swscale: cleanup unused code
[ffmpeg.git] / libswscale / x86 / swscale_template.c
1 /*
2  * Copyright (C) 2001-2011 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
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (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 GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License 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
21 #include <stdint.h>
22
23 #include "libavutil/x86/asm.h"
24 #include "libswscale/swscale_internal.h"
25
26 #undef REAL_MOVNTQ
27 #undef MOVNTQ
28 #undef MOVNTQ2
29 #undef PREFETCH
30
31
32 #if COMPILE_TEMPLATE_MMXEXT
33 #define REAL_MOVNTQ(a,b) "movntq " #a ", " #b " \n\t"
34 #define MOVNTQ2 "movntq "
35 #else
36 #define REAL_MOVNTQ(a,b) "movq " #a ", " #b " \n\t"
37 #define MOVNTQ2 "movq "
38 #endif
39 #define MOVNTQ(a,b)  REAL_MOVNTQ(a,b)
40
41 #if !COMPILE_TEMPLATE_MMXEXT
42 static av_always_inline void
43 dither_8to16(const uint8_t *srcDither, int rot)
44 {
45     if (rot) {
46         __asm__ volatile("pxor      %%mm0, %%mm0\n\t"
47                          "movq       (%0), %%mm3\n\t"
48                          "movq      %%mm3, %%mm4\n\t"
49                          "psrlq       $24, %%mm3\n\t"
50                          "psllq       $40, %%mm4\n\t"
51                          "por       %%mm4, %%mm3\n\t"
52                          "movq      %%mm3, %%mm4\n\t"
53                          "punpcklbw %%mm0, %%mm3\n\t"
54                          "punpckhbw %%mm0, %%mm4\n\t"
55                          :: "r"(srcDither)
56                          );
57     } else {
58         __asm__ volatile("pxor      %%mm0, %%mm0\n\t"
59                          "movq       (%0), %%mm3\n\t"
60                          "movq      %%mm3, %%mm4\n\t"
61                          "punpcklbw %%mm0, %%mm3\n\t"
62                          "punpckhbw %%mm0, %%mm4\n\t"
63                          :: "r"(srcDither)
64                          );
65     }
66 }
67 #endif
68
69 static void RENAME(yuv2yuvX)(const int16_t *filter, int filterSize,
70                            const int16_t **src, uint8_t *dest, int dstW,
71                            const uint8_t *dither, int offset)
72 {
73     dither_8to16(dither, offset);
74     filterSize--;
75     __asm__ volatile(
76         "movd %0, %%mm1\n\t"
77         "punpcklwd %%mm1, %%mm1\n\t"
78         "punpckldq %%mm1, %%mm1\n\t"
79         "psllw        $3, %%mm1\n\t"
80         "paddw     %%mm1, %%mm3\n\t"
81         "paddw     %%mm1, %%mm4\n\t"
82         "psraw        $4, %%mm3\n\t"
83         "psraw        $4, %%mm4\n\t"
84         ::"m"(filterSize)
85      );
86
87     __asm__ volatile(\
88         "movq    %%mm3, %%mm6\n\t"
89         "movq    %%mm4, %%mm7\n\t"
90         "movl %3, %%ecx\n\t"
91         "mov                                 %0, %%"REG_d"  \n\t"\
92         "mov                        (%%"REG_d"), %%"REG_S"  \n\t"\
93         ".p2align                             4             \n\t" /* FIXME Unroll? */\
94         "1:                                                 \n\t"\
95         "movq                      8(%%"REG_d"), %%mm0      \n\t" /* filterCoeff */\
96         "movq                (%%"REG_S", %%"REG_c", 2), %%mm2      \n\t" /* srcData */\
97         "movq               8(%%"REG_S", %%"REG_c", 2), %%mm5      \n\t" /* srcData */\
98         "add                                $16, %%"REG_d"  \n\t"\
99         "mov                        (%%"REG_d"), %%"REG_S"  \n\t"\
100         "test                         %%"REG_S", %%"REG_S"  \n\t"\
101         "pmulhw                           %%mm0, %%mm2      \n\t"\
102         "pmulhw                           %%mm0, %%mm5      \n\t"\
103         "paddw                            %%mm2, %%mm3      \n\t"\
104         "paddw                            %%mm5, %%mm4      \n\t"\
105         " jnz                                1b             \n\t"\
106         "psraw                               $3, %%mm3      \n\t"\
107         "psraw                               $3, %%mm4      \n\t"\
108         "packuswb                         %%mm4, %%mm3      \n\t"
109         MOVNTQ2 "                         %%mm3, (%1, %%"REG_c")\n\t"
110         "add                          $8, %%"REG_c"         \n\t"\
111         "cmp                          %2, %%"REG_c"         \n\t"\
112         "movq    %%mm6, %%mm3\n\t"
113         "movq    %%mm7, %%mm4\n\t"
114         "mov                                 %0, %%"REG_d"  \n\t"\
115         "mov                        (%%"REG_d"), %%"REG_S"  \n\t"\
116         "jb                                  1b             \n\t"\
117         :: "g" (filter),
118            "r" (dest-offset), "g" ((x86_reg)(dstW+offset)), "m" (offset)
119         : "%"REG_d, "%"REG_S, "%"REG_c
120     );
121 }
122
123 #define YSCALEYUV2PACKEDX_UV \
124     __asm__ volatile(\
125         "xor                   %%"REG_a", %%"REG_a"     \n\t"\
126         ".p2align                      4                \n\t"\
127         "nop                                            \n\t"\
128         "1:                                             \n\t"\
129         "lea "CHR_MMX_FILTER_OFFSET"(%0), %%"REG_d"     \n\t"\
130         "mov                 (%%"REG_d"), %%"REG_S"     \n\t"\
131         "movq      "VROUNDER_OFFSET"(%0), %%mm3         \n\t"\
132         "movq                      %%mm3, %%mm4         \n\t"\
133         ".p2align                      4                \n\t"\
134         "2:                                             \n\t"\
135         "movq               8(%%"REG_d"), %%mm0         \n\t" /* filterCoeff */\
136         "movq     (%%"REG_S", %%"REG_a"), %%mm2         \n\t" /* UsrcData */\
137         "add                          %6, %%"REG_S"     \n\t" \
138         "movq     (%%"REG_S", %%"REG_a"), %%mm5         \n\t" /* VsrcData */\
