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Move colorspace conversion functions implemented in pure C from template
[mplayer/glamo.git] / libswscale / swscale_template.c
blob1bb0e1dbb62548252b9afa4464d0433c77855abc
1 /*
2 * Copyright (C) 2001-2003 Michael Niedermayer <michaelni@gmx.at>
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 *
20 * The C code (not assembly, MMX, ...) of this file can be used
21 * under the LGPL license.
22 */
23
24 #undef REAL_MOVNTQ
25 #undef MOVNTQ
26 #undef PAVGB
27 #undef PREFETCH
28 #undef PREFETCHW
29
30 #if HAVE_AMD3DNOW
31 #define PREFETCH "prefetch"
32 #define PREFETCHW "prefetchw"
33 #elif HAVE_MMX2
34 #define PREFETCH "prefetchnta"
35 #define PREFETCHW "prefetcht0"
36 #else
37 #define PREFETCH " # nop"
38 #define PREFETCHW " # nop"
39 #endif
40
41 #if HAVE_MMX2
42 #define PAVGB(a,b) "pavgb " #a ", " #b " \n\t"
43 #elif HAVE_AMD3DNOW
44 #define PAVGB(a,b) "pavgusb " #a ", " #b " \n\t"
45 #endif
46
47 #if HAVE_MMX2
48 #define REAL_MOVNTQ(a,b) "movntq " #a ", " #b " \n\t"
49 #else
50 #define REAL_MOVNTQ(a,b) "movq " #a ", " #b " \n\t"
51 #endif
52 #define MOVNTQ(a,b) REAL_MOVNTQ(a,b)
53
54 #if HAVE_ALTIVEC
55 #include "ppc/swscale_altivec_template.c"
56 #endif
57
58 #define YSCALEYUV2YV12X(x, offset, dest, width) \
59 __asm__ volatile(\
60 "xor %%"REG_a", %%"REG_a" \n\t"\
61 "movq "VROUNDER_OFFSET"(%0), %%mm3 \n\t"\
62 "movq %%mm3, %%mm4 \n\t"\
63 "lea " offset "(%0), %%"REG_d" \n\t"\
64 "mov (%%"REG_d"), %%"REG_S" \n\t"\
65 ASMALIGN(4) /* FIXME Unroll? */\
66 "1: \n\t"\
67 "movq 8(%%"REG_d"), %%mm0 \n\t" /* filterCoeff */\
68 "movq " x "(%%"REG_S", %%"REG_a", 2), %%mm2 \n\t" /* srcData */\
69 "movq 8+" x "(%%"REG_S", %%"REG_a", 2), %%mm5 \n\t" /* srcData */\
70 "add $16, %%"REG_d" \n\t"\
71 "mov (%%"REG_d"), %%"REG_S" \n\t"\
72 "test %%"REG_S", %%"REG_S" \n\t"\
73 "pmulhw %%mm0, %%mm2 \n\t"\
74 "pmulhw %%mm0, %%mm5 \n\t"\
75 "paddw %%mm2, %%mm3 \n\t"\
76 "paddw %%mm5, %%mm4 \n\t"\
77 " jnz 1b \n\t"\
78 "psraw $3, %%mm3 \n\t"\
79 "psraw $3, %%mm4 \n\t"\
80 "packuswb %%mm4, %%mm3 \n\t"\
81 MOVNTQ(%%mm3, (%1, %%REGa))\
82 "add $8, %%"REG_a" \n\t"\
83 "cmp %2, %%"REG_a" \n\t"\
84 "movq "VROUNDER_OFFSET"(%0), %%mm3 \n\t"\
85 "movq %%mm3, %%mm4 \n\t"\
86 "lea " offset "(%0), %%"REG_d" \n\t"\
87 "mov (%%"REG_d"), %%"REG_S" \n\t"\
88 "jb 1b \n\t"\
89 :: "r" (&c->redDither),\
90 "r" (dest), "g" (width)\
91 : "%"REG_a, "%"REG_d, "%"REG_S\
92 );
93
94 #define YSCALEYUV2YV12X_ACCURATE(x, offset, dest, width) \
95 __asm__ volatile(\
96 "lea " offset "(%0), %%"REG_d" \n\t"\
97 "xor %%"REG_a", %%"REG_a" \n\t"\
98 "pxor %%mm4, %%mm4 \n\t"\
99 "pxor %%mm5, %%mm5 \n\t"\
100 "pxor %%mm6, %%mm6 \n\t"\
101 "pxor %%mm7, %%mm7 \n\t"\
102 "mov (%%"REG_d"), %%"REG_S" \n\t"\
103 ASMALIGN(4) \
104 "1: \n\t"\
105 "movq " x "(%%"REG_S", %%"REG_a", 2), %%mm0 \n\t" /* srcData */\
106 "movq 8+" x "(%%"REG_S", %%"REG_a", 2), %%mm2 \n\t" /* srcData */\
107 "mov "STR(APCK_PTR2)"(%%"REG_d"), %%"REG_S" \n\t"\
108 "movq " x "(%%"REG_S", %%"REG_a", 2), %%mm1 \n\t" /* srcData */\
109 "movq %%mm0, %%mm3 \n\t"\
110 "punpcklwd %%mm1, %%mm0 \n\t"\
111 "punpckhwd %%mm1, %%mm3 \n\t"\
112 "movq "STR(APCK_COEF)"(%%"REG_d"), %%mm1 \n\t" /* filterCoeff */\
113 "pmaddwd %%mm1, %%mm0 \n\t"\
114 "pmaddwd %%mm1, %%mm3 \n\t"\
115 "paddd %%mm0, %%mm4 \n\t"\
116 "paddd %%mm3, %%mm5 \n\t"\
117 "movq 8+" x "(%%"REG_S", %%"REG_a", 2), %%mm3 \n\t" /* srcData */\
118 "mov "STR(APCK_SIZE)"(%%"REG_d"), %%"REG_S" \n\t"\
119 "add $"STR(APCK_SIZE)", %%"REG_d" \n\t"\
120 "test %%"REG_S", %%"REG_S" \n\t"\
121 "movq %%mm2, %%mm0 \n\t"\
122 "punpcklwd %%mm3, %%mm2 \n\t"\
123 "punpckhwd %%mm3, %%mm0 \n\t"\
124 "pmaddwd %%mm1, %%mm2 \n\t"\
125 "pmaddwd %%mm1, %%mm0 \n\t"\
126 "paddd %%mm2, %%mm6 \n\t"\
127 "paddd %%mm0, %%mm7 \n\t"\
128 " jnz 1b \n\t"\
129 "psrad $16, %%mm4 \n\t"\
130 "psrad $16, %%mm5 \n\t"\
131 "psrad $16, %%mm6 \n\t"\
132 "psrad $16, %%mm7 \n\t"\
133 "movq "VROUNDER_OFFSET"(%0), %%mm0 \n\t"\
134 "packssdw %%mm5, %%mm4 \n\t"\
135 "packssdw %%mm7, %%mm6 \n\t"\
136 "paddw %%mm0, %%mm4 \n\t"\
137 "paddw %%mm0, %%mm6 \n\t"\
138 "psraw $3, %%mm4 \n\t"\
139 "psraw $3, %%mm6 \n\t"\
140 "packuswb %%mm6, %%mm4 \n\t"\
141 MOVNTQ(%%mm4, (%1, %%REGa))\
142 "add $8, %%"REG_a" \n\t"\
143 "cmp %2, %%"REG_a" \n\t"\
144 "lea " offset "(%0), %%"REG_d" \n\t"\
145 "pxor %%mm4, %%mm4 \n\t"\
146 "pxor %%mm5, %%mm5 \n\t"\
147 "pxor %%mm6, %%mm6 \n\t"\
148 "pxor %%mm7, %%mm7 \n\t"\
149 "mov (%%"REG_d"), %%"REG_S" \n\t"\
150 "jb 1b \n\t"\
151 :: "r" (&c->redDither),\
152 "r" (dest), "g" (width)\
153 : "%"REG_a, "%"REG_d, "%"REG_S\
154 );
155
156 #define YSCALEYUV2YV121 \
157 "mov %2, %%"REG_a" \n\t"\
158 ASMALIGN(4) /* FIXME Unroll? */\
159 "1: \n\t"\
160 "movq (%0, %%"REG_a", 2), %%mm0 \n\t"\
161 "movq 8(%0, %%"REG_a", 2), %%mm1 \n\t"\
162 "psraw $7, %%mm0 \n\t"\
163 "psraw $7, %%mm1 \n\t"\
164 "packuswb %%mm1, %%mm0 \n\t"\
165 MOVNTQ(%%mm0, (%1, %%REGa))\
166 "add $8, %%"REG_a" \n\t"\
167 "jnc 1b \n\t"
168
169 #define YSCALEYUV2YV121_ACCURATE \
170 "mov %2, %%"REG_a" \n\t"\
171 "pcmpeqw %%mm7, %%mm7 \n\t"\
172 "psrlw $15, %%mm7 \n\t"\
173 "psllw $6, %%mm7 \n\t"\
174 ASMALIGN(4) /* FIXME Unroll? */\
175 "1: \n\t"\
176 "movq (%0, %%"REG_a", 2), %%mm0 \n\t"\
177 "movq 8(%0, %%"REG_a", 2), %%mm1 \n\t"\
178 "paddsw %%mm7, %%mm0 \n\t"\
179 "paddsw %%mm7, %%mm1 \n\t"\
180 "psraw $7, %%mm0 \n\t"\
181 "psraw $7, %%mm1 \n\t"\
182 "packuswb %%mm1, %%mm0 \n\t"\
183 MOVNTQ(%%mm0, (%1, %%REGa))\
184 "add $8, %%"REG_a" \n\t"\
185 "jnc 1b \n\t"
186
187 /*
188 :: "m" (-lumFilterSize), "m" (-chrFilterSize),
189 "m" (lumMmxFilter+lumFilterSize*4), "m" (chrMmxFilter+chrFilterSize*4),
190 "r" (dest), "m" (dstW),
191 "m" (lumSrc+lumFilterSize), "m" (chrSrc+chrFilterSize)
192 : "%eax", "%ebx", "%ecx", "%edx", "%esi"
193 */
194 #define YSCALEYUV2PACKEDX_UV \
195 __asm__ volatile(\
196 "xor %%"REG_a", %%"REG_a" \n\t"\
197 ASMALIGN(4)\
198 "nop \n\t"\
199 "1: \n\t"\
200 "lea "CHR_MMX_FILTER_OFFSET"(%0), %%"REG_d" \n\t"\
201 "mov (%%"REG_d"), %%"REG_S" \n\t"\
202 "movq "VROUNDER_OFFSET"(%0), %%mm3 \n\t"\
203 "movq %%mm3, %%mm4 \n\t"\
204 ASMALIGN(4)\
205 "2: \n\t"\
206 "movq 8(%%"REG_d"), %%mm0 \n\t" /* filterCoeff */\
207 "movq (%%"REG_S", %%"REG_a"), %%mm2 \n\t" /* UsrcData */\
208 "movq "AV_STRINGIFY(VOF)"(%%"REG_S", %%"REG_a"), %%mm5 \n\t" /* VsrcData */\
209 "add $16, %%"REG_d" \n\t"\
210 "mov (%%"REG_d"), %%"REG_S" \n\t"\
211 "pmulhw %%mm0, %%mm2 \n\t"\
212 "pmulhw %%mm0, %%mm5 \n\t"\
213 "paddw %%mm2, %%mm3 \n\t"\
214 "paddw %%mm5, %%mm4 \n\t"\
215 "test %%"REG_S", %%"REG_S" \n\t"\
216 " jnz 2b \n\t"\
217
218 #define YSCALEYUV2PACKEDX_YA(offset,coeff,src1,src2,dst1,dst2) \
219 "lea "offset"(%0), %%"REG_d" \n\t"\
220 "mov (%%"REG_d"), %%"REG_S" \n\t"\
221 "movq "VROUNDER_OFFSET"(%0), "#dst1" \n\t"\
222 "movq "#dst1", "#dst2" \n\t"\
223 ASMALIGN(4)\
224 "2: \n\t"\
225 "movq 8(%%"REG_d"), "#coeff" \n\t" /* filterCoeff */\
226 "movq (%%"REG_S", %%"REG_a", 2), "#src1" \n\t" /* Y1srcData */\
227 "movq 8(%%"REG_S", %%"REG_a", 2), "#src2" \n\t" /* Y2srcData */\
228 "add $16, %%"REG_d" \n\t"\
229 "mov (%%"REG_d"), %%"REG_S" \n\t"\
230 "pmulhw "#coeff", "#src1" \n\t"\
231 "pmulhw "#coeff", "#src2" \n\t"\
232 "paddw "#src1", "#dst1" \n\t"\
233 "paddw "#src2", "#dst2" \n\t"\
234 "test %%"REG_S", %%"REG_S" \n\t"\
235 " jnz 2b \n\t"\
236
237 #define YSCALEYUV2PACKEDX \
238 YSCALEYUV2PACKEDX_UV \
239 YSCALEYUV2PACKEDX_YA(LUM_MMX_FILTER_OFFSET,%%mm0,%%mm2,%%mm5,%%mm1,%%mm7) \
240
241 #define YSCALEYUV2PACKEDX_END \
242 :: "r" (&c->redDither), \
243 "m" (dummy), "m" (dummy), "m" (dummy),\
244 "r" (dest), "m" (dstW) \
245 : "%"REG_a, "%"REG_d, "%"REG_S \
246 );
247
248 #define YSCALEYUV2PACKEDX_ACCURATE_UV \
249 __asm__ volatile(\
250 "xor %%"REG_a", %%"REG_a" \n\t"\
251 ASMALIGN(4)\
252 "nop \n\t"\
253 "1: \n\t"\
254 "lea "CHR_MMX_FILTER_OFFSET"(%0), %%"REG_d" \n\t"\
255 "mov (%%"REG_d"), %%"REG_S" \n\t"\
256 "pxor %%mm4, %%mm4 \n\t"\
257 "pxor %%mm5, %%mm5 \n\t"\
258 "pxor %%mm6, %%mm6 \n\t"\
259 "pxor %%mm7, %%mm7 \n\t"\
260 ASMALIGN(4)\
261 "2: \n\t"\
262 "movq (%%"REG_S", %%"REG_a"), %%mm0 \n\t" /* UsrcData */\
263 "movq "AV_STRINGIFY(VOF)"(%%"REG_S", %%"REG_a"), %%mm2 \n\t" /* VsrcData */\
264 "mov "STR(APCK_PTR2)"(%%"REG_d"), %%"REG_S" \n\t"\
265 "movq (%%"REG_S", %%"REG_a"), %%mm1 \n\t" /* UsrcData */\
266 "movq %%mm0, %%mm3 \n\t"\
267 "punpcklwd %%mm1, %%mm0 \n\t"\
268 "punpckhwd %%mm1, %%mm3 \n\t"\
269 "movq "STR(APCK_COEF)"(%%"REG_d"),%%mm1 \n\t" /* filterCoeff */\
270 "pmaddwd %%mm1, %%mm0 \n\t"\
271 "pmaddwd %%mm1, %%mm3 \n\t"\
272 "paddd %%mm0, %%mm4 \n\t"\
273 "paddd %%mm3, %%mm5 \n\t"\
274 "movq "AV_STRINGIFY(VOF)"(%%"REG_S", %%"REG_a"), %%mm3 \n\t" /* VsrcData */\
275 "mov "STR(APCK_SIZE)"(%%"REG_d"), %%"REG_S" \n\t"\
276 "add $"STR(APCK_SIZE)", %%"REG_d" \n\t"\
277 "test %%"REG_S", %%"REG_S" \n\t"\
278 "movq %%mm2, %%mm0 \n\t"\
279 "punpcklwd %%mm3, %%mm2 \n\t"\
280 "punpckhwd %%mm3, %%mm0 \n\t"\
281 "pmaddwd %%mm1, %%mm2 \n\t"\
282 "pmaddwd %%mm1, %%mm0 \n\t"\
283 "paddd %%mm2, %%mm6 \n\t"\
284 "paddd %%mm0, %%mm7 \n\t"\
285 " jnz 2b \n\t"\
286 "psrad $16, %%mm4 \n\t"\
287 "psrad $16, %%mm5 \n\t"\
288 "psrad $16, %%mm6 \n\t"\
289 "psrad $16, %%mm7 \n\t"\
290 "movq "VROUNDER_OFFSET"(%0), %%mm0 \n\t"\
291 "packssdw %%mm5, %%mm4 \n\t"\
292 "packssdw %%mm7, %%mm6 \n\t"\
293 "paddw %%mm0, %%mm4 \n\t"\
294 "paddw %%mm0, %%mm6 \n\t"\
295 "movq %%mm4, "U_TEMP"(%0) \n\t"\
296 "movq %%mm6, "V_TEMP"(%0) \n\t"\
297
298 #define YSCALEYUV2PACKEDX_ACCURATE_YA(offset) \
299 "lea "offset"(%0), %%"REG_d" \n\t"\
300 "mov (%%"REG_d"), %%"REG_S" \n\t"\
301 "pxor %%mm1, %%mm1 \n\t"\
302 "pxor %%mm5, %%mm5 \n\t"\
303 "pxor %%mm7, %%mm7 \n\t"\
304 "pxor %%mm6, %%mm6 \n\t"\
305 ASMALIGN(4)\
306 "2: \n\t"\
307 "movq (%%"REG_S", %%"REG_a", 2), %%mm0 \n\t" /* Y1srcData */\
308 "movq 8(%%"REG_S", %%"REG_a", 2), %%mm2 \n\t" /* Y2srcData */\
309 "mov "STR(APCK_PTR2)"(%%"REG_d"), %%"REG_S" \n\t"\
310 "movq (%%"REG_S", %%"REG_a", 2), %%mm4 \n\t" /* Y1srcData */\
311 "movq %%mm0, %%mm3 \n\t"\
312 "punpcklwd %%mm4, %%mm0 \n\t"\
313 "punpckhwd %%mm4, %%mm3 \n\t"\
314 "movq "STR(APCK_COEF)"(%%"REG_d"), %%mm4 \n\t" /* filterCoeff */\
315 "pmaddwd %%mm4, %%mm0 \n\t"\
316 "pmaddwd %%mm4, %%mm3 \n\t"\
317 "paddd %%mm0, %%mm1 \n\t"\
318 "paddd %%mm3, %%mm5 \n\t"\
319 "movq 8(%%"REG_S", %%"REG_a", 2), %%mm3 \n\t" /* Y2srcData */\
320 "mov "STR(APCK_SIZE)"(%%"REG_d"), %%"REG_S" \n\t"\
321 "add $"STR(APCK_SIZE)", %%"REG_d" \n\t"\
322 "test %%"REG_S", %%"REG_S" \n\t"\
323 "movq %%mm2, %%mm0 \n\t"\
324 "punpcklwd %%mm3, %%mm2 \n\t"\
325 "punpckhwd %%mm3, %%mm0 \n\t"\
326 "pmaddwd %%mm4, %%mm2 \n\t"\
327 "pmaddwd %%mm4, %%mm0 \n\t"\
328 "paddd %%mm2, %%mm7 \n\t"\
329 "paddd %%mm0, %%mm6 \n\t"\
330 " jnz 2b \n\t"\
331 "psrad $16, %%mm1 \n\t"\
332 "psrad $16, %%mm5 \n\t"\
333 "psrad $16, %%mm7 \n\t"\
334 "psrad $16, %%mm6 \n\t"\
335 "movq "VROUNDER_OFFSET"(%0), %%mm0 \n\t"\
336 "packssdw %%mm5, %%mm1 \n\t"\
337 "packssdw %%mm6, %%mm7 \n\t"\
338 "paddw %%mm0, %%mm1 \n\t"\
339 "paddw %%mm0, %%mm7 \n\t"\
340 "movq "U_TEMP"(%0), %%mm3 \n\t"\
341 "movq "V_TEMP"(%0), %%mm4 \n\t"\
342
343 #define YSCALEYUV2PACKEDX_ACCURATE \
344 YSCALEYUV2PACKEDX_ACCURATE_UV \
345 YSCALEYUV2PACKEDX_ACCURATE_YA(LUM_MMX_FILTER_OFFSET)
346
347 #define YSCALEYUV2RGBX \
348 "psubw "U_OFFSET"(%0), %%mm3 \n\t" /* (U-128)8*/\
349 "psubw "V_OFFSET"(%0), %%mm4 \n\t" /* (V-128)8*/\
350 "movq %%mm3, %%mm2 \n\t" /* (U-128)8*/\
351 "movq %%mm4, %%mm5 \n\t" /* (V-128)8*/\
352 "pmulhw "UG_COEFF"(%0), %%mm3 \n\t"\
353 "pmulhw "VG_COEFF"(%0), %%mm4 \n\t"\
354 /* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\
355 "pmulhw "UB_COEFF"(%0), %%mm2 \n\t"\
356 "pmulhw "VR_COEFF"(%0), %%mm5 \n\t"\
357 "psubw "Y_OFFSET"(%0), %%mm1 \n\t" /* 8(Y-16)*/\
358 "psubw "Y_OFFSET"(%0), %%mm7 \n\t" /* 8(Y-16)*/\
359 "pmulhw "Y_COEFF"(%0), %%mm1 \n\t"\
360 "pmulhw "Y_COEFF"(%0), %%mm7 \n\t"\
361 /* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\
362 "paddw %%mm3, %%mm4 \n\t"\
363 "movq %%mm2, %%mm0 \n\t"\
364 "movq %%mm5, %%mm6 \n\t"\
365 "movq %%mm4, %%mm3 \n\t"\
366 "punpcklwd %%mm2, %%mm2 \n\t"\
367 "punpcklwd %%mm5, %%mm5 \n\t"\
368 "punpcklwd %%mm4, %%mm4 \n\t"\
369 "paddw %%mm1, %%mm2 \n\t"\
370 "paddw %%mm1, %%mm5 \n\t"\
371 "paddw %%mm1, %%mm4 \n\t"\
372 "punpckhwd %%mm0, %%mm0 \n\t"\
