00000000 00000ggg ggg00000 |
302 | shl ebx, 5; // 00000000 00000000 gggggg00 00000000 |
303 | and eax, 0x001F001F; // 00000000 000rrrrr 00000000 000bbbbb |
304 | shl eax, 3; // 00000000 rrrrr000 00000000 bbbbb000 |
305 | or eax, ebx; // 00000000 rrrrr000 gggggg00 bbbbb000 |
306 | mov ebx, eax; |
307 | shr ebx, 5; // 00000000 00000rrr rr000ggg ggg00bbb |
308 | and ebx, 0x00070007; // 00000000 00000rrr 00000000 00000bbb |
309 | or eax, ebx; // 00000000 rrrrrrrr gggggg00 bbbbbbbb |
310 | mov ebx, eax; |
311 | shr ebx, 6; |
312 | and ebx, 0x00000300; // 00000000 00000000 000000gg 00000000 |
313 | or eax, ebx // 00000000 rrrrrrrr gggggggg bbbbbbbb |
314 | or eax, 0xff000000; // 11111111 rrrrrrrr gggggggg bbbbbbbb |
315 | |
316 | mov dword ptr [edi], eax; |
317 | add edi, 4; |
318 | |
319 | shr edx, 16; |
320 | mov eax, edx; // 00000000 00000000 rrrrrggg gggbbbbb |
321 | and eax, 0x0000ffff; |
322 | mov ebx, eax; // 00000000 00000000 rrrrrggg gggbbbbb |
323 | and ebx, 0x0000f800; // 00000000 00000000 rrrrr000 00000000 |
324 | shl ebx, 5; // 00000000 000rrrrr 00000000 00000000 |
325 | or eax, ebx; // 00000000 000rrrrr rrrrrggg gggbbbbb |
326 | mov ebx, eax; |
327 | and ebx, 0x000007e0; // 00000000 00000000 00000ggg ggg00000 |
328 | shl ebx, 5; // 00000000 00000000 gggggg00 00000000 |
329 | and eax, 0x001F001F; // 00000000 000rrrrr 00000000 000bbbbb |
330 | shl eax, 3; // 00000000 rrrrr000 00000000 bbbbb000 |
331 | or eax, ebx; // 00000000 rrrrr000 gggggg00 bbbbb000 |
332 | mov ebx, eax; |
333 | shr ebx, 5; // 00000000 00000rrr rr000ggg ggg00bbb |
334 | and ebx, 0x00070007; // 00000000 00000rrr 00000000 00000bbb |
335 | or eax, ebx; // 00000000 rrrrrrrr gggggg00 bbbbbbbb |
336 | mov ebx, eax; |
337 | shr ebx, 6; |
338 | and ebx, 0x00000300; // 00000000 00000000 000000gg 00000000 |
339 | or eax, ebx // 00000000 rrrrrrrr gggggggg bbbbbbbb |
340 | or eax, 0xff000000; // 11111111 rrrrrrrr gggggggg bbbbbbbb |
341 | |
342 | mov dword ptr [edi], eax; |
343 | add edi, 4; |
344 | |
345 | dec ecx; |
346 | jnz tc1_loop; |
347 | |
348 | pop edi; |
349 | pop esi; |
350 | pop ebx; |
351 | } |
352 | #endif |
353 | } |
354 | |
355 | void |
356 | TxQuantize::A8_ARGB8888(uint32* src, uint32* dest, int width, int height) |
357 | { |
358 | #if 1 |
359 | int siz = (width * height) >> 2; |
360 | int i; |
361 | for (i = 0; i < siz; i++) { |
362 | *dest = (*src & 0x000000ff); |
363 | *dest |= (*dest << 8); |
364 | *dest |= (*dest << 16); |
365 | dest++; |
366 | *dest = (*src & 0x0000ff00); |
367 | *dest |= (*dest >> 8); |
368 | *dest |= (*dest << 16); |
369 | dest++; |
370 | *dest = (*src & 0x00ff0000); |
371 | *dest |= (*dest << 8); |
372 | *dest |= (*dest >> 16); |
373 | dest++; |
374 | *dest = (*src & 0xff000000); |
375 | *dest |= (*dest >> 8); |
376 | *dest |= (*dest >> 16); |
377 | dest++; |
378 | src++; |
379 | } |
380 | #else |
381 | int siz = (width * height) >> 2; |
382 | |
383 | __asm { |
384 | push ebx; |
385 | push esi; |
386 | push edi; |
387 | |
388 | mov esi, dword ptr [src]; |
389 | mov edi, dword ptr [dest]; |
390 | mov ecx, dword ptr [siz]; |
391 | |
392 | tc1_loop: |
393 | mov eax, dword ptr [esi]; |
394 | add esi, 4; |
395 | |
396 | // aaaaaaaa |
397 | // aaaaaaaa rrrrrrrr gggggggg bbbbbbbb |
398 | mov edx, eax; |
399 | and eax, 0x000000ff; |
400 | mov ebx, eax; // 00000000 00000000 00000000 aaaaaaaa |
401 | shl ebx, 8; // 00000000 00000000 aaaaaaaa 00000000 |
402 | or eax, ebx; // 00000000 00000000 aaaaaaaa aaaaaaaa |
403 | mov ebx, eax; |
404 | shl ebx, 16; // aaaaaaaa aaaaaaaa 00000000 00000000 |
405 | or eax, ebx; // aaaaaaaa rrrrrrrr gggggggg bbbbbbbb |
406 | |
407 | mov dword ptr [edi], eax; |
408 | add edi, 4; |
409 | |
410 | mov eax, edx; |
411 | and eax, 0x0000ff00; |
412 | mov ebx, eax; // 00000000 00000000 aaaaaaaa 00000000 |
413 | shr ebx, 8; // 00000000 00000000 00000000 aaaaaaaa |
414 | or eax, ebx; // 00000000 00000000 aaaaaaaa aaaaaaaa |
415 | mov ebx, eax; |
416 | shl ebx, 16; // aaaaaaaa aaaaaaaa 00000000 00000000 |
417 | or eax, ebx; // aaaaaaaa rrrrrrrr gggggggg bbbbbbbb |
418 | |
419 | mov dword ptr [edi], eax; |
420 | add edi, 4; |
421 | |
422 | mov eax, edx; |
423 | and eax, 0x00ff0000; |
424 | mov ebx, eax; // 00000000 aaaaaaaa 00000000 00000000 |
425 | shl ebx, 8; // aaaaaaaa 00000000 00000000 00000000 |
426 | or eax, ebx; // aaaaaaaa aaaaaaaa 00000000 00000000 |
427 | mov ebx, eax; |
428 | shr ebx, 16; // 00000000 00000000 aaaaaaaa aaaaaaaa |
429 | or eax, ebx; // aaaaaaaa rrrrrrrr gggggggg bbbbbbbb |
430 | |
431 | mov dword ptr [edi], eax; |
432 | add edi, 4; |
433 | |
434 | mov eax, edx; |
435 | and eax, 0xff000000; |
436 | mov ebx, eax; // aaaaaaaa 00000000 00000000 00000000 |
437 | shr ebx, 8; // 00000000 aaaaaaaa 00000000 00000000 |
438 | or eax, ebx; // aaaaaaaa aaaaaaaa 00000000 00000000 |
439 | mov ebx, eax; |
440 | shr ebx, 16; // 00000000 00000000 aaaaaaaa aaaaaaaa |
441 | or eax, ebx; // aaaaaaaa rrrrrrrr gggggggg bbbbbbbb |
442 | |
443 | mov dword ptr [edi], eax; |
444 | add edi, 4; |
445 | |
446 | dec ecx; |
447 | jnz tc1_loop; |
448 | |
449 | pop edi; |
450 | pop esi; |
451 | pop ebx; |
452 | } |
453 | #endif |
454 | } |
455 | |
456 | void |
457 | TxQuantize::AI44_ARGB8888(uint32* src, uint32* dest, int width, int height) |
458 | { |
459 | #if 1 |
460 | int siz = (width * height) >> 2; |
461 | int i; |
462 | for (i = 0; i < siz; i++) { |
463 | *dest = (*src & 0x0000000f); |
464 | *dest |= ((*dest << 8) | (*dest << 16)); |
465 | *dest |= ((*src & 0x000000f0) << 20); |
466 | *dest |= (*dest << 4); |
467 | dest++; |
468 | *dest = (*src & 0x00000f00); |
469 | *dest |= ((*dest << 8) | (*dest >> 8)); |
470 | *dest |= ((*src & 0x0000f000) << 12); |
471 | *dest |= (*dest << 4); |
472 | dest++; |
473 | *dest = (*src & 0x000f0000); |
474 | *dest |= ((*dest >> 8) | (*dest >> 16)); |
475 | *dest |= ((*src & 0x00f00000) << 4); |
476 | *dest |= (*dest << 4); |
477 | dest++; |
478 | *dest = ((*src & 0x0f000000) >> 4); |
479 | *dest |= ((*dest >> 8) | (*dest >> 16)); |
480 | *dest |= (*src & 0xf0000000); |
481 | *dest |= (*dest >> 4); |
482 | dest++; |
483 | src++; |
484 | } |
485 | #else |
486 | int siz = (width * height) >> 2; |
487 | |
488 | __asm { |
489 | push ebx; |
490 | push esi; |
491 | push edi; |
492 | |
493 | mov esi, dword ptr [src]; |
494 | mov edi, dword ptr [dest]; |
495 | mov ecx, dword ptr [siz]; |
496 | |
497 | tc1_loop: |
498 | mov eax, dword ptr [esi]; |
499 | add esi, 4; |
500 | |
501 | // aaaaiiii |
502 | // aaaaaaaa iiiiiiii iiiiiiii iiiiiiii |
503 | mov edx, eax; |
504 | and eax, 0x000000f0; // 00000000 00000000 00000000 aaaa0000 |
505 | mov ebx, edx; |
506 | shl eax, 20; // 0000aaaa 00000000 00000000 00000000 |
507 | and ebx, 0x0000000f; // 00000000 00000000 00000000 0000iiii |
508 | or eax, ebx; // 0000aaaa 00000000 00000000 0000iiii |
509 | shl ebx, 8; // 00000000 00000000 0000iiii 00000000 |
510 | or eax, ebx; // 0000aaaa 00000000 0000iiii 0000iiii |
511 | shl ebx, 8; // 00000000 0000iiii 00000000 00000000 |
512 | or eax, ebx; // 0000aaaa 0000iiii 0000iiii 0000iiii |
513 | mov ebx, eax; |
514 | shl ebx, 4; // aaaa0000 iiii0000 iiii0000 iiii0000 |
515 | or eax, ebx; // aaaaaaaa iiiiiiii iiiiiiii iiiiiiii |
516 | |
517 | mov dword ptr [edi], eax; |
518 | add edi, 4; |
519 | |
520 | mov eax, edx; |
521 | and eax, 0x0000f000; // 00000000 00000000 aaaa0000 00000000 |
522 | mov ebx, edx; |
523 | shl eax, 12; // 0000aaaa 00000000 00000000 00000000 |
524 | and ebx, 0x00000f00; // 00000000 00000000 0000iiii 00000000 |
525 | or eax, ebx; // 0000aaaa 00000000 0000iiii 00000000 |
526 | shr ebx, 8; // 00000000 00000000 00000000 0000iiii |
527 | or eax, ebx; // 0000aaaa 00000000 0000iiii 0000iiii |
528 | shl ebx, 16; // 00000000 0000iiii 00000000 00000000 |
529 | or eax, ebx; // 0000aaaa 0000iiii 0000iiii 0000iiii |
530 | mov ebx, eax; |
531 | shl ebx, 4; // aaaa0000 iiii0000 iiii0000 iiii0000 |
532 | or eax, ebx; // aaaaaaaa iiiiiiii iiiiiiii iiiiiiii |
533 | |
534 | mov dword ptr [edi], eax; |
535 | add edi, 4; |
536 | |
537 | mov eax, edx; |
538 | and eax, 0x00f00000; // 00000000 aaaa0000 00000000 00000000 |
539 | mov ebx, edx; |
540 | shl eax, 4; // 0000aaaa 00000000 00000000 00000000 |
541 | and ebx, 0x000f0000; // 00000000 0000iiii 00000000 00000000 |
542 | or eax, ebx; // 0000aaaa 0000iiii 00000000 00000000 |
543 | shr ebx, 8; // 00000000 00000000 0000iiii 00000000 |
544 | or eax, ebx; // 0000aaaa 0000iiii 0000iiii 00000000 |
545 | shr ebx, 8; // 00000000 00000000 00000000 0000iiii |
546 | or eax, ebx; // 0000aaaa 0000iiii 0000iiii 0000iiii |
547 | mov ebx, eax; |
548 | shl ebx, 4; // aaaa0000 iiii0000 iiii0000 iiii0000 |
549 | or eax, ebx; // aaaaaaaa iiiiiiii iiiiiiii iiiiiiii |
550 | |
551 | mov dword ptr [edi], eax; |
552 | add edi, 4; |
553 | |
554 | mov eax, edx; |
555 | and eax, 0xf0000000; // aaaa0000 00000000 00000000 00000000 |
556 | mov ebx, edx; |