139         "add                         $16, %%"REG_d"     \n\t"\
140         "mov                 (%%"REG_d"), %%"REG_S"     \n\t"\
141         "pmulhw                    %%mm0, %%mm2         \n\t"\
142         "pmulhw                    %%mm0, %%mm5         \n\t"\
143         "paddw                     %%mm2, %%mm3         \n\t"\
144         "paddw                     %%mm5, %%mm4         \n\t"\
145         "test                  %%"REG_S", %%"REG_S"     \n\t"\
146         " jnz                         2b                \n\t"\
147
148 #define YSCALEYUV2PACKEDX_YA(offset,coeff,src1,src2,dst1,dst2) \
149     "lea                "offset"(%0), %%"REG_d"     \n\t"\
150     "mov                 (%%"REG_d"), %%"REG_S"     \n\t"\
151     "movq      "VROUNDER_OFFSET"(%0), "#dst1"       \n\t"\
152     "movq                    "#dst1", "#dst2"       \n\t"\
153     ".p2align                      4                \n\t"\
154     "2:                                             \n\t"\
155     "movq               8(%%"REG_d"), "#coeff"      \n\t" /* filterCoeff */\
156     "movq  (%%"REG_S", %%"REG_a", 2), "#src1"       \n\t" /* Y1srcData */\
157     "movq 8(%%"REG_S", %%"REG_a", 2), "#src2"       \n\t" /* Y2srcData */\
158     "add                         $16, %%"REG_d"            \n\t"\
159     "mov                 (%%"REG_d"), %%"REG_S"     \n\t"\
160     "pmulhw                 "#coeff", "#src1"       \n\t"\
161     "pmulhw                 "#coeff", "#src2"       \n\t"\
162     "paddw                   "#src1", "#dst1"       \n\t"\
163     "paddw                   "#src2", "#dst2"       \n\t"\
164     "test                  %%"REG_S", %%"REG_S"     \n\t"\
165     " jnz                         2b                \n\t"\
166
167 #define YSCALEYUV2PACKEDX \
168     YSCALEYUV2PACKEDX_UV \
169     YSCALEYUV2PACKEDX_YA(LUM_MMX_FILTER_OFFSET,%%mm0,%%mm2,%%mm5,%%mm1,%%mm7) \
170
171 #define YSCALEYUV2PACKEDX_END                     \
172         :: "r" (&c->redDither),                   \
173             "m" (dummy), "m" (dummy), "m" (dummy),\
174             "r" (dest), "m" (dstW_reg), "m"(uv_off) \
175             NAMED_CONSTRAINTS_ADD(bF8,bFC) \
176         : "%"REG_a, "%"REG_d, "%"REG_S            \
177     );
178
179 #define YSCALEYUV2PACKEDX_ACCURATE_UV \
180     __asm__ volatile(\
181         "xor %%"REG_a", %%"REG_a"                       \n\t"\
182         ".p2align                      4                \n\t"\
183         "nop                                            \n\t"\
184         "1:                                             \n\t"\
185         "lea "CHR_MMX_FILTER_OFFSET"(%0), %%"REG_d"     \n\t"\
186         "mov                 (%%"REG_d"), %%"REG_S"     \n\t"\
187         "pxor                      %%mm4, %%mm4         \n\t"\
188         "pxor                      %%mm5, %%mm5         \n\t"\
189         "pxor                      %%mm6, %%mm6         \n\t"\
190         "pxor                      %%mm7, %%mm7         \n\t"\
191         ".p2align                      4                \n\t"\
192         "2:                                             \n\t"\
193         "movq     (%%"REG_S", %%"REG_a"), %%mm0         \n\t" /* UsrcData */\
194         "add                          %6, %%"REG_S"      \n\t" \
195         "movq     (%%"REG_S", %%"REG_a"), %%mm2         \n\t" /* VsrcData */\
196         "mov "STR(APCK_PTR2)"(%%"REG_d"), %%"REG_S"     \n\t"\
197         "movq     (%%"REG_S", %%"REG_a"), %%mm1         \n\t" /* UsrcData */\
198         "movq                      %%mm0, %%mm3         \n\t"\
199         "punpcklwd                 %%mm1, %%mm0         \n\t"\
200         "punpckhwd                 %%mm1, %%mm3         \n\t"\
201         "movq "STR(APCK_COEF)"(%%"REG_d"),%%mm1         \n\t" /* filterCoeff */\
202         "pmaddwd                   %%mm1, %%mm0         \n\t"\
203         "pmaddwd                   %%mm1, %%mm3         \n\t"\
204         "paddd                     %%mm0, %%mm4         \n\t"\
205         "paddd                     %%mm3, %%mm5         \n\t"\
206         "add                          %6, %%"REG_S"      \n\t" \
207         "movq     (%%"REG_S", %%"REG_a"), %%mm3         \n\t" /* VsrcData */\
208         "mov "STR(APCK_SIZE)"(%%"REG_d"), %%"REG_S"     \n\t"\
209         "add           $"STR(APCK_SIZE)", %%"REG_d"     \n\t"\
210         "test                  %%"REG_S", %%"REG_S"     \n\t"\
211         "movq                      %%mm2, %%mm0         \n\t"\
212         "punpcklwd                 %%mm3, %%mm2         \n\t"\
213         "punpckhwd                 %%mm3, %%mm0         \n\t"\
214         "pmaddwd                   %%mm1, %%mm2         \n\t"\
215         "pmaddwd                   %%mm1, %%mm0         \n\t"\
216         "paddd                     %%mm2, %%mm6         \n\t"\
217         "paddd                     %%mm0, %%mm7         \n\t"\
218         " jnz                         2b                \n\t"\
219         "psrad                       $16, %%mm4         \n\t"\
220         "psrad                       $16, %%mm5         \n\t"\
221         "psrad                       $16, %%mm6         \n\t"\
222         "psrad                       $16, %%mm7         \n\t"\
223         "movq      "VROUNDER_OFFSET"(%0), %%mm0         \n\t"\
224         "packssdw                  %%mm5, %%mm4         \n\t"\
225         "packssdw                  %%mm7, %%mm6         \n\t"\
226         "paddw                     %%mm0, %%mm4         \n\t"\
227         "paddw                     %%mm0, %%mm6         \n\t"\
228         "movq                      %%mm4, "U_TEMP"(%0)  \n\t"\
229         "movq                      %%mm6, "V_TEMP"(%0)  \n\t"\
230
231 #define YSCALEYUV2PACKEDX_ACCURATE_YA(offset) \
232     "lea                "offset"(%0), %%"REG_d"     \n\t"\