373 "punpckhwd %%mm6, %%mm6 \n\t"\
374 "punpckhwd %%mm3, %%mm3 \n\t"\
375 "paddw %%mm7, %%mm0 \n\t"\
376 "paddw %%mm7, %%mm6 \n\t"\
377 "paddw %%mm7, %%mm3 \n\t"\
378 /* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\
379 "packuswb %%mm0, %%mm2 \n\t"\
380 "packuswb %%mm6, %%mm5 \n\t"\
381 "packuswb %%mm3, %%mm4 \n\t"\
382
383 #define REAL_YSCALEYUV2PACKED(index, c) \
384 "movq "CHR_MMX_FILTER_OFFSET"+8("#c"), %%mm0 \n\t"\
385 "movq "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm1 \n\t"\
386 "psraw $3, %%mm0 \n\t"\
387 "psraw $3, %%mm1 \n\t"\
388 "movq %%mm0, "CHR_MMX_FILTER_OFFSET"+8("#c") \n\t"\
389 "movq %%mm1, "LUM_MMX_FILTER_OFFSET"+8("#c") \n\t"\
390 "xor "#index", "#index" \n\t"\
391 ASMALIGN(4)\
392 "1: \n\t"\
393 "movq (%2, "#index"), %%mm2 \n\t" /* uvbuf0[eax]*/\
394 "movq (%3, "#index"), %%mm3 \n\t" /* uvbuf1[eax]*/\
395 "movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm5 \n\t" /* uvbuf0[eax+2048]*/\
396 "movq "AV_STRINGIFY(VOF)"(%3, "#index"), %%mm4 \n\t" /* uvbuf1[eax+2048]*/\
397 "psubw %%mm3, %%mm2 \n\t" /* uvbuf0[eax] - uvbuf1[eax]*/\
398 "psubw %%mm4, %%mm5 \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048]*/\
399 "movq "CHR_MMX_FILTER_OFFSET"+8("#c"), %%mm0 \n\t"\
400 "pmulhw %%mm0, %%mm2 \n\t" /* (uvbuf0[eax] - uvbuf1[eax])uvalpha1>>16*/\
401 "pmulhw %%mm0, %%mm5 \n\t" /* (uvbuf0[eax+2048] - uvbuf1[eax+2048])uvalpha1>>16*/\
402 "psraw $7, %%mm3 \n\t" /* uvbuf0[eax] - uvbuf1[eax] >>4*/\
403 "psraw $7, %%mm4 \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/\
404 "paddw %%mm2, %%mm3 \n\t" /* uvbuf0[eax]uvalpha1 - uvbuf1[eax](1-uvalpha1)*/\
405 "paddw %%mm5, %%mm4 \n\t" /* uvbuf0[eax+2048]uvalpha1 - uvbuf1[eax+2048](1-uvalpha1)*/\
406 "movq (%0, "#index", 2), %%mm0 \n\t" /*buf0[eax]*/\
407 "movq (%1, "#index", 2), %%mm1 \n\t" /*buf1[eax]*/\
408 "movq 8(%0, "#index", 2), %%mm6 \n\t" /*buf0[eax]*/\
409 "movq 8(%1, "#index", 2), %%mm7 \n\t" /*buf1[eax]*/\
410 "psubw %%mm1, %%mm0 \n\t" /* buf0[eax] - buf1[eax]*/\
411 "psubw %%mm7, %%mm6 \n\t" /* buf0[eax] - buf1[eax]*/\
412 "pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm0 \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\
413 "pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm6 \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\
414 "psraw $7, %%mm1 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
415 "psraw $7, %%mm7 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
416 "paddw %%mm0, %%mm1 \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\
417 "paddw %%mm6, %%mm7 \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\
418
419 #define YSCALEYUV2PACKED(index, c) REAL_YSCALEYUV2PACKED(index, c)
420
421 #define REAL_YSCALEYUV2RGB_UV(index, c) \
422 "xor "#index", "#index" \n\t"\
423 ASMALIGN(4)\
424 "1: \n\t"\
425 "movq (%2, "#index"), %%mm2 \n\t" /* uvbuf0[eax]*/\
426 "movq (%3, "#index"), %%mm3 \n\t" /* uvbuf1[eax]*/\
427 "movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm5 \n\t" /* uvbuf0[eax+2048]*/\
428 "movq "AV_STRINGIFY(VOF)"(%3, "#index"), %%mm4 \n\t" /* uvbuf1[eax+2048]*/\
429 "psubw %%mm3, %%mm2 \n\t" /* uvbuf0[eax] - uvbuf1[eax]*/\
430 "psubw %%mm4, %%mm5 \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048]*/\
431 "movq "CHR_MMX_FILTER_OFFSET"+8("#c"), %%mm0 \n\t"\
432 "pmulhw %%mm0, %%mm2 \n\t" /* (uvbuf0[eax] - uvbuf1[eax])uvalpha1>>16*/\
433 "pmulhw %%mm0, %%mm5 \n\t" /* (uvbuf0[eax+2048] - uvbuf1[eax+2048])uvalpha1>>16*/\
434 "psraw $4, %%mm3 \n\t" /* uvbuf0[eax] - uvbuf1[eax] >>4*/\
435 "psraw $4, %%mm4 \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/\
436 "paddw %%mm2, %%mm3 \n\t" /* uvbuf0[eax]uvalpha1 - uvbuf1[eax](1-uvalpha1)*/\
437 "paddw %%mm5, %%mm4 \n\t" /* uvbuf0[eax+2048]uvalpha1 - uvbuf1[eax+2048](1-uvalpha1)*/\
438 "psubw "U_OFFSET"("#c"), %%mm3 \n\t" /* (U-128)8*/\
439 "psubw "V_OFFSET"("#c"), %%mm4 \n\t" /* (V-128)8*/\
440 "movq %%mm3, %%mm2 \n\t" /* (U-128)8*/\
441 "movq %%mm4, %%mm5 \n\t" /* (V-128)8*/\
442 "pmulhw "UG_COEFF"("#c"), %%mm3 \n\t"\
443 "pmulhw "VG_COEFF"("#c"), %%mm4 \n\t"\
444 /* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\
445
446 #define REAL_YSCALEYUV2RGB_YA(index, c, b1, b2) \
447 "movq ("#b1", "#index", 2), %%mm0 \n\t" /*buf0[eax]*/\
448 "movq ("#b2", "#index", 2), %%mm1 \n\t" /*buf1[eax]*/\
449 "movq 8("#b1", "#index", 2), %%mm6 \n\t" /*buf0[eax]*/\
450 "movq 8("#b2", "#index", 2), %%mm7 \n\t" /*buf1[eax]*/\
451 "psubw %%mm1, %%mm0 \n\t" /* buf0[eax] - buf1[eax]*/\
452 "psubw %%mm7, %%mm6 \n\t" /* buf0[eax] - buf1[eax]*/\
453 "pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm0 \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\
454 "pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm6 \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\
455 "psraw $4, %%mm1 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
456 "psraw $4, %%mm7 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
457 "paddw %%mm0, %%mm1 \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\
458 "paddw %%mm6, %%mm7 \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\
459
460 #define REAL_YSCALEYUV2RGB_COEFF(c) \
461 "pmulhw "UB_COEFF"("#c"), %%mm2 \n\t"\
462 "pmulhw "VR_COEFF"("#c"), %%mm5 \n\t"\
463 "psubw "Y_OFFSET"("#c"), %%mm1 \n\t" /* 8(Y-16)*/\
464 "psubw "Y_OFFSET"("#c"), %%mm7 \n\t" /* 8(Y-16)*/\
465 "pmulhw "Y_COEFF"("#c"), %%mm1 \n\t"\
466 "pmulhw "Y_COEFF"("#c"), %%mm7 \n\t"\
467 /* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\
468 "paddw %%mm3, %%mm4 \n\t"\
469 "movq %%mm2, %%mm0 \n\t"\
470 "movq %%mm5, %%mm6 \n\t"\
471 "movq %%mm4, %%mm3 \n\t"\
472 "punpcklwd %%mm2, %%mm2 \n\t"\
473 "punpcklwd %%mm5, %%mm5 \n\t"\
474 "punpcklwd %%mm4, %%mm4 \n\t"\
475 "paddw %%mm1, %%mm2 \n\t"\
476 "paddw %%mm1, %%mm5 \n\t"\
477 "paddw %%mm1, %%mm4 \n\t"\
478 "punpckhwd %%mm0, %%mm0 \n\t"\
479 "punpckhwd %%mm6, %%mm6 \n\t"\
480 "punpckhwd %%mm3, %%mm3 \n\t"\
481 "paddw %%mm7, %%mm0 \n\t"\
482 "paddw %%mm7, %%mm6 \n\t"\
483 "paddw %%mm7, %%mm3 \n\t"\
484 /* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\
485 "packuswb %%mm0, %%mm2 \n\t"\
486 "packuswb %%mm6, %%mm5 \n\t"\
487 "packuswb %%mm3, %%mm4 \n\t"\
488
489 #define YSCALEYUV2RGB_YA(index, c, b1, b2) REAL_YSCALEYUV2RGB_YA(index, c, b1, b2)
490
491 #define YSCALEYUV2RGB(index, c) \
492 REAL_YSCALEYUV2RGB_UV(index, c) \
493 REAL_YSCALEYUV2RGB_YA(index, c, %0, %1) \
494 REAL_YSCALEYUV2RGB_COEFF(c)
495
496 #define REAL_YSCALEYUV2PACKED1(index, c) \
497 "xor "#index", "#index" \n\t"\
498 ASMALIGN(4)\
499 "1: \n\t"\
500 "movq (%2, "#index"), %%mm3 \n\t" /* uvbuf0[eax]*/\
501 "movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm4 \n\t" /* uvbuf0[eax+2048]*/\
502 "psraw $7, %%mm3 \n\t" \
503 "psraw $7, %%mm4 \n\t" \
504 "movq (%0, "#index", 2), %%mm1 \n\t" /*buf0[eax]*/\
505 "movq 8(%0, "#index", 2), %%mm7 \n\t" /*buf0[eax]*/\
506 "psraw $7, %%mm1 \n\t" \
507 "psraw $7, %%mm7 \n\t" \
508
509 #define YSCALEYUV2PACKED1(index, c) REAL_YSCALEYUV2PACKED1(index, c)
510
511 #define REAL_YSCALEYUV2RGB1(index, c) \
512 "xor "#index", "#index" \n\t"\
513 ASMALIGN(4)\
514 "1: \n\t"\
515 "movq (%2, "#index"), %%mm3 \n\t" /* uvbuf0[eax]*/\
516 "movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm4 \n\t" /* uvbuf0[eax+2048]*/\
517 "psraw $4, %%mm3 \n\t" /* uvbuf0[eax] - uvbuf1[eax] >>4*/\
518 "psraw $4, %%mm4 \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/\
519 "psubw "U_OFFSET"("#c"), %%mm3 \n\t" /* (U-128)8*/\
520 "psubw "V_OFFSET"("#c"), %%mm4 \n\t" /* (V-128)8*/\
521 "movq %%mm3, %%mm2 \n\t" /* (U-128)8*/\
522 "movq %%mm4, %%mm5 \n\t" /* (V-128)8*/\
523 "pmulhw "UG_COEFF"("#c"), %%mm3 \n\t"\
524 "pmulhw "VG_COEFF"("#c"), %%mm4 \n\t"\
525 /* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\
526 "movq (%0, "#index", 2), %%mm1 \n\t" /*buf0[eax]*/\
527 "movq 8(%0, "#index", 2), %%mm7 \n\t" /*buf0[eax]*/\
528 "psraw $4, %%mm1 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
529 "psraw $4, %%mm7 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
530 "pmulhw "UB_COEFF"("#c"), %%mm2 \n\t"\
531 "pmulhw "VR_COEFF"("#c"), %%mm5 \n\t"\
532 "psubw "Y_OFFSET"("#c"), %%mm1 \n\t" /* 8(Y-16)*/\
533 "psubw "Y_OFFSET"("#c"), %%mm7 \n\t" /* 8(Y-16)*/\
534 "pmulhw "Y_COEFF"("#c"), %%mm1 \n\t"\
535 "pmulhw "Y_COEFF"("#c"), %%mm7 \n\t"\
536 /* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\
537 "paddw %%mm3, %%mm4 \n\t"\
538 "movq %%mm2, %%mm0 \n\t"\
539 "movq %%mm5, %%mm6 \n\t"\
540 "movq %%mm4, %%mm3 \n\t"\
541 "punpcklwd %%mm2, %%mm2 \n\t"\
542 "punpcklwd %%mm5, %%mm5 \n\t"\
543 "punpcklwd %%mm4, %%mm4 \n\t"\
544 "paddw %%mm1, %%mm2 \n\t"\
545 "paddw %%mm1, %%mm5 \n\t"\
546 "paddw %%mm1, %%mm4 \n\t"\
547 "punpckhwd %%mm0, %%mm0 \n\t"\
548 "punpckhwd %%mm6, %%mm6 \n\t"\
549 "punpckhwd %%mm3, %%mm3 \n\t"\
550 "paddw %%mm7, %%mm0 \n\t"\
551 "paddw %%mm7, %%mm6 \n\t"\
552 "paddw %%mm7, %%mm3 \n\t"\
553 /* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\
554 "packuswb %%mm0, %%mm2 \n\t"\
555 "packuswb %%mm6, %%mm5 \n\t"\
556 "packuswb %%mm3, %%mm4 \n\t"\
557
558 #define YSCALEYUV2RGB1(index, c) REAL_YSCALEYUV2RGB1(index, c)
559
560 #define REAL_YSCALEYUV2PACKED1b(index, c) \
561 "xor "#index", "#index" \n\t"\
562 ASMALIGN(4)\
563 "1: \n\t"\
564 "movq (%2, "#index"), %%mm2 \n\t" /* uvbuf0[eax]*/\
565 "movq (%3, "#index"), %%mm3 \n\t" /* uvbuf1[eax]*/\
566 "movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm5 \n\t" /* uvbuf0[eax+2048]*/\
567 "movq "AV_STRINGIFY(VOF)"(%3, "#index"), %%mm4 \n\t" /* uvbuf1[eax+2048]*/\
568 "paddw %%mm2, %%mm3 \n\t" /* uvbuf0[eax] + uvbuf1[eax]*/\
569 "paddw %%mm5, %%mm4 \n\t" /* uvbuf0[eax+2048] + uvbuf1[eax+2048]*/\
570 "psrlw $8, %%mm3 \n\t" \
571 "psrlw $8, %%mm4 \n\t" \
572 "movq (%0, "#index", 2), %%mm1 \n\t" /*buf0[eax]*/\
573 "movq 8(%0, "#index", 2), %%mm7 \n\t" /*buf0[eax]*/\
574 "psraw $7, %%mm1 \n\t" \
575 "psraw $7, %%mm7 \n\t"
576 #define YSCALEYUV2PACKED1b(index, c) REAL_YSCALEYUV2PACKED1b(index, c)
577
578 // do vertical chrominance interpolation
579 #define REAL_YSCALEYUV2RGB1b(index, c) \
580 "xor "#index", "#index" \n\t"\
581 ASMALIGN(4)\
582 "1: \n\t"\
583 "movq (%2, "#index"), %%mm2 \n\t" /* uvbuf0[eax]*/\
584 "movq (%3, "#index"), %%mm3 \n\t" /* uvbuf1[eax]*/\
585 "movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm5 \n\t" /* uvbuf0[eax+2048]*/\
586 "movq "AV_STRINGIFY(VOF)"(%3, "#index"), %%mm4 \n\t" /* uvbuf1[eax+2048]*/\
587 "paddw %%mm2, %%mm3 \n\t" /* uvbuf0[eax] + uvbuf1[eax]*/\
588 "paddw %%mm5, %%mm4 \n\t" /* uvbuf0[eax+2048] + uvbuf1[eax+2048]*/\
589 "psrlw $5, %%mm3 \n\t" /*FIXME might overflow*/\
590 "psrlw $5, %%mm4 \n\t" /*FIXME might overflow*/\
591 "psubw "U_OFFSET"("#c"), %%mm3 \n\t" /* (U-128)8*/\
592 "psubw "V_OFFSET"("#c"), %%mm4 \n\t" /* (V-128)8*/\
593 "movq %%mm3, %%mm2 \n\t" /* (U-128)8*/\
594 "movq %%mm4, %%mm5 \n\t" /* (V-128)8*/\
595 "pmulhw "UG_COEFF"("#c"), %%mm3 \n\t"\
596 "pmulhw "VG_COEFF"("#c"), %%mm4 \n\t"\
597 /* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\
598 "movq (%0, "#index", 2), %%mm1 \n\t" /*buf0[eax]*/\
599 "movq 8(%0, "#index", 2), %%mm7 \n\t" /*buf0[eax]*/\
600 "psraw $4, %%mm1 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
601 "psraw $4, %%mm7 \n\t" /* buf0[eax] - buf1[eax] >>4*/\
602 "pmulhw "UB_COEFF"("#c"), %%mm2 \n\t"\
603 "pmulhw "VR_COEFF"("#c"), %%mm5 \n\t"\
604 "psubw "Y_OFFSET"("#c"), %%mm1 \n\t" /* 8(Y-16)*/\
605 "psubw "Y_OFFSET"("#c"), %%mm7 \n\t" /* 8(Y-16)*/\
606 "pmulhw "Y_COEFF"("#c"), %%mm1 \n\t"\
607 "pmulhw "Y_COEFF"("#c"), %%mm7 \n\t"\
608 /* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\
609 "paddw %%mm3, %%mm4 \n\t"\
610 "movq %%mm2, %%mm0 \n\t"\
611 "movq %%mm5, %%mm6 \n\t"\
612 "movq %%mm4, %%mm3 \n\t"\
613 "punpcklwd %%mm2, %%mm2 \n\t"\
614 "punpcklwd %%mm5, %%mm5 \n\t"\
615 "punpcklwd %%mm4, %%mm4 \n\t"\
616 "paddw %%mm1, %%mm2 \n\t"\
617 "paddw %%mm1, %%mm5 \n\t"\
618 "paddw %%mm1, %%mm4 \n\t"\
619 "punpckhwd %%mm0, %%mm0 \n\t"\
620 "punpckhwd %%mm6, %%mm6 \n\t"\
621 "punpckhwd %%mm3, %%mm3 \n\t"\
622 "paddw %%mm7, %%mm0 \n\t"\
623 "paddw %%mm7, %%mm6 \n\t"\
624 "paddw %%mm7, %%mm3 \n\t"\
625 /* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\
626 "packuswb %%mm0, %%mm2 \n\t"\
627 "packuswb %%mm6, %%mm5 \n\t"\
628 "packuswb %%mm3, %%mm4 \n\t"\
629
630 #define YSCALEYUV2RGB1b(index, c) REAL_YSCALEYUV2RGB1b(index, c)
631
632 #define REAL_YSCALEYUV2RGB1_ALPHA(index) \