557 | and ebx, 0x0f000000; // 0000iiii 00000000 00000000 00000000 |
558 | shr ebx, 4; // 00000000 iiii0000 00000000 00000000 |
559 | or eax, ebx; // aaaa0000 iiii0000 00000000 00000000 |
560 | shr ebx, 8; // 00000000 00000000 iiii0000 00000000 |
561 | or eax, ebx; // aaaa0000 iiii0000 iiii0000 00000000 |
562 | shr ebx, 8; // 00000000 00000000 00000000 iiii0000 |
563 | or eax, ebx; // aaaa0000 iiii0000 iiii0000 iiii0000 |
564 | mov ebx, eax; |
565 | shr ebx, 4; // 0000aaaa 0000iiii 0000iiii 0000iiii |
566 | or eax, ebx; // aaaaaaaa iiiiiiii iiiiiiii iiiiiiii |
567 | |
568 | mov dword ptr [edi], eax; |
569 | add edi, 4; |
570 | |
571 | dec ecx; |
572 | jnz tc1_loop; |
573 | |
574 | pop edi; |
575 | pop esi; |
576 | pop ebx; |
577 | } |
578 | #endif |
579 | } |
580 | |
581 | void |
582 | TxQuantize::AI88_ARGB8888(uint32* src, uint32* dest, int width, int height) |
583 | { |
584 | #if 1 |
585 | int siz = (width * height) >> 1; |
586 | int i; |
587 | for (i = 0; i < siz; i++) { |
588 | *dest = (*src & 0x000000ff); |
589 | *dest |= ((*dest << 8) | (*dest << 16)); |
590 | *dest |= ((*src & 0x0000ff00) << 16); |
591 | dest++; |
592 | *dest = (*src & 0x00ff0000); |
593 | *dest |= ((*dest >> 8) | (*dest >> 16)); |
594 | *dest |= (*src & 0xff000000); |
595 | dest++; |
596 | src++; |
597 | } |
598 | #else |
599 | int siz = (width * height) >> 1; |
600 | |
601 | __asm { |
602 | push ebx; |
603 | push esi; |
604 | push edi; |
605 | |
606 | mov esi, dword ptr [src]; |
607 | mov edi, dword ptr [dest]; |
608 | mov ecx, dword ptr [siz]; |
609 | |
610 | tc1_loop: |
611 | mov eax, dword ptr [esi]; |
612 | add esi, 4; |
613 | |
614 | // aaaaaaaa iiiiiiii |
615 | // aaaaaaaa iiiiiiii iiiiiiii iiiiiiii |
616 | mov edx, eax; |
617 | and eax, 0x0000ffff; // 00000000 00000000 aaaaaaaa iiiiiiii |
618 | mov ebx, eax; // 00000000 00000000 aaaaaaaa iiiiiiii |
619 | shl eax, 16; // aaaaaaaa iiiiiiii 00000000 00000000 |
620 | and ebx, 0x000000ff; // 00000000 00000000 00000000 iiiiiiii |
621 | or eax, ebx; // aaaaaaaa iiiiiiii 00000000 iiiiiiii |
622 | shl ebx, 8; // 00000000 00000000 iiiiiiii 00000000 |
623 | or eax, ebx; // aaaaaaaa iiiiiiii iiiiiiii iiiiiiii |
624 | |
625 | mov dword ptr [edi], eax; |
626 | add edi, 4; |
627 | |
628 | mov eax, edx; |
629 | and eax, 0xffff0000; // aaaaaaaa iiiiiiii 00000000 00000000 |
630 | mov ebx, eax; // aaaaaaaa iiiiiiii 00000000 00000000 |
631 | and ebx, 0x00ff0000; // 00000000 iiiiiiii 00000000 00000000 |
632 | shr ebx, 8; // 00000000 00000000 iiiiiiii 00000000 |
633 | or eax, ebx; // aaaaaaaa iiiiiiii iiiiiiii 00000000 |
634 | shr ebx, 8; // 00000000 00000000 00000000 iiiiiiii |
635 | or eax, ebx; // aaaaaaaa iiiiiiii iiiiiiii iiiiiiii |
636 | |
637 | mov dword ptr [edi], eax; |
638 | add edi, 4; |
639 | |
640 | dec ecx; |
641 | jnz tc1_loop; |
642 | |
643 | pop edi; |
644 | pop esi; |
645 | pop ebx; |
646 | } |
647 | #endif |
648 | } |
649 | |
650 | void |
651 | TxQuantize::ARGB8888_ARGB1555(uint32* src, uint32* dest, int width, int height) |
652 | { |
653 | #if 1 |
654 | int siz = (width * height) >> 1; |
655 | int i; |
656 | for (i = 0; i < siz; i++) { |
657 | *dest = ((*src & 0xff000000) ? 0x00008000 : 0x00000000); |
658 | *dest |= (((*src & 0x00f80000) >> 9) | |
659 | ((*src & 0x0000f800) >> 6) | |
660 | ((*src & 0x000000f8) >> 3)); |
661 | src++; |
662 | *dest |= ((*src & 0xff000000) ? 0x80000000 : 0x00000000); |
663 | *dest |= (((*src & 0x00f80000) << 7) | |
664 | ((*src & 0x0000f800) << 10) | |
665 | ((*src & 0x000000f8) << 13)); |
666 | src++; |
667 | dest++; |
668 | } |
669 | #else |
670 | int siz = (width * height) >> 1; |
671 | |
672 | __asm { |
673 | push ebx; |
674 | push esi; |
675 | push edi; |
676 | |
677 | mov esi, dword ptr [src]; |
678 | mov edi, dword ptr [dest]; |
679 | mov ecx, dword ptr [siz]; |
680 | |
681 | tc1_loop: |
682 | mov eax, dword ptr [esi]; |
683 | add esi, 4; |
684 | |
685 | #if 1 |
686 | mov edx, eax; |
687 | and eax, 0xff000000; // aaaa0000 00000000 00000000 00000000 |
688 | jz transparent1; |
689 | mov eax, 0x00008000; // 00000000 00000000 a0000000 00000000 |
690 | |
691 | transparent1: |
692 | mov ebx, edx; |
693 | and ebx, 0x00f80000; // 00000000 rrrrr000 00000000 00000000 |
694 | shr ebx, 9; // 00000000 00000000 0rrrrr00 00000000 |
695 | or eax, ebx; // 00000000 00000000 arrrrr00 00000000 |
696 | mov ebx, edx; |
697 | and ebx, 0x0000f800; // 00000000 00000000 ggggg000 00000000 |
698 | shr ebx, 6; // 00000000 00000000 000000gg ggg00000 |
699 | or eax, ebx; // 00000000 00000000 arrrrrgg ggg00000 |
700 | and edx, 0x000000f8; // 00000000 00000000 00000000 bbbbb000 |
701 | shr edx, 3; // 00000000 00000000 00000000 000bbbbb |
702 | or edx, eax; // 00000000 00000000 arrrrrgg gggbbbbb |
703 | |
704 | mov eax, dword ptr [esi]; |
705 | add esi, 4; |
706 | |
707 | mov ebx, eax; |
708 | and eax, 0xff000000; // aaaa0000 00000000 00000000 00000000 |
709 | jz transparent2; |
710 | or edx, 0x80000000; // a0000000 00000000 arrrrrgg gggbbbbb |
711 | |
712 | transparent2: |
713 | mov eax, ebx; |
714 | and ebx, 0x00f80000; // 00000000 rrrrr000 00000000 00000000 |
715 | shl ebx, 7; // 0rrrrr00 00000000 00000000 00000000 |
716 | or edx, ebx; // arrrrr00 00000000 arrrrrgg gggbbbbb |
717 | mov ebx, eax; |
718 | and ebx, 0x0000f800; // 00000000 00000000 ggggg000 00000000 |
719 | shl ebx, 10; // 000000gg ggg00000 00000000 00000000 |
720 | or edx, ebx; // arrrrrgg ggg00000 arrrrrgg gggbbbbb |
721 | and eax, 0x000000f8; // 00000000 00000000 00000000 bbbbb000 |
722 | shl eax, 13; // 00000000 000bbbbb 00000000 00000000 |
723 | or edx, eax; // arrrrrgg gggbbbbb arrrrrgg gggbbbbb |
724 | |
725 | mov dword ptr [edi], edx; |
726 | add edi, 4; |
727 | #else |
728 | mov edx, eax; |
729 | and edx, 0x01000000; // 0000000a 00000000 00000000 00000000 |
730 | shr edx, 9; // 00000000 00000000 a0000000 00000000 |
731 | mov ebx, eax; |
732 | and ebx, 0x00f80000; // 00000000 rrrrr000 00000000 00000000 |
733 | shr ebx, 9; // 00000000 00000000 0rrrrr00 00000000 |
734 | or edx, ebx; // 00000000 00000000 arrrrr00 00000000 |
735 | mov ebx, eax; |
736 | and ebx, 0x0000f800; // 00000000 00000000 ggggg000 00000000 |
737 | shr ebx, 6; // 00000000 00000000 000000gg ggg00000 |
738 | or edx, ebx; // 00000000 00000000 arrrrrgg ggg00000 |
739 | and eax, 0x000000f8; // 00000000 00000000 00000000 bbbbb000 |
740 | shr eax, 3; // 00000000 00000000 00000000 000bbbbb |
741 | or edx, eax; // 00000000 00000000 arrrrrgg gggbbbbb |
742 | |
743 | mov eax, dword ptr [esi]; |
744 | add esi, 4; |
745 | |
746 | mov ebx, eax; |
747 | and ebx, 0x80000000; // a0000000 00000000 00000000 00000000 |
748 | or edx, ebx; // a0000000 00000000 arrrrrgg gggbbbbb |
749 | mov ebx, eax; |
750 | and ebx, 0x00f80000; // 00000000 rrrrr000 00000000 00000000 |
751 | shl ebx, 7; // 0rrrrr00 00000000 00000000 00000000 |
752 | or edx, ebx; // arrrrr00 00000000 arrrrrgg gggbbbbb |
753 | mov ebx, eax; |
754 | and ebx, 0x0000f800; // 00000000 00000000 ggggg000 00000000 |
755 | shl ebx, 10; // 000000gg ggg00000 00000000 00000000 |
756 | or edx, ebx; // arrrrrgg ggg00000 arrrrrgg gggbbbbb |
757 | and eax, 0x000000f8; // 00000000 00000000 00000000 bbbbb000 |
758 | shl eax, 13; // 00000000 000bbbbb 00000000 00000000 |
759 | or edx, eax; // arrrrrgg gggbbbbb arrrrrgg gggbbbbb |
760 | |
761 | mov dword ptr [edi], edx; |
762 | add edi, 4; |
763 | #endif |
764 | dec ecx; |
765 | jnz tc1_loop; |
766 | |
767 | pop edi; |
768 | pop esi; |
769 | pop ebx; |
770 | } |
771 | #endif |
772 | } |
773 | |
774 | void |
775 | TxQuantize::ARGB8888_ARGB4444(uint32* src, uint32* dest, int width, int height) |
776 | { |
777 | #if 1 |
778 | int siz = (width * height) >> 1; |
779 | int i; |
780 | for (i = 0; i < siz; i++) { |
781 | *dest = (((*src & 0xf0000000) >> 16) | |
782 | ((*src & 0x00f00000) >> 12) | |
783 | ((*src & 0x0000f000) >> 8) | |
784 | ((*src & 0x000000f0) >> 4)); |
785 | src++; |
786 | *dest |= ((*src & 0xf0000000) | |
787 | ((*src & 0x00f00000) << 4) | |
788 | ((*src & 0x0000f000) << 8) | |
789 | ((*src & 0x000000f0) << 12)); |
790 | src++; |
791 | dest++; |
792 | } |
793 | #else |
794 | int siz = (width * height) >> 1; |
795 | |
796 | __asm { |
797 | push ebx; |
798 | push esi; |
799 | push edi; |
800 | |
801 | mov esi, dword ptr [src]; |
802 | mov edi, dword ptr [dest]; |
803 | mov ecx, dword ptr [siz]; |
804 | |
805 | tc1_loop: |
806 | mov eax, dword ptr [esi]; |
807 | add esi, 4; |
808 | |
809 | mov edx, eax; |
810 | and edx, 0xf0000000; // aaaa0000 00000000 00000000 00000000 |
811 | shr edx, 16; // 00000000 00000000 aaaa0000 00000000 |
812 | mov ebx, eax; |
813 | and ebx, 0x00f00000; // 00000000 rrrr0000 00000000 00000000 |
814 | shr ebx, 12; // 00000000 00000000 0000rrrr 00000000 |
815 | or edx, ebx; // 00000000 00000000 aaaarrrr 00000000 |
816 | mov ebx, eax; |
817 | and ebx, 0x0000f000; // 00000000 00000000 gggg0000 00000000 |