233     "mov                 (%%"REG_d"), %%"REG_S"     \n\t"\
234     "pxor                      %%mm1, %%mm1         \n\t"\
235     "pxor                      %%mm5, %%mm5         \n\t"\
236     "pxor                      %%mm7, %%mm7         \n\t"\
237     "pxor                      %%mm6, %%mm6         \n\t"\
238     ".p2align                      4                \n\t"\
239     "2:                                             \n\t"\
240     "movq  (%%"REG_S", %%"REG_a", 2), %%mm0         \n\t" /* Y1srcData */\
241     "movq 8(%%"REG_S", %%"REG_a", 2), %%mm2         \n\t" /* Y2srcData */\
242     "mov "STR(APCK_PTR2)"(%%"REG_d"), %%"REG_S"     \n\t"\
243     "movq  (%%"REG_S", %%"REG_a", 2), %%mm4         \n\t" /* Y1srcData */\
244     "movq                      %%mm0, %%mm3         \n\t"\
245     "punpcklwd                 %%mm4, %%mm0         \n\t"\
246     "punpckhwd                 %%mm4, %%mm3         \n\t"\
247     "movq "STR(APCK_COEF)"(%%"REG_d"), %%mm4         \n\t" /* filterCoeff */\
248     "pmaddwd                   %%mm4, %%mm0         \n\t"\
249     "pmaddwd                   %%mm4, %%mm3         \n\t"\
250     "paddd                     %%mm0, %%mm1         \n\t"\
251     "paddd                     %%mm3, %%mm5         \n\t"\
252     "movq 8(%%"REG_S", %%"REG_a", 2), %%mm3         \n\t" /* Y2srcData */\
253     "mov "STR(APCK_SIZE)"(%%"REG_d"), %%"REG_S"     \n\t"\
254     "add           $"STR(APCK_SIZE)", %%"REG_d"     \n\t"\
255     "test                  %%"REG_S", %%"REG_S"     \n\t"\
256     "movq                      %%mm2, %%mm0         \n\t"\
257     "punpcklwd                 %%mm3, %%mm2         \n\t"\
258     "punpckhwd                 %%mm3, %%mm0         \n\t"\
259     "pmaddwd                   %%mm4, %%mm2         \n\t"\
260     "pmaddwd                   %%mm4, %%mm0         \n\t"\
261     "paddd                     %%mm2, %%mm7         \n\t"\
262     "paddd                     %%mm0, %%mm6         \n\t"\
263     " jnz                         2b                \n\t"\
264     "psrad                       $16, %%mm1         \n\t"\
265     "psrad                       $16, %%mm5         \n\t"\
266     "psrad                       $16, %%mm7         \n\t"\
267     "psrad                       $16, %%mm6         \n\t"\
268     "movq      "VROUNDER_OFFSET"(%0), %%mm0         \n\t"\
269     "packssdw                  %%mm5, %%mm1         \n\t"\
270     "packssdw                  %%mm6, %%mm7         \n\t"\
271     "paddw                     %%mm0, %%mm1         \n\t"\
272     "paddw                     %%mm0, %%mm7         \n\t"\
273     "movq               "U_TEMP"(%0), %%mm3         \n\t"\
274     "movq               "V_TEMP"(%0), %%mm4         \n\t"\
275
276 #define YSCALEYUV2PACKEDX_ACCURATE \
277     YSCALEYUV2PACKEDX_ACCURATE_UV \
278     YSCALEYUV2PACKEDX_ACCURATE_YA(LUM_MMX_FILTER_OFFSET)
279
280 #define YSCALEYUV2RGBX \
281     "psubw  "U_OFFSET"(%0), %%mm3       \n\t" /* (U-128)8*/\
282     "psubw  "V_OFFSET"(%0), %%mm4       \n\t" /* (V-128)8*/\
283     "movq            %%mm3, %%mm2       \n\t" /* (U-128)8*/\
284     "movq            %%mm4, %%mm5       \n\t" /* (V-128)8*/\
285     "pmulhw "UG_COEFF"(%0), %%mm3       \n\t"\
286     "pmulhw "VG_COEFF"(%0), %%mm4       \n\t"\
287     /* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\
288     "pmulhw "UB_COEFF"(%0), %%mm2       \n\t"\
289     "pmulhw "VR_COEFF"(%0), %%mm5       \n\t"\
290     "psubw  "Y_OFFSET"(%0), %%mm1       \n\t" /* 8(Y-16)*/\
291     "psubw  "Y_OFFSET"(%0), %%mm7       \n\t" /* 8(Y-16)*/\
292     "pmulhw  "Y_COEFF"(%0), %%mm1       \n\t"\
293     "pmulhw  "Y_COEFF"(%0), %%mm7       \n\t"\
294     /* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\
295     "paddw           %%mm3, %%mm4       \n\t"\
296     "movq            %%mm2, %%mm0       \n\t"\
297     "movq            %%mm5, %%mm6       \n\t"\
298     "movq            %%mm4, %%mm3       \n\t"\
299     "punpcklwd       %%mm2, %%mm2       \n\t"\
300     "punpcklwd       %%mm5, %%mm5       \n\t"\
301     "punpcklwd       %%mm4, %%mm4       \n\t"\
302     "paddw           %%mm1, %%mm2       \n\t"\
303     "paddw           %%mm1, %%mm5       \n\t"\
304     "paddw           %%mm1, %%mm4       \n\t"\
305     "punpckhwd       %%mm0, %%mm0       \n\t"\
306     "punpckhwd       %%mm6, %%mm6       \n\t"\
307     "punpckhwd       %%mm3, %%mm3       \n\t"\
308     "paddw           %%mm7, %%mm0       \n\t"\
309     "paddw           %%mm7, %%mm6       \n\t"\
310     "paddw           %%mm7, %%mm3       \n\t"\
311     /* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\
312     "packuswb        %%mm0, %%mm2       \n\t"\
313     "packuswb        %%mm6, %%mm5       \n\t"\
314     "packuswb        %%mm3, %%mm4       \n\t"\
315
316 #define REAL_WRITEBGR32(dst, dstw, index, b, g, r, a, q0, q2, q3, t) \
317     "movq       "#b", "#q2"     \n\t" /* B */\
318     "movq       "#r", "#t"      \n\t" /* R */\
319     "punpcklbw  "#g", "#b"      \n\t" /* GBGBGBGB 0 */\
320     "punpcklbw  "#a", "#r"      \n\t" /* ARARARAR 0 */\
321     "punpckhbw  "#g", "#q2"     \n\t" /* GBGBGBGB 2 */\
322     "punpckhbw  "#a", "#t"      \n\t" /* ARARARAR 2 */\
323     "movq       "#b", "#q0"     \n\t" /* GBGBGBGB 0 */\
324     "movq      "#q2", "#q3"     \n\t" /* GBGBGBGB 2 */\
325     "punpcklwd  "#r", "#q0"     \n\t" /* ARGBARGB 0 */\
326     "punpckhwd  "#r", "#b"      \n\t" /* ARGBARGB 1 */\
327     "punpcklwd  "#t", "#q2"     \n\t" /* ARGBARGB 2 */\
328     "punpckhwd  "#t", "#q3"     \n\t" /* ARGBARGB 3 */\
329 \
330     MOVNTQ(   q0,   (dst, index, 4))\
331     MOVNTQ(    b,  8(dst, index, 4))\
332     MOVNTQ(   q2, 16(dst, index, 4))\
333     MOVNTQ(   q3, 24(dst, index, 4))\
334 \
335     "add      $8, "#index"      \n\t"\
336     "cmp  "dstw", "#index"      \n\t"\