633 "movq (%1, "#index", 2), %%mm7 \n\t" /* abuf0[index ] */\
634 "movq 8(%1, "#index", 2), %%mm1 \n\t" /* abuf0[index+4] */\
635 "psraw $7, %%mm7 \n\t" /* abuf0[index ] >>7 */\
636 "psraw $7, %%mm1 \n\t" /* abuf0[index+4] >>7 */\
637 "packuswb %%mm1, %%mm7 \n\t"
638 #define YSCALEYUV2RGB1_ALPHA(index) REAL_YSCALEYUV2RGB1_ALPHA(index)
639
640 #define REAL_WRITEBGR32(dst, dstw, index, b, g, r, a, q0, q2, q3, t) \
641 "movq "#b", "#q2" \n\t" /* B */\
642 "movq "#r", "#t" \n\t" /* R */\
643 "punpcklbw "#g", "#b" \n\t" /* GBGBGBGB 0 */\
644 "punpcklbw "#a", "#r" \n\t" /* ARARARAR 0 */\
645 "punpckhbw "#g", "#q2" \n\t" /* GBGBGBGB 2 */\
646 "punpckhbw "#a", "#t" \n\t" /* ARARARAR 2 */\
647 "movq "#b", "#q0" \n\t" /* GBGBGBGB 0 */\
648 "movq "#q2", "#q3" \n\t" /* GBGBGBGB 2 */\
649 "punpcklwd "#r", "#q0" \n\t" /* ARGBARGB 0 */\
650 "punpckhwd "#r", "#b" \n\t" /* ARGBARGB 1 */\
651 "punpcklwd "#t", "#q2" \n\t" /* ARGBARGB 2 */\
652 "punpckhwd "#t", "#q3" \n\t" /* ARGBARGB 3 */\
653 \
654 MOVNTQ( q0, (dst, index, 4))\
655 MOVNTQ( b, 8(dst, index, 4))\
656 MOVNTQ( q2, 16(dst, index, 4))\
657 MOVNTQ( q3, 24(dst, index, 4))\
658 \
659 "add $8, "#index" \n\t"\
660 "cmp "#dstw", "#index" \n\t"\
661 " jb 1b \n\t"
662 #define WRITEBGR32(dst, dstw, index, b, g, r, a, q0, q2, q3, t) REAL_WRITEBGR32(dst, dstw, index, b, g, r, a, q0, q2, q3, t)
663
664 #define REAL_WRITERGB16(dst, dstw, index) \
665 "pand "MANGLE(bF8)", %%mm2 \n\t" /* B */\
666 "pand "MANGLE(bFC)", %%mm4 \n\t" /* G */\
667 "pand "MANGLE(bF8)", %%mm5 \n\t" /* R */\
668 "psrlq $3, %%mm2 \n\t"\
669 \
670 "movq %%mm2, %%mm1 \n\t"\
671 "movq %%mm4, %%mm3 \n\t"\
672 \
673 "punpcklbw %%mm7, %%mm3 \n\t"\
674 "punpcklbw %%mm5, %%mm2 \n\t"\
675 "punpckhbw %%mm7, %%mm4 \n\t"\
676 "punpckhbw %%mm5, %%mm1 \n\t"\
677 \
678 "psllq $3, %%mm3 \n\t"\
679 "psllq $3, %%mm4 \n\t"\
680 \
681 "por %%mm3, %%mm2 \n\t"\
682 "por %%mm4, %%mm1 \n\t"\
683 \
684 MOVNTQ(%%mm2, (dst, index, 2))\
685 MOVNTQ(%%mm1, 8(dst, index, 2))\
686 \
687 "add $8, "#index" \n\t"\
688 "cmp "#dstw", "#index" \n\t"\
689 " jb 1b \n\t"
690 #define WRITERGB16(dst, dstw, index) REAL_WRITERGB16(dst, dstw, index)
691
692 #define REAL_WRITERGB15(dst, dstw, index) \
693 "pand "MANGLE(bF8)", %%mm2 \n\t" /* B */\
694 "pand "MANGLE(bF8)", %%mm4 \n\t" /* G */\
695 "pand "MANGLE(bF8)", %%mm5 \n\t" /* R */\
696 "psrlq $3, %%mm2 \n\t"\
697 "psrlq $1, %%mm5 \n\t"\
698 \
699 "movq %%mm2, %%mm1 \n\t"\
700 "movq %%mm4, %%mm3 \n\t"\
701 \
702 "punpcklbw %%mm7, %%mm3 \n\t"\
703 "punpcklbw %%mm5, %%mm2 \n\t"\
704 "punpckhbw %%mm7, %%mm4 \n\t"\
705 "punpckhbw %%mm5, %%mm1 \n\t"\
706 \
707 "psllq $2, %%mm3 \n\t"\
708 "psllq $2, %%mm4 \n\t"\
709 \
710 "por %%mm3, %%mm2 \n\t"\
711 "por %%mm4, %%mm1 \n\t"\
712 \
713 MOVNTQ(%%mm2, (dst, index, 2))\
714 MOVNTQ(%%mm1, 8(dst, index, 2))\
715 \
716 "add $8, "#index" \n\t"\
717 "cmp "#dstw", "#index" \n\t"\
718 " jb 1b \n\t"
719 #define WRITERGB15(dst, dstw, index) REAL_WRITERGB15(dst, dstw, index)
720
721 #define WRITEBGR24OLD(dst, dstw, index) \
722 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */\
723 "movq %%mm2, %%mm1 \n\t" /* B */\
724 "movq %%mm5, %%mm6 \n\t" /* R */\
725 "punpcklbw %%mm4, %%mm2 \n\t" /* GBGBGBGB 0 */\
726 "punpcklbw %%mm7, %%mm5 \n\t" /* 0R0R0R0R 0 */\
727 "punpckhbw %%mm4, %%mm1 \n\t" /* GBGBGBGB 2 */\
728 "punpckhbw %%mm7, %%mm6 \n\t" /* 0R0R0R0R 2 */\
729 "movq %%mm2, %%mm0 \n\t" /* GBGBGBGB 0 */\
730 "movq %%mm1, %%mm3 \n\t" /* GBGBGBGB 2 */\
731 "punpcklwd %%mm5, %%mm0 \n\t" /* 0RGB0RGB 0 */\
732 "punpckhwd %%mm5, %%mm2 \n\t" /* 0RGB0RGB 1 */\
733 "punpcklwd %%mm6, %%mm1 \n\t" /* 0RGB0RGB 2 */\
734 "punpckhwd %%mm6, %%mm3 \n\t" /* 0RGB0RGB 3 */\
735 \
736 "movq %%mm0, %%mm4 \n\t" /* 0RGB0RGB 0 */\
737 "psrlq $8, %%mm0 \n\t" /* 00RGB0RG 0 */\
738 "pand "MANGLE(bm00000111)", %%mm4 \n\t" /* 00000RGB 0 */\
739 "pand "MANGLE(bm11111000)", %%mm0 \n\t" /* 00RGB000 0.5 */\
740 "por %%mm4, %%mm0 \n\t" /* 00RGBRGB 0 */\
741 "movq %%mm2, %%mm4 \n\t" /* 0RGB0RGB 1 */\
742 "psllq $48, %%mm2 \n\t" /* GB000000 1 */\
743 "por %%mm2, %%mm0 \n\t" /* GBRGBRGB 0 */\
744 \
745 "movq %%mm4, %%mm2 \n\t" /* 0RGB0RGB 1 */\
746 "psrld $16, %%mm4 \n\t" /* 000R000R 1 */\
747 "psrlq $24, %%mm2 \n\t" /* 0000RGB0 1.5 */\
748 "por %%mm4, %%mm2 \n\t" /* 000RRGBR 1 */\
749 "pand "MANGLE(bm00001111)", %%mm2 \n\t" /* 0000RGBR 1 */\
750 "movq %%mm1, %%mm4 \n\t" /* 0RGB0RGB 2 */\
751 "psrlq $8, %%mm1 \n\t" /* 00RGB0RG 2 */\
752 "pand "MANGLE(bm00000111)", %%mm4 \n\t" /* 00000RGB 2 */\
753 "pand "MANGLE(bm11111000)", %%mm1 \n\t" /* 00RGB000 2.5 */\
754 "por %%mm4, %%mm1 \n\t" /* 00RGBRGB 2 */\
755 "movq %%mm1, %%mm4 \n\t" /* 00RGBRGB 2 */\
756 "psllq $32, %%mm1 \n\t" /* BRGB0000 2 */\
757 "por %%mm1, %%mm2 \n\t" /* BRGBRGBR 1 */\
758 \
759 "psrlq $32, %%mm4 \n\t" /* 000000RG 2.5 */\
760 "movq %%mm3, %%mm5 \n\t" /* 0RGB0RGB 3 */\
761 "psrlq $8, %%mm3 \n\t" /* 00RGB0RG 3 */\
762 "pand "MANGLE(bm00000111)", %%mm5 \n\t" /* 00000RGB 3 */\
763 "pand "MANGLE(bm11111000)", %%mm3 \n\t" /* 00RGB000 3.5 */\
764 "por %%mm5, %%mm3 \n\t" /* 00RGBRGB 3 */\
765 "psllq $16, %%mm3 \n\t" /* RGBRGB00 3 */\
766 "por %%mm4, %%mm3 \n\t" /* RGBRGBRG 2.5 */\
767 \
768 MOVNTQ(%%mm0, (dst))\
769 MOVNTQ(%%mm2, 8(dst))\
770 MOVNTQ(%%mm3, 16(dst))\
771 "add $24, "#dst" \n\t"\
772 \
773 "add $8, "#index" \n\t"\
774 "cmp "#dstw", "#index" \n\t"\
775 " jb 1b \n\t"
776
777 #define WRITEBGR24MMX(dst, dstw, index) \
778 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */\
779 "movq %%mm2, %%mm1 \n\t" /* B */\
780 "movq %%mm5, %%mm6 \n\t" /* R */\
781 "punpcklbw %%mm4, %%mm2 \n\t" /* GBGBGBGB 0 */\
782 "punpcklbw %%mm7, %%mm5 \n\t" /* 0R0R0R0R 0 */\
783 "punpckhbw %%mm4, %%mm1 \n\t" /* GBGBGBGB 2 */\
784 "punpckhbw %%mm7, %%mm6 \n\t" /* 0R0R0R0R 2 */\
785 "movq %%mm2, %%mm0 \n\t" /* GBGBGBGB 0 */\
786 "movq %%mm1, %%mm3 \n\t" /* GBGBGBGB 2 */\
787 "punpcklwd %%mm5, %%mm0 \n\t" /* 0RGB0RGB 0 */\
788 "punpckhwd %%mm5, %%mm2 \n\t" /* 0RGB0RGB 1 */\
789 "punpcklwd %%mm6, %%mm1 \n\t" /* 0RGB0RGB 2 */\
790 "punpckhwd %%mm6, %%mm3 \n\t" /* 0RGB0RGB 3 */\
791 \
792 "movq %%mm0, %%mm4 \n\t" /* 0RGB0RGB 0 */\
793 "movq %%mm2, %%mm6 \n\t" /* 0RGB0RGB 1 */\
794 "movq %%mm1, %%mm5 \n\t" /* 0RGB0RGB 2 */\
795 "movq %%mm3, %%mm7 \n\t" /* 0RGB0RGB 3 */\
796 \
797 "psllq $40, %%mm0 \n\t" /* RGB00000 0 */\
798 "psllq $40, %%mm2 \n\t" /* RGB00000 1 */\
799 "psllq $40, %%mm1 \n\t" /* RGB00000 2 */\
800 "psllq $40, %%mm3 \n\t" /* RGB00000 3 */\
801 \
802 "punpckhdq %%mm4, %%mm0 \n\t" /* 0RGBRGB0 0 */\
803 "punpckhdq %%mm6, %%mm2 \n\t" /* 0RGBRGB0 1 */\
804 "punpckhdq %%mm5, %%mm1 \n\t" /* 0RGBRGB0 2 */\
805 "punpckhdq %%mm7, %%mm3 \n\t" /* 0RGBRGB0 3 */\
806 \
807 "psrlq $8, %%mm0 \n\t" /* 00RGBRGB 0 */\
808 "movq %%mm2, %%mm6 \n\t" /* 0RGBRGB0 1 */\
809 "psllq $40, %%mm2 \n\t" /* GB000000 1 */\
810 "por %%mm2, %%mm0 \n\t" /* GBRGBRGB 0 */\
811 MOVNTQ(%%mm0, (dst))\
812 \
813 "psrlq $24, %%mm6 \n\t" /* 0000RGBR 1 */\
814 "movq %%mm1, %%mm5 \n\t" /* 0RGBRGB0 2 */\
815 "psllq $24, %%mm1 \n\t" /* BRGB0000 2 */\
816 "por %%mm1, %%mm6 \n\t" /* BRGBRGBR 1 */\
817 MOVNTQ(%%mm6, 8(dst))\
818 \
819 "psrlq $40, %%mm5 \n\t" /* 000000RG 2 */\
820 "psllq $8, %%mm3 \n\t" /* RGBRGB00 3 */\
821 "por %%mm3, %%mm5 \n\t" /* RGBRGBRG 2 */\
822 MOVNTQ(%%mm5, 16(dst))\
823 \
824 "add $24, "#dst" \n\t"\
825 \
826 "add $8, "#index" \n\t"\
827 "cmp "#dstw", "#index" \n\t"\
828 " jb 1b \n\t"
829
830 #define WRITEBGR24MMX2(dst, dstw, index) \
831 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */\
832 "movq "MANGLE(ff_M24A)", %%mm0 \n\t"\
833 "movq "MANGLE(ff_M24C)", %%mm7 \n\t"\
834 "pshufw $0x50, %%mm2, %%mm1 \n\t" /* B3 B2 B3 B2 B1 B0 B1 B0 */\
835 "pshufw $0x50, %%mm4, %%mm3 \n\t" /* G3 G2 G3 G2 G1 G0 G1 G0 */\
836 "pshufw $0x00, %%mm5, %%mm6 \n\t" /* R1 R0 R1 R0 R1 R0 R1 R0 */\
837 \
838 "pand %%mm0, %%mm1 \n\t" /* B2 B1 B0 */\
839 "pand %%mm0, %%mm3 \n\t" /* G2 G1 G0 */\
840 "pand %%mm7, %%mm6 \n\t" /* R1 R0 */\
841 \
842 "psllq $8, %%mm3 \n\t" /* G2 G1 G0 */\
843 "por %%mm1, %%mm6 \n\t"\
844 "por %%mm3, %%mm6 \n\t"\
845 MOVNTQ(%%mm6, (dst))\
846 \
847 "psrlq $8, %%mm4 \n\t" /* 00 G7 G6 G5 G4 G3 G2 G1 */\
848 "pshufw $0xA5, %%mm2, %%mm1 \n\t" /* B5 B4 B5 B4 B3 B2 B3 B2 */\
849 "pshufw $0x55, %%mm4, %%mm3 \n\t" /* G4 G3 G4 G3 G4 G3 G4 G3 */\
850 "pshufw $0xA5, %%mm5, %%mm6 \n\t" /* R5 R4 R5 R4 R3 R2 R3 R2 */\
851 \
852 "pand "MANGLE(ff_M24B)", %%mm1 \n\t" /* B5 B4 B3 */\
853 "pand %%mm7, %%mm3 \n\t" /* G4 G3 */\
854 "pand %%mm0, %%mm6 \n\t" /* R4 R3 R2 */\
855 \
856 "por %%mm1, %%mm3 \n\t" /* B5 G4 B4 G3 B3 */\
857 "por %%mm3, %%mm6 \n\t"\
858 MOVNTQ(%%mm6, 8(dst))\
859 \
860 "pshufw $0xFF, %%mm2, %%mm1 \n\t" /* B7 B6 B7 B6 B7 B6 B6 B7 */\
861 "pshufw $0xFA, %%mm4, %%mm3 \n\t" /* 00 G7 00 G7 G6 G5 G6 G5 */\
862 "pshufw $0xFA, %%mm5, %%mm6 \n\t" /* R7 R6 R7 R6 R5 R4 R5 R4 */\
863 \
864 "pand %%mm7, %%mm1 \n\t" /* B7 B6 */\
865 "pand %%mm0, %%mm3 \n\t" /* G7 G6 G5 */\
866 "pand "MANGLE(ff_M24B)", %%mm6 \n\t" /* R7 R6 R5 */\
867 \
868 "por %%mm1, %%mm3 \n\t"\
869 "por %%mm3, %%mm6 \n\t"\
870 MOVNTQ(%%mm6, 16(dst))\
871 \
872 "add $24, "#dst" \n\t"\
873 \
874 "add $8, "#index" \n\t"\
875 "cmp "#dstw", "#index" \n\t"\
876 " jb 1b \n\t"
877
878 #if HAVE_MMX2
879 #undef WRITEBGR24
880 #define WRITEBGR24(dst, dstw, index) WRITEBGR24MMX2(dst, dstw, index)
881 #else
882 #undef WRITEBGR24
883 #define WRITEBGR24(dst, dstw, index) WRITEBGR24MMX(dst, dstw, index)
884 #endif
885
886 #define REAL_WRITEYUY2(dst, dstw, index) \
887 "packuswb %%mm3, %%mm3 \n\t"\
888 "packuswb %%mm4, %%mm4 \n\t"\
889 "packuswb %%mm7, %%mm1 \n\t"\
890 "punpcklbw %%mm4, %%mm3 \n\t"\
891 "movq %%mm1, %%mm7 \n\t"\
892 "punpcklbw %%mm3, %%mm1 \n\t"\
893 "punpckhbw %%mm3, %%mm7 \n\t"\
894 \
895 MOVNTQ(%%mm1, (dst, index, 2))\
896 MOVNTQ(%%mm7, 8(dst, index, 2))\
897 \
898 "add $8, "#index" \n\t"\
899 "cmp "#dstw", "#index" \n\t"\
900 " jb 1b \n\t"
901 #define WRITEYUY2(dst, dstw, index) REAL_WRITEYUY2(dst, dstw, index)
902
903
904 static inline void RENAME(yuv2yuvX)(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
905 const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize, const int16_t **alpSrc,
906 uint8_t *dest, uint8_t *uDest, uint8_t *vDest, uint8_t *aDest, long dstW, long chrDstW)
907 {
908 #if HAVE_MMX
909 if(!(c->flags & SWS_BITEXACT)){
910 if (c->flags & SWS_ACCURATE_RND){
911 if (uDest){
912 YSCALEYUV2YV12X_ACCURATE( "0", CHR_MMX_FILTER_OFFSET, uDest, chrDstW)
913 YSCALEYUV2YV12X_ACCURATE(AV_STRINGIFY(VOF), CHR_MMX_FILTER_OFFSET, vDest, chrDstW)
914 }
915 if (CONFIG_SWSCALE_ALPHA && aDest){
916 YSCALEYUV2YV12X_ACCURATE( "0", ALP_MMX_FILTER_OFFSET, aDest, dstW)
917 }
918
919 YSCALEYUV2YV12X_ACCURATE("0", LUM_MMX_FILTER_OFFSET, dest, dstW)
920 }else{
921 if (uDest){
922 YSCALEYUV2YV12X( "0", CHR_MMX_FILTER_OFFSET, uDest, chrDstW)
923 YSCALEYUV2YV12X(AV_STRINGIFY(VOF), CHR_MMX_FILTER_OFFSET, vDest, chrDstW)
924 }
925 if (CONFIG_SWSCALE_ALPHA && aDest){
926 YSCALEYUV2YV12X( "0", ALP_MMX_FILTER_OFFSET, aDest, dstW)
927 }
928
929 YSCALEYUV2YV12X("0", LUM_MMX_FILTER_OFFSET, dest, dstW)
930 }
931 return;
932 }
933 #endif
934 #if HAVE_ALTIVEC
935 yuv2yuvX_altivec_real(lumFilter, lumSrc, lumFilterSize,
936 chrFilter, chrSrc, chrFilterSize,
937 dest, uDest, vDest, dstW, chrDstW);
938 #else //HAVE_ALTIVEC
939 yuv2yuvXinC(lumFilter, lumSrc, lumFilterSize,
940 chrFilter, chrSrc, chrFilterSize,
941 alpSrc, dest, uDest, vDest, aDest, dstW, chrDstW);
942 #endif //!HAVE_ALTIVEC
943 }
944
945 static inline void RENAME(yuv2nv12X)(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
946 const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize,
947 uint8_t *dest, uint8_t *uDest, int dstW, int chrDstW, int dstFormat)
948 {
949 yuv2nv12XinC(lumFilter, lumSrc, lumFilterSize,
950 chrFilter, chrSrc, chrFilterSize,
951 dest, uDest, dstW, chrDstW, dstFormat);
952 }
953
954 static inline void RENAME(yuv2yuv1)(SwsContext *c, const int16_t *lumSrc, const int16_t *chrSrc, const int16_t *alpSrc,
955 uint8_t *dest, uint8_t *uDest, uint8_t *vDest, uint8_t *aDest, long dstW, long chrDstW)
956 {
957 int i;
958 #if HAVE_MMX
959 if(!(c->flags & SWS_BITEXACT)){
960 long p= 4;
961 uint8_t *src[4]= {alpSrc + dstW, lumSrc + dstW, chrSrc + chrDstW, chrSrc + VOFW + chrDstW};
962 uint8_t *dst[4]= {aDest, dest, uDest, vDest};
963 x86_reg counter[4]= {dstW, dstW, chrDstW, chrDstW};