818 | shr ebx, 8; // 00000000 00000000 00000000 gggg0000 |
819 | or edx, ebx; // 00000000 00000000 aaaarrrr gggg0000 |
820 | and eax, 0x000000f0; // 00000000 00000000 00000000 bbbb0000 |
821 | shr eax, 4; // 00000000 00000000 00000000 0000bbbb |
822 | or edx, eax; // 00000000 00000000 aaaarrrr ggggbbbb |
823 | |
824 | mov eax, dword ptr [esi]; |
825 | add esi, 4; |
826 | |
827 | mov ebx, eax; |
828 | and ebx, 0xf0000000; // aaaa0000 00000000 00000000 00000000 |
829 | or edx, ebx; // aaaa0000 00000000 aaaarrrr ggggbbbb |
830 | mov ebx, eax; |
831 | and ebx, 0x00f00000; // 00000000 rrrr0000 00000000 00000000 |
832 | shl ebx, 4; // 0000rrrr 00000000 00000000 00000000 |
833 | or edx, ebx; // aaaarrrr 00000000 aaaarrrr ggggbbbb |
834 | mov ebx, eax; |
835 | and ebx, 0x0000f000; // 00000000 00000000 gggg0000 00000000 |
836 | shl ebx, 8; // 00000000 gggg0000 00000000 00000000 |
837 | or edx, ebx; // aaaarrrr gggg0000 aaaarrrr ggggbbbb |
838 | and eax, 0x000000f0; // 00000000 00000000 00000000 bbbb0000 |
839 | shl eax, 12; // 00000000 0000bbbb 00000000 00000000 |
840 | or edx, eax; // arrrrrgg ggggbbbb aaaarrrr ggggbbbb |
841 | |
842 | mov dword ptr [edi], edx; |
843 | add edi, 4; |
844 | |
845 | dec ecx; |
846 | jnz tc1_loop; |
847 | |
848 | pop edi; |
849 | pop esi; |
850 | pop ebx; |
851 | } |
852 | #endif |
853 | } |
854 | |
855 | void |
856 | TxQuantize::ARGB8888_RGB565(uint32* src, uint32* dest, int width, int height) |
857 | { |
858 | #if 1 |
859 | int siz = (width * height) >> 1; |
860 | int i; |
861 | for (i = 0; i < siz; i++) { |
862 | *dest = (((*src & 0x000000f8) >> 3) | |
863 | ((*src & 0x0000fc00) >> 5) | |
864 | ((*src & 0x00f80000) >> 8)); |
865 | src++; |
866 | *dest |= (((*src & 0x000000f8) << 13) | |
867 | ((*src & 0x0000fc00) << 11) | |
868 | ((*src & 0x00f80000) << 8)); |
869 | src++; |
870 | dest++; |
871 | } |
872 | #else |
873 | int siz = (width * height) >> 1; |
874 | |
875 | __asm { |
876 | push ebx; |
877 | push esi; |
878 | push edi; |
879 | |
880 | mov esi, dword ptr [src]; |
881 | mov edi, dword ptr [dest]; |
882 | mov ecx, dword ptr [siz]; |
883 | |
884 | tc1_loop: |
885 | mov eax, dword ptr [esi]; |
886 | add esi, 4; |
887 | |
888 | mov edx, eax; |
889 | and edx, 0x000000F8; // 00000000 00000000 00000000 bbbbb000 |
890 | shr edx, 3; // 00000000 00000000 00000000 000bbbbb |
891 | mov ebx, eax; |
892 | and ebx, 0x0000FC00; // 00000000 00000000 gggggg00 00000000 |
893 | shr ebx, 5; // 00000000 00000000 00000ggg ggg00000 |
894 | or edx, ebx; // 00000000 00000000 00000ggg gggbbbbb |
895 | mov ebx, eax; |
896 | and ebx, 0x00F80000; // 00000000 rrrrr000 00000000 00000000 |
897 | shr ebx, 8; // 00000000 00000000 rrrrr000 00000000 |
898 | or edx, ebx; // 00000000 00000000 rrrrrggg gggbbbbb |
899 | |
900 | mov eax, dword ptr [esi]; |
901 | add esi, 4; |
902 | |
903 | mov ebx, eax; |
904 | and ebx, 0x000000F8; // 00000000 00000000 00000000 bbbbb000 |
905 | shl ebx, 13; // 00000000 000bbbbb 00000000 00000000 |
906 | or edx, ebx; // 00000000 000bbbbb rrrrrggg gggbbbbb |
907 | mov ebx, eax; |
908 | and ebx, 0x0000FC00; // 00000000 00000000 gggggg00 00000000 |
909 | shl ebx, 11; // 00000ggg ggg00000 00000000 00000000 |
910 | or edx, ebx; // 00000ggg gggbbbbb rrrrrggg gggbbbbb |
911 | mov ebx, eax; |
912 | and ebx, 0x00F80000; // 00000000 rrrrr000 00000000 00000000 |
913 | shl ebx, 8; // rrrrr000 00000000 00000000 00000000 |
914 | or edx, ebx; // rrrrrggg gggbbbbb rrrrrggg gggbbbbb |
915 | |
916 | mov dword ptr [edi], edx; |
917 | add edi, 4; |
918 | |
919 | dec ecx; |
920 | jnz tc1_loop; |
921 | |
922 | pop edi; |
923 | pop esi; |
924 | pop ebx; |
925 | } |
926 | #endif |
927 | } |
928 | |
929 | void |
930 | TxQuantize::ARGB8888_A8(uint32* src, uint32* dest, int width, int height) |
931 | { |
932 | #if 1 |
933 | int siz = (width * height) >> 2; |
934 | int i; |
935 | for (i = 0; i < siz; i++) { |
936 | *dest = (*src & 0x0000ff00) >> 8; |
937 | src++; |
938 | *dest |= (*src & 0x0000ff00); |
939 | src++; |
940 | *dest |= ((*src & 0x0000ff00) << 8); |
941 | src++; |
942 | *dest |= ((*src & 0x0000ff00) << 16); |
943 | src++; |
944 | dest++; |
945 | } |
946 | #else |
947 | int siz = (width * height) >> 2; |
948 | |
949 | __asm { |
950 | push ebx; |
951 | push esi; |
952 | push edi; |
953 | |
954 | mov esi, dword ptr [src]; |
955 | mov edi, dword ptr [dest]; |
956 | mov ecx, dword ptr [siz]; |
957 | |
958 | tc1_loop: |
959 | mov eax, dword ptr [esi]; |
960 | add esi, 4; |
961 | |
962 | #if 0 |
963 | mov edx, eax; // we'll use A comp for every pixel |
964 | and edx, 0xFF000000; // aaaaaaaa 00000000 00000000 00000000 |
965 | shr edx, 24; // 00000000 00000000 00000000 aaaaaaaa |
966 | |
967 | mov eax, dword ptr [esi]; |
968 | add esi, 4; |
969 | |
970 | and eax, 0xFF000000; // aaaaaaaa 00000000 00000000 00000000 |
971 | shr eax, 16; // 00000000 00000000 aaaaaaaa 00000000 |
972 | or edx, eax; // 00000000 00000000 aaaaaaaa aaaaaaaa |
973 | |
974 | mov eax, dword ptr [esi]; |
975 | add esi, 4; |
976 | |
977 | and eax, 0xFF000000; // aaaaaaaa 00000000 00000000 00000000 |
978 | shr eax, 8; // 00000000 aaaaaaaa 00000000 00000000 |
979 | or edx, eax; // 00000000 aaaaaaaa aaaaaaaa aaaaaaaa |
980 | |
981 | mov eax, dword ptr [esi]; |
982 | add esi, 4; |
983 | |
984 | and eax, 0xFF000000; // aaaaaaaa 00000000 00000000 00000000 |
985 | or edx, eax; // aaaaaaaa aaaaaaaa aaaaaaaa aaaaaaaa |
986 | #endif |
987 | |
988 | #if 1 |
989 | mov edx, eax; // we'll use G comp for every pixel |
990 | and edx, 0x0000FF00; // 00000000 00000000 aaaaaaaa 00000000 |
991 | shr edx, 8; // 00000000 00000000 00000000 aaaaaaaa |
992 | |
993 | mov eax, dword ptr [esi]; |
994 | add esi, 4; |
995 | |
996 | and eax, 0x0000FF00; // 00000000 00000000 aaaaaaaa 00000000 |
997 | or edx, eax; // 00000000 00000000 aaaaaaaa aaaaaaaa |
998 | |
999 | mov eax, dword ptr [esi]; |
1000 | add esi, 4; |
1001 | |
1002 | and eax, 0x0000FF00; // 00000000 00000000 aaaaaaaa 00000000 |
1003 | shl eax, 8; // 00000000 aaaaaaaa 00000000 00000000 |
1004 | or edx, eax; // 00000000 aaaaaaaa aaaaaaaa aaaaaaaa |
1005 | |
1006 | mov eax, dword ptr [esi]; |
1007 | add esi, 4; |
1008 | |
1009 | and eax, 0x0000FF00; // 00000000 00000000 aaaaaaaa 00000000 |
1010 | shl eax, 16; // aaaaaaaa 00000000 00000000 00000000 |
1011 | or edx, eax; // aaaaaaaa aaaaaaaa aaaaaaaa aaaaaaaa |
1012 | #endif |
1013 | |
1014 | #if 0 |
1015 | mov edx, eax; |
1016 | and edx, 0x000000FF; // 00000000 00000000 00000000 aaaaaaaa |
1017 | |
1018 | mov eax, dword ptr [esi]; |
1019 | add esi, 4; |
1020 | |
1021 | and eax, 0x0000FF00; // 00000000 00000000 aaaaaaaa 00000000 |
1022 | or edx, eax; // 00000000 00000000 aaaaaaaa aaaaaaaa |
1023 | |
1024 | mov eax, dword ptr [esi]; |
1025 | add esi, 4; |
1026 | |
1027 | and eax, 0x00FF0000; // 00000000 aaaaaaaa 00000000 00000000 |
1028 | or edx, eax; // 00000000 aaaaaaaa aaaaaaaa aaaaaaaa |
1029 | |
1030 | mov eax, dword ptr [esi]; |
1031 | add esi, 4; |
1032 | |
1033 | and eax, 0xFF000000; // aaaaaaaa 00000000 00000000 00000000 |
1034 | or edx, eax; // aaaaaaaa aaaaaaaa aaaaaaaa aaaaaaaa |
1035 | #endif |
1036 | mov dword ptr [edi], edx; |
1037 | add edi, 4; |
1038 | |
1039 | dec ecx; |
1040 | jnz tc1_loop; |
1041 | |
1042 | pop edi; |
1043 | pop esi; |
1044 | pop ebx; |
1045 | } |
1046 | #endif |
1047 | } |
1048 | |
1049 | void |
1050 | TxQuantize::ARGB8888_AI44(uint32* src, uint32* dest, int width, int height) |
1051 | { |
1052 | #if 1 |
1053 | int siz = (width * height) >> 2; |
1054 | int i; |
1055 | for (i = 0; i < siz; i++) { |
1056 | *dest = (((*src & 0xf0000000) >> 24) | ((*src & 0x0000f000) >> 12)); |
1057 | src++; |
1058 | *dest |= (((*src & 0xf0000000) >> 16) | ((*src & 0x0000f000) >> 4)); |
1059 | src++; |
1060 | *dest |= (((*src & 0xf0000000) >> 8) | ((*src & 0x0000f000) << 4)); |
1061 | src++; |
1062 | *dest |= ((*src & 0xf0000000) | ((*src & 0x0000f000) << 12)); |
1063 | src++; |
1064 | dest++; |
1065 | } |
1066 | #else |
1067 | int siz = (width * height) >> 2; |
1068 | |
1069 | __asm { |
1070 | push ebx; |
1071 | push esi; |
1072 | push edi; |
1073 | |
1074 | mov esi, dword ptr [src]; |
1075 | mov edi, dword ptr [dest]; |
1076 | mov ecx, dword ptr [siz]; |
1077 | |
1078 | tc1_loop: |
1079 | mov eax, dword ptr [esi]; |
1080 | add esi, 4; |
1081 | |
1082 | mov edx, eax; // use A and G comps MSB |
1083 | and edx, 0xF0000000; // aaaa0000 00000000 00000000 00000000 |
1084 | mov ebx, eax; |
1085 | shr edx, 24; // 00000000 00000000 00000000 aaaa0000 |
1086 | and ebx, 0x0000F000; // 00000000 00000000 iiii0000 00000000 |
1087 | shr ebx, 12; // 00000000 00000000 00000000 0000iiii |
1088 | or edx, ebx; // 00000000 00000000 00000000 aaaaiiii |
1089 | |
1090 | mov eax, dword ptr [esi]; |
1091 | add esi, 4; |
1092 | |
1093 | mov ebx, eax; |
1094 | and eax, 0xF0000000; // aaaa0000 00000000 00000000 00000000 |
1095 | shr eax, 16; // 00000000 00000000 aaaa0000 00000000 |