337     " jb      1b                \n\t"
338 #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)
339
340 static void RENAME(yuv2rgb32_X_ar)(SwsContext *c, const int16_t *lumFilter,
341                                    const int16_t **lumSrc, int lumFilterSize,
342                                    const int16_t *chrFilter, const int16_t **chrUSrc,
343                                    const int16_t **chrVSrc,
344                                    int chrFilterSize, const int16_t **alpSrc,
345                                    uint8_t *dest, int dstW, int dstY)
346 {
347     x86_reg dummy=0;
348     x86_reg dstW_reg = dstW;
349     x86_reg uv_off = c->uv_offx2;
350
351     if (CONFIG_SWSCALE_ALPHA && c->needAlpha) {
352         YSCALEYUV2PACKEDX_ACCURATE
353         YSCALEYUV2RGBX
354         "movq                      %%mm2, "U_TEMP"(%0)  \n\t"
355         "movq                      %%mm4, "V_TEMP"(%0)  \n\t"
356         "movq                      %%mm5, "Y_TEMP"(%0)  \n\t"
357         YSCALEYUV2PACKEDX_ACCURATE_YA(ALP_MMX_FILTER_OFFSET)
358         "movq               "Y_TEMP"(%0), %%mm5         \n\t"
359         "psraw                        $3, %%mm1         \n\t"
360         "psraw                        $3, %%mm7         \n\t"
361         "packuswb                  %%mm7, %%mm1         \n\t"
362         WRITEBGR32(%4, "%5", %%REGa, %%mm3, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm2, %%mm6)
363         YSCALEYUV2PACKEDX_END
364     } else {
365         YSCALEYUV2PACKEDX_ACCURATE
366         YSCALEYUV2RGBX
367         "pcmpeqd %%mm7, %%mm7 \n\t"
368         WRITEBGR32(%4, "%5", %%REGa, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
369         YSCALEYUV2PACKEDX_END
370     }
371 }
372
373 static void RENAME(yuv2rgb32_X)(SwsContext *c, const int16_t *lumFilter,
374                                 const int16_t **lumSrc, int lumFilterSize,
375                                 const int16_t *chrFilter, const int16_t **chrUSrc,
376                                 const int16_t **chrVSrc,
377                                 int chrFilterSize, const int16_t **alpSrc,
378                                 uint8_t *dest, int dstW, int dstY)
379 {
380     x86_reg dummy=0;
381     x86_reg dstW_reg = dstW;
382     x86_reg uv_off = c->uv_offx2;
383
384     if (CONFIG_SWSCALE_ALPHA && c->needAlpha) {
385         YSCALEYUV2PACKEDX
386         YSCALEYUV2RGBX
387         YSCALEYUV2PACKEDX_YA(ALP_MMX_FILTER_OFFSET, %%mm0, %%mm3, %%mm6, %%mm1, %%mm7)
388         "psraw                        $3, %%mm1         \n\t"
389         "psraw                        $3, %%mm7         \n\t"
390         "packuswb                  %%mm7, %%mm1         \n\t"
391         WRITEBGR32(%4, "%5", %%REGa, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)
392         YSCALEYUV2PACKEDX_END
393     } else {
394         YSCALEYUV2PACKEDX
395         YSCALEYUV2RGBX
396         "pcmpeqd %%mm7, %%mm7 \n\t"
397         WRITEBGR32(%4, "%5", %%REGa, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
398         YSCALEYUV2PACKEDX_END
399     }
400 }
401
402 static void RENAME(yuv2bgr32_X)(SwsContext *c, const int16_t *lumFilter,
403                                 const int16_t **lumSrc, int lumFilterSize,
404                                 const int16_t *chrFilter, const int16_t **chrUSrc,
405                                 const int16_t **chrVSrc,
406                                 int chrFilterSize, const int16_t **alpSrc,
407                                 uint8_t *dest, int dstW, int dstY)
408 {
409     x86_reg dummy=0;
410     x86_reg dstW_reg = dstW;
411     x86_reg uv_off = c->uv_offx2;
412
413     if (CONFIG_SWSCALE_ALPHA && c->needAlpha) {
414         YSCALEYUV2PACKEDX
415         YSCALEYUV2RGBX
416         YSCALEYUV2PACKEDX_YA(ALP_MMX_FILTER_OFFSET, %%mm0, %%mm3, %%mm6, %%mm1, %%mm7)
417         "psraw                        $3, %%mm1         \n\t"
418         "psraw                        $3, %%mm7         \n\t"
419         "packuswb                  %%mm7, %%mm1         \n\t"
420         WRITEBGR32(%4, "%5", %%REGa, %%mm5, %%mm4, %%mm2, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)
421         YSCALEYUV2PACKEDX_END
422     } else {
423         YSCALEYUV2PACKEDX
424         YSCALEYUV2RGBX
425         "pcmpeqd %%mm7, %%mm7 \n\t"
426         WRITEBGR32(%4, "%5", %%REGa, %%mm5, %%mm4, %%mm2, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
427         YSCALEYUV2PACKEDX_END
428     }
429 }
430
431 #define REAL_WRITERGB16(dst, dstw, index) \
432     "pand "MANGLE(bF8)", %%mm2  \n\t" /* B */\
433     "pand "MANGLE(bFC)", %%mm4  \n\t" /* G */\
434     "pand "MANGLE(bF8)", %%mm5  \n\t" /* R */\
435     "psrlq           $3, %%mm2  \n\t"\
436 \
437     "movq         %%mm2, %%mm1  \n\t"\
438     "movq         %%mm4, %%mm3  \n\t"\
439 \
440     "punpcklbw    %%mm7, %%mm3  \n\t"\
441     "punpcklbw    %%mm5, %%mm2  \n\t"\
442     "punpckhbw    %%mm7, %%mm4  \n\t"\
443     "punpckhbw    %%mm5, %%mm1  \n\t"\
444 \
445     "psllq           $3, %%mm3  \n\t"\
446     "psllq           $3, %%mm4  \n\t"\
447 \
448     "por          %%mm3, %%mm2  \n\t"\
449     "por          %%mm4, %%mm1  \n\t"\
450 \
451     MOVNTQ(%%mm2,  (dst, index, 2))\
452     MOVNTQ(%%mm1, 8(dst, index, 2))\
453 \
454     "add             $8, "#index"   \n\t"\
455     "cmp         "dstw", "#index"   \n\t"\
456     " jb             1b             \n\t"
457 #define WRITERGB16(dst, dstw, index)  REAL_WRITERGB16(dst, dstw, index)
458
459 static void RENAME(yuv2rgb565_X_ar)(SwsContext *c, const int16_t *lumFilter,
460                                     const int16_t **lumSrc, int lumFilterSize,
461                                     const int16_t *chrFilter, const int16_t **chrUSrc,
462                                     const int16_t **chrVSrc,