964
965 if (c->flags & SWS_ACCURATE_RND){
966 while(p--){
967 if (dst[p]){
968 __asm__ volatile(
969 YSCALEYUV2YV121_ACCURATE
970 :: "r" (src[p]), "r" (dst[p] + counter[p]),
971 "g" (-counter[p])
972 : "%"REG_a
973 );
974 }
975 }
976 }else{
977 while(p--){
978 if (dst[p]){
979 __asm__ volatile(
980 YSCALEYUV2YV121
981 :: "r" (src[p]), "r" (dst[p] + counter[p]),
982 "g" (-counter[p])
983 : "%"REG_a
984 );
985 }
986 }
987 }
988 return;
989 }
990 #endif
991 for (i=0; i<dstW; i++)
992 {
993 int val= (lumSrc[i]+64)>>7;
994
995 if (val&256){
996 if (val<0) val=0;
997 else val=255;
998 }
999
1000 dest[i]= val;
1001 }
1002
1003 if (uDest)
1004 for (i=0; i<chrDstW; i++)
1005 {
1006 int u=(chrSrc[i ]+64)>>7;
1007 int v=(chrSrc[i + VOFW]+64)>>7;
1008
1009 if ((u|v)&256){
1010 if (u<0) u=0;
1011 else if (u>255) u=255;
1012 if (v<0) v=0;
1013 else if (v>255) v=255;
1014 }
1015
1016 uDest[i]= u;
1017 vDest[i]= v;
1018 }
1019
1020 if (CONFIG_SWSCALE_ALPHA && aDest)
1021 for (i=0; i<dstW; i++){
1022 int val= (alpSrc[i]+64)>>7;
1023 aDest[i]= av_clip_uint8(val);
1024 }
1025 }
1026
1027
1028 /**
1029 * vertical scale YV12 to RGB
1030 */
1031 static inline void RENAME(yuv2packedX)(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
1032 const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize,
1033 const int16_t **alpSrc, uint8_t *dest, long dstW, long dstY)
1034 {
1035 #if HAVE_MMX
1036 x86_reg dummy=0;
1037 if(!(c->flags & SWS_BITEXACT)){
1038 if (c->flags & SWS_ACCURATE_RND){
1039 switch(c->dstFormat){
1040 case PIX_FMT_RGB32:
1041 if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){
1042 YSCALEYUV2PACKEDX_ACCURATE
1043 YSCALEYUV2RGBX
1044 "movq %%mm2, "U_TEMP"(%0) \n\t"
1045 "movq %%mm4, "V_TEMP"(%0) \n\t"
1046 "movq %%mm5, "Y_TEMP"(%0) \n\t"
1047 YSCALEYUV2PACKEDX_ACCURATE_YA(ALP_MMX_FILTER_OFFSET)
1048 "movq "Y_TEMP"(%0), %%mm5 \n\t"
1049 "psraw $3, %%mm1 \n\t"
1050 "psraw $3, %%mm7 \n\t"
1051 "packuswb %%mm7, %%mm1 \n\t"
1052 WRITEBGR32(%4, %5, %%REGa, %%mm3, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm2, %%mm6)
1053
1054 YSCALEYUV2PACKEDX_END
1055 }else{
1056 YSCALEYUV2PACKEDX_ACCURATE
1057 YSCALEYUV2RGBX
1058 "pcmpeqd %%mm7, %%mm7 \n\t"
1059 WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1060
1061 YSCALEYUV2PACKEDX_END
1062 }
1063 return;
1064 case PIX_FMT_BGR24:
1065 YSCALEYUV2PACKEDX_ACCURATE
1066 YSCALEYUV2RGBX
1067 "pxor %%mm7, %%mm7 \n\t"
1068 "lea (%%"REG_a", %%"REG_a", 2), %%"REG_c"\n\t" //FIXME optimize
1069 "add %4, %%"REG_c" \n\t"
1070 WRITEBGR24(%%REGc, %5, %%REGa)
1071
1072
1073 :: "r" (&c->redDither),
1074 "m" (dummy), "m" (dummy), "m" (dummy),
1075 "r" (dest), "m" (dstW)
1076 : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S
1077 );
1078 return;
1079 case PIX_FMT_RGB555:
1080 YSCALEYUV2PACKEDX_ACCURATE
1081 YSCALEYUV2RGBX
1082 "pxor %%mm7, %%mm7 \n\t"
1083 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1084 #ifdef DITHER1XBPP
1085 "paddusb "BLUE_DITHER"(%0), %%mm2\n\t"
1086 "paddusb "GREEN_DITHER"(%0), %%mm4\n\t"
1087 "paddusb "RED_DITHER"(%0), %%mm5\n\t"
1088 #endif
1089
1090 WRITERGB15(%4, %5, %%REGa)
1091 YSCALEYUV2PACKEDX_END
1092 return;
1093 case PIX_FMT_RGB565:
1094 YSCALEYUV2PACKEDX_ACCURATE
1095 YSCALEYUV2RGBX
1096 "pxor %%mm7, %%mm7 \n\t"
1097 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1098 #ifdef DITHER1XBPP
1099 "paddusb "BLUE_DITHER"(%0), %%mm2\n\t"
1100 "paddusb "GREEN_DITHER"(%0), %%mm4\n\t"
1101 "paddusb "RED_DITHER"(%0), %%mm5\n\t"
1102 #endif
1103
1104 WRITERGB16(%4, %5, %%REGa)
1105 YSCALEYUV2PACKEDX_END
1106 return;
1107 case PIX_FMT_YUYV422:
1108 YSCALEYUV2PACKEDX_ACCURATE
1109 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1110
1111 "psraw $3, %%mm3 \n\t"
1112 "psraw $3, %%mm4 \n\t"
1113 "psraw $3, %%mm1 \n\t"
1114 "psraw $3, %%mm7 \n\t"
1115 WRITEYUY2(%4, %5, %%REGa)
1116 YSCALEYUV2PACKEDX_END
1117 return;
1118 }
1119 }else{
1120 switch(c->dstFormat)
1121 {
1122 case PIX_FMT_RGB32:
1123 if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){
1124 YSCALEYUV2PACKEDX
1125 YSCALEYUV2RGBX
1126 YSCALEYUV2PACKEDX_YA(ALP_MMX_FILTER_OFFSET, %%mm0, %%mm3, %%mm6, %%mm1, %%mm7)
1127 "psraw $3, %%mm1 \n\t"
1128 "psraw $3, %%mm7 \n\t"
1129 "packuswb %%mm7, %%mm1 \n\t"
1130 WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)
1131 YSCALEYUV2PACKEDX_END
1132 }else{
1133 YSCALEYUV2PACKEDX
1134 YSCALEYUV2RGBX
1135 "pcmpeqd %%mm7, %%mm7 \n\t"
1136 WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1137 YSCALEYUV2PACKEDX_END
1138 }
1139 return;
1140 case PIX_FMT_BGR24:
1141 YSCALEYUV2PACKEDX
1142 YSCALEYUV2RGBX
1143 "pxor %%mm7, %%mm7 \n\t"
1144 "lea (%%"REG_a", %%"REG_a", 2), %%"REG_c" \n\t" //FIXME optimize
1145 "add %4, %%"REG_c" \n\t"
1146 WRITEBGR24(%%REGc, %5, %%REGa)
1147
1148 :: "r" (&c->redDither),
1149 "m" (dummy), "m" (dummy), "m" (dummy),
1150 "r" (dest), "m" (dstW)
1151 : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S
1152 );
1153 return;
1154 case PIX_FMT_RGB555:
1155 YSCALEYUV2PACKEDX
1156 YSCALEYUV2RGBX
1157 "pxor %%mm7, %%mm7 \n\t"
1158 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1159 #ifdef DITHER1XBPP
1160 "paddusb "BLUE_DITHER"(%0), %%mm2 \n\t"
1161 "paddusb "GREEN_DITHER"(%0), %%mm4 \n\t"
1162 "paddusb "RED_DITHER"(%0), %%mm5 \n\t"
1163 #endif
1164
1165 WRITERGB15(%4, %5, %%REGa)
1166 YSCALEYUV2PACKEDX_END
1167 return;
1168 case PIX_FMT_RGB565:
1169 YSCALEYUV2PACKEDX
1170 YSCALEYUV2RGBX
1171 "pxor %%mm7, %%mm7 \n\t"
1172 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1173 #ifdef DITHER1XBPP
1174 "paddusb "BLUE_DITHER"(%0), %%mm2 \n\t"
1175 "paddusb "GREEN_DITHER"(%0), %%mm4 \n\t"
1176 "paddusb "RED_DITHER"(%0), %%mm5 \n\t"
1177 #endif
1178
1179 WRITERGB16(%4, %5, %%REGa)
1180 YSCALEYUV2PACKEDX_END
1181 return;
1182 case PIX_FMT_YUYV422:
1183 YSCALEYUV2PACKEDX
1184 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1185
1186 "psraw $3, %%mm3 \n\t"
1187 "psraw $3, %%mm4 \n\t"
1188 "psraw $3, %%mm1 \n\t"
1189 "psraw $3, %%mm7 \n\t"
1190 WRITEYUY2(%4, %5, %%REGa)
1191 YSCALEYUV2PACKEDX_END
1192 return;
1193 }
1194 }
1195 }
1196 #endif /* HAVE_MMX */
1197 #if HAVE_ALTIVEC
1198 /* The following list of supported dstFormat values should
1199 match what's found in the body of ff_yuv2packedX_altivec() */
1200 if (!(c->flags & SWS_BITEXACT) && !c->alpPixBuf &&
1201 (c->dstFormat==PIX_FMT_ABGR || c->dstFormat==PIX_FMT_BGRA ||
1202 c->dstFormat==PIX_FMT_BGR24 || c->dstFormat==PIX_FMT_RGB24 ||
1203 c->dstFormat==PIX_FMT_RGBA || c->dstFormat==PIX_FMT_ARGB))
1204 ff_yuv2packedX_altivec(c, lumFilter, lumSrc, lumFilterSize,
1205 chrFilter, chrSrc, chrFilterSize,
1206 dest, dstW, dstY);
1207 else
1208 #endif
1209 yuv2packedXinC(c, lumFilter, lumSrc, lumFilterSize,
1210 chrFilter, chrSrc, chrFilterSize,
1211 alpSrc, dest, dstW, dstY);
1212 }
1213
1214 /**
1215 * vertical bilinear scale YV12 to RGB
1216 */
1217 static inline void RENAME(yuv2packed2)(SwsContext *c, const uint16_t *buf0, const uint16_t *buf1, const uint16_t *uvbuf0, const uint16_t *uvbuf1,
1218 const uint16_t *abuf0, const uint16_t *abuf1, uint8_t *dest, int dstW, int yalpha, int uvalpha, int y)
1219 {
1220 int yalpha1=4095- yalpha;
1221 int uvalpha1=4095-uvalpha;
1222 int i;
1223
1224 #if HAVE_MMX
1225 if(!(c->flags & SWS_BITEXACT)){
1226 switch(c->dstFormat)
1227 {
1228 //Note 8280 == DSTW_OFFSET but the preprocessor can't handle that there :(
1229 case PIX_FMT_RGB32:
1230 if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){
1231 #if ARCH_X86_64
1232 __asm__ volatile(
1233 YSCALEYUV2RGB(%%REGBP, %5)
1234 YSCALEYUV2RGB_YA(%%REGBP, %5, %6, %7)
1235 "psraw $3, %%mm1 \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
1236 "psraw $3, %%mm7 \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
1237 "packuswb %%mm7, %%mm1 \n\t"
1238 WRITEBGR32(%4, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)
1239
1240 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "r" (dest),
1241 "a" (&c->redDither)
1242 ,"r" (abuf0), "r" (abuf1)
1243 : "%"REG_BP
1244 );
1245 #else
1246 *(uint16_t **)(&c->u_temp)=abuf0;
1247 *(uint16_t **)(&c->v_temp)=abuf1;
1248 __asm__ volatile(
1249 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1250 "mov %4, %%"REG_b" \n\t"
1251 "push %%"REG_BP" \n\t"
1252 YSCALEYUV2RGB(%%REGBP, %5)
1253 "push %0 \n\t"
1254 "push %1 \n\t"
1255 "mov "U_TEMP"(%5), %0 \n\t"
1256 "mov "V_TEMP"(%5), %1 \n\t"
1257 YSCALEYUV2RGB_YA(%%REGBP, %5, %0, %1)
1258 "psraw $3, %%mm1 \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
1259 "psraw $3, %%mm7 \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
1260 "packuswb %%mm7, %%mm1 \n\t"
1261 "pop %1 \n\t"
1262 "pop %0 \n\t"
1263 WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)
1264 "pop %%"REG_BP" \n\t"
1265 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1266
1267 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1268 "a" (&c->redDither)
1269 );
1270 #endif
1271 }else{
1272 __asm__ volatile(
1273 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1274 "mov %4, %%"REG_b" \n\t"
1275 "push %%"REG_BP" \n\t"
1276 YSCALEYUV2RGB(%%REGBP, %5)
1277 "pcmpeqd %%mm7, %%mm7 \n\t"
1278 WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1279 "pop %%"REG_BP" \n\t"
1280 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1281
1282 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1283 "a" (&c->redDither)
1284 );
1285 }
1286 return;
1287 case PIX_FMT_BGR24:
1288 __asm__ volatile(
1289 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1290 "mov %4, %%"REG_b" \n\t"
1291 "push %%"REG_BP" \n\t"
1292 YSCALEYUV2RGB(%%REGBP, %5)
1293 "pxor %%mm7, %%mm7 \n\t"
1294 WRITEBGR24(%%REGb, 8280(%5), %%REGBP)
1295 "pop %%"REG_BP" \n\t"
1296 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1297 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1298 "a" (&c->redDither)
1299 );
1300 return;
1301 case PIX_FMT_RGB555:
1302 __asm__ volatile(
1303 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1304 "mov %4, %%"REG_b" \n\t"
1305 "push %%"REG_BP" \n\t"
1306 YSCALEYUV2RGB(%%REGBP, %5)
1307 "pxor %%mm7, %%mm7 \n\t"
1308 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1309 #ifdef DITHER1XBPP
1310 "paddusb "BLUE_DITHER"(%5), %%mm2 \n\t"
1311 "paddusb "GREEN_DITHER"(%5), %%mm4 \n\t"
1312 "paddusb "RED_DITHER"(%5), %%mm5 \n\t"
1313 #endif
1314
1315 WRITERGB15(%%REGb, 8280(%5), %%REGBP)
1316 "pop %%"REG_BP" \n\t"
1317 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1318
1319 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1320 "a" (&c->redDither)
1321 );
1322 return;
1323 case PIX_FMT_RGB565:
1324 __asm__ volatile(
1325 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1326 "mov %4, %%"REG_b" \n\t"
1327 "push %%"REG_BP" \n\t"
1328 YSCALEYUV2RGB(%%REGBP, %5)
1329 "pxor %%mm7, %%mm7 \n\t"
1330 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1331 #ifdef DITHER1XBPP
1332 "paddusb "BLUE_DITHER"(%5), %%mm2 \n\t"
1333 "paddusb "GREEN_DITHER"(%5), %%mm4 \n\t"
1334 "paddusb "RED_DITHER"(%5), %%mm5 \n\t"
1335 #endif
1336
1337 WRITERGB16(%%REGb, 8280(%5), %%REGBP)
1338 "pop %%"REG_BP" \n\t"
1339 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1340 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1341 "a" (&c->redDither)
1342 );
1343 return;
1344 case PIX_FMT_YUYV422:
1345 __asm__ volatile(
1346 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1347 "mov %4, %%"REG_b" \n\t"
1348 "push %%"REG_BP" \n\t"
1349 YSCALEYUV2PACKED(%%REGBP, %5)
1350 WRITEYUY2(%%REGb, 8280(%5), %%REGBP)
1351 "pop %%"REG_BP" \n\t"
1352 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1353 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1354 "a" (&c->redDither)
1355 );
1356 return;
1357 default: break;
1358 }
1359 }
1360 #endif //HAVE_MMX
1361 YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB2_C, YSCALE_YUV_2_PACKED2_C(void,0), YSCALE_YUV_2_GRAY16_2_C, YSCALE_YUV_2_MONO2_C)
1362 }
1363
1364 /**
1365 * YV12 to RGB without scaling or interpolating
1366 */
1367 static inline void RENAME(yuv2packed1)(SwsContext *c, const uint16_t *buf0, const uint16_t *uvbuf0, const uint16_t *uvbuf1,
1368 const uint16_t *abuf0, uint8_t *dest, int dstW, int uvalpha, int dstFormat, int flags, int y)
1369 {
1370 const int yalpha1=0;
1371 int i;
1372
1373 const uint16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
1374 const int yalpha= 4096; //FIXME ...