1096 | and ebx, 0x0000F000; // 00000000 00000000 iiii0000 00000000 |
1097 | shr ebx, 4; // 00000000 00000000 0000iiii 00000000 |
1098 | or eax, ebx; // 00000000 00000000 aaaaiiii 00000000 |
1099 | or edx, eax; // 00000000 00000000 aaaaiiii aaaaiiii |
1100 | |
1101 | mov eax, dword ptr [esi]; |
1102 | add esi, 4; |
1103 | |
1104 | mov ebx, eax; |
1105 | and eax, 0xF0000000; // aaaa0000 00000000 00000000 00000000 |
1106 | shr eax, 8; // 00000000 aaaa0000 00000000 00000000 |
1107 | and ebx, 0x0000F000; // 00000000 00000000 iiii0000 00000000 |
1108 | shl ebx, 4; // 00000000 0000iiii 00000000 00000000 |
1109 | or eax, ebx; // 00000000 aaaaiiii 00000000 00000000 |
1110 | or edx, eax; // 00000000 aaaaiiii aaaaiiii aaaaiiii |
1111 | |
1112 | mov eax, dword ptr [esi]; |
1113 | add esi, 4; |
1114 | |
1115 | mov ebx, eax; |
1116 | and eax, 0xF0000000; // aaaa0000 00000000 00000000 00000000 |
1117 | and ebx, 0x0000F000; // 00000000 00000000 iiii0000 00000000 |
1118 | shl ebx, 12; // 0000iiii 00000000 00000000 00000000 |
1119 | or eax, ebx; // aaaaiiii 00000000 00000000 00000000 |
1120 | or edx, eax; // aaaaiiii aaaaiiii aaaaiiii aaaaiiii |
1121 | |
1122 | mov dword ptr [edi], edx; |
1123 | add edi, 4; |
1124 | |
1125 | dec ecx; |
1126 | jnz tc1_loop; |
1127 | |
1128 | pop edi; |
1129 | pop esi; |
1130 | pop ebx; |
1131 | } |
1132 | #endif |
1133 | } |
1134 | |
1135 | void |
1136 | TxQuantize::ARGB8888_AI88(uint32* src, uint32* dest, int width, int height) |
1137 | { |
1138 | #if 1 |
1139 | int siz = (width * height) >> 1; |
1140 | int i; |
1141 | for (i = 0; i < siz; i++) { |
1142 | *dest = (((*src & 0xff000000) >> 16) | ((*src & 0x0000ff00) >> 8)); |
1143 | src++; |
1144 | *dest |= ((*src & 0xff000000) | ((*src & 0x0000ff00) << 8)); |
1145 | src++; |
1146 | dest++; |
1147 | } |
1148 | #else |
1149 | int siz = (width * height) >> 1; |
1150 | |
1151 | __asm { |
1152 | push ebx; |
1153 | push esi; |
1154 | push edi; |
1155 | |
1156 | mov esi, dword ptr [src]; |
1157 | mov edi, dword ptr [dest]; |
1158 | mov ecx, dword ptr [siz]; |
1159 | |
1160 | tc1_loop: |
1161 | mov eax, dword ptr [esi]; |
1162 | add esi, 4; |
1163 | |
1164 | mov edx, eax; |
1165 | and edx, 0xFF000000; // aaaaaaaa 00000000 00000000 00000000 |
1166 | mov ebx, eax; |
1167 | shr edx, 16; // 00000000 00000000 aaaaaaaa 00000000 |
1168 | and ebx, 0x0000FF00; // 00000000 00000000 iiiiiiii 00000000 |
1169 | shr ebx, 8; // 00000000 00000000 00000000 iiiiiiii |
1170 | or edx, ebx; // 00000000 00000000 aaaaaaaa iiiiiiii |
1171 | |
1172 | mov eax, dword ptr [esi]; |
1173 | add esi, 4; |
1174 | |
1175 | mov ebx, eax; |
1176 | and eax, 0xFF000000; // aaaaaaaa 00000000 00000000 00000000 |
1177 | and ebx, 0x0000FF00; // 00000000 00000000 iiiiiiii 00000000 |
1178 | shl ebx, 8; // 00000000 iiiiiiii 00000000 00000000 |
1179 | or eax, ebx; // aaaaaaaa iiiiiiii 00000000 00000000 |
1180 | or edx, eax; // aaaaaaaa iiiiiiii aaaaaaaa iiiiiiii |
1181 | |
1182 | mov dword ptr [edi], edx; |
1183 | add edi, 4; |
1184 | |
1185 | dec ecx; |
1186 | jnz tc1_loop; |
1187 | |
1188 | pop edi; |
1189 | pop esi; |
1190 | pop ebx; |
1191 | } |
1192 | #endif |
1193 | } |
1194 | |
1195 | /* R.W. Floyd and L. Steinberg, An adaptive algorithm |
1196 | * for spatial grey scale, Proceedings of the Society |
1197 | * of Information Display 17, pp75-77, 1976 |
1198 | */ |
1199 | void |
1200 | TxQuantize::ARGB8888_RGB565_ErrD(uint32* src, uint32* dst, int width, int height) |
1201 | { |
1202 | /* Floyd-Steinberg error-diffusion halftoning */ |
1203 | |
1204 | int i, x, y; |
1205 | int qr, qg, qb; /* quantized incoming values */ |
1206 | int ir, ig, ib; /* incoming values */ |
1207 | int t; |
1208 | int *errR = new int[width]; |
1209 | int *errG = new int[width]; |
1210 | int *errB = new int[width]; |
1211 | |
1212 | uint16 *dest = (uint16 *)dst; |
1213 | |
1214 | for (i = 0; i < width; i++) errR[i] = errG[i] = errB[i] = 0; |
1215 | |
1216 | for (y = 0; y < height; y++) { |
1217 | qr = qg = qb = 0; |
1218 | for (x = 0; x < width; x++) { |
1219 | /* incoming pixel values */ |
1220 | ir = ((*src >> 16) & 0xFF) * 10000; |
1221 | ig = ((*src >> 8) & 0xFF) * 10000; |
1222 | ib = ((*src ) & 0xFF) * 10000; |
1223 | |
1224 | /* quantize pixel values. |
1225 | * qr * 0.4375 is the error from the pixel to the left, |
1226 | * errR is the error from the pixel to the top, top left, and top right */ |
1227 | /* qr * 0.4375 is the error distribution to the EAST in |
1228 | * the previous loop */ |
1229 | ir += errR[x] + qr * 4375 / 10000; |
1230 | ig += errG[x] + qg * 4375 / 10000; |
1231 | ib += errB[x] + qb * 4375 / 10000; |
1232 | |
1233 | /* error distribution to the SOUTH-EAST in the previous loop |
1234 | * can't calculate in the previous loop because it steps on |
1235 | * the above quantization */ |
1236 | errR[x] = qr * 625 / 10000; |
1237 | errG[x] = qg * 625 / 10000; |
1238 | errB[x] = qb * 625 / 10000; |
1239 | |
1240 | qr = ir; |
1241 | qg = ig; |
1242 | qb = ib; |
1243 | |
1244 | /* clamp */ |
1245 | if (qr < 0) qr = 0; else if (qr > 2550000) qr = 2550000; |
1246 | if (qg < 0) qg = 0; else if (qg > 2550000) qg = 2550000; |
1247 | if (qb < 0) qb = 0; else if (qb > 2550000) qb = 2550000; |
1248 | |
1249 | /* convert to RGB565 */ |
1250 | qr = qr * 0x1F / 2550000; |
1251 | qg = qg * 0x3F / 2550000; |
1252 | qb = qb * 0x1F / 2550000; |
1253 | |
1254 | /* this is the dithered pixel */ |
1255 | t = (qr << 11) | (qg << 5) | qb; |
1256 | |
1257 | /* compute the errors */ |
1258 | qr = ((qr << 3) | (qr >> 2)) * 10000; |
1259 | qg = ((qg << 2) | (qg >> 4)) * 10000; |
1260 | qb = ((qb << 3) | (qb >> 2)) * 10000; |
1261 | qr = ir - qr; |
1262 | qg = ig - qg; |
1263 | qb = ib - qb; |
1264 | |
1265 | /* compute the error distributions */ |
1266 | /* Floyd-Steinberg filter |
1267 | * 7/16 (=0.4375) to the EAST |
1268 | * 5/16 (=0.3125) to the SOUTH |
1269 | * 1/16 (=0.0625) to the SOUTH-EAST |
1270 | * 3/16 (=0.1875) to the SOUTH-WEST |
1271 | * |
1272 | * x 7/16 |
1273 | * 3/16 5/16 1/16 |
1274 | */ |
1275 | /* SOUTH-WEST */ |
1276 | if (x > 1) { |
1277 | errR[x - 1] += qr * 1875 / 10000; |
1278 | errG[x - 1] += qg * 1875 / 10000; |
1279 | errB[x - 1] += qb * 1875 / 10000; |
1280 | } |
1281 | |
1282 | /* SOUTH */ |
1283 | errR[x] += qr * 3125 / 10000; |
1284 | errG[x] += qg * 3125 / 10000; |
1285 | errB[x] += qb * 3125 / 10000; |
1286 | |
1287 | *dest = (t & 0xFFFF); |
1288 | |
1289 | dest++; |
1290 | src++; |
1291 | } |
1292 | } |
1293 | |
1294 | delete [] errR; |
1295 | delete [] errG; |
1296 | delete [] errB; |
1297 | } |
1298 | |
1299 | |
1300 | void |
1301 | TxQuantize::ARGB8888_ARGB1555_ErrD(uint32* src, uint32* dst, int width, int height) |
1302 | { |
1303 | /* Floyd-Steinberg error-diffusion halftoning */ |
1304 | |
1305 | int i, x, y; |
1306 | int qr, qg, qb; /* quantized incoming values */ |
1307 | int ir, ig, ib; /* incoming values */ |
1308 | int t; |
1309 | int *errR = new int[width]; |
1310 | int *errG = new int[width]; |
1311 | int *errB = new int[width]; |
1312 | |
1313 | uint16 *dest = (uint16 *)dst; |
1314 | |
1315 | for (i = 0; i < width; i++) errR[i] = errG[i] = errB[i] = 0; |
1316 | |
1317 | for (y = 0; y < height; y++) { |
1318 | qr = qg = qb = 0; |
1319 | for (x = 0; x < width; x++) { |
1320 | /* incoming pixel values */ |
1321 | ir = ((*src >> 16) & 0xFF) * 10000; |
1322 | ig = ((*src >> 8) & 0xFF) * 10000; |
1323 | ib = ((*src ) & 0xFF) * 10000; |
1324 | |
1325 | /* quantize pixel values. |
1326 | * qr * 0.4375 is the error from the pixel to the left, |
1327 | * errR is the error from the pixel to the top, top left, and top right */ |
1328 | /* qr * 0.4375 is the error distribution to the EAST in |
1329 | * the previous loop */ |
1330 | ir += errR[x] + qr * 4375 / 10000; |
1331 | ig += errG[x] + qg * 4375 / 10000; |
1332 | ib += errB[x] + qb * 4375 / 10000; |
1333 | |
1334 | /* error distribution to the SOUTH-EAST of the previous loop. |
1335 | * cannot calculate in the previous loop because it steps on |
1336 | * the above quantization */ |
1337 | errR[x] = qr * 625 / 10000; |
1338 | errG[x] = qg * 625 / 10000; |
1339 | errB[x] = qb * 625 / 10000; |
1340 | |
1341 | qr = ir; |
1342 | qg = ig; |
1343 | qb = ib; |
1344 | |
1345 | /* clamp */ |
1346 | if (qr < 0) qr = 0; else if (qr > 2550000) qr = 2550000; |
1347 | if (qg < 0) qg = 0; else if (qg > 2550000) qg = 2550000; |
1348 | if (qb < 0) qb = 0; else if (qb > 2550000) qb = 2550000; |
1349 | |
1350 | /* convert to RGB555 */ |
1351 | qr = qr * 0x1F / 2550000; |
1352 | qg = qg * 0x1F / 2550000; |
1353 | qb = qb * 0x1F / 2550000; |
1354 | |
1355 | /* this is the dithered pixel */ |
1356 | t = (qr << 10) | (qg << 5) | qb; |
1357 | t |= ((*src >> 24) ? 0x8000 : 0); |
1358 | |
1359 | /* compute the errors */ |
1360 | qr = ((qr << 3) | (qr >> 2)) * 10000; |
1361 | qg = ((qg << 3) | (qg >> 2)) * 10000; |
1362 | qb = ((qb << 3) | (qb >> 2)) * 10000; |