463                                     int chrFilterSize, const int16_t **alpSrc,
464                                     uint8_t *dest, int dstW, int dstY)
465 {
466     x86_reg dummy=0;
467     x86_reg dstW_reg = dstW;
468     x86_reg uv_off = c->uv_offx2;
469
470     YSCALEYUV2PACKEDX_ACCURATE
471     YSCALEYUV2RGBX
472     "pxor %%mm7, %%mm7 \n\t"
473     /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
474 #ifdef DITHER1XBPP
475     "paddusb "BLUE_DITHER"(%0), %%mm2\n\t"
476     "paddusb "GREEN_DITHER"(%0), %%mm4\n\t"
477     "paddusb "RED_DITHER"(%0), %%mm5\n\t"
478 #endif
479     WRITERGB16(%4, "%5", %%REGa)
480     YSCALEYUV2PACKEDX_END
481 }
482
483 static void RENAME(yuv2rgb565_X)(SwsContext *c, const int16_t *lumFilter,
484                                  const int16_t **lumSrc, int lumFilterSize,
485                                  const int16_t *chrFilter, const int16_t **chrUSrc,
486                                  const int16_t **chrVSrc,
487                                  int chrFilterSize, const int16_t **alpSrc,
488                                  uint8_t *dest, int dstW, int dstY)
489 {
490     x86_reg dummy=0;
491     x86_reg dstW_reg = dstW;
492     x86_reg uv_off = c->uv_offx2;
493
494     YSCALEYUV2PACKEDX
495     YSCALEYUV2RGBX
496     "pxor %%mm7, %%mm7 \n\t"
497     /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
498 #ifdef DITHER1XBPP
499     "paddusb "BLUE_DITHER"(%0), %%mm2  \n\t"
500     "paddusb "GREEN_DITHER"(%0), %%mm4  \n\t"
501     "paddusb "RED_DITHER"(%0), %%mm5  \n\t"
502 #endif
503     WRITERGB16(%4, "%5", %%REGa)
504     YSCALEYUV2PACKEDX_END
505 }
506
507 #define REAL_WRITERGB15(dst, dstw, index) \
508     "pand "MANGLE(bF8)", %%mm2  \n\t" /* B */\
509     "pand "MANGLE(bF8)", %%mm4  \n\t" /* G */\
510     "pand "MANGLE(bF8)", %%mm5  \n\t" /* R */\
511     "psrlq           $3, %%mm2  \n\t"\
512     "psrlq           $1, %%mm5  \n\t"\
513 \
514     "movq         %%mm2, %%mm1  \n\t"\
515     "movq         %%mm4, %%mm3  \n\t"\
516 \
517     "punpcklbw    %%mm7, %%mm3  \n\t"\
518     "punpcklbw    %%mm5, %%mm2  \n\t"\
519     "punpckhbw    %%mm7, %%mm4  \n\t"\
520     "punpckhbw    %%mm5, %%mm1  \n\t"\
521 \
522     "psllq           $2, %%mm3  \n\t"\
523     "psllq           $2, %%mm4  \n\t"\
524 \
525     "por          %%mm3, %%mm2  \n\t"\
526     "por          %%mm4, %%mm1  \n\t"\
527 \
528     MOVNTQ(%%mm2,  (dst, index, 2))\
529     MOVNTQ(%%mm1, 8(dst, index, 2))\
530 \
531     "add             $8, "#index"   \n\t"\
532     "cmp         "dstw", "#index"   \n\t"\
533     " jb             1b             \n\t"
534 #define WRITERGB15(dst, dstw, index)  REAL_WRITERGB15(dst, dstw, index)
535
536 static void RENAME(yuv2rgb555_X_ar)(SwsContext *c, const int16_t *lumFilter,
537                                     const int16_t **lumSrc, int lumFilterSize,
538                                     const int16_t *chrFilter, const int16_t **chrUSrc,
539                                     const int16_t **chrVSrc,
540                                     int chrFilterSize, const int16_t **alpSrc,
541                                     uint8_t *dest, int dstW, int dstY)
542 {
543     x86_reg dummy=0;
544     x86_reg dstW_reg = dstW;
545     x86_reg uv_off = c->uv_offx2;
546
547     YSCALEYUV2PACKEDX_ACCURATE
548     YSCALEYUV2RGBX
549     "pxor %%mm7, %%mm7 \n\t"
550     /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
551 #ifdef DITHER1XBPP
552     "paddusb "BLUE_DITHER"(%0), %%mm2\n\t"
553     "paddusb "GREEN_DITHER"(%0), %%mm4\n\t"
554     "paddusb "RED_DITHER"(%0), %%mm5\n\t"
555 #endif
556     WRITERGB15(%4, "%5", %%REGa)
557     YSCALEYUV2PACKEDX_END
558 }
559
560 static void RENAME(yuv2rgb555_X)(SwsContext *c, const int16_t *lumFilter,
561                                  const int16_t **lumSrc, int lumFilterSize,
562                                  const int16_t *chrFilter, const int16_t **chrUSrc,
563                                  const int16_t **chrVSrc,
564                                  int chrFilterSize, const int16_t **alpSrc,
565                                  uint8_t *dest, int dstW, int dstY)
566 {
567     x86_reg dummy=0;
568     x86_reg dstW_reg = dstW;
569     x86_reg uv_off = c->uv_offx2;
570
571     YSCALEYUV2PACKEDX
572     YSCALEYUV2RGBX
573     "pxor %%mm7, %%mm7 \n\t"
574     /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
575 #ifdef DITHER1XBPP
576     "paddusb "BLUE_DITHER"(%0), %%mm2  \n\t"
577     "paddusb "GREEN_DITHER"(%0), %%mm4  \n\t"
578     "paddusb "RED_DITHER"(%0), %%mm5  \n\t"
579 #endif
580     WRITERGB15(%4, "%5", %%REGa)
581     YSCALEYUV2PACKEDX_END
582 }
583
584 #define WRITEBGR24MMX(dst, dstw, index) \
585     /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */\
586     "movq      %%mm2, %%mm1     \n\t" /* B */\
587     "movq      %%mm5, %%mm6     \n\t" /* R */\
588     "punpcklbw %%mm4, %%mm2     \n\t" /* GBGBGBGB 0 */\
589     "punpcklbw %%mm7, %%mm5     \n\t" /* 0R0R0R0R 0 */\
590     "punpckhbw %%mm4, %%mm1     \n\t" /* GBGBGBGB 2 */\
591     "punpckhbw %%mm7, %%mm6     \n\t" /* 0R0R0R0R 2 */\
592     "movq      %%mm2, %%mm0     \n\t" /* GBGBGBGB 0 */\
593     "movq      %%mm1, %%mm3     \n\t" /* GBGBGBGB 2 */\
594     "punpcklwd %%mm5, %%mm0     \n\t" /* 0RGB0RGB 0 */\
595     "punpckhwd %%mm5, %%mm2     \n\t" /* 0RGB0RGB 1 */\
596     "punpcklwd %%mm6, %%mm1     \n\t" /* 0RGB0RGB 2 */\
597     "punpckhwd %%mm6, %%mm3     \n\t" /* 0RGB0RGB 3 */\
598 \
599     "movq      %%mm0, %%mm4     \n\t" /* 0RGB0RGB 0 */\
600     "movq      %%mm2, %%mm6     \n\t" /* 0RGB0RGB 1 */\
601     "movq      %%mm1, %%mm5     \n\t" /* 0RGB0RGB 2 */\
602     "movq      %%mm3, %%mm7     \n\t" /* 0RGB0RGB 3 */\
603 \
604     "psllq       $40, %%mm0     \n\t" /* RGB00000 0 */\
605     "psllq       $40, %%mm2     \n\t" /* RGB00000 1 */\