1375
1376 if (flags&SWS_FULL_CHR_H_INT)
1377 {
1378 c->yuv2packed2(c, buf0, buf0, uvbuf0, uvbuf1, abuf0, abuf0, dest, dstW, 0, uvalpha, y);
1379 return;
1380 }
1381
1382 #if HAVE_MMX
1383 if(!(flags & SWS_BITEXACT)){
1384 if (uvalpha < 2048) // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
1385 {
1386 switch(dstFormat)
1387 {
1388 case PIX_FMT_RGB32:
1389 if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){
1390 __asm__ volatile(
1391 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1392 "mov %4, %%"REG_b" \n\t"
1393 "push %%"REG_BP" \n\t"
1394 YSCALEYUV2RGB1(%%REGBP, %5)
1395 YSCALEYUV2RGB1_ALPHA(%%REGBP)
1396 WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1397 "pop %%"REG_BP" \n\t"
1398 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1399
1400 :: "c" (buf0), "d" (abuf0), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1401 "a" (&c->redDither)
1402 );
1403 }else{
1404 __asm__ volatile(
1405 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1406 "mov %4, %%"REG_b" \n\t"
1407 "push %%"REG_BP" \n\t"
1408 YSCALEYUV2RGB1(%%REGBP, %5)
1409 "pcmpeqd %%mm7, %%mm7 \n\t"
1410 WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1411 "pop %%"REG_BP" \n\t"
1412 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1413
1414 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1415 "a" (&c->redDither)
1416 );
1417 }
1418 return;
1419 case PIX_FMT_BGR24:
1420 __asm__ volatile(
1421 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1422 "mov %4, %%"REG_b" \n\t"
1423 "push %%"REG_BP" \n\t"
1424 YSCALEYUV2RGB1(%%REGBP, %5)
1425 "pxor %%mm7, %%mm7 \n\t"
1426 WRITEBGR24(%%REGb, 8280(%5), %%REGBP)
1427 "pop %%"REG_BP" \n\t"
1428 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1429
1430 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1431 "a" (&c->redDither)
1432 );
1433 return;
1434 case PIX_FMT_RGB555:
1435 __asm__ volatile(
1436 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1437 "mov %4, %%"REG_b" \n\t"
1438 "push %%"REG_BP" \n\t"
1439 YSCALEYUV2RGB1(%%REGBP, %5)
1440 "pxor %%mm7, %%mm7 \n\t"
1441 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1442 #ifdef DITHER1XBPP
1443 "paddusb "BLUE_DITHER"(%5), %%mm2 \n\t"
1444 "paddusb "GREEN_DITHER"(%5), %%mm4 \n\t"
1445 "paddusb "RED_DITHER"(%5), %%mm5 \n\t"
1446 #endif
1447 WRITERGB15(%%REGb, 8280(%5), %%REGBP)
1448 "pop %%"REG_BP" \n\t"
1449 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1450
1451 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1452 "a" (&c->redDither)
1453 );
1454 return;
1455 case PIX_FMT_RGB565:
1456 __asm__ volatile(
1457 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1458 "mov %4, %%"REG_b" \n\t"
1459 "push %%"REG_BP" \n\t"
1460 YSCALEYUV2RGB1(%%REGBP, %5)
1461 "pxor %%mm7, %%mm7 \n\t"
1462 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1463 #ifdef DITHER1XBPP
1464 "paddusb "BLUE_DITHER"(%5), %%mm2 \n\t"
1465 "paddusb "GREEN_DITHER"(%5), %%mm4 \n\t"
1466 "paddusb "RED_DITHER"(%5), %%mm5 \n\t"
1467 #endif
1468
1469 WRITERGB16(%%REGb, 8280(%5), %%REGBP)
1470 "pop %%"REG_BP" \n\t"
1471 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1472
1473 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1474 "a" (&c->redDither)
1475 );
1476 return;
1477 case PIX_FMT_YUYV422:
1478 __asm__ volatile(
1479 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1480 "mov %4, %%"REG_b" \n\t"
1481 "push %%"REG_BP" \n\t"
1482 YSCALEYUV2PACKED1(%%REGBP, %5)
1483 WRITEYUY2(%%REGb, 8280(%5), %%REGBP)
1484 "pop %%"REG_BP" \n\t"
1485 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1486
1487 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1488 "a" (&c->redDither)
1489 );
1490 return;
1491 }
1492 }
1493 else
1494 {
1495 switch(dstFormat)
1496 {
1497 case PIX_FMT_RGB32:
1498 if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){
1499 __asm__ volatile(
1500 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1501 "mov %4, %%"REG_b" \n\t"
1502 "push %%"REG_BP" \n\t"
1503 YSCALEYUV2RGB1b(%%REGBP, %5)
1504 YSCALEYUV2RGB1_ALPHA(%%REGBP)
1505 WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1506 "pop %%"REG_BP" \n\t"
1507 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1508
1509 :: "c" (buf0), "d" (abuf0), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1510 "a" (&c->redDither)
1511 );
1512 }else{
1513 __asm__ volatile(
1514 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1515 "mov %4, %%"REG_b" \n\t"
1516 "push %%"REG_BP" \n\t"
1517 YSCALEYUV2RGB1b(%%REGBP, %5)
1518 "pcmpeqd %%mm7, %%mm7 \n\t"
1519 WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1520 "pop %%"REG_BP" \n\t"
1521 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1522
1523 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1524 "a" (&c->redDither)
1525 );
1526 }
1527 return;
1528 case PIX_FMT_BGR24:
1529 __asm__ volatile(
1530 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1531 "mov %4, %%"REG_b" \n\t"
1532 "push %%"REG_BP" \n\t"
1533 YSCALEYUV2RGB1b(%%REGBP, %5)
1534 "pxor %%mm7, %%mm7 \n\t"
1535 WRITEBGR24(%%REGb, 8280(%5), %%REGBP)
1536 "pop %%"REG_BP" \n\t"
1537 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1538
1539 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1540 "a" (&c->redDither)
1541 );
1542 return;
1543 case PIX_FMT_RGB555:
1544 __asm__ volatile(
1545 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1546 "mov %4, %%"REG_b" \n\t"
1547 "push %%"REG_BP" \n\t"
1548 YSCALEYUV2RGB1b(%%REGBP, %5)
1549 "pxor %%mm7, %%mm7 \n\t"
1550 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1551 #ifdef DITHER1XBPP
1552 "paddusb "BLUE_DITHER"(%5), %%mm2 \n\t"
1553 "paddusb "GREEN_DITHER"(%5), %%mm4 \n\t"
1554 "paddusb "RED_DITHER"(%5), %%mm5 \n\t"
1555 #endif
1556 WRITERGB15(%%REGb, 8280(%5), %%REGBP)
1557 "pop %%"REG_BP" \n\t"
1558 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1559
1560 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1561 "a" (&c->redDither)
1562 );
1563 return;
1564 case PIX_FMT_RGB565:
1565 __asm__ volatile(
1566 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1567 "mov %4, %%"REG_b" \n\t"
1568 "push %%"REG_BP" \n\t"
1569 YSCALEYUV2RGB1b(%%REGBP, %5)
1570 "pxor %%mm7, %%mm7 \n\t"
1571 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1572 #ifdef DITHER1XBPP
1573 "paddusb "BLUE_DITHER"(%5), %%mm2 \n\t"
1574 "paddusb "GREEN_DITHER"(%5), %%mm4 \n\t"
1575 "paddusb "RED_DITHER"(%5), %%mm5 \n\t"
1576 #endif
1577
1578 WRITERGB16(%%REGb, 8280(%5), %%REGBP)
1579 "pop %%"REG_BP" \n\t"
1580 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1581
1582 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1583 "a" (&c->redDither)
1584 );
1585 return;
1586 case PIX_FMT_YUYV422:
1587 __asm__ volatile(
1588 "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
1589 "mov %4, %%"REG_b" \n\t"
1590 "push %%"REG_BP" \n\t"
1591 YSCALEYUV2PACKED1b(%%REGBP, %5)
1592 WRITEYUY2(%%REGb, 8280(%5), %%REGBP)
1593 "pop %%"REG_BP" \n\t"
1594 "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t"
1595
1596 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1597 "a" (&c->redDither)
1598 );
1599 return;
1600 }
1601 }
1602 }
1603 #endif /* HAVE_MMX */
1604 if (uvalpha < 2048)
1605 {
1606 YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1_C, YSCALE_YUV_2_PACKED1_C(void,0), YSCALE_YUV_2_GRAY16_1_C, YSCALE_YUV_2_MONO2_C)
1607 }else{
1608 YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1B_C, YSCALE_YUV_2_PACKED1B_C(void,0), YSCALE_YUV_2_GRAY16_1_C, YSCALE_YUV_2_MONO2_C)
1609 }
1610 }
1611
1612 //FIXME yuy2* can read up to 7 samples too much
1613
1614 static inline void RENAME(yuy2ToY)(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)
1615 {
1616 #if HAVE_MMX
1617 __asm__ volatile(
1618 "movq "MANGLE(bm01010101)", %%mm2 \n\t"
1619 "mov %0, %%"REG_a" \n\t"
1620 "1: \n\t"
1621 "movq (%1, %%"REG_a",2), %%mm0 \n\t"
1622 "movq 8(%1, %%"REG_a",2), %%mm1 \n\t"
1623 "pand %%mm2, %%mm0 \n\t"
1624 "pand %%mm2, %%mm1 \n\t"
1625 "packuswb %%mm1, %%mm0 \n\t"
1626 "movq %%mm0, (%2, %%"REG_a") \n\t"
1627 "add $8, %%"REG_a" \n\t"
1628 " js 1b \n\t"
1629 : : "g" ((x86_reg)-width), "r" (src+width*2), "r" (dst+width)
1630 : "%"REG_a
1631 );
1632 #else
1633 int i;
1634 for (i=0; i<width; i++)
1635 dst[i]= src[2*i];
1636 #endif
1637 }
1638
1639 static inline void RENAME(yuy2ToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
1640 {
1641 #if HAVE_MMX
1642 __asm__ volatile(
1643 "movq "MANGLE(bm01010101)", %%mm4 \n\t"
1644 "mov %0, %%"REG_a" \n\t"
1645 "1: \n\t"
1646 "movq (%1, %%"REG_a",4), %%mm0 \n\t"
1647 "movq 8(%1, %%"REG_a",4), %%mm1 \n\t"
1648 "psrlw $8, %%mm0 \n\t"
1649 "psrlw $8, %%mm1 \n\t"
1650 "packuswb %%mm1, %%mm0 \n\t"
1651 "movq %%mm0, %%mm1 \n\t"
1652 "psrlw $8, %%mm0 \n\t"
1653 "pand %%mm4, %%mm1 \n\t"
1654 "packuswb %%mm0, %%mm0 \n\t"
1655 "packuswb %%mm1, %%mm1 \n\t"
1656 "movd %%mm0, (%3, %%"REG_a") \n\t"
1657 "movd %%mm1, (%2, %%"REG_a") \n\t"
1658 "add $4, %%"REG_a" \n\t"
1659 " js 1b \n\t"
1660 : : "g" ((x86_reg)-width), "r" (src1+width*4), "r" (dstU+width), "r" (dstV+width)
1661 : "%"REG_a
1662 );
1663 #else
1664 int i;
1665 for (i=0; i<width; i++)
1666 {
1667 dstU[i]= src1[4*i + 1];
1668 dstV[i]= src1[4*i + 3];
1669 }
1670 #endif
1671 assert(src1 == src2);
1672 }
1673
1674 static inline void RENAME(LEToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
1675 {
1676 #if HAVE_MMX
1677 __asm__ volatile(
1678 "mov %0, %%"REG_a" \n\t"
1679 "1: \n\t"
1680 "movq (%1, %%"REG_a",2), %%mm0 \n\t"
1681 "movq 8(%1, %%"REG_a",2), %%mm1 \n\t"
1682 "movq (%2, %%"REG_a",2), %%mm2 \n\t"
1683 "movq 8(%2, %%"REG_a",2), %%mm3 \n\t"
1684 "psrlw $8, %%mm0 \n\t"
1685 "psrlw $8, %%mm1 \n\t"
1686 "psrlw $8, %%mm2 \n\t"
1687 "psrlw $8, %%mm3 \n\t"
1688 "packuswb %%mm1, %%mm0 \n\t"
1689 "packuswb %%mm3, %%mm2 \n\t"
1690 "movq %%mm0, (%3, %%"REG_a") \n\t"
1691 "movq %%mm2, (%4, %%"REG_a") \n\t"
1692 "add $8, %%"REG_a" \n\t"
1693 " js 1b \n\t"
1694 : : "g" ((x86_reg)-width), "r" (src1+width*2), "r" (src2+width*2), "r" (dstU+width), "r" (dstV+width)
1695 : "%"REG_a
1696 );
1697 #else
1698 int i;
1699 for (i=0; i<width; i++)
1700 {
1701 dstU[i]= src1[2*i + 1];
1702 dstV[i]= src2[2*i + 1];
1703 }
1704 #endif
1705 }
1706
1707 /* This is almost identical to the previous, end exists only because
1708 * yuy2ToY/UV)(dst, src+1, ...) would have 100% unaligned accesses. */
1709 static inline void RENAME(uyvyToY)(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)
1710 {
1711 #if HAVE_MMX
1712 __asm__ volatile(
1713 "mov %0, %%"REG_a" \n\t"
1714 "1: \n\t"
1715 "movq (%1, %%"REG_a",2), %%mm0 \n\t"
1716 "movq 8(%1, %%"REG_a",2), %%mm1 \n\t"
1717 "psrlw $8, %%mm0 \n\t"
1718 "psrlw $8, %%mm1 \n\t"
1719 "packuswb %%mm1, %%mm0 \n\t"
1720 "movq %%mm0, (%2, %%"REG_a") \n\t"
1721 "add $8, %%"REG_a" \n\t"
1722 " js 1b \n\t"
1723 : : "g" ((x86_reg)-width), "r" (src+width*2), "r" (dst+width)
1724 : "%"REG_a
1725 );
1726 #else
1727 int i;
1728 for (i=0; i<width; i++)
1729 dst[i]= src[2*i+1];
1730 #endif
1731 }
1732
1733 static inline void RENAME(uyvyToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
1734 {
1735 #if HAVE_MMX
1736 __asm__ volatile(
1737 "movq "MANGLE(bm01010101)", %%mm4 \n\t"
1738 "mov %0, %%"REG_a" \n\t"
1739 "1: \n\t"
1740 "movq (%1, %%"REG_a",4), %%mm0 \n\t"
1741 "movq 8(%1, %%"REG_a",4), %%mm1 \n\t"
1742 "pand %%mm4, %%mm0 \n\t"
1743 "pand %%mm4, %%mm1 \n\t"
1744 "packuswb %%mm1, %%mm0 \n\t"
1745 "movq %%mm0, %%mm1 \n\t"
1746 "psrlw $8, %%mm0 \n\t"
1747 "pand %%mm4, %%mm1 \n\t"
1748 "packuswb %%mm0, %%mm0 \n\t"
1749 "packuswb %%mm1, %%mm1 \n\t"
1750 "movd %%mm0, (%3, %%"REG_a") \n\t"
1751 "movd %%mm1, (%2, %%"REG_a") \n\t"
1752 "add $4, %%"REG_a" \n\t"
1753 " js 1b \n\t"
1754 : : "g" ((x86_reg)-width), "r" (src1+width*4), "r" (dstU+width), "r" (dstV+width)
1755 : "%"REG_a
1756 );
1757 #else
1758 int i;
1759 for (i=0; i<width; i++)
1760 {
1761 dstU[i]= src1[4*i + 0];
1762 dstV[i]= src1[4*i + 2];
1763 }
1764 #endif
1765 assert(src1 == src2);
1766 }
1767
1768 static inline void RENAME(BEToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
1769 {
1770 #if HAVE_MMX
1771 __asm__ volatile(
1772 "movq "MANGLE(bm01010101)", %%mm4 \n\t"
1773 "mov %0, %%"REG_a" \n\t"
1774 "1: \n\t"
1775 "movq (%1, %%"REG_a",2), %%mm0 \n\t"
1776 "movq 8(%1, %%"REG_a",2), %%mm1 \n\t"
1777 "movq (%2, %%"REG_a",2), %%mm2 \n\t"
1778 "movq 8(%2, %%"REG_a",2), %%mm3 \n\t"
1779 "pand %%mm4, %%mm0 \n\t"
1780 "pand %%mm4, %%mm1 \n\t"
1781 "pand %%mm4, %%mm2 \n\t"
1782 "pand %%mm4, %%mm3 \n\t"
1783 "packuswb %%mm1, %%mm0 \n\t"
1784 "packuswb %%mm3, %%mm2 \n\t"
1785 "movq %%mm0, (%3, %%"REG_a") \n\t"
1786 "movq %%mm2, (%4, %%"REG_a") \n\t"
1787 "add $8, %%"REG_a" \n\t"
1788 " js 1b \n\t"
1789 : : "g" ((x86_reg)-width), "r" (src1+width*2), "r" (src2+width*2), "r" (dstU+width), "r" (dstV+width)
1790 : "%"REG_a
1791 );
1792 #else
1793 int i;
1794 for (i=0; i<width; i++)
1795 {
1796 dstU[i]= src1[2*i];
1797 dstV[i]= src2[2*i];
1798 }
1799 #endif
1800 }
1801
1802 #if HAVE_MMX
1803 static inline void RENAME(bgr24ToY_mmx)(uint8_t *dst, const uint8_t *src, long width, int srcFormat)
1804 {
1805
1806 if(srcFormat == PIX_FMT_BGR24){
1807 __asm__ volatile(
1808 "movq "MANGLE(ff_bgr24toY1Coeff)", %%mm5 \n\t"
1809 "movq "MANGLE(ff_bgr24toY2Coeff)", %%mm6 \n\t"
1810 :
1811 );
1812 }else{
1813 __asm__ volatile(
1814 "movq "MANGLE(ff_rgb24toY1Coeff)", %%mm5 \n\t"
1815 "movq "MANGLE(ff_rgb24toY2Coeff)", %%mm6 \n\t"
1816 :
1817 );
1818 }
1819
1820 __asm__ volatile(
1821 "movq "MANGLE(ff_bgr24toYOffset)", %%mm4 \n\t"
1822 "mov %2, %%"REG_a" \n\t"
1823 "pxor %%mm7, %%mm7 \n\t"
1824 "1: \n\t"
1825 PREFETCH" 64(%0) \n\t"
1826 "movd (%0), %%mm0 \n\t"
1827 "movd 2(%0), %%mm1 \n\t"
1828 "movd 6(%0), %%mm2 \n\t"
1829 "movd 8(%0), %%mm3 \n\t"
1830 "add $12, %0 \n\t"
1831 "punpcklbw %%mm7, %%mm0 \n\t"
1832 "punpcklbw %%mm7, %%mm1 \n\t"
1833 "punpcklbw %%mm7, %%mm2 \n\t"
1834 "punpcklbw %%mm7, %%mm3 \n\t"
1835 "pmaddwd %%mm5, %%mm0 \n\t"
1836 "pmaddwd %%mm6, %%mm1 \n\t"
1837 "pmaddwd %%mm5, %%mm2 \n\t"
1838 "pmaddwd %%mm6, %%mm3 \n\t"
1839 "paddd %%mm1, %%mm0 \n\t"
1840 "paddd %%mm3, %%mm2 \n\t"
1841 "paddd %%mm4, %%mm0 \n\t"
1842 "paddd %%mm4, %%mm2 \n\t"
1843 "psrad $15, %%mm0 \n\t"
1844 "psrad $15, %%mm2 \n\t"
1845 "packssdw %%mm2, %%mm0 \n\t"
1846 "packuswb %%mm0, %%mm0 \n\t"
1847 "movd %%mm0, (%1, %%"REG_a") \n\t"
1848 "add $4, %%"REG_a" \n\t"
1849 " js 1b \n\t"
1850 : "+r" (src)
1851 : "r" (dst+width), "g" ((x86_reg)-width)
1852 : "%"REG_a
1853 );
1854 }
1855
1856 static inline void RENAME(bgr24ToUV_mmx)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src, long width, int srcFormat)
1857 {
1858 __asm__ volatile(
1859 "movq 24+%4, %%mm6 \n\t"
1860 "mov %3, %%"REG_a" \n\t"
1861 "pxor %%mm7, %%mm7 \n\t"
1862 "1: \n\t"
1863 PREFETCH" 64(%0) \n\t"
1864 "movd (%0), %%mm0 \n\t"
1865 "movd 2(%0), %%mm1 \n\t"
1866 "punpcklbw %%mm7, %%mm0 \n\t"
1867 "punpcklbw %%mm7, %%mm1 \n\t"
1868 "movq %%mm0, %%mm2 \n\t"
1869 "movq %%mm1, %%mm3 \n\t"
1870 "pmaddwd %4, %%mm0 \n\t"
1871 "pmaddwd 8+%4, %%mm1 \n\t"
1872 "pmaddwd 16+%4, %%mm2 \n\t"
1873 "pmaddwd %%mm6, %%mm3 \n\t"
1874 "paddd %%mm1, %%mm0 \n\t"
1875 "paddd %%mm3, %%mm2 \n\t"
1876
1877 "movd 6(%0), %%mm1 \n\t"
1878 "movd 8(%0), %%mm3 \n\t"
1879 "add $12, %0 \n\t"
1880 "punpcklbw %%mm7, %%mm1 \n\t"
1881 "punpcklbw %%mm7, %%mm3 \n\t"
1882 "movq %%mm1, %%mm4 \n\t"
1883 "movq %%mm3, %%mm5 \n\t"
1884 "pmaddwd %4, %%mm1 \n\t"
1885 "pmaddwd 8+%4, %%mm3 \n\t"
1886 "pmaddwd 16+%4, %%mm4 \n\t"
1887 "pmaddwd %%mm6, %%mm5 \n\t"
1888 "paddd %%mm3, %%mm1 \n\t"
1889 "paddd %%mm5, %%mm4 \n\t"
1890
1891 "movq "MANGLE(ff_bgr24toUVOffset)", %%mm3 \n\t"
1892 "paddd %%mm3, %%mm0 \n\t"
1893 "paddd %%mm3, %%mm2 \n\t"
1894 "paddd %%mm3, %%mm1 \n\t"
1895 "paddd %%mm3, %%mm4 \n\t"
1896 "psrad $15, %%mm0 \n\t"
1897 "psrad $15, %%mm2 \n\t"
1898 "psrad $15, %%mm1 \n\t"
1899 "psrad $15, %%mm4 \n\t"
1900 "packssdw %%mm1, %%mm0 \n\t"
1901 "packssdw %%mm4, %%mm2 \n\t"
1902 "packuswb %%mm0, %%mm0 \n\t"
1903 "packuswb %%mm2, %%mm2 \n\t"
1904 "movd %%mm0, (%1, %%"REG_a") \n\t"
1905 "movd %%mm2, (%2, %%"REG_a") \n\t"
1906 "add $4, %%"REG_a" \n\t"
1907 " js 1b \n\t"
1908 : "+r" (src)
1909 : "r" (dstU+width), "r" (dstV+width), "g" ((x86_reg)-width), "m"(ff_bgr24toUV[srcFormat == PIX_FMT_RGB24][0])
1910 : "%"REG_a
1911 );
1912 }
1913 #endif
1914
1915 static inline void RENAME(bgr24ToY)(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)
1916 {
1917 #if HAVE_MMX
1918 RENAME(bgr24ToY_mmx)(dst, src, width, PIX_FMT_BGR24);
1919 #else
1920 int i;
1921 for (i=0; i<width; i++)
1922 {
1923 int b= src[i*3+0];
1924 int g= src[i*3+1];
1925 int r= src[i*3+2];
1926
1927 dst[i]= ((RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);
1928 }
1929 #endif /* HAVE_MMX */
1930 }
1931
1932 static inline void RENAME(bgr24ToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
1933 {
1934 #if HAVE_MMX
1935 RENAME(bgr24ToUV_mmx)(dstU, dstV, src1, width, PIX_FMT_BGR24);
1936 #else
1937 int i;
1938 for (i=0; i<width; i++)
1939 {
1940 int b= src1[3*i + 0];
1941 int g= src1[3*i + 1];
1942 int r= src1[3*i + 2];
1943
1944 dstU[i]= (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
1945 dstV[i]= (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
1946 }
1947 #endif /* HAVE_MMX */
1948 assert(src1 == src2);
1949 }
1950
1951 static inline void RENAME(bgr24ToUV_half)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
1952 {
1953 int i;
1954 for (i=0; i<width; i++)
1955 {
1956 int b= src1[6*i + 0] + src1[6*i + 3];
1957 int g= src1[6*i + 1] + src1[6*i + 4];
1958 int r= src1[6*i + 2] + src1[6*i + 5];
1959
1960 dstU[i]= (RU*r + GU*g + BU*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);
1961 dstV[i]= (RV*r + GV*g + BV*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);
1962 }
1963 assert(src1 == src2);
1964 }
1965
1966 static inline void RENAME(rgb24ToY)(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)
1967 {
1968 #if HAVE_MMX
1969 RENAME(bgr24ToY_mmx)(dst, src, width, PIX_FMT_RGB24);
1970 #else
1971 int i;
1972 for (i=0; i<width; i++)
1973 {
1974 int r= src[i*3+0];
1975 int g= src[i*3+1];
1976 int b= src[i*3+2];
1977
1978 dst[i]= ((RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);
1979 }
1980 #endif
1981 }
1982
1983 static inline void RENAME(rgb24ToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
1984 {
1985 #if HAVE_MMX
1986 assert(src1==src2);
1987 RENAME(bgr24ToUV_mmx)(dstU, dstV, src1, width, PIX_FMT_RGB24);
1988 #else
1989 int i;
1990 assert(src1==src2);
1991 for (i=0; i<width; i++)
1992 {
1993 int r= src1[3*i + 0];
1994 int g= src1[3*i + 1];
1995 int b= src1[3*i + 2];
1996
1997 dstU[i]= (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
1998 dstV[i]= (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
1999 }
2000 #endif
2001 }
2002
2003 static inline void RENAME(rgb24ToUV_half)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
2004 {
2005 int i;
2006 assert(src1==src2);
2007 for (i=0; i<width; i++)
2008 {
2009 int r= src1[6*i + 0] + src1[6*i + 3];
2010 int g= src1[6*i + 1] + src1[6*i + 4];
2011 int b= src1[6*i + 2] + src1[6*i + 5];
2012
2013 dstU[i]= (RU*r + GU*g + BU*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);
2014 dstV[i]= (RV*r + GV*g + BV*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);
2015 }
2016 }
2017
2018
2019 // bilinear / bicubic scaling
2020 static inline void RENAME(hScale)(int16_t *dst, int dstW, const uint8_t *src, int srcW, int xInc,
2021 const int16_t *filter, const int16_t *filterPos, long filterSize)
2022 {
2023 #if HAVE_MMX
2024 assert(filterSize % 4 == 0 && filterSize>0);
2025 if (filterSize==4) // Always true for upscaling, sometimes for down, too.