1363 | qr = ir - qr; |
1364 | qg = ig - qg; |
1365 | qb = ib - qb; |
1366 | |
1367 | /* compute the error distributions */ |
1368 | /* Floyd-Steinberg filter |
1369 | * 7/16 (=0.4375) to the EAST |
1370 | * 5/16 (=0.3125) to the SOUTH |
1371 | * 1/16 (=0.0625) to the SOUTH-EAST |
1372 | * 3/16 (=0.1875) to the SOUTH-WEST |
1373 | * |
1374 | * x 7/16 |
1375 | * 3/16 5/16 1/16 |
1376 | */ |
1377 | /* SOUTH-WEST */ |
1378 | if (x > 1) { |
1379 | errR[x - 1] += qr * 1875 / 10000; |
1380 | errG[x - 1] += qg * 1875 / 10000; |
1381 | errB[x - 1] += qb * 1875 / 10000; |
1382 | } |
1383 | |
1384 | /* SOUTH */ |
1385 | errR[x] += qr * 3125 / 10000; |
1386 | errG[x] += qg * 3125 / 10000; |
1387 | errB[x] += qb * 3125 / 10000; |
1388 | |
1389 | *dest = (t & 0xFFFF); |
1390 | |
1391 | dest++; |
1392 | src++; |
1393 | } |
1394 | } |
1395 | |
1396 | delete [] errR; |
1397 | delete [] errG; |
1398 | delete [] errB; |
1399 | } |
1400 | |
1401 | void |
1402 | TxQuantize::ARGB8888_ARGB4444_ErrD(uint32* src, uint32* dst, int width, int height) |
1403 | { |
1404 | /* Floyd-Steinberg error-diffusion halftoning */ |
1405 | |
1406 | /* NOTE: alpha dithering looks better for alpha gradients, but are prone |
1407 | * to producing noisy speckles for constant or step level alpha. Output |
1408 | * results should always be checked. |
1409 | */ |
1410 | boolean ditherAlpha = 0; |
1411 | |
1412 | int i, x, y; |
1413 | int qr, qg, qb, qa; /* quantized incoming values */ |
1414 | int ir, ig, ib, ia; /* incoming values */ |
1415 | int t; |
1416 | int *errR = new int[width]; |
1417 | int *errG = new int[width]; |
1418 | int *errB = new int[width]; |
1419 | int *errA = new int[width]; |
1420 | |
1421 | uint16 *dest = (uint16 *)dst; |
1422 | |
1423 | for (i = 0; i < width; i++) errR[i] = errG[i] = errB[i] = errA[i] = 0; |
1424 | |
1425 | for (y = 0; y < height; y++) { |
1426 | qr = qg = qb = qa = 0; |
1427 | for (x = 0; x < width; x++) { |
1428 | /* incoming pixel values */ |
1429 | ir = ((*src >> 16) & 0xFF) * 10000; |
1430 | ig = ((*src >> 8) & 0xFF) * 10000; |
1431 | ib = ((*src ) & 0xFF) * 10000; |
1432 | ia = ((*src >> 24) & 0xFF) * 10000; |
1433 | |
1434 | /* quantize pixel values. |
1435 | * qr * 0.4375 is the error from the pixel to the left, |
1436 | * errR is the error from the pixel to the top, top left, and top right */ |
1437 | /* qr * 0.4375 is the error distribution to the EAST in |
1438 | * the previous loop */ |
1439 | ir += errR[x] + qr * 4375 / 10000; |
1440 | ig += errG[x] + qg * 4375 / 10000; |
1441 | ib += errB[x] + qb * 4375 / 10000; |
1442 | ia += errA[x] + qa * 4375 / 10000; |
1443 | |
1444 | /* error distribution to the SOUTH-EAST of the previous loop. |
1445 | * cannot calculate in the previous loop because it steps on |
1446 | * the above quantization */ |
1447 | errR[x] = qr * 625 / 10000; |
1448 | errG[x] = qg * 625 / 10000; |
1449 | errB[x] = qb * 625 / 10000; |
1450 | errA[x] = qa * 625 / 10000; |
1451 | |
1452 | qr = ir; |
1453 | qg = ig; |
1454 | qb = ib; |
1455 | qa = ia; |
1456 | |
1457 | /* clamp */ |
1458 | if (qr < 0) qr = 0; else if (qr > 2550000) qr = 2550000; |
1459 | if (qg < 0) qg = 0; else if (qg > 2550000) qg = 2550000; |
1460 | if (qb < 0) qb = 0; else if (qb > 2550000) qb = 2550000; |
1461 | if (qa < 0) qa = 0; else if (qa > 2550000) qa = 2550000; |
1462 | |
1463 | /* convert to RGB444 */ |
1464 | qr = qr * 0xF / 2550000; |
1465 | qg = qg * 0xF / 2550000; |
1466 | qb = qb * 0xF / 2550000; |
1467 | qa = qa * 0xF / 2550000; |
1468 | |
1469 | /* this is the value to be returned */ |
1470 | if (ditherAlpha) { |
1471 | t = (qa << 12) | (qr << 8) | (qg << 4) | qb; |
1472 | } else { |
1473 | t = (qr << 8) | (qg << 4) | qb; |
1474 | t |= (*src >> 16) & 0xF000; |
1475 | } |
1476 | |
1477 | /* compute the errors */ |
1478 | qr = ((qr << 4) | qr) * 10000; |
1479 | qg = ((qg << 4) | qg) * 10000; |
1480 | qb = ((qb << 4) | qb) * 10000; |
1481 | qa = ((qa << 4) | qa) * 10000; |
1482 | qr = ir - qr; |
1483 | qg = ig - qg; |
1484 | qb = ib - qb; |
1485 | qa = ia - qa; |
1486 | |
1487 | /* compute the error distributions */ |
1488 | /* Floyd-Steinberg filter |
1489 | * 7/16 (=0.4375) to the EAST |
1490 | * 5/16 (=0.3125) to the SOUTH |
1491 | * 1/16 (=0.0625) to the SOUTH-EAST |
1492 | * 3/16 (=0.1875) to the SOUTH-WEST |
1493 | * |
1494 | * x 7/16 |
1495 | * 3/16 5/16 1/16 |
1496 | */ |
1497 | /* SOUTH-WEST */ |
1498 | if (x > 1) { |
1499 | errR[x - 1] += qr * 1875 / 10000; |
1500 | errG[x - 1] += qg * 1875 / 10000; |
1501 | errB[x - 1] += qb * 1875 / 10000; |
1502 | errA[x - 1] += qa * 1875 / 10000; |
1503 | } |
1504 | |
1505 | /* SOUTH */ |
1506 | errR[x] += qr * 3125 / 10000; |
1507 | errG[x] += qg * 3125 / 10000; |
1508 | errB[x] += qb * 3125 / 10000; |
1509 | errA[x] += qa * 3125 / 10000; |
1510 | |
1511 | *dest = (t & 0xFFFF); |
1512 | |
1513 | dest++; |
1514 | src++; |
1515 | } |
1516 | } |
1517 | |
1518 | delete [] errR; |
1519 | delete [] errG; |
1520 | delete [] errB; |
1521 | delete [] errA; |
1522 | } |
1523 | |
1524 | void |
1525 | TxQuantize::ARGB8888_AI44_ErrD(uint32* src, uint32* dst, int width, int height) |
1526 | { |
1527 | /* Floyd-Steinberg error-diffusion halftoning */ |
1528 | |
1529 | /* NOTE: alpha dithering looks better for alpha gradients, but are prone |
1530 | * to producing noisy speckles for constant or step level alpha. Output |
1531 | * results should always be checked. |
1532 | */ |
1533 | boolean ditherAlpha = 0; |
1534 | |
1535 | int i, x, y; |
1536 | int qi, qa; /* quantized incoming values */ |
1537 | int ii, ia; /* incoming values */ |
1538 | int t; |
1539 | int *errI = new int[width]; |
1540 | int *errA = new int[width]; |
1541 | |
1542 | uint8 *dest = (uint8 *)dst; |
1543 | |
1544 | for (i = 0; i < width; i++) errI[i] = errA[i] = 0; |
1545 | |
1546 | for (y = 0; y < height; y++) { |
1547 | qi = qa = 0; |
1548 | for (x = 0; x < width; x++) { |
1549 | /* 3dfx style Intensity = R * 0.299 + G * 0.587 + B * 0.114 */ |
1550 | ii = ((*src >> 16) & 0xFF) * 2990 + |
1551 | ((*src >> 8) & 0xFF) * 5870 + |
1552 | ((*src ) & 0xFF) * 1140; |
1553 | ia = ((*src >> 24) & 0xFF) * 10000; |
1554 | |
1555 | /* quantize pixel values. |
1556 | * qi * 0.4375 is the error from the pixel to the left, |
1557 | * errI is the error from the pixel to the top, top left, and top right */ |
1558 | /* qi * 0.4375 is the error distrtibution to the EAST in |
1559 | * the previous loop */ |
1560 | ii += errI[x] + qi * 4375 / 10000; |
1561 | ia += errA[x] + qa * 4375 / 10000; |
1562 | |
1563 | /* error distribution to the SOUTH-EAST in the previous loop. |
1564 | * cannot calculate in the previous loop because it steps on |
1565 | * the above quantization */ |
1566 | errI[x] = qi * 625 / 10000; |
1567 | errA[x] = qa * 625 / 10000; |
1568 | |
1569 | qi = ii; |
1570 | qa = ia; |
1571 | |
1572 | /* clamp */ |
1573 | if (qi < 0) qi = 0; else if (qi > 2550000) qi = 2550000; |
1574 | if (qa < 0) qa = 0; else if (qa > 2550000) qa = 2550000; |
1575 | |
1576 | /* convert to I4 */ |
1577 | qi = qi * 0xF / 2550000; |
1578 | qa = qa * 0xF / 2550000; |
1579 | |
1580 | /* this is the value to be returned */ |
1581 | if (ditherAlpha) { |
1582 | t = (qa << 4) | qi; |
1583 | } else { |
1584 | t = qi; |
1585 | t |= ((*src >> 24) & 0xF0); |
1586 | } |
1587 | |
1588 | /* compute the errors */ |
1589 | qi = ((qi << 4) | qi) * 10000; |
1590 | qa = ((qa << 4) | qa) * 10000; |
1591 | qi = ii - qi; |
1592 | qa = ia - qa; |
1593 | |
1594 | /* compute the error distributions */ |
1595 | /* Floyd-Steinberg filter |
1596 | * 7/16 (=0.4375) to the EAST |
1597 | * 5/16 (=0.3125) to the SOUTH |
1598 | * 1/16 (=0.0625) to the SOUTH-EAST |
1599 | * 3/16 (=0.1875) to the SOUTH-WEST |
1600 | * |
1601 | * x 7/16 |
1602 | * 3/16 5/16 1/16 |
1603 | */ |
1604 | /* SOUTH-WEST */ |
1605 | if (x > 1) { |
1606 | errI[x - 1] += qi * 1875 / 10000; |
1607 | errA[x - 1] += qa * 1875 / 10000; |
1608 | } |
1609 | |
1610 | /* SOUTH */ |
1611 | errI[x] += qi * 3125 / 10000; |
1612 | errA[x] += qa * 3125 / 10000; |
1613 | |
1614 | *dest = t & 0xFF; |
1615 | |
1616 | dest++; |
1617 | src++; |
1618 | } |
1619 | } |
1620 | |
1621 | delete [] errI; |
1622 | delete [] errA; |
1623 | } |
1624 | |
1625 | void |
1626 | TxQuantize::ARGB8888_AI88_Slow(uint32* src, uint32* dst, int width, int height) |
1627 | { |
1628 | int x, y; |
1629 | uint16 *dest = (uint16 *)dst; |
1630 | for (y = 0; y < height; y++) { |
1631 | for (x = 0; x < width; x++) { |
1632 | #if 1 |
1633 | /* libpng style grayscale conversion. |
1634 | * Reduce RGB files to grayscale with or without alpha |
1635 | * using the equation given in Poynton's ColorFAQ at |
1636 | * <http://www.inforamp.net/~poynton/> |
1637 | * Copyright (c) 1998-01-04 Charles Poynton poynton at inforamp.net |
1638 | * |
1639 | * Y = 0.212671 * R + 0.715160 * G + 0.072169 * B |
1640 | * |