606     "psllq       $40, %%mm1     \n\t" /* RGB00000 2 */\
607     "psllq       $40, %%mm3     \n\t" /* RGB00000 3 */\
608 \
609     "punpckhdq %%mm4, %%mm0     \n\t" /* 0RGBRGB0 0 */\
610     "punpckhdq %%mm6, %%mm2     \n\t" /* 0RGBRGB0 1 */\
611     "punpckhdq %%mm5, %%mm1     \n\t" /* 0RGBRGB0 2 */\
612     "punpckhdq %%mm7, %%mm3     \n\t" /* 0RGBRGB0 3 */\
613 \
614     "psrlq        $8, %%mm0     \n\t" /* 00RGBRGB 0 */\
615     "movq      %%mm2, %%mm6     \n\t" /* 0RGBRGB0 1 */\
616     "psllq       $40, %%mm2     \n\t" /* GB000000 1 */\
617     "por       %%mm2, %%mm0     \n\t" /* GBRGBRGB 0 */\
618     MOVNTQ(%%mm0, (dst))\
619 \
620     "psrlq       $24, %%mm6     \n\t" /* 0000RGBR 1 */\
621     "movq      %%mm1, %%mm5     \n\t" /* 0RGBRGB0 2 */\
622     "psllq       $24, %%mm1     \n\t" /* BRGB0000 2 */\
623     "por       %%mm1, %%mm6     \n\t" /* BRGBRGBR 1 */\
624     MOVNTQ(%%mm6, 8(dst))\
625 \
626     "psrlq       $40, %%mm5     \n\t" /* 000000RG 2 */\
627     "psllq        $8, %%mm3     \n\t" /* RGBRGB00 3 */\
628     "por       %%mm3, %%mm5     \n\t" /* RGBRGBRG 2 */\
629     MOVNTQ(%%mm5, 16(dst))\
630 \
631     "add         $24, "#dst"    \n\t"\
632 \
633     "add          $8, "#index"  \n\t"\
634     "cmp      "dstw", "#index"  \n\t"\
635     " jb          1b            \n\t"
636
637 #define WRITEBGR24MMXEXT(dst, dstw, index) \
638     /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */\
639     "movq "MANGLE(ff_M24A)", %%mm0 \n\t"\
640     "movq "MANGLE(ff_M24C)", %%mm7 \n\t"\
641     "pshufw $0x50, %%mm2, %%mm1 \n\t" /* B3 B2 B3 B2  B1 B0 B1 B0 */\
642     "pshufw $0x50, %%mm4, %%mm3 \n\t" /* G3 G2 G3 G2  G1 G0 G1 G0 */\
643     "pshufw $0x00, %%mm5, %%mm6 \n\t" /* R1 R0 R1 R0  R1 R0 R1 R0 */\
644 \
645     "pand   %%mm0, %%mm1        \n\t" /*    B2        B1       B0 */\
646     "pand   %%mm0, %%mm3        \n\t" /*    G2        G1       G0 */\
647     "pand   %%mm7, %%mm6        \n\t" /*       R1        R0       */\
648 \
649     "psllq     $8, %%mm3        \n\t" /* G2        G1       G0    */\
650     "por    %%mm1, %%mm6        \n\t"\
651     "por    %%mm3, %%mm6        \n\t"\
652     MOVNTQ(%%mm6, (dst))\
653 \
654     "psrlq     $8, %%mm4        \n\t" /* 00 G7 G6 G5  G4 G3 G2 G1 */\
655     "pshufw $0xA5, %%mm2, %%mm1 \n\t" /* B5 B4 B5 B4  B3 B2 B3 B2 */\
656     "pshufw $0x55, %%mm4, %%mm3 \n\t" /* G4 G3 G4 G3  G4 G3 G4 G3 */\
657     "pshufw $0xA5, %%mm5, %%mm6 \n\t" /* R5 R4 R5 R4  R3 R2 R3 R2 */\
658 \
659     "pand "MANGLE(ff_M24B)", %%mm1 \n\t" /* B5       B4        B3    */\
660     "pand   %%mm7, %%mm3        \n\t" /*       G4        G3       */\
661     "pand   %%mm0, %%mm6        \n\t" /*    R4        R3       R2 */\
662 \
663     "por    %%mm1, %%mm3        \n\t" /* B5    G4 B4     G3 B3    */\
664     "por    %%mm3, %%mm6        \n\t"\
665     MOVNTQ(%%mm6, 8(dst))\
666 \
667     "pshufw $0xFF, %%mm2, %%mm1 \n\t" /* B7 B6 B7 B6  B7 B6 B6 B7 */\
668     "pshufw $0xFA, %%mm4, %%mm3 \n\t" /* 00 G7 00 G7  G6 G5 G6 G5 */\
669     "pshufw $0xFA, %%mm5, %%mm6 \n\t" /* R7 R6 R7 R6  R5 R4 R5 R4 */\
670 \
671     "pand   %%mm7, %%mm1        \n\t" /*       B7        B6       */\
672     "pand   %%mm0, %%mm3        \n\t" /*    G7        G6       G5 */\
673     "pand "MANGLE(ff_M24B)", %%mm6 \n\t" /* R7       R6        R5    */\
674 \
675     "por    %%mm1, %%mm3        \n\t"\
676     "por    %%mm3, %%mm6        \n\t"\
677     MOVNTQ(%%mm6, 16(dst))\
678 \
679     "add      $24, "#dst"       \n\t"\
680 \
681     "add       $8, "#index"     \n\t"\
682     "cmp   "dstw", "#index"     \n\t"\
683     " jb       1b               \n\t"
684
685 #if COMPILE_TEMPLATE_MMXEXT
686 #undef WRITEBGR24
687 #define WRITEBGR24(dst, dstw, index)  WRITEBGR24MMXEXT(dst, dstw, index)
688 #else
689 #undef WRITEBGR24
690 #define WRITEBGR24(dst, dstw, index)  WRITEBGR24MMX(dst, dstw, index)
691 #endif
692
693 #if HAVE_6REGS
694 static void RENAME(yuv2bgr24_X_ar)(SwsContext *c, const int16_t *lumFilter,
695                                    const int16_t **lumSrc, int lumFilterSize,
696                                    const int16_t *chrFilter, const int16_t **chrUSrc,
697                                    const int16_t **chrVSrc,
698                                    int chrFilterSize, const int16_t **alpSrc,
699                                    uint8_t *dest, int dstW, int dstY)
700 {
701     x86_reg dummy=0;
702     x86_reg dstW_reg = dstW;
703     x86_reg uv_off = c->uv_offx2;
704
705     YSCALEYUV2PACKEDX_ACCURATE
706     YSCALEYUV2RGBX
707     "pxor %%mm7, %%mm7 \n\t"
708     "lea (%%"REG_a", %%"REG_a", 2), %%"REG_c"\n\t" //FIXME optimize
709     "add %4, %%"REG_c"                        \n\t"
710     WRITEBGR24(%%REGc, "%5", %%REGa)
711     :: "r" (&c->redDither),
712        "m" (dummy), "m" (dummy), "m" (dummy),
713        "r" (dest), "m" (dstW_reg), "m"(uv_off)
714        NAMED_CONSTRAINTS_ADD(ff_M24A,ff_M24C,ff_M24B)
715     : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S
716     );
717 }
718
719 static void RENAME(yuv2bgr24_X)(SwsContext *c, const int16_t *lumFilter,
720                                 const int16_t **lumSrc, int lumFilterSize,
721                                 const int16_t *chrFilter, const int16_t **chrUSrc,
722                                 const int16_t **chrVSrc,
723                                 int chrFilterSize, const int16_t **alpSrc,
724                                 uint8_t *dest, int dstW, int dstY)
725 {
726     x86_reg dummy=0;
727     x86_reg dstW_reg = dstW;
728     x86_reg uv_off = c->uv_offx2;
729
730     YSCALEYUV2PACKEDX
731     YSCALEYUV2RGBX
732     "pxor                    %%mm7, %%mm7       \n\t"
733     "lea (%%"REG_a", %%"REG_a", 2), %%"REG_c"   \n\t" //FIXME optimize