2026 {
2027 x86_reg counter= -2*dstW;
2028 filter-= counter*2;
2029 filterPos-= counter/2;
2030 dst-= counter/2;
2031 __asm__ volatile(
2032 #if defined(PIC)
2033 "push %%"REG_b" \n\t"
2034 #endif
2035 "pxor %%mm7, %%mm7 \n\t"
2036 "push %%"REG_BP" \n\t" // we use 7 regs here ...
2037 "mov %%"REG_a", %%"REG_BP" \n\t"
2038 ASMALIGN(4)
2039 "1: \n\t"
2040 "movzwl (%2, %%"REG_BP"), %%eax \n\t"
2041 "movzwl 2(%2, %%"REG_BP"), %%ebx \n\t"
2042 "movq (%1, %%"REG_BP", 4), %%mm1 \n\t"
2043 "movq 8(%1, %%"REG_BP", 4), %%mm3 \n\t"
2044 "movd (%3, %%"REG_a"), %%mm0 \n\t"
2045 "movd (%3, %%"REG_b"), %%mm2 \n\t"
2046 "punpcklbw %%mm7, %%mm0 \n\t"
2047 "punpcklbw %%mm7, %%mm2 \n\t"
2048 "pmaddwd %%mm1, %%mm0 \n\t"
2049 "pmaddwd %%mm2, %%mm3 \n\t"
2050 "movq %%mm0, %%mm4 \n\t"
2051 "punpckldq %%mm3, %%mm0 \n\t"
2052 "punpckhdq %%mm3, %%mm4 \n\t"
2053 "paddd %%mm4, %%mm0 \n\t"
2054 "psrad $7, %%mm0 \n\t"
2055 "packssdw %%mm0, %%mm0 \n\t"
2056 "movd %%mm0, (%4, %%"REG_BP") \n\t"
2057 "add $4, %%"REG_BP" \n\t"
2058 " jnc 1b \n\t"
2059
2060 "pop %%"REG_BP" \n\t"
2061 #if defined(PIC)
2062 "pop %%"REG_b" \n\t"
2063 #endif
2064 : "+a" (counter)
2065 : "c" (filter), "d" (filterPos), "S" (src), "D" (dst)
2066 #if !defined(PIC)
2067 : "%"REG_b
2068 #endif
2069 );
2070 }
2071 else if (filterSize==8)
2072 {
2073 x86_reg counter= -2*dstW;
2074 filter-= counter*4;
2075 filterPos-= counter/2;
2076 dst-= counter/2;
2077 __asm__ volatile(
2078 #if defined(PIC)
2079 "push %%"REG_b" \n\t"
2080 #endif
2081 "pxor %%mm7, %%mm7 \n\t"
2082 "push %%"REG_BP" \n\t" // we use 7 regs here ...
2083 "mov %%"REG_a", %%"REG_BP" \n\t"
2084 ASMALIGN(4)
2085 "1: \n\t"
2086 "movzwl (%2, %%"REG_BP"), %%eax \n\t"
2087 "movzwl 2(%2, %%"REG_BP"), %%ebx \n\t"
2088 "movq (%1, %%"REG_BP", 8), %%mm1 \n\t"
2089 "movq 16(%1, %%"REG_BP", 8), %%mm3 \n\t"
2090 "movd (%3, %%"REG_a"), %%mm0 \n\t"
2091 "movd (%3, %%"REG_b"), %%mm2 \n\t"
2092 "punpcklbw %%mm7, %%mm0 \n\t"
2093 "punpcklbw %%mm7, %%mm2 \n\t"
2094 "pmaddwd %%mm1, %%mm0 \n\t"
2095 "pmaddwd %%mm2, %%mm3 \n\t"
2096
2097 "movq 8(%1, %%"REG_BP", 8), %%mm1 \n\t"
2098 "movq 24(%1, %%"REG_BP", 8), %%mm5 \n\t"
2099 "movd 4(%3, %%"REG_a"), %%mm4 \n\t"
2100 "movd 4(%3, %%"REG_b"), %%mm2 \n\t"
2101 "punpcklbw %%mm7, %%mm4 \n\t"
2102 "punpcklbw %%mm7, %%mm2 \n\t"
2103 "pmaddwd %%mm1, %%mm4 \n\t"
2104 "pmaddwd %%mm2, %%mm5 \n\t"
2105 "paddd %%mm4, %%mm0 \n\t"
2106 "paddd %%mm5, %%mm3 \n\t"
2107 "movq %%mm0, %%mm4 \n\t"
2108 "punpckldq %%mm3, %%mm0 \n\t"
2109 "punpckhdq %%mm3, %%mm4 \n\t"
2110 "paddd %%mm4, %%mm0 \n\t"
2111 "psrad $7, %%mm0 \n\t"
2112 "packssdw %%mm0, %%mm0 \n\t"
2113 "movd %%mm0, (%4, %%"REG_BP") \n\t"
2114 "add $4, %%"REG_BP" \n\t"
2115 " jnc 1b \n\t"
2116
2117 "pop %%"REG_BP" \n\t"
2118 #if defined(PIC)
2119 "pop %%"REG_b" \n\t"
2120 #endif
2121 : "+a" (counter)
2122 : "c" (filter), "d" (filterPos), "S" (src), "D" (dst)
2123 #if !defined(PIC)
2124 : "%"REG_b
2125 #endif
2126 );
2127 }
2128 else
2129 {
2130 uint8_t *offset = src+filterSize;
2131 x86_reg counter= -2*dstW;
2132 //filter-= counter*filterSize/2;
2133 filterPos-= counter/2;
2134 dst-= counter/2;
2135 __asm__ volatile(
2136 "pxor %%mm7, %%mm7 \n\t"
2137 ASMALIGN(4)
2138 "1: \n\t"
2139 "mov %2, %%"REG_c" \n\t"
2140 "movzwl (%%"REG_c", %0), %%eax \n\t"
2141 "movzwl 2(%%"REG_c", %0), %%edx \n\t"
2142 "mov %5, %%"REG_c" \n\t"
2143 "pxor %%mm4, %%mm4 \n\t"
2144 "pxor %%mm5, %%mm5 \n\t"
2145 "2: \n\t"
2146 "movq (%1), %%mm1 \n\t"
2147 "movq (%1, %6), %%mm3 \n\t"
2148 "movd (%%"REG_c", %%"REG_a"), %%mm0 \n\t"
2149 "movd (%%"REG_c", %%"REG_d"), %%mm2 \n\t"
2150 "punpcklbw %%mm7, %%mm0 \n\t"
2151 "punpcklbw %%mm7, %%mm2 \n\t"
2152 "pmaddwd %%mm1, %%mm0 \n\t"
2153 "pmaddwd %%mm2, %%mm3 \n\t"
2154 "paddd %%mm3, %%mm5 \n\t"
2155 "paddd %%mm0, %%mm4 \n\t"
2156 "add $8, %1 \n\t"
2157 "add $4, %%"REG_c" \n\t"
2158 "cmp %4, %%"REG_c" \n\t"
2159 " jb 2b \n\t"
2160 "add %6, %1 \n\t"
2161 "movq %%mm4, %%mm0 \n\t"
2162 "punpckldq %%mm5, %%mm4 \n\t"
2163 "punpckhdq %%mm5, %%mm0 \n\t"
2164 "paddd %%mm0, %%mm4 \n\t"
2165 "psrad $7, %%mm4 \n\t"
2166 "packssdw %%mm4, %%mm4 \n\t"
2167 "mov %3, %%"REG_a" \n\t"
2168 "movd %%mm4, (%%"REG_a", %0) \n\t"
2169 "add $4, %0 \n\t"
2170 " jnc 1b \n\t"
2171
2172 : "+r" (counter), "+r" (filter)
2173 : "m" (filterPos), "m" (dst), "m"(offset),
2174 "m" (src), "r" ((x86_reg)filterSize*2)
2175 : "%"REG_a, "%"REG_c, "%"REG_d
2176 );
2177 }
2178 #else
2179 #if HAVE_ALTIVEC
2180 hScale_altivec_real(dst, dstW, src, srcW, xInc, filter, filterPos, filterSize);
2181 #else
2182 int i;
2183 for (i=0; i<dstW; i++)
2184 {
2185 int j;
2186 int srcPos= filterPos[i];
2187 int val=0;
2188 //printf("filterPos: %d\n", filterPos[i]);
2189 for (j=0; j<filterSize; j++)
2190 {
2191 //printf("filter: %d, src: %d\n", filter[i], src[srcPos + j]);
2192 val += ((int)src[srcPos + j])*filter[filterSize*i + j];
2193 }
2194 //filter += hFilterSize;
2195 dst[i] = FFMIN(val>>7, (1<<15)-1); // the cubic equation does overflow ...
2196 //dst[i] = val>>7;
2197 }
2198 #endif /* HAVE_ALTIVEC */
2199 #endif /* HAVE_MMX */
2200 }
2201
2202 static inline void RENAME(hyscale_fast)(SwsContext *c, int16_t *dst,
2203 int dstWidth, const uint8_t *src, int srcW,
2204 int xInc)
2205 {
2206 int i;
2207 unsigned int xpos=0;
2208 for (i=0;i<dstWidth;i++)
2209 {
2210 register unsigned int xx=xpos>>16;
2211 register unsigned int xalpha=(xpos&0xFFFF)>>9;
2212 dst[i]= (src[xx]<<7) + (src[xx+1] - src[xx])*xalpha;
2213 xpos+=xInc;
2214 }
2215 }
2216
2217 // *** horizontal scale Y line to temp buffer
2218 static inline void RENAME(hyscale)(SwsContext *c, uint16_t *dst, long dstWidth, const uint8_t *src, int srcW, int xInc,
2219 int flags, const int16_t *hLumFilter,
2220 const int16_t *hLumFilterPos, int hLumFilterSize,
2221 int srcFormat, uint8_t *formatConvBuffer,
2222 uint32_t *pal, int isAlpha)
2223 {
2224 int32_t *mmx2FilterPos = c->lumMmx2FilterPos;
2225 int16_t *mmx2Filter = c->lumMmx2Filter;
2226 int canMMX2BeUsed = c->canMMX2BeUsed;
2227 void *funnyYCode = c->funnyYCode;
2228 void (*internal_func)(uint8_t *, const uint8_t *, long, uint32_t *) = isAlpha ? c->hascale_internal : c->hyscale_internal;
2229
2230 if (isAlpha) {
2231 if (srcFormat == PIX_FMT_RGB32 || srcFormat == PIX_FMT_BGR32 )
2232 src += 3;
2233 } else {
2234 if (srcFormat == PIX_FMT_RGB32_1 || srcFormat == PIX_FMT_BGR32_1)
2235 src += ALT32_CORR;
2236 }
2237
2238 if (internal_func) {
2239 internal_func(formatConvBuffer, src, srcW, pal);
2240 src= formatConvBuffer;
2241 }
2242
2243 #if HAVE_MMX
2244 // Use the new MMX scaler if the MMX2 one can't be used (it is faster than the x86 ASM one).
2245 if (!(flags&SWS_FAST_BILINEAR) || (!canMMX2BeUsed))
2246 #else
2247 if (!(flags&SWS_FAST_BILINEAR))
2248 #endif
2249 {
2250 c->hScale(dst, dstWidth, src, srcW, xInc, hLumFilter, hLumFilterPos, hLumFilterSize);
2251 }
2252 else // fast bilinear upscale / crap downscale
2253 {
2254 #if ARCH_X86 && CONFIG_GPL
2255 #if HAVE_MMX2
2256 int i;
2257 #if defined(PIC)
2258 uint64_t ebxsave __attribute__((aligned(8)));
2259 #endif
2260 if (canMMX2BeUsed)
2261 {
2262 __asm__ volatile(
2263 #if defined(PIC)
2264 "mov %%"REG_b", %5 \n\t"
2265 #endif
2266 "pxor %%mm7, %%mm7 \n\t"
2267 "mov %0, %%"REG_c" \n\t"
2268 "mov %1, %%"REG_D" \n\t"
2269 "mov %2, %%"REG_d" \n\t"
2270 "mov %3, %%"REG_b" \n\t"
2271 "xor %%"REG_a", %%"REG_a" \n\t" // i
2272 PREFETCH" (%%"REG_c") \n\t"
2273 PREFETCH" 32(%%"REG_c") \n\t"
2274 PREFETCH" 64(%%"REG_c") \n\t"
2275
2276 #if ARCH_X86_64
2277
2278 #define FUNNY_Y_CODE \
2279 "movl (%%"REG_b"), %%esi \n\t"\
2280 "call *%4 \n\t"\
2281 "movl (%%"REG_b", %%"REG_a"), %%esi \n\t"\
2282 "add %%"REG_S", %%"REG_c" \n\t"\
2283 "add %%"REG_a", %%"REG_D" \n\t"\
2284 "xor %%"REG_a", %%"REG_a" \n\t"\
2285
2286 #else
2287
2288 #define FUNNY_Y_CODE \
2289 "movl (%%"REG_b"), %%esi \n\t"\
2290 "call *%4 \n\t"\
2291 "addl (%%"REG_b", %%"REG_a"), %%"REG_c" \n\t"\
2292 "add %%"REG_a", %%"REG_D" \n\t"\
2293 "xor %%"REG_a", %%"REG_a" \n\t"\
2294
2295 #endif /* ARCH_X86_64 */
2296
2297 FUNNY_Y_CODE
2298 FUNNY_Y_CODE
2299 FUNNY_Y_CODE
2300 FUNNY_Y_CODE
2301 FUNNY_Y_CODE
2302 FUNNY_Y_CODE
2303 FUNNY_Y_CODE
2304 FUNNY_Y_CODE
2305
2306 #if defined(PIC)
2307 "mov %5, %%"REG_b" \n\t"
2308 #endif
2309 :: "m" (src), "m" (dst), "m" (mmx2Filter), "m" (mmx2FilterPos),
2310 "m" (funnyYCode)
2311 #if defined(PIC)
2312 ,"m" (ebxsave)
2313 #endif
2314 : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D
2315 #if !defined(PIC)
2316 ,"%"REG_b
2317 #endif
2318 );
2319 for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) dst[i] = src[srcW-1]*128;
2320 }
2321 else
2322 {
2323 #endif /* HAVE_MMX2 */
2324 x86_reg xInc_shr16 = xInc >> 16;
2325 uint16_t xInc_mask = xInc & 0xffff;
2326 //NO MMX just normal asm ...