1641 | * We approximate this with |
1642 | * |
1643 | * Y = 0.21268 * R + 0.7151 * G + 0.07217 * B |
1644 | * |
1645 | * which can be expressed with integers as |
1646 | * |
1647 | * Y = (6969 * R + 23434 * G + 2365 * B)/32768 |
1648 | * |
1649 | * The calculation is to be done in a linear colorspace. |
1650 | */ |
1651 | *dest = (((int)((((*src >> 16) & 0xFF) * 6969 + |
1652 | ((*src >> 8) & 0xFF) * 23434 + |
1653 | ((*src ) & 0xFF) * 2365) / 32768) & 0xFF) | |
1654 | (uint16)((*src >> 16) & 0xFF00)); |
1655 | #else |
1656 | /* 3dfx style Intensity = R * 0.299 + G * 0.587 + B * 0.114 |
1657 | * this is same as the standard NTSC gray scale conversion. */ |
1658 | *dest = (((int)((((*src >> 16) & 0xFF) * 299 + |
1659 | ((*src >> 8) & 0xFF) * 587 + |
1660 | ((*src ) & 0xFF) * 114) / 1000) & 0xFF) | |
1661 | (uint16)((*src >> 16) & 0xFF00)); |
1662 | #endif |
1663 | dest++; |
1664 | src++; |
1665 | } |
1666 | } |
1667 | } |
1668 | |
1669 | void |
1670 | TxQuantize::ARGB8888_I8_Slow(uint32* src, uint32* dst, int width, int height) |
1671 | { |
1672 | int x, y; |
1673 | uint8 *dest = (uint8 *)dst; |
1674 | for (y = 0; y < height; y++) { |
1675 | for (x = 0; x < width; x++) { |
1676 | #if 1 |
1677 | /* libpng style Intensity = (6969 * R + 23434 * G + 2365 * B)/32768 */ |
1678 | *dest = (int)((((*src >> 16) & 0xFF) * 6969 + |
1679 | ((*src >> 8) & 0xFF) * 23434 + |
1680 | ((*src ) & 0xFF) * 2365) / 32768) & 0xFF; |
1681 | #else |
1682 | /* 3dfx style Intensity = R * 0.299 + G * 0.587 + B * 0.114 |
1683 | * this is same as the standard NTSC gray scale conversion. */ |
1684 | *dest = (int)((((*src >>16) & 0xFF) * 299 + |
1685 | ((*src >> 8) & 0xFF) * 587 + |
1686 | ((*src ) & 0xFF) * 114) / 1000) & 0xFF; |
1687 | #endif |
1688 | dest++; |
1689 | src++; |
1690 | } |
1691 | } |
1692 | } |
1693 | |
1694 | void |
1695 | TxQuantize::P8_16BPP(uint32* src, uint32* dest, int width, int height, uint32* palette) |
1696 | { |
1697 | /* passed in palette is RGBA5551 format */ |
1698 | #if 1 |
1699 | int i; |
1700 | int size = width * height; |
1701 | for (i = 0; i < size; i++) { |
1702 | ((uint16*)dest)[i] = ((uint16*)palette)[(int)(((uint8*)src)[i])]; |
1703 | ((uint16*)dest)[i] = ((((uint16*)dest)[i] << 15) | (((uint16*)dest)[i] >> 1)); |
1704 | } |
1705 | #else |
1706 | |
1707 | /* not finished yet... */ |
1708 | |
1709 | int siz = (width * height) >> 2; |
1710 | |
1711 | __asm { |
1712 | push ebx; |
1713 | push esi; |
1714 | push edi; |
1715 | |
1716 | mov esi, dword ptr [src]; |
1717 | mov edi, dword ptr [dest]; |
1718 | mov ecx, dword ptr [siz]; |
1719 | mov edx, dword ptr [palette]; |
1720 | |
1721 | tc1_loop: |
1722 | mov eax, dword ptr [esi]; |
1723 | add esi, 4; |
1724 | |
1725 | dec ecx; |
1726 | jnz tc1_loop; |
1727 | |
1728 | pop edi; |
1729 | pop esi; |
1730 | pop ebx; |
1731 | } |
1732 | #endif |
1733 | } |
1734 | |
1735 | boolean |
1736 | TxQuantize::quantize(uint8* src, uint8* dest, int width, int height, uint16 srcformat, uint16 destformat, boolean fastQuantizer) |
1737 | { |
1738 | typedef void (TxQuantize::*quantizerFunc)(uint32* src, uint32* dest, int width, int height); |
1739 | quantizerFunc quantizer; |
1740 | int bpp_shift = 0; |
1741 | |
1742 | if (destformat == GR_TEXFMT_ARGB_8888) { |
1743 | switch (srcformat) { |
1744 | case GR_TEXFMT_ARGB_1555: |
1745 | quantizer = &TxQuantize::ARGB1555_ARGB8888; |
1746 | bpp_shift = 1; |
1747 | break; |
1748 | case GR_TEXFMT_ARGB_4444: |
1749 | quantizer = &TxQuantize::ARGB4444_ARGB8888; |
1750 | bpp_shift = 1; |
1751 | break; |
1752 | case GR_TEXFMT_RGB_565: |
1753 | quantizer = &TxQuantize::RGB565_ARGB8888; |
1754 | bpp_shift = 1; |
1755 | break; |
1756 | case GR_TEXFMT_ALPHA_8: |
1757 | quantizer = &TxQuantize::A8_ARGB8888; |
1758 | bpp_shift = 2; |
1759 | break; |
1760 | case GR_TEXFMT_ALPHA_INTENSITY_44: |
1761 | quantizer = &TxQuantize::AI44_ARGB8888; |
1762 | bpp_shift = 2; |
1763 | break; |
1764 | case GR_TEXFMT_ALPHA_INTENSITY_88: |
1765 | quantizer = &TxQuantize::AI88_ARGB8888; |
1766 | bpp_shift = 1; |
1767 | break; |
1768 | default: |
1769 | return 0; |
1770 | } |
1771 | |
1772 | #if !defined(NO_FILTER_THREAD) |
1773 | unsigned int numcore = _numcore; |
1774 | unsigned int blkrow = 0; |
1775 | while (numcore > 1 && blkrow == 0) { |
1776 | blkrow = (height >> 2) / numcore; |
1777 | numcore--; |
1778 | } |
1779 | if (blkrow > 0 && numcore > 1) { |
1780 | std::thread *thrd[MAX_NUMCORE]; |
1781 | unsigned int i; |
1782 | int blkheight = blkrow << 2; |
1783 | unsigned int srcStride = (width * blkheight) << (2 - bpp_shift); |
1784 | unsigned int destStride = srcStride << bpp_shift; |
1785 | for (i = 0; i < numcore - 1; i++) { |
1786 | thrd[i] = new std::thread(std::bind(quantizer, |
1787 | this, |
1788 | (uint32*)src, |
1789 | (uint32*)dest, |
1790 | width, |
1791 | blkheight)); |
1792 | src += srcStride; |
1793 | dest += destStride; |
1794 | } |
1795 | thrd[i] = new std::thread(std::bind(quantizer, |
1796 | this, |
1797 | (uint32*)src, |
1798 | (uint32*)dest, |
1799 | width, |
1800 | height - blkheight * i)); |
1801 | for (i = 0; i < numcore; i++) { |
1802 | thrd[i]->join(); |
1803 | delete thrd[i]; |
1804 | } |
1805 | } else { |
1806 | (*this.*quantizer)((uint32*)src, (uint32*)dest, width, height); |
1807 | } |
1808 | #else |
1809 | (*this.*quantizer)((uint32*)src, (uint32*)dest, width, height); |
1810 | #endif |
1811 | |
1812 | } else if (srcformat == GR_TEXFMT_ARGB_8888) { |
1813 | switch (destformat) { |
1814 | case GR_TEXFMT_ARGB_1555: |
1815 | quantizer = fastQuantizer ? &TxQuantize::ARGB8888_ARGB1555 : &TxQuantize::ARGB8888_ARGB1555_ErrD; |
1816 | bpp_shift = 1; |
1817 | break; |
1818 | case GR_TEXFMT_ARGB_4444: |
1819 | quantizer = fastQuantizer ? &TxQuantize::ARGB8888_ARGB4444 : &TxQuantize::ARGB8888_ARGB4444_ErrD; |
1820 | bpp_shift = 1; |
1821 | break; |
1822 | case GR_TEXFMT_RGB_565: |
1823 | quantizer = fastQuantizer ? &TxQuantize::ARGB8888_RGB565 : &TxQuantize::ARGB8888_RGB565_ErrD; |
1824 | bpp_shift = 1; |
1825 | break; |
1826 | case GR_TEXFMT_ALPHA_8: |
1827 | case GR_TEXFMT_INTENSITY_8: |
1828 | quantizer = fastQuantizer ? &TxQuantize::ARGB8888_A8 : &TxQuantize::ARGB8888_I8_Slow; |
1829 | bpp_shift = 2; |
1830 | break; |
1831 | case GR_TEXFMT_ALPHA_INTENSITY_44: |
1832 | quantizer = fastQuantizer ? &TxQuantize::ARGB8888_AI44 : &TxQuantize::ARGB8888_AI44_ErrD; |
1833 | bpp_shift = 2; |
1834 | break; |
1835 | case GR_TEXFMT_ALPHA_INTENSITY_88: |
1836 | quantizer = fastQuantizer ? &TxQuantize::ARGB8888_AI88 : &TxQuantize::ARGB8888_AI88_Slow; |
1837 | bpp_shift = 1; |
1838 | break; |
1839 | default: |
1840 | return 0; |
1841 | } |
1842 | |
1843 | #if !defined(NO_FILTER_THREAD) |
1844 | unsigned int numcore = _numcore; |
1845 | unsigned int blkrow = 0; |
1846 | while (numcore > 1 && blkrow == 0) { |
1847 | blkrow = (height >> 2) / numcore; |
1848 | numcore--; |
1849 | } |
1850 | if (blkrow > 0 && numcore > 1) { |
1851 | std::thread *thrd[MAX_NUMCORE]; |
1852 | unsigned int i; |
1853 | int blkheight = blkrow << 2; |
1854 | unsigned int srcStride = (width * blkheight) << 2; |
1855 | unsigned int destStride = srcStride >> bpp_shift; |
1856 | for (i = 0; i < numcore - 1; i++) { |
1857 | thrd[i] = new std::thread(std::bind(quantizer, |
1858 | this, |
1859 | (uint32*)src, |
1860 | (uint32*)dest, |
1861 | width, |
1862 | blkheight)); |
1863 | src += srcStride; |
1864 | dest += destStride; |
1865 | } |
1866 | thrd[i] = new std::thread(std::bind(quantizer, |
1867 | this, |
1868 | (uint32*)src, |
1869 | (uint32*)dest, |
1870 | width, |
1871 | height - blkheight * i)); |
1872 | for (i = 0; i < numcore; i++) { |
1873 | thrd[i]->join(); |
1874 | delete thrd[i]; |
1875 | } |
1876 | } else { |
1877 | (*this.*quantizer)((uint32*)src, (uint32*)dest, width, height); |
1878 | } |
1879 | #else |
1880 | (*this.*quantizer)((uint32*)src, (uint32*)dest, width, height); |
1881 | #endif |
1882 | |
1883 | } else { |
1884 | return 0; |
1885 | } |
1886 | |
1887 | return 1; |
1888 | } |
1889 | |
1890 | boolean |
1891 | TxQuantize::FXT1(uint8 *src, uint8 *dest, |
1892 | int srcwidth, int srcheight, uint16 srcformat, |
1893 | int *destwidth, int *destheight, uint16 *destformat) |
1894 | { |
1895 | /* |
1896 | * NOTE: src must be in ARGB8888 format, srcformat describes |
1897 | * the closest 16bbp representation of src. |
1898 | * |
1899 | * NOTE: I have modified the dxtn library to use ARGB format |
1900 | * which originaly was ABGR format. |
1901 | */ |
1902 | |
1903 | boolean bRet = 0; |
1904 | |
1905 | if (_tx_compress_fxt1 && |
1906 | srcwidth >= 8 && srcheight >= 4) { |
1907 | /* compress to fxt1 |
1908 | * width and height must be larger than 8 and 4 respectively |
1909 | */ |
1910 | int dstRowStride = ((srcwidth + 7) & ~7) << 1; |
1911 | int srcRowStride = (srcwidth << 2); |
1912 | |
1913 | #if !defined(NO_FILTER_THREAD) |
1914 | unsigned int numcore = _numcore; |