734     "add                        %4, %%"REG_c"   \n\t"
735     WRITEBGR24(%%REGc, "%5", %%REGa)
736     :: "r" (&c->redDither),
737        "m" (dummy), "m" (dummy), "m" (dummy),
738        "r" (dest),  "m" (dstW_reg), "m"(uv_off)
739        NAMED_CONSTRAINTS_ADD(ff_M24A,ff_M24C,ff_M24B)
740     : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S
741     );
742 }
743 #endif /* HAVE_6REGS */
744
745 #define REAL_WRITEYUY2(dst, dstw, index) \
746     "packuswb  %%mm3, %%mm3     \n\t"\
747     "packuswb  %%mm4, %%mm4     \n\t"\
748     "packuswb  %%mm7, %%mm1     \n\t"\
749     "punpcklbw %%mm4, %%mm3     \n\t"\
750     "movq      %%mm1, %%mm7     \n\t"\
751     "punpcklbw %%mm3, %%mm1     \n\t"\
752     "punpckhbw %%mm3, %%mm7     \n\t"\
753 \
754     MOVNTQ(%%mm1, (dst, index, 2))\
755     MOVNTQ(%%mm7, 8(dst, index, 2))\
756 \
757     "add          $8, "#index"  \n\t"\
758     "cmp      "dstw", "#index"  \n\t"\
759     " jb          1b            \n\t"
760 #define WRITEYUY2(dst, dstw, index)  REAL_WRITEYUY2(dst, dstw, index)
761
762 static void RENAME(yuv2yuyv422_X_ar)(SwsContext *c, const int16_t *lumFilter,
763                                      const int16_t **lumSrc, int lumFilterSize,
764                                      const int16_t *chrFilter, const int16_t **chrUSrc,
765                                      const int16_t **chrVSrc,
766                                      int chrFilterSize, const int16_t **alpSrc,
767                                      uint8_t *dest, int dstW, int dstY)
768 {
769     x86_reg dummy=0;
770     x86_reg dstW_reg = dstW;
771     x86_reg uv_off = c->uv_offx2;
772
773     YSCALEYUV2PACKEDX_ACCURATE
774     /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
775     "psraw $3, %%mm3    \n\t"
776     "psraw $3, %%mm4    \n\t"
777     "psraw $3, %%mm1    \n\t"
778     "psraw $3, %%mm7    \n\t"
779     WRITEYUY2(%4, "%5", %%REGa)
780     YSCALEYUV2PACKEDX_END
781 }
782
783 static void RENAME(yuv2yuyv422_X)(SwsContext *c, const int16_t *lumFilter,
784                                   const int16_t **lumSrc, int lumFilterSize,
785                                   const int16_t *chrFilter, const int16_t **chrUSrc,
786                                   const int16_t **chrVSrc,
787                                   int chrFilterSize, const int16_t **alpSrc,
788                                   uint8_t *dest, int dstW, int dstY)
789 {
790     x86_reg dummy=0;
791     x86_reg dstW_reg = dstW;
792     x86_reg uv_off = c->uv_offx2;
793
794     YSCALEYUV2PACKEDX
795     /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
796     "psraw $3, %%mm3    \n\t"
797     "psraw $3, %%mm4    \n\t"
798     "psraw $3, %%mm1    \n\t"
799     "psraw $3, %%mm7    \n\t"
800     WRITEYUY2(%4, "%5", %%REGa)
801     YSCALEYUV2PACKEDX_END
802 }
803
804 #define REAL_YSCALEYUV2RGB_UV(index, c) \
805     "xor            "#index", "#index"  \n\t"\
806     ".p2align              4            \n\t"\
807     "1:                                 \n\t"\
808     "movq     (%2, "#index"), %%mm2     \n\t" /* uvbuf0[eax]*/\
809     "movq     (%3, "#index"), %%mm3     \n\t" /* uvbuf1[eax]*/\
810     "add "UV_OFF_BYTE"("#c"), "#index"  \n\t" \
811     "movq     (%2, "#index"), %%mm5     \n\t" /* uvbuf0[eax+2048]*/\
812     "movq     (%3, "#index"), %%mm4     \n\t" /* uvbuf1[eax+2048]*/\
813     "sub "UV_OFF_BYTE"("#c"), "#index"  \n\t" \
814     "psubw             %%mm3, %%mm2     \n\t" /* uvbuf0[eax] - uvbuf1[eax]*/\
815     "psubw             %%mm4, %%mm5     \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048]*/\
816     "movq "CHR_MMX_FILTER_OFFSET"+8("#c"), %%mm0    \n\t"\
817     "pmulhw            %%mm0, %%mm2     \n\t" /* (uvbuf0[eax] - uvbuf1[eax])uvalpha1>>16*/\
818     "pmulhw            %%mm0, %%mm5     \n\t" /* (uvbuf0[eax+2048] - uvbuf1[eax+2048])uvalpha1>>16*/\
819     "psraw                $4, %%mm3     \n\t" /* uvbuf0[eax] - uvbuf1[eax] >>4*/\
820     "psraw                $4, %%mm4     \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/\
821     "paddw             %%mm2, %%mm3     \n\t" /* uvbuf0[eax]uvalpha1 - uvbuf1[eax](1-uvalpha1)*/\
822     "paddw             %%mm5, %%mm4     \n\t" /* uvbuf0[eax+2048]uvalpha1 - uvbuf1[eax+2048](1-uvalpha1)*/\
823     "psubw  "U_OFFSET"("#c"), %%mm3     \n\t" /* (U-128)8*/\
824     "psubw  "V_OFFSET"("#c"), %%mm4     \n\t" /* (V-128)8*/\
825     "movq              %%mm3, %%mm2     \n\t" /* (U-128)8*/\
826     "movq              %%mm4, %%mm5     \n\t" /* (V-128)8*/\
827     "pmulhw "UG_COEFF"("#c"), %%mm3     \n\t"\
828     "pmulhw "VG_COEFF"("#c"), %%mm4     \n\t"\
829     /* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\
830
831 #define REAL_YSCALEYUV2RGB_YA(index, c, b1, b2) \
832     "movq  ("#b1", "#index", 2), %%mm0     \n\t" /*buf0[eax]*/\
833     "movq  ("#b2", "#index", 2), %%mm1     \n\t" /*buf1[eax]*/\
834     "movq 8("#b1", "#index", 2), %%mm6     \n\t" /*buf0[eax]*/\
835     "movq 8("#b2", "#index", 2), %%mm7     \n\t" /*buf1[eax]*/\
836     "psubw             %%mm1, %%mm0     \n\t" /* buf0[eax] - buf1[eax]*/\
837     "psubw             %%mm7, %%mm6     \n\t" /* buf0[eax] - buf1[eax]*/\
838     "pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm0  \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\
839     "pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm6  \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\
840     "psraw                $4, %%mm1     \n\t" /* buf0[eax] - buf1[eax] >>4*/\
841     "psraw                $4, %%mm7     \n\t" /* buf0[eax] - buf1[eax] >>4*/\
842     "paddw             %%mm0, %%mm1     \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\
843     "paddw             %%mm6, %%mm7     \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\
844
845 #define REAL_YSCALEYUV2RGB_COEFF(c) \