2327 __asm__ volatile(
2328 "xor %%"REG_a", %%"REG_a" \n\t" // i
2329 "xor %%"REG_d", %%"REG_d" \n\t" // xx
2330 "xorl %%ecx, %%ecx \n\t" // 2*xalpha
2331 ASMALIGN(4)
2332 "1: \n\t"
2333 "movzbl (%0, %%"REG_d"), %%edi \n\t" //src[xx]
2334 "movzbl 1(%0, %%"REG_d"), %%esi \n\t" //src[xx+1]
2335 "subl %%edi, %%esi \n\t" //src[xx+1] - src[xx]
2336 "imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha
2337 "shll $16, %%edi \n\t"
2338 "addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
2339 "mov %1, %%"REG_D" \n\t"
2340 "shrl $9, %%esi \n\t"
2341 "movw %%si, (%%"REG_D", %%"REG_a", 2) \n\t"
2342 "addw %4, %%cx \n\t" //2*xalpha += xInc&0xFF
2343 "adc %3, %%"REG_d" \n\t" //xx+= xInc>>8 + carry
2344
2345 "movzbl (%0, %%"REG_d"), %%edi \n\t" //src[xx]
2346 "movzbl 1(%0, %%"REG_d"), %%esi \n\t" //src[xx+1]
2347 "subl %%edi, %%esi \n\t" //src[xx+1] - src[xx]
2348 "imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha
2349 "shll $16, %%edi \n\t"
2350 "addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
2351 "mov %1, %%"REG_D" \n\t"
2352 "shrl $9, %%esi \n\t"
2353 "movw %%si, 2(%%"REG_D", %%"REG_a", 2) \n\t"
2354 "addw %4, %%cx \n\t" //2*xalpha += xInc&0xFF
2355 "adc %3, %%"REG_d" \n\t" //xx+= xInc>>8 + carry
2356
2357
2358 "add $2, %%"REG_a" \n\t"
2359 "cmp %2, %%"REG_a" \n\t"
2360 " jb 1b \n\t"
2361
2362
2363 :: "r" (src), "m" (dst), "m" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask)
2364 : "%"REG_a, "%"REG_d, "%ecx", "%"REG_D, "%esi"
2365 );
2366 #if HAVE_MMX2
2367 } //if MMX2 can't be used
2368 #endif
2369 #else
2370 c->hyscale_fast(c, dst, dstWidth, src, srcW, xInc);
2371 #endif /* ARCH_X86 */
2372 }
2373
2374 if(!isAlpha && c->srcRange != c->dstRange && !(isRGB(c->dstFormat) || isBGR(c->dstFormat))){
2375 int i;
2376 //FIXME all pal and rgb srcFormats could do this convertion as well
2377 //FIXME all scalers more complex than bilinear could do half of this transform
2378 if(c->srcRange){
2379 for (i=0; i<dstWidth; i++)
2380 dst[i]= (dst[i]*14071 + 33561947)>>14;
2381 }else{
2382 for (i=0; i<dstWidth; i++)
2383 dst[i]= (FFMIN(dst[i],30189)*19077 - 39057361)>>14;
2384 }
2385 }
2386 }
2387
2388 static inline void RENAME(hcscale_fast)(SwsContext *c, int16_t *dst,
2389 int dstWidth, const uint8_t *src1,
2390 const uint8_t *src2, int srcW, int xInc)
2391 {
2392 int i;
2393 unsigned int xpos=0;
2394 for (i=0;i<dstWidth;i++)
2395 {
2396 register unsigned int xx=xpos>>16;
2397 register unsigned int xalpha=(xpos&0xFFFF)>>9;
2398 dst[i]=(src1[xx]*(xalpha^127)+src1[xx+1]*xalpha);
2399 dst[i+VOFW]=(src2[xx]*(xalpha^127)+src2[xx+1]*xalpha);
2400 /* slower
2401 dst[i]= (src1[xx]<<7) + (src1[xx+1] - src1[xx])*xalpha;
2402 dst[i+VOFW]=(src2[xx]<<7) + (src2[xx+1] - src2[xx])*xalpha;
2403 */
2404 xpos+=xInc;
2405 }
2406 }
2407
2408 inline static void RENAME(hcscale)(SwsContext *c, uint16_t *dst, long dstWidth, const uint8_t *src1, const uint8_t *src2,
2409 int srcW, int xInc, int flags, const int16_t *hChrFilter,
2410 const int16_t *hChrFilterPos, int hChrFilterSize,
2411 int srcFormat, uint8_t *formatConvBuffer,
2412 uint32_t *pal)
2413 {
2414 int32_t *mmx2FilterPos = c->chrMmx2FilterPos;
2415 int16_t *mmx2Filter = c->chrMmx2Filter;
2416 int canMMX2BeUsed = c->canMMX2BeUsed;
2417 void *funnyUVCode = c->funnyUVCode;
2418
2419 if (isGray(srcFormat) || srcFormat==PIX_FMT_MONOBLACK || srcFormat==PIX_FMT_MONOWHITE)
2420 return;
2421
2422 if (srcFormat==PIX_FMT_RGB32_1 || srcFormat==PIX_FMT_BGR32_1) {
2423 src1 += ALT32_CORR;
2424 src2 += ALT32_CORR;
2425 }
2426
2427 if (c->hcscale_internal) {
2428 c->hcscale_internal(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
2429 src1= formatConvBuffer;
2430 src2= formatConvBuffer+VOFW;
2431 }
2432
2433 #if HAVE_MMX
2434 // Use the new MMX scaler if the MMX2 one can't be used (it is faster than the x86 ASM one).
2435 if (!(flags&SWS_FAST_BILINEAR) || (!canMMX2BeUsed))
2436 #else
2437 if (!(flags&SWS_FAST_BILINEAR))
2438 #endif
2439 {
2440 c->hScale(dst , dstWidth, src1, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);
2441 c->hScale(dst+VOFW, dstWidth, src2, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);
2442 }
2443 else // fast bilinear upscale / crap downscale
2444 {
2445 #if ARCH_X86 && CONFIG_GPL
2446 #if HAVE_MMX2
2447 int i;
2448 #if defined(PIC)
2449 uint64_t ebxsave __attribute__((aligned(8)));
2450 #endif
2451 if (canMMX2BeUsed)
2452 {
2453 __asm__ volatile(
2454 #if defined(PIC)
2455 "mov %%"REG_b", %6 \n\t"
2456 #endif
2457 "pxor %%mm7, %%mm7 \n\t"
2458 "mov %0, %%"REG_c" \n\t"
2459 "mov %1, %%"REG_D" \n\t"
2460 "mov %2, %%"REG_d" \n\t"
2461 "mov %3, %%"REG_b" \n\t"
2462 "xor %%"REG_a", %%"REG_a" \n\t" // i
2463 PREFETCH" (%%"REG_c") \n\t"
2464 PREFETCH" 32(%%"REG_c") \n\t"
2465 PREFETCH" 64(%%"REG_c") \n\t"
2466
2467 #if ARCH_X86_64
2468
2469 #define FUNNY_UV_CODE \
2470 "movl (%%"REG_b"), %%esi \n\t"\
2471 "call *%4 \n\t"\
2472 "movl (%%"REG_b", %%"REG_a"), %%esi \n\t"\
2473 "add %%"REG_S", %%"REG_c" \n\t"\
2474 "add %%"REG_a", %%"REG_D" \n\t"\
2475 "xor %%"REG_a", %%"REG_a" \n\t"\
2476
2477 #else
2478
2479 #define FUNNY_UV_CODE \
2480 "movl (%%"REG_b"), %%esi \n\t"\
2481 "call *%4 \n\t"\
2482 "addl (%%"REG_b", %%"REG_a"), %%"REG_c" \n\t"\
2483 "add %%"REG_a", %%"REG_D" \n\t"\
2484 "xor %%"REG_a", %%"REG_a" \n\t"\
2485
2486 #endif /* ARCH_X86_64 */
2487
2488 FUNNY_UV_CODE
2489 FUNNY_UV_CODE
2490 FUNNY_UV_CODE
2491 FUNNY_UV_CODE
2492 "xor %%"REG_a", %%"REG_a" \n\t" // i
2493 "mov %5, %%"REG_c" \n\t" // src
2494 "mov %1, %%"REG_D" \n\t" // buf1
2495 "add $"AV_STRINGIFY(VOF)", %%"REG_D" \n\t"
2496 PREFETCH" (%%"REG_c") \n\t"
2497 PREFETCH" 32(%%"REG_c") \n\t"
2498 PREFETCH" 64(%%"REG_c") \n\t"
2499
2500 FUNNY_UV_CODE
2501 FUNNY_UV_CODE
2502 FUNNY_UV_CODE
2503 FUNNY_UV_CODE
2504
2505 #if defined(PIC)
2506 "mov %6, %%"REG_b" \n\t"
2507 #endif
2508 :: "m" (src1), "m" (dst), "m" (mmx2Filter), "m" (mmx2FilterPos),
2509 "m" (funnyUVCode), "m" (src2)
2510 #if defined(PIC)
2511 ,"m" (ebxsave)
2512 #endif
2513 : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D
2514 #if !defined(PIC)
2515 ,"%"REG_b
2516 #endif
2517 );
2518 for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--)
2519 {
2520 //printf("%d %d %d\n", dstWidth, i, srcW);
2521 dst[i] = src1[srcW-1]*128;
2522 dst[i+VOFW] = src2[srcW-1]*128;
2523 }
2524 }
2525 else
2526 {
2527 #endif /* HAVE_MMX2 */
2528 x86_reg xInc_shr16 = (x86_reg) (xInc >> 16);
2529 uint16_t xInc_mask = xInc & 0xffff;
2530 __asm__ volatile(
2531 "xor %%"REG_a", %%"REG_a" \n\t" // i
2532 "xor %%"REG_d", %%"REG_d" \n\t" // xx
2533 "xorl %%ecx, %%ecx \n\t" // 2*xalpha
2534 ASMALIGN(4)
2535 "1: \n\t"
2536 "mov %0, %%"REG_S" \n\t"
2537 "movzbl (%%"REG_S", %%"REG_d"), %%edi \n\t" //src[xx]
2538 "movzbl 1(%%"REG_S", %%"REG_d"), %%esi \n\t" //src[xx+1]
2539 "subl %%edi, %%esi \n\t" //src[xx+1] - src[xx]
2540 "imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha
2541 "shll $16, %%edi \n\t"
2542 "addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
2543 "mov %1, %%"REG_D" \n\t"
2544 "shrl $9, %%esi \n\t"
2545 "movw %%si, (%%"REG_D", %%"REG_a", 2) \n\t"
2546
2547 "movzbl (%5, %%"REG_d"), %%edi \n\t" //src[xx]
2548 "movzbl 1(%5, %%"REG_d"), %%esi \n\t" //src[xx+1]
2549 "subl %%edi, %%esi \n\t" //src[xx+1] - src[xx]
2550 "imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha
2551 "shll $16, %%edi \n\t"
2552 "addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
2553 "mov %1, %%"REG_D" \n\t"
2554 "shrl $9, %%esi \n\t"
2555 "movw %%si, "AV_STRINGIFY(VOF)"(%%"REG_D", %%"REG_a", 2) \n\t"
2556
2557 "addw %4, %%cx \n\t" //2*xalpha += xInc&0xFF
2558 "adc %3, %%"REG_d" \n\t" //xx+= xInc>>8 + carry
2559 "add $1, %%"REG_a" \n\t"
2560 "cmp %2, %%"REG_a" \n\t"
2561 " jb 1b \n\t"
2562
2563 /* GCC 3.3 makes MPlayer crash on IA-32 machines when using "g" operand here,
2564 which is needed to support GCC 4.0. */
2565 #if ARCH_X86_64 && ((__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))
2566 :: "m" (src1), "m" (dst), "g" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask),
2567 #else
2568 :: "m" (src1), "m" (dst), "m" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask),
2569 #endif
2570 "r" (src2)
2571 : "%"REG_a, "%"REG_d, "%ecx", "%"REG_D, "%esi"
2572 );
2573 #if HAVE_MMX2
2574 } //if MMX2 can't be used
2575 #endif
2576 #else
2577 c->hcscale_fast(c, dst, dstWidth, src1, src2, srcW, xInc);
2578 #endif /* ARCH_X86 */
2579 }
2580 if(c->srcRange != c->dstRange && !(isRGB(c->dstFormat) || isBGR(c->dstFormat))){
2581 int i;
2582 //FIXME all pal and rgb srcFormats could do this convertion as well
2583 //FIXME all scalers more complex than bilinear could do half of this transform
2584 if(c->srcRange){
2585 for (i=0; i<dstWidth; i++){
2586 dst[i ]= (dst[i ]*1799 + 4081085)>>11; //1469
2587 dst[i+VOFW]= (dst[i+VOFW]*1799 + 4081085)>>11; //1469
2588 }
2589 }else{
2590 for (i=0; i<dstWidth; i++){
2591 dst[i ]= (FFMIN(dst[i ],30775)*4663 - 9289992)>>12; //-264
2592 dst[i+VOFW]= (FFMIN(dst[i+VOFW],30775)*4663 - 9289992)>>12; //-264
2593 }
2594 }
2595 }
2596 }
2597
2598 static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
2599 int srcSliceH, uint8_t* dst[], int dstStride[]){
2600
2601 /* load a few things into local vars to make the code more readable? and faster */
2602 const int srcW= c->srcW;
2603 const int dstW= c->dstW;
2604 const int dstH= c->dstH;
2605 const int chrDstW= c->chrDstW;
2606 const int chrSrcW= c->chrSrcW;
2607 const int lumXInc= c->lumXInc;
2608 const int chrXInc= c->chrXInc;
2609 const int dstFormat= c->dstFormat;
2610 const int srcFormat= c->srcFormat;
2611 const int flags= c->flags;
2612 int16_t *vLumFilterPos= c->vLumFilterPos;
2613 int16_t *vChrFilterPos= c->vChrFilterPos;
2614 int16_t *hLumFilterPos= c->hLumFilterPos;
2615 int16_t *hChrFilterPos= c->hChrFilterPos;
2616 int16_t *vLumFilter= c->vLumFilter;
2617 int16_t *vChrFilter= c->vChrFilter;
2618 int16_t *hLumFilter= c->hLumFilter;
2619 int16_t *hChrFilter= c->hChrFilter;
2620 int32_t *lumMmxFilter= c->lumMmxFilter;
2621 int32_t *chrMmxFilter= c->chrMmxFilter;
2622 int32_t *alpMmxFilter= c->alpMmxFilter;
2623 const int vLumFilterSize= c->vLumFilterSize;
2624 const int vChrFilterSize= c->vChrFilterSize;
2625 const int hLumFilterSize= c->hLumFilterSize;
2626 const int hChrFilterSize= c->hChrFilterSize;
2627 int16_t **lumPixBuf= c->lumPixBuf;
2628 int16_t **chrPixBuf= c->chrPixBuf;
2629 int16_t **alpPixBuf= c->alpPixBuf;
2630 const int vLumBufSize= c->vLumBufSize;
2631 const int vChrBufSize= c->vChrBufSize;
2632 uint8_t *formatConvBuffer= c->formatConvBuffer;
2633 const int chrSrcSliceY= srcSliceY >> c->chrSrcVSubSample;
2634 const int chrSrcSliceH= -((-srcSliceH) >> c->chrSrcVSubSample);
2635 int lastDstY;
2636 uint32_t *pal=c->pal_yuv;
2637
2638 /* vars which will change and which we need to store back in the context */
2639 int dstY= c->dstY;
2640 int lumBufIndex= c->lumBufIndex;
2641 int chrBufIndex= c->chrBufIndex;
2642 int lastInLumBuf= c->lastInLumBuf;
2643 int lastInChrBuf= c->lastInChrBuf;
2644
2645 if (isPacked(c->srcFormat)){
2646 src[0]=
2647 src[1]=
2648 src[2]=
2649 src[3]= src[0];
2650 srcStride[0]=
2651 srcStride[1]=
2652 srcStride[2]=
2653 srcStride[3]= srcStride[0];
2654 }
2655 srcStride[1]<<= c->vChrDrop;
2656 srcStride[2]<<= c->vChrDrop;
2657
2658 //printf("swscale %X %X %X -> %X %X %X\n", (int)src[0], (int)src[1], (int)src[2],
2659 // (int)dst[0], (int)dst[1], (int)dst[2]);
2660
2661 #if 0 //self test FIXME move to a vfilter or something
2662 {
2663 static volatile int i=0;
2664 i++;
2665 if (srcFormat==PIX_FMT_YUV420P && i==1 && srcSliceH>= c->srcH)
2666 selfTest(src, srcStride, c->srcW, c->srcH);
2667 i--;
2668 }
2669 #endif
2670
2671 //printf("sws Strides:%d %d %d -> %d %d %d\n", srcStride[0],srcStride[1],srcStride[2],
2672 //dstStride[0],dstStride[1],dstStride[2]);
2673
2674 if (dstStride[0]%8 !=0 || dstStride[1]%8 !=0 || dstStride[2]%8 !=0 || dstStride[3]%8 != 0)
2675 {
2676 static int warnedAlready=0; //FIXME move this into the context perhaps
2677 if (flags & SWS_PRINT_INFO && !warnedAlready)
2678 {
2679 av_log(c, AV_LOG_WARNING, "Warning: dstStride is not aligned!\n"
2680 " ->cannot do aligned memory accesses anymore\n");
2681 warnedAlready=1;
2682 }
2683 }
2684
2685 /* Note the user might start scaling the picture in the middle so this
2686 will not get executed. This is not really intended but works
2687 currently, so people might do it. */
2688 if (srcSliceY ==0){
2689 lumBufIndex=0;
2690 chrBufIndex=0;
2691 dstY=0;
2692 lastInLumBuf= -1;
2693 lastInChrBuf= -1;
2694 }
2695
2696 lastDstY= dstY;
2697
2698 for (;dstY < dstH; dstY++){
2699 unsigned char *dest =dst[0]+dstStride[0]*dstY;
2700 const int chrDstY= dstY>>c->chrDstVSubSample;
2701 unsigned char *uDest=dst[1]+dstStride[1]*chrDstY;
2702 unsigned char *vDest=dst[2]+dstStride[2]*chrDstY;
2703 unsigned char *aDest=(CONFIG_SWSCALE_ALPHA && alpPixBuf) ? dst[3]+dstStride[3]*dstY : NULL;
2704
2705 const int firstLumSrcY= vLumFilterPos[dstY]; //First line needed as input
2706 const int firstChrSrcY= vChrFilterPos[chrDstY]; //First line needed as input
2707 const int lastLumSrcY= firstLumSrcY + vLumFilterSize -1; // Last line needed as input
2708 const int lastChrSrcY= firstChrSrcY + vChrFilterSize -1; // Last line needed as input
2709
2710 //printf("dstY:%d dstH:%d firstLumSrcY:%d lastInLumBuf:%d vLumBufSize: %d vChrBufSize: %d slice: %d %d vLumFilterSize: %d firstChrSrcY: %d vChrFilterSize: %d c->chrSrcVSubSample: %d\n",
2711 // dstY, dstH, firstLumSrcY, lastInLumBuf, vLumBufSize, vChrBufSize, srcSliceY, srcSliceH, vLumFilterSize, firstChrSrcY, vChrFilterSize, c->chrSrcVSubSample);
2712 //handle holes (FAST_BILINEAR & weird filters)
2713 if (firstLumSrcY > lastInLumBuf) lastInLumBuf= firstLumSrcY-1;
2714 if (firstChrSrcY > lastInChrBuf) lastInChrBuf= firstChrSrcY-1;
2715 //printf("%d %d %d\n", firstChrSrcY, lastInChrBuf, vChrBufSize);
2716 assert(firstLumSrcY >= lastInLumBuf - vLumBufSize + 1);
2717 assert(firstChrSrcY >= lastInChrBuf - vChrBufSize + 1);
2718
2719 // Do we have enough lines in this slice to output the dstY line
2720 if (lastLumSrcY < srcSliceY + srcSliceH && lastChrSrcY < -((-srcSliceY - srcSliceH)>>c->chrSrcVSubSample))
2721 {
2722 //Do horizontal scaling
2723 while(lastInLumBuf < lastLumSrcY)
2724 {
2725 uint8_t *src1= src[0]+(lastInLumBuf + 1 - srcSliceY)*srcStride[0];
2726 uint8_t *src2= src[3]+(lastInLumBuf + 1 - srcSliceY)*srcStride[3];
2727 lumBufIndex++;
2728 //printf("%d %d %d %d\n", lumBufIndex, vLumBufSize, lastInLumBuf, lastLumSrcY);
2729 assert(lumBufIndex < 2*vLumBufSize);
2730 assert(lastInLumBuf + 1 - srcSliceY < srcSliceH);
2731 assert(lastInLumBuf + 1 - srcSliceY >= 0);
2732 //printf("%d %d\n", lumBufIndex, vLumBufSize);
2733 RENAME(hyscale)(c, lumPixBuf[ lumBufIndex ], dstW, src1, srcW, lumXInc,
2734 flags, hLumFilter, hLumFilterPos, hLumFilterSize,
2735 c->srcFormat, formatConvBuffer,
2736 pal, 0);
2737 if (CONFIG_SWSCALE_ALPHA && alpPixBuf)
2738 RENAME(hyscale)(c, alpPixBuf[ lumBufIndex ], dstW, src2, srcW, lumXInc,
2739 flags, hLumFilter, hLumFilterPos, hLumFilterSize,
2740 c->srcFormat, formatConvBuffer,
2741 pal, 1);
2742 lastInLumBuf++;
2743 }
2744 while(lastInChrBuf < lastChrSrcY)
2745 {
2746 uint8_t *src1= src[1]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[1];
2747 uint8_t *src2= src[2]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[2];