1915 | unsigned int blkrow = 0; |
1916 | while (numcore > 1 && blkrow == 0) { |
1917 | blkrow = (srcheight >> 2) / numcore; |
1918 | numcore--; |
1919 | } |
1920 | if (blkrow > 0 && numcore > 1) { |
1921 | std::thread *thrd[MAX_NUMCORE]; |
1922 | unsigned int i; |
1923 | int blkheight = blkrow << 2; |
1924 | unsigned int srcStride = (srcwidth * blkheight) << 2; |
1925 | unsigned int destStride = dstRowStride * blkrow; |
1926 | for (i = 0; i < numcore - 1; i++) { |
1927 | thrd[i] = new std::thread(std::bind(_tx_compress_fxt1, |
1928 | srcwidth, |
1929 | blkheight, |
1930 | 4, |
1931 | src, |
1932 | srcRowStride, |
1933 | dest, |
1934 | dstRowStride)); |
1935 | src += srcStride; |
1936 | dest += destStride; |
1937 | } |
1938 | thrd[i] = new std::thread(std::bind(_tx_compress_fxt1, |
1939 | srcwidth, |
1940 | srcheight - blkheight * i, |
1941 | 4, |
1942 | src, |
1943 | srcRowStride, |
1944 | dest, |
1945 | dstRowStride)); |
1946 | for (i = 0; i < numcore; i++) { |
1947 | thrd[i]->join(); |
1948 | delete thrd[i]; |
1949 | } |
1950 | } else { |
1951 | (*_tx_compress_fxt1)(srcwidth, /* width */ |
1952 | srcheight, /* height */ |
1953 | 4, /* comps: ARGB8888=4, RGB888=3 */ |
1954 | src, /* source */ |
1955 | srcRowStride, /* width*comps */ |
1956 | dest, /* destination */ |
1957 | dstRowStride); /* 16 bytes per 8x4 texel */ |
1958 | } |
1959 | #else |
1960 | (*_tx_compress_fxt1)(srcwidth, /* width */ |
1961 | srcheight, /* height */ |
1962 | 4, /* comps: ARGB8888=4, RGB888=3 */ |
1963 | src, /* source */ |
1964 | srcRowStride, /* width*comps */ |
1965 | dest, /* destination */ |
1966 | dstRowStride); /* 16 bytes per 8x4 texel */ |
1967 | #endif |
1968 | |
1969 | /* dxtn adjusts width and height to M8 and M4 respectively by replication */ |
1970 | *destwidth = (srcwidth + 7) & ~7; |
1971 | *destheight = (srcheight + 3) & ~3; |
1972 | *destformat = GR_TEXFMT_ARGB_CMP_FXT1; |
1973 | |
1974 | bRet = 1; |
1975 | } |
1976 | |
1977 | return bRet; |
1978 | } |
1979 | |
1980 | boolean |
1981 | TxQuantize::DXTn(uint8 *src, uint8 *dest, |
1982 | int srcwidth, int srcheight, uint16 srcformat, |
1983 | int *destwidth, int *destheight, uint16 *destformat) |
1984 | { |
1985 | /* |
1986 | * NOTE: src must be in ARGB8888 format, srcformat describes |
1987 | * the closest 16bbp representation of src. |
1988 | * |
1989 | * NOTE: I have modified the dxtn library to use ARGB format |
1990 | * which originaly was ABGR format. |
1991 | */ |
1992 | |
1993 | boolean bRet = 0; |
1994 | |
2d262872 |
1995 | if (_tx_compress_dxtn_rgba && |
98e75f2d |
1996 | srcwidth >= 4 && srcheight >= 4) { |
1997 | /* compress to dxtn |
1998 | * width and height must be larger than 4 |
1999 | */ |
2000 | |
2001 | /* skip formats that DXTn won't help in size. */ |
2002 | if (srcformat == GR_TEXFMT_ALPHA_8 || |
2003 | srcformat == GR_TEXFMT_ALPHA_INTENSITY_44) { |
2004 | ; /* shutup compiler */ |
2005 | } else { |
2006 | int dstRowStride = ((srcwidth + 3) & ~3) << 2; |
2007 | int compression = GL_COMPRESSED_RGBA_S3TC_DXT5_EXT; |
2008 | |
2009 | *destformat = GR_TEXFMT_ARGB_CMP_DXT5; |
2010 | |
2011 | #if !GLIDE64_DXTN |
2012 | /* okay... we are going to disable DXT1 with 1bit alpha |
2013 | * for Glide64. some textures have all 0 alpha values. |
2014 | * see "N64 Kobe Bryant in NBA Courtside" |
2015 | */ |
2016 | if (srcformat == GR_TEXFMT_ARGB_1555) { |
2017 | dstRowStride >>= 1; |
2018 | compression = GL_COMPRESSED_RGBA_S3TC_DXT1_EXT; |
2019 | *destformat = GR_TEXFMT_ARGB_CMP_DXT1; |
2020 | } else |
2021 | #endif |
2022 | if (srcformat == GR_TEXFMT_RGB_565 || |
2023 | srcformat == GR_TEXFMT_INTENSITY_8) { |
2024 | dstRowStride >>= 1; |
2025 | compression = GL_COMPRESSED_RGB_S3TC_DXT1_EXT; |
2026 | *destformat = GR_TEXFMT_ARGB_CMP_DXT1; |
2027 | } |
2028 | |
2029 | #if !defined(NO_FILTER_THREAD) |
2030 | unsigned int numcore = _numcore; |
2031 | unsigned int blkrow = 0; |
2032 | while (numcore > 1 && blkrow == 0) { |
2033 | blkrow = (srcheight >> 2) / numcore; |
2034 | numcore--; |
2035 | } |
2036 | if (blkrow > 0 && numcore > 1) { |
2037 | std::thread *thrd[MAX_NUMCORE]; |
2038 | unsigned int i; |
2039 | int blkheight = blkrow << 2; |
2040 | unsigned int srcStride = (srcwidth * blkheight) << 2; |
2041 | unsigned int destStride = dstRowStride * blkrow; |
2042 | for (i = 0; i < numcore - 1; i++) { |
2d262872 |
2043 | thrd[i] = new std::thread(std::bind(_tx_compress_dxtn_rgba, |
98e75f2d |
2044 | 4, |
2045 | srcwidth, |
2046 | blkheight, |
2047 | src, |
2048 | compression, |
2049 | dest, |
2050 | dstRowStride)); |
2051 | src += srcStride; |
2052 | dest += destStride; |
2053 | } |
2d262872 |
2054 | thrd[i] = new std::thread(std::bind(_tx_compress_dxtn_rgba, |
98e75f2d |
2055 | 4, |
2056 | srcwidth, |
2057 | srcheight - blkheight * i, |
2058 | src, |
2059 | compression, |
2060 | dest, |
2061 | dstRowStride)); |
2062 | for (i = 0; i < numcore; i++) { |
2063 | thrd[i]->join(); |
2064 | delete thrd[i]; |
2065 | } |
2066 | } else { |
2d262872 |
2067 | (*_tx_compress_dxtn_rgba)(4, /* comps: ARGB8888=4, RGB888=3 */ |
98e75f2d |
2068 | srcwidth, /* width */ |
2069 | srcheight, /* height */ |
2070 | src, /* source */ |
2071 | compression, /* format */ |
2072 | dest, /* destination */ |
2073 | dstRowStride); /* DXT1 = 8 bytes per 4x4 texel |
2074 | * others = 16 bytes per 4x4 texel */ |
2075 | } |
2076 | #else |
2d262872 |
2077 | (*_tx_compress_dxtn_rgba)(4, /* comps: ARGB8888=4, RGB888=3 */ |
98e75f2d |
2078 | srcwidth, /* width */ |
2079 | srcheight, /* height */ |
2080 | src, /* source */ |
2081 | compression, /* format */ |
2082 | dest, /* destination */ |
2083 | dstRowStride); /* DXT1 = 8 bytes per 4x4 texel |
2084 | * others = 16 bytes per 4x4 texel */ |
2085 | #endif |
2086 | |
2087 | /* dxtn adjusts width and height to M4 by replication */ |
2088 | *destwidth = (srcwidth + 3) & ~3; |
2089 | *destheight = (srcheight + 3) & ~3; |
2090 | |
2091 | bRet = 1; |
2092 | } |
2093 | } |
2094 | |
2095 | return bRet; |
2096 | } |
2097 | |
2098 | boolean |
2099 | TxQuantize::compress(uint8 *src, uint8 *dest, |
2100 | int srcwidth, int srcheight, uint16 srcformat, |
2101 | int *destwidth, int *destheight, uint16 *destformat, |
2102 | int compressionType) |
2103 | { |
2104 | boolean bRet = 0; |
2105 | |
2106 | switch (compressionType) { |
2107 | case FXT1_COMPRESSION: |
2108 | bRet = FXT1(src, dest, |
2109 | srcwidth, srcheight, srcformat, |
2110 | destwidth, destheight, destformat); |
2111 | break; |
2112 | case S3TC_COMPRESSION: |
2113 | bRet = DXTn(src, dest, |
2114 | srcwidth, srcheight, srcformat, |
2115 | destwidth, destheight, destformat); |
2116 | break; |
2117 | case NCC_COMPRESSION: |
2118 | /* TODO: narrow channel compression */ |
2119 | ; |
2120 | } |
2121 | |
2122 | return bRet; |
2123 | } |
2124 | |
2125 | #if 0 /* unused */ |
2126 | void |
2127 | TxQuantize::I8_ARGB8888(uint32* src, uint32* dest, int width, int height) |
2128 | { |
2129 | int siz = (width * height) >> 2; |
2130 | |
2131 | __asm { |
2132 | push ebx; |
2133 | push esi; |
2134 | push edi; |
2135 | |
2136 | mov esi, dword ptr [src]; |
2137 | mov edi, dword ptr [dest]; |
2138 | mov ecx, dword ptr [siz]; |
2139 | |
2140 | tc1_loop: |
2141 | mov eax, dword ptr [esi]; |
2142 | add esi, 4; |
2143 | |
2144 | // aaaaaaaa |
2145 | // 11111111 aaaaaaaa aaaaaaaa aaaaaaaa |
2146 | mov edx, eax; |
2147 | and eax, 0x000000ff; |
2148 | mov ebx, eax; // 00000000 00000000 00000000 aaaaaaaa |
2149 | shl ebx, 8; // 00000000 00000000 aaaaaaaa 00000000 |
2150 | or eax, ebx; // 00000000 00000000 aaaaaaaa aaaaaaaa |
2151 | shl ebx, 8; // 00000000 aaaaaaaa 00000000 00000000 |
2152 | or eax, ebx; // 00000000 aaaaaaaa aaaaaaaa aaaaaaaa |
2153 | or eax, 0xff000000; // 11111111 aaaaaaaa aaaaaaaa aaaaaaaa |
2154 | |
2155 | mov dword ptr [edi], eax; |
2156 | add edi, 4; |
2157 | |
2158 | mov eax, edx; |
2159 | and eax, 0x0000ff00; |
2160 | mov ebx, eax; // 00000000 00000000 aaaaaaaa 00000000 |
2161 | shr ebx, 8; // 00000000 00000000 00000000 aaaaaaaa |
2162 | or eax, ebx; // 00000000 00000000 aaaaaaaa aaaaaaaa |
2163 | shl ebx, 16; // 00000000 aaaaaaaa 00000000 00000000 |
2164 | or eax, ebx; // 00000000 aaaaaaaa aaaaaaaa aaaaaaaa |
2165 | or eax, 0xff000000; // 11111111 aaaaaaaa aaaaaaaa aaaaaaaa |
2166 | |
2167 | mov dword ptr [edi], eax; |
2168 | add edi, 4; |
2169 | |
2170 | mov eax, edx; |
2171 | and eax, 0x00ff0000; |
2172 | mov ebx, eax; // 00000000 aaaaaaaa 00000000 00000000 |
2173 | shr ebx, 8; // 00000000 00000000 aaaaaaaa 00000000 |
2174 | or eax, ebx; // 00000000 aaaaaaaa aaaaaaaa 00000000 |
2175 | shr ebx, 8; // 00000000 00000000 00000000 aaaaaaaa |
2176 | or eax, ebx; // 00000000 aaaaaaaa aaaaaaaa aaaaaaaa |
2177 | or eax, 0xff000000; // 11111111 aaaaaaaa aaaaaaaa aaaaaaaa |
2178 | |
2179 | mov dword ptr [edi], eax; |
2180 | add edi, 4; |
2181 | |
2182 | mov eax, edx; |
2183 | and eax, 0xff000000; |
2184 | mov ebx, eax; // aaaaaaaa 00000000 00000000 00000000 |
2185 | shr ebx, 8; // 00000000 aaaaaaaa 00000000 00000000 |
2186 | or eax, ebx; // aaaaaaaa aaaaaaaa 00000000 00000000 |
2187 | shr ebx, 8; // 00000000 00000000 aaaaaaaa 00000000 |
2188 | or eax, ebx; // aaaaaaaa aaaaaaaa aaaaaaaa 00000000 |
2189 | shr eax, 8; // 00000000 aaaaaaaa aaaaaaaa aaaaaaaa |
2190 | or eax, 0xff000000; // 11111111 aaaaaaaa aaaaaaaa aaaaaaaa |
2191 | |
2192 | mov dword ptr [edi], eax; |
2193 | add edi, 4; |
2194 | |
2195 | dec ecx; |
2196 | jnz tc1_loop; |
2197 | |
2198 | pop edi; |
2199 | pop esi; |
2200 | pop ebx; |
2201 | } |
2202 | } |
2203 | |
2204 | void |
2205 | TxQuantize::ARGB8888_I8(uint32* src, uint32* dest, int width, int height) |
2206 | { |
2207 | ARGB8888_A8(src, dest, width, height); |
2208 | } |
2209 | |
2210 | void |
2211 | TxQuantize::ARGB1555_ABGR8888(uint32* src, uint32* dest, int width, int height) |
2212 | { |
2213 | int siz = (width * height) >> 1; |
2214 | |
2215 | __asm { |
2216 | push ebx; |
2217 | push esi; |
2218 | push edi; |
2219 | |
2220 | mov esi, dword ptr [src]; |
2221 | mov edi, dword ptr [dest]; |
2222 | mov ecx, dword ptr [siz]; |
2223 | |
2224 | tc1_loop: |
2225 | mov eax, dword ptr [esi]; |
2226 | add esi, 4; |
2227 | |
2228 | // arrr rrgg gggb bbbb |
2229 | // aaaaaaaa bbbbbbbb gggggggg rrrrrrrr |
2230 | mov edx, eax; // edx = arrrrrgg gggbbbbb arrrrrgg gggbbbbb |
2231 | and ebx, 0x00000000; |
2232 | and eax, 0x00008000; // eax = 00000000 00000000 a0000000 00000000 |
2233 | jz transparent1; |
2234 | or ebx, 0xff000000; // ebx = aaaaaaaa 00000000 00000000 00000000 |
2235 | |
2236 | transparent1: |
2237 | mov eax, edx; // eax = arrrrrgg gggbbbbb arrrrrgg gggbbbbb |
2238 | and edx, 0x0000001f; // edx = 00000000 00000000 00000000 000bbbbb |
2239 | shl edx, 14; // edx = 00000000 00000bbb bb000000 00000000 |
2240 | or ebx, edx; // ebx = aaaaaaaa 00000bbb bb000000 00000000 |
2241 | shl edx, 5; // edx = 00000000 bbbbb000 00000000 00000000 |
2242 | or ebx, edx; // ebx = aaaaaaaa bbbbbbbb bb000000 00000000 |
2243 | and ebx, 0xffff0000; // ebx = aaaaaaaa bbbbbbbb 00000000 00000000 |
2244 | mov edx, eax; |
2245 | and edx, 0x000003e0; // edx = 00000000 00000000 000000gg ggg00000 |
2246 | shl edx, 1; // edx = 00000000 00000000 00000ggg gg000000 |
2247 | or ebx, edx; // ebx = aaaaaaaa bbbbbbbb 00000ggg gg000000 |
2248 | shl edx, 5; // edx = 00000000 00000000 ggggg000 00000000 |
2249 | or ebx, edx; // ebx = aaaaaaaa bbbbbbbb gggggggg gg000000 |
2250 | and ebx, 0xffffff00; // ebx = aaaaaaaa bbbbbbbb gggggggg 00000000 |
2251 | mov edx, eax; |
2252 | and edx, 0x00007c00; // edx = 00000000 00000000 0rrrrr00 00000000 |
2253 | shr edx, 7; // edx = 00000000 00000000 00000000 rrrrr000 |
2254 | or ebx, edx; // ebx = aaaaaaaa bbbbbbbb gggggggg rrrrr000 |
2255 | shr edx, 5; // edx = 00000000 00000000 00000000 00000rrr |
2256 | or ebx, edx; // ebx = aaaaaaaa bbbbbbbb gggggggg rrrrrrrr |
2257 | |
2258 | mov dword ptr [edi], ebx; |
2259 | add edi, 4; |
2260 | |
2261 | shr eax, 16; // eax = 00000000 00000000 arrrrrgg gggbbbbb |
2262 | mov edx, eax; // edx = 00000000 00000000 arrrrrgg gggbbbbb |
2263 | and ebx, 0x00000000; |
2264 | and eax, 0x00008000; // eax = 00000000 00000000 a0000000 00000000 |
2265 | jz transparent2; |
2266 | or ebx, 0xff000000; // ebx = aaaaaaaa 00000000 00000000 00000000 |
2267 | |
2268 | transparent2: |
2269 | mov eax, edx; // eax = arrrrrgg gggbbbbb arrrrrgg gggbbbbb |
2270 | and edx, 0x0000001f; // edx = 00000000 00000000 00000000 000bbbbb |
2271 | shl edx, 14; // edx = 00000000 00000bbb bb000000 00000000 |
2272 | or ebx, edx; // ebx = aaaaaaaa 00000bbb bb000000 00000000 |
2273 | shl edx, 5; // edx = 00000000 bbbbb000 00000000 00000000 |
2274 | or ebx, edx; // ebx = aaaaaaaa bbbbbbbb bb000000 00000000 |
2275 | and ebx, 0xffff0000; // ebx = aaaaaaaa bbbbbbbb 00000000 00000000 |
2276 | mov edx, eax; |
2277 | and edx, 0x000003e0; // edx = 00000000 00000000 000000gg ggg00000 |
2278 | shl edx, 1; // edx = 00000000 00000000 00000ggg gg000000 |
2279 | or ebx, edx; // ebx = aaaaaaaa bbbbbbbb 00000ggg gg000000 |
2280 | shl edx, 5; // edx = 00000000 00000000 ggggg000 00000000 |
2281 | or ebx, edx; // ebx = aaaaaaaa bbbbbbbb gggggggg gg000000 |
2282 | and ebx, 0xffffff00; // ebx = aaaaaaaa bbbbbbbb gggggggg 00000000 |
2283 | mov edx, eax; |
2284 | and edx, 0x00007c00; // edx = 00000000 00000000 0rrrrr00 00000000 |
2285 | shr edx, 7; // edx = 00000000 00000000 00000000 rrrrr000 |
2286 | or ebx, edx; // ebx = aaaaaaaa bbbbbbbb gggggggg rrrrr000 |
2287 | shr edx, 5; // edx = 00000000 00000000 00000000 00000rrr |
2288 | or ebx, edx; // ebx = aaaaaaaa bbbbbbbb gggggggg rrrrrrrr |
2289 | |
2290 | mov dword ptr [edi], ebx; |
2291 | add edi, 4; |
2292 | |
2293 | dec ecx; |
2294 | jnz tc1_loop; |
2295 | |
2296 | pop edi; |
2297 | pop esi; |
2298 | pop ebx; |
2299 | } |
2300 | } |
2301 | |
2302 | void |
2303 | TxQuantize::ARGB4444_ABGR8888(uint32* src, uint32* dest, int width, int height) |
2304 | { |
2305 | int siz = (width * height) >> 1; |
2306 | |
2307 | __asm { |
2308 | push ebx; |
2309 | push esi; |
2310 | push edi; |
2311 | |
2312 | mov esi, dword ptr [src]; |
2313 | mov edi, dword ptr [dest]; |
2314 | mov ecx, dword ptr [siz]; |
2315 | |
2316 | tc1_loop: |
2317 | mov eax, dword ptr [esi]; |
2318 | add esi, 4; |
2319 | |
2320 | // aaaa rrrr gggg bbbb |
2321 | // aaaaaaaa bbbbbbbb gggggggg rrrrrrrr |
2322 | mov edx, eax; |
2323 | and eax, 0x0000ffff; |
2324 | mov ebx, eax; // 00000000 00000000 aaaarrrr ggggbbbb |
2325 | and ebx, 0x0000f000; // 00000000 00000000 aaaa0000 00000000 |
2326 | shl ebx, 12; // 0000aaaa 00000000 00000000 00000000 |
2327 | or eax, ebx; // 0000aaaa 00000000 aaaarrrr ggggbbbb |
2328 | mov ebx, eax; |
2329 | and ebx, 0x0000000f; // 00000000 00000000 00000000 0000bbbb |
2330 | shl ebx, 16; // 00000000 0000bbbb 00000000 00000000 |
2331 | or eax, ebx; // 0000aaaa 0000bbbb aaaarrrr ggggbbbb |
2332 | mov ebx, eax; |
2333 | and ebx, 0x00000f00; // 00000000 00000000 0000rrrr 00000000 |
2334 | shr ebx, 8; // 00000000 00000000 00000000 0000rrrr |
2335 | and eax, 0xfffffff0; |
2336 | or eax, ebx; // 0000aaaa 0000bbbb aaaarrrr ggggrrrr |
2337 | mov ebx, eax; |
2338 | and ebx, 0x000000f0; // 00000000 00000000 00000000 gggg0000 |
2339 | shl ebx, 4; // 00000000 00000000 0000gggg 00000000 |
2340 | and eax, 0x0f0f000f; // 0000aaaa 0000bbbb 00000000 0000rrrr |
2341 | or eax, ebx; // 0000aaaa 0000bbbb 0000gggg 0000rrrr |
2342 | mov ebx, eax; |
2343 | shl ebx, 4; // aaaa0000 bbbb0000 gggg0000 rrrr0000 |
2344 | or eax, ebx; // aaaaaaaa bbbbbbbb gggggggg rrrrrrrr |
2345 | |
2346 | mov dword ptr [edi], eax; |
2347 | |
2348 | add edi, 4; |
2349 | |
2350 | shr edx, 16; |
2351 | mov ebx, edx; // 00000000 00000000 aaaarrrr ggggbbbb |
2352 | and ebx, 0x0000f000; // 00000000 00000000 aaaa0000 00000000 |
2353 | shl ebx, 12; // 0000aaaa 00000000 00000000 00000000 |
2354 | or edx, ebx; // 0000aaaa 00000000 aaaarrrr ggggbbbb |
2355 | mov ebx, edx; |
2356 | and ebx, 0x0000000f; // 00000000 00000000 00000000 0000bbbb |
2357 | shl ebx, 16; // 00000000 0000bbbb 00000000 00000000 |
2358 | or edx, ebx; // 0000aaaa 0000bbbb aaaarrrr ggggbbbb |
2359 | mov ebx, edx; |
2360 | and ebx, 0x00000f00; // 00000000 00000000 0000rrrr 00000000 |
2361 | shr ebx, 8; // 00000000 00000000 00000000 0000rrrr |
2362 | and edx, 0xfffffff0; |
2363 | or edx, ebx; // 0000aaaa 0000bbbb aaaarrrr ggggrrrr |
2364 | mov ebx, edx; |
2365 | and ebx, 0x000000f0; // 00000000 00000000 00000000 gggg0000 |
2366 | shl ebx, 4; // 00000000 00000000 0000gggg 00000000 |
2367 | and edx, 0x0f0f000f; // 0000aaaa 0000bbbb 00000000 0000rrrr |
2368 | or edx, ebx; // 0000aaaa 0000bbbb 0000gggg 0000rrrr |
2369 | mov ebx, edx; |
2370 | shl ebx, 4; // aaaa0000 bbbb0000 gggg0000 rrrr0000 |
2371 | or edx, ebx; // aaaaaaaa bbbbbbbb gggggggg rrrrrrrr |
2372 | |
2373 | mov dword ptr [edi], edx; |
2374 | add edi, 4; |
2375 | |
2376 | dec ecx; |
2377 | jnz tc1_loop; |
2378 | |
2379 | pop edi; |
2380 | pop esi; |
2381 | pop ebx; |
2382 | } |
2383 | } |
2384 | |
2385 | void |
2386 | TxQuantize::ARGB8888_ABGR8888(uint32* src, uint32* dest, int width, int height) |
2387 | { |
2388 | int siz = width * height; |
2389 | |
2390 | __asm { |
2391 | push ebx; |
2392 | push esi; |
2393 | push edi; |
2394 | |
2395 | mov esi, dword ptr [src]; |
2396 | mov edi, dword ptr [dest]; |
2397 | mov ecx, dword ptr [siz]; |
2398 | |
2399 | tc1_loop: |
2400 | mov eax, dword ptr [esi]; |
2401 | add esi, 4; |
2402 | |
2403 | // aaaaaaaa bbbbbbbb gggggggg rrrrrrrr |
2404 | mov edx, eax; |
2405 | bswap edx; |
2406 | shr edx, 8; |
2407 | and eax, 0xff000000; |
2408 | |
2409 | or eax, edx; |
2410 | |
2411 | mov dword ptr [edi], eax; |
2412 | add edi, 4; |
2413 | |
2414 | dec ecx; |
2415 | jnz tc1_loop; |
2416 | |
2417 | pop edi; |
2418 | pop esi; |
2419 | pop ebx; |
2420 | } |
2421 | } |
2422 | #endif |