2748 chrBufIndex++;
2749 assert(chrBufIndex < 2*vChrBufSize);
2750 assert(lastInChrBuf + 1 - chrSrcSliceY < (chrSrcSliceH));
2751 assert(lastInChrBuf + 1 - chrSrcSliceY >= 0);
2752 //FIXME replace parameters through context struct (some at least)
2753
2754 if (!(isGray(srcFormat) || isGray(dstFormat)))
2755 RENAME(hcscale)(c, chrPixBuf[ chrBufIndex ], chrDstW, src1, src2, chrSrcW, chrXInc,
2756 flags, hChrFilter, hChrFilterPos, hChrFilterSize,
2757 c->srcFormat, formatConvBuffer,
2758 pal);
2759 lastInChrBuf++;
2760 }
2761 //wrap buf index around to stay inside the ring buffer
2762 if (lumBufIndex >= vLumBufSize) lumBufIndex-= vLumBufSize;
2763 if (chrBufIndex >= vChrBufSize) chrBufIndex-= vChrBufSize;
2764 }
2765 else // not enough lines left in this slice -> load the rest in the buffer
2766 {
2767 /* printf("%d %d Last:%d %d LastInBuf:%d %d Index:%d %d Y:%d FSize: %d %d BSize: %d %d\n",
2768 firstChrSrcY,firstLumSrcY,lastChrSrcY,lastLumSrcY,
2769 lastInChrBuf,lastInLumBuf,chrBufIndex,lumBufIndex,dstY,vChrFilterSize,vLumFilterSize,
2770 vChrBufSize, vLumBufSize);*/
2771
2772 //Do horizontal scaling
2773 while(lastInLumBuf+1 < srcSliceY + srcSliceH)
2774 {
2775 uint8_t *src1= src[0]+(lastInLumBuf + 1 - srcSliceY)*srcStride[0];
2776 uint8_t *src2= src[3]+(lastInLumBuf + 1 - srcSliceY)*srcStride[3];
2777 lumBufIndex++;
2778 assert(lumBufIndex < 2*vLumBufSize);
2779 assert(lastInLumBuf + 1 - srcSliceY < srcSliceH);
2780 assert(lastInLumBuf + 1 - srcSliceY >= 0);
2781 RENAME(hyscale)(c, lumPixBuf[ lumBufIndex ], dstW, src1, srcW, lumXInc,
2782 flags, hLumFilter, hLumFilterPos, hLumFilterSize,
2783 c->srcFormat, formatConvBuffer,
2784 pal, 0);
2785 if (CONFIG_SWSCALE_ALPHA && alpPixBuf)
2786 RENAME(hyscale)(c, alpPixBuf[ lumBufIndex ], dstW, src2, srcW, lumXInc,
2787 flags, hLumFilter, hLumFilterPos, hLumFilterSize,
2788 c->srcFormat, formatConvBuffer,
2789 pal, 1);
2790 lastInLumBuf++;
2791 }
2792 while(lastInChrBuf+1 < (chrSrcSliceY + chrSrcSliceH))
2793 {
2794 uint8_t *src1= src[1]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[1];
2795 uint8_t *src2= src[2]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[2];
2796 chrBufIndex++;
2797 assert(chrBufIndex < 2*vChrBufSize);
2798 assert(lastInChrBuf + 1 - chrSrcSliceY < chrSrcSliceH);
2799 assert(lastInChrBuf + 1 - chrSrcSliceY >= 0);
2800
2801 if (!(isGray(srcFormat) || isGray(dstFormat)))
2802 RENAME(hcscale)(c, chrPixBuf[ chrBufIndex ], chrDstW, src1, src2, chrSrcW, chrXInc,
2803 flags, hChrFilter, hChrFilterPos, hChrFilterSize,
2804 c->srcFormat, formatConvBuffer,
2805 pal);
2806 lastInChrBuf++;
2807 }
2808 //wrap buf index around to stay inside the ring buffer
2809 if (lumBufIndex >= vLumBufSize) lumBufIndex-= vLumBufSize;
2810 if (chrBufIndex >= vChrBufSize) chrBufIndex-= vChrBufSize;
2811 break; //we can't output a dstY line so let's try with the next slice
2812 }
2813
2814 #if HAVE_MMX
2815 c->blueDither= ff_dither8[dstY&1];
2816 if (c->dstFormat == PIX_FMT_RGB555 || c->dstFormat == PIX_FMT_BGR555)
2817 c->greenDither= ff_dither8[dstY&1];
2818 else
2819 c->greenDither= ff_dither4[dstY&1];
2820 c->redDither= ff_dither8[(dstY+1)&1];
2821 #endif
2822 if (dstY < dstH-2)
2823 {
2824 const int16_t **lumSrcPtr= (const int16_t **) lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
2825 const int16_t **chrSrcPtr= (const int16_t **) chrPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
2826 const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **) alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;
2827 #if HAVE_MMX
2828 int i;
2829 if (flags & SWS_ACCURATE_RND){
2830 int s= APCK_SIZE / 8;
2831 for (i=0; i<vLumFilterSize; i+=2){
2832 *(void**)&lumMmxFilter[s*i ]= lumSrcPtr[i ];
2833 *(void**)&lumMmxFilter[s*i+APCK_PTR2/4 ]= lumSrcPtr[i+(vLumFilterSize>1)];
2834 lumMmxFilter[s*i+APCK_COEF/4 ]=
2835 lumMmxFilter[s*i+APCK_COEF/4+1]= vLumFilter[dstY*vLumFilterSize + i ]
2836 + (vLumFilterSize>1 ? vLumFilter[dstY*vLumFilterSize + i + 1]<<16 : 0);
2837 if (CONFIG_SWSCALE_ALPHA && alpPixBuf){
2838 *(void**)&alpMmxFilter[s*i ]= alpSrcPtr[i ];
2839 *(void**)&alpMmxFilter[s*i+APCK_PTR2/4 ]= alpSrcPtr[i+(vLumFilterSize>1)];
2840 alpMmxFilter[s*i+APCK_COEF/4 ]=
2841 alpMmxFilter[s*i+APCK_COEF/4+1]= lumMmxFilter[s*i+APCK_COEF/4 ];
2842 }
2843 }
2844 for (i=0; i<vChrFilterSize; i+=2){
2845 *(void**)&chrMmxFilter[s*i ]= chrSrcPtr[i ];
2846 *(void**)&chrMmxFilter[s*i+APCK_PTR2/4 ]= chrSrcPtr[i+(vChrFilterSize>1)];
2847 chrMmxFilter[s*i+APCK_COEF/4 ]=
2848 chrMmxFilter[s*i+APCK_COEF/4+1]= vChrFilter[chrDstY*vChrFilterSize + i ]
2849 + (vChrFilterSize>1 ? vChrFilter[chrDstY*vChrFilterSize + i + 1]<<16 : 0);
2850 }
2851 }else{
2852 for (i=0; i<vLumFilterSize; i++)
2853 {
2854 lumMmxFilter[4*i+0]= (int32_t)lumSrcPtr[i];
2855 lumMmxFilter[4*i+1]= (uint64_t)lumSrcPtr[i] >> 32;
2856 lumMmxFilter[4*i+2]=
2857 lumMmxFilter[4*i+3]=
2858 ((uint16_t)vLumFilter[dstY*vLumFilterSize + i])*0x10001;
2859 if (CONFIG_SWSCALE_ALPHA && alpPixBuf){
2860 alpMmxFilter[4*i+0]= (int32_t)alpSrcPtr[i];
2861 alpMmxFilter[4*i+1]= (uint64_t)alpSrcPtr[i] >> 32;
2862 alpMmxFilter[4*i+2]=
2863 alpMmxFilter[4*i+3]= lumMmxFilter[4*i+2];
2864 }
2865 }
2866 for (i=0; i<vChrFilterSize; i++)
2867 {
2868 chrMmxFilter[4*i+0]= (int32_t)chrSrcPtr[i];
2869 chrMmxFilter[4*i+1]= (uint64_t)chrSrcPtr[i] >> 32;
2870 chrMmxFilter[4*i+2]=
2871 chrMmxFilter[4*i+3]=
2872 ((uint16_t)vChrFilter[chrDstY*vChrFilterSize + i])*0x10001;
2873 }
2874 }
2875 #endif
2876 if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21){
2877 const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
2878 if (dstY&chrSkipMask) uDest= NULL; //FIXME split functions in lumi / chromi
2879 c->yuv2nv12X(c,
2880 vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
2881 vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2882 dest, uDest, dstW, chrDstW, dstFormat);
2883 }
2884 else if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) //YV12 like
2885 {
2886 const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
2887 if ((dstY&chrSkipMask) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi
2888 if (vLumFilterSize == 1 && vChrFilterSize == 1) // unscaled YV12
2889 {
2890 int16_t *lumBuf = lumPixBuf[0];
2891 int16_t *chrBuf= chrPixBuf[0];
2892 int16_t *alpBuf= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? alpPixBuf[0] : NULL;
2893 c->yuv2yuv1(c, lumBuf, chrBuf, alpBuf, dest, uDest, vDest, aDest, dstW, chrDstW);
2894 }
2895 else //General YV12
2896 {
2897 c->yuv2yuvX(c,
2898 vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
2899 vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2900 alpSrcPtr, dest, uDest, vDest, aDest, dstW, chrDstW);
2901 }
2902 }
2903 else
2904 {
2905 assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2);
2906 assert(chrSrcPtr + vChrFilterSize - 1 < chrPixBuf + vChrBufSize*2);
2907 if (vLumFilterSize == 1 && vChrFilterSize == 2) //unscaled RGB
2908 {
2909 int chrAlpha= vChrFilter[2*dstY+1];
2910 if(flags & SWS_FULL_CHR_H_INT){
2911 yuv2rgbXinC_full(c, //FIXME write a packed1_full function
2912 vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
2913 vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2914 alpSrcPtr, dest, dstW, dstY);
2915 }else{
2916 c->yuv2packed1(c, *lumSrcPtr, *chrSrcPtr, *(chrSrcPtr+1),
2917 alpPixBuf ? *alpSrcPtr : NULL,
2918 dest, dstW, chrAlpha, dstFormat, flags, dstY);
2919 }
2920 }
2921 else if (vLumFilterSize == 2 && vChrFilterSize == 2) //bilinear upscale RGB
2922 {
2923 int lumAlpha= vLumFilter[2*dstY+1];
2924 int chrAlpha= vChrFilter[2*dstY+1];
2925 lumMmxFilter[2]=
2926 lumMmxFilter[3]= vLumFilter[2*dstY ]*0x10001;
2927 chrMmxFilter[2]=
2928 chrMmxFilter[3]= vChrFilter[2*chrDstY]*0x10001;
2929 if(flags & SWS_FULL_CHR_H_INT){
2930 yuv2rgbXinC_full(c, //FIXME write a packed2_full function
2931 vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
2932 vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2933 alpSrcPtr, dest, dstW, dstY);
2934 }else{
2935 c->yuv2packed2(c, *lumSrcPtr, *(lumSrcPtr+1), *chrSrcPtr, *(chrSrcPtr+1),
2936 alpPixBuf ? *alpSrcPtr : NULL, alpPixBuf ? *(alpSrcPtr+1) : NULL,
2937 dest, dstW, lumAlpha, chrAlpha, dstY);
2938 }
2939 }
2940 else //general RGB
2941 {
2942 if(flags & SWS_FULL_CHR_H_INT){
2943 yuv2rgbXinC_full(c,
2944 vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
2945 vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2946 alpSrcPtr, dest, dstW, dstY);
2947 }else{
2948 c->yuv2packedX(c,
2949 vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
2950 vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2951 alpSrcPtr, dest, dstW, dstY);
2952 }
2953 }
2954 }
2955 }
2956 else // hmm looks like we can't use MMX here without overwriting this array's tail
2957 {
2958 const int16_t **lumSrcPtr= (const int16_t **)lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
2959 const int16_t **chrSrcPtr= (const int16_t **)chrPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
2960 const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **)alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;
2961 if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21){
2962 const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
2963 if (dstY&chrSkipMask) uDest= NULL; //FIXME split functions in lumi / chromi
2964 yuv2nv12XinC(
2965 vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
2966 vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2967 dest, uDest, dstW, chrDstW, dstFormat);
2968 }
2969 else if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) //YV12
2970 {
2971 const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
2972 if ((dstY&chrSkipMask) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi
2973 yuv2yuvXinC(
2974 vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
2975 vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2976 alpSrcPtr, dest, uDest, vDest, aDest, dstW, chrDstW);
2977 }
2978 else
2979 {
2980 assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2);
2981 assert(chrSrcPtr + vChrFilterSize - 1 < chrPixBuf + vChrBufSize*2);
2982 if(flags & SWS_FULL_CHR_H_INT){
2983 yuv2rgbXinC_full(c,
2984 vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
2985 vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2986 alpSrcPtr, dest, dstW, dstY);
2987 }else{
2988 yuv2packedXinC(c,
2989 vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
2990 vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2991 alpSrcPtr, dest, dstW, dstY);
2992 }
2993 }
2994 }
2995 }
2996
2997 if ((dstFormat == PIX_FMT_YUVA420P) && !alpPixBuf)
2998 fillPlane(dst[3], dstStride[3], dstW, dstY-lastDstY, lastDstY, 255);
2999
3000 #if HAVE_MMX
3001 if (flags & SWS_CPU_CAPS_MMX2 ) __asm__ volatile("sfence":::"memory");
3002 /* On K6 femms is faster than emms. On K7 femms is directly mapped to emms. */
3003 if (flags & SWS_CPU_CAPS_3DNOW) __asm__ volatile("femms" :::"memory");
3004 else __asm__ volatile("emms" :::"memory");
3005 #endif
3006 /* store changed local vars back in the context */
3007 c->dstY= dstY;
3008 c->lumBufIndex= lumBufIndex;
3009 c->chrBufIndex= chrBufIndex;
3010 c->lastInLumBuf= lastInLumBuf;
3011 c->lastInChrBuf= lastInChrBuf;
3012
3013 return dstY - lastDstY;
3014 }
3015
3016 static void RENAME(sws_init_swScale)(SwsContext *c)
3017 {
3018 enum PixelFormat srcFormat = c->srcFormat;
3019
3020 c->yuv2nv12X = RENAME(yuv2nv12X );
3021 c->yuv2yuv1 = RENAME(yuv2yuv1 );
3022 c->yuv2yuvX = RENAME(yuv2yuvX );
3023 c->yuv2packed1 = RENAME(yuv2packed1 );
3024 c->yuv2packed2 = RENAME(yuv2packed2 );
3025 c->yuv2packedX = RENAME(yuv2packedX );
3026
3027 c->hScale = RENAME(hScale );
3028
3029 c->hyscale_fast = RENAME(hyscale_fast);
3030 c->hcscale_fast = RENAME(hcscale_fast);
3031
3032 c->hcscale_internal = NULL;
3033 switch(srcFormat) {
3034 case PIX_FMT_YUYV422 : c->hcscale_internal = RENAME(yuy2ToUV); break;
3035 case PIX_FMT_UYVY422 : c->hcscale_internal = RENAME(uyvyToUV); break;
3036 case PIX_FMT_RGB8 :
3037 case PIX_FMT_BGR8 :
3038 case PIX_FMT_PAL8 :
3039 case PIX_FMT_BGR4_BYTE:
3040 case PIX_FMT_RGB4_BYTE: c->hcscale_internal = palToUV; break;
3041 case PIX_FMT_YUV420PBE:
3042 case PIX_FMT_YUV422PBE:
3043 case PIX_FMT_YUV444PBE: c->hcscale_internal = RENAME(BEToUV); break;
3044 case PIX_FMT_YUV420PLE:
3045 case PIX_FMT_YUV422PLE:
3046 case PIX_FMT_YUV444PLE: c->hcscale_internal = RENAME(LEToUV); break;
3047 }
3048 if (c->chrSrcHSubSample) {
3049 switch(srcFormat) {
3050 case PIX_FMT_RGB32 :
3051 case PIX_FMT_RGB32_1: c->hcscale_internal = bgr32ToUV_half; break;
3052 case PIX_FMT_BGR24 : c->hcscale_internal = RENAME(bgr24ToUV_half); break;
3053 case PIX_FMT_BGR565 : c->hcscale_internal = bgr16ToUV_half; break;
3054 case PIX_FMT_BGR555 : c->hcscale_internal = bgr15ToUV_half; break;
3055 case PIX_FMT_BGR32 :
3056 case PIX_FMT_BGR32_1: c->hcscale_internal = rgb32ToUV_half; break;
3057 case PIX_FMT_RGB24 : c->hcscale_internal = RENAME(rgb24ToUV_half); break;
3058 case PIX_FMT_RGB565 : c->hcscale_internal = rgb16ToUV_half; break;
3059 case PIX_FMT_RGB555 : c->hcscale_internal = rgb15ToUV_half; break;
3060 }
3061 } else {
3062 switch(srcFormat) {
3063 case PIX_FMT_RGB32 :
3064 case PIX_FMT_RGB32_1: c->hcscale_internal = bgr32ToUV; break;
3065 case PIX_FMT_BGR24 : c->hcscale_internal = RENAME(bgr24ToUV); break;
3066 case PIX_FMT_BGR565 : c->hcscale_internal = bgr16ToUV; break;
3067 case PIX_FMT_BGR555 : c->hcscale_internal = bgr15ToUV; break;
3068 case PIX_FMT_BGR32 :
3069 case PIX_FMT_BGR32_1: c->hcscale_internal = rgb32ToUV; break;
3070 case PIX_FMT_RGB24 : c->hcscale_internal = RENAME(rgb24ToUV); break;
3071 case PIX_FMT_RGB565 : c->hcscale_internal = rgb16ToUV; break;
3072 case PIX_FMT_RGB555 : c->hcscale_internal = rgb15ToUV; break;
3073 }
3074 }
3075
3076 c->hyscale_internal = NULL;
3077 c->hascale_internal = NULL;
3078 switch (srcFormat) {
3079 case PIX_FMT_YUYV422 :
3080 case PIX_FMT_YUV420PBE:
3081 case PIX_FMT_YUV422PBE:
3082 case PIX_FMT_YUV444PBE:
3083 case PIX_FMT_GRAY16BE : c->hyscale_internal = RENAME(yuy2ToY); break;
3084 case PIX_FMT_UYVY422 :
3085 case PIX_FMT_YUV420PLE:
3086 case PIX_FMT_YUV422PLE:
3087 case PIX_FMT_YUV444PLE:
3088 case PIX_FMT_GRAY16LE : c->hyscale_internal = RENAME(uyvyToY); break;
3089 case PIX_FMT_BGR24 : c->hyscale_internal = RENAME(bgr24ToY); break;
3090 case PIX_FMT_BGR565 : c->hyscale_internal = bgr16ToY; break;
3091 case PIX_FMT_BGR555 : c->hyscale_internal = bgr15ToY; break;
3092 case PIX_FMT_RGB24 : c->hyscale_internal = RENAME(rgb24ToY); break;
3093 case PIX_FMT_RGB565 : c->hyscale_internal = rgb16ToY; break;
3094 case PIX_FMT_RGB555 : c->hyscale_internal = rgb15ToY; break;
3095 case PIX_FMT_RGB8 :
3096 case PIX_FMT_BGR8 :
3097 case PIX_FMT_PAL8 :
3098 case PIX_FMT_BGR4_BYTE:
3099 case PIX_FMT_RGB4_BYTE: c->hyscale_internal = palToY; break;
3100 case PIX_FMT_MONOBLACK: c->hyscale_internal = monoblack2Y; break;
3101 case PIX_FMT_MONOWHITE: c->hyscale_internal = monowhite2Y; break;
3102 case PIX_FMT_RGB32 :
3103 case PIX_FMT_RGB32_1: c->hyscale_internal = bgr32ToY; break;
3104 case PIX_FMT_BGR32 :
3105 case PIX_FMT_BGR32_1: c->hyscale_internal = rgb32ToY; break;
3106 }
3107 if (c->alpPixBuf) {
3108 switch (srcFormat) {
3109 case PIX_FMT_RGB32 :
3110 case PIX_FMT_RGB32_1:
3111 case PIX_FMT_BGR32 :
3112 case PIX_FMT_BGR32_1: c->hascale_internal = abgrToA; break;
3113 }
3114 }
3115 }
mplayer with SMedia Glamo drivers