846     "pmulhw "UB_COEFF"("#c"), %%mm2     \n\t"\
847     "pmulhw "VR_COEFF"("#c"), %%mm5     \n\t"\
848     "psubw  "Y_OFFSET"("#c"), %%mm1     \n\t" /* 8(Y-16)*/\
849     "psubw  "Y_OFFSET"("#c"), %%mm7     \n\t" /* 8(Y-16)*/\
850     "pmulhw  "Y_COEFF"("#c"), %%mm1     \n\t"\
851     "pmulhw  "Y_COEFF"("#c"), %%mm7     \n\t"\
852     /* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\
853     "paddw             %%mm3, %%mm4     \n\t"\
854     "movq              %%mm2, %%mm0     \n\t"\
855     "movq              %%mm5, %%mm6     \n\t"\
856     "movq              %%mm4, %%mm3     \n\t"\
857     "punpcklwd         %%mm2, %%mm2     \n\t"\
858     "punpcklwd         %%mm5, %%mm5     \n\t"\
859     "punpcklwd         %%mm4, %%mm4     \n\t"\
860     "paddw             %%mm1, %%mm2     \n\t"\
861     "paddw             %%mm1, %%mm5     \n\t"\
862     "paddw             %%mm1, %%mm4     \n\t"\
863     "punpckhwd         %%mm0, %%mm0     \n\t"\
864     "punpckhwd         %%mm6, %%mm6     \n\t"\
865     "punpckhwd         %%mm3, %%mm3     \n\t"\
866     "paddw             %%mm7, %%mm0     \n\t"\
867     "paddw             %%mm7, %%mm6     \n\t"\
868     "paddw             %%mm7, %%mm3     \n\t"\
869     /* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\
870     "packuswb          %%mm0, %%mm2     \n\t"\
871     "packuswb          %%mm6, %%mm5     \n\t"\
872     "packuswb          %%mm3, %%mm4     \n\t"\
873
874 #define YSCALEYUV2RGB_YA(index, c, b1, b2) REAL_YSCALEYUV2RGB_YA(index, c, b1, b2)
875
876 #define YSCALEYUV2RGB(index, c) \
877     REAL_YSCALEYUV2RGB_UV(index, c) \
878     REAL_YSCALEYUV2RGB_YA(index, c, %0, %1) \
879     REAL_YSCALEYUV2RGB_COEFF(c)
880
881 /**
882  * vertical bilinear scale YV12 to RGB
883  */
884 static void RENAME(yuv2rgb32_2)(SwsContext *c, const int16_t *buf[2],
885                                 const int16_t *ubuf[2], const int16_t *vbuf[2],
886                                 const int16_t *abuf[2], uint8_t *dest,
887                                 int dstW, int yalpha, int uvalpha, int y)
888 {
889     const int16_t *buf0  = buf[0],  *buf1  = buf[1],
890                   *ubuf0 = ubuf[0], *ubuf1 = ubuf[1];
891
892     if (CONFIG_SWSCALE_ALPHA && c->needAlpha) {
893         const int16_t *abuf0 = abuf[0], *abuf1 = abuf[1];
894 #if ARCH_X86_64
895         __asm__ volatile(
896             YSCALEYUV2RGB(%%r8, %5)
897             YSCALEYUV2RGB_YA(%%r8, %5, %6, %7)
898             "psraw                  $3, %%mm1       \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
899             "psraw                  $3, %%mm7       \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
900             "packuswb            %%mm7, %%mm1       \n\t"
901             WRITEBGR32(%4, DSTW_OFFSET"(%5)", %%r8, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)
902             :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "r" (dest),
903                "a" (&c->redDither),
904                "r" (abuf0), "r" (abuf1)
905             : "%r8"
906         );
907 #else
908         c->u_temp=(intptr_t)abuf0;
909         c->v_temp=(intptr_t)abuf1;
910         __asm__ volatile(
911             "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
912             "mov        %4, %%"REG_b"               \n\t"
913             "push %%"REG_BP"                        \n\t"
914             YSCALEYUV2RGB(%%REGBP, %5)
915             "push                   %0              \n\t"
916             "push                   %1              \n\t"
917             "mov          "U_TEMP"(%5), %0          \n\t"
918             "mov          "V_TEMP"(%5), %1          \n\t"
919             YSCALEYUV2RGB_YA(%%REGBP, %5, %0, %1)
920             "psraw                  $3, %%mm1       \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
921             "psraw                  $3, %%mm7       \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
922             "packuswb            %%mm7, %%mm1       \n\t"
923             "pop                    %1              \n\t"
924             "pop                    %0              \n\t"
925             WRITEBGR32(%%REGb, DSTW_OFFSET"(%5)", %%REGBP, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)
926             "pop %%"REG_BP"                         \n\t"
927             "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
928             :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest),
929                "a" (&c->redDither)
930         );
931 #endif
932     } else {
933         __asm__ volatile(
934             "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
935             "mov        %4, %%"REG_b"               \n\t"
936             "push %%"REG_BP"                        \n\t"
937             YSCALEYUV2RGB(%%REGBP, %5)
938             "pcmpeqd %%mm7, %%mm7                   \n\t"
939             WRITEBGR32(%%REGb, DSTW_OFFSET"(%5)", %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
940             "pop %%"REG_BP"                         \n\t"
941             "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
942             :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest),
943                "a" (&c->redDither)
944         );
945     }
946 }
947
948 static void RENAME(yuv2bgr24_2)(SwsContext *c, const int16_t *buf[2],
949                                 const int16_t *ubuf[2], const int16_t *vbuf[2],
950                                 const int16_t *abuf[2], uint8_t *dest,
951                                 int dstW, int yalpha, int uvalpha, int y)
952 {
953     const int16_t *buf0  = buf[0],  *buf1  = buf[1],
954                   *ubuf0 = ubuf[0], *ubuf1 = ubuf[1];
955
956     __asm__ volatile(
957         "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
958         "mov        %4, %%"REG_b"               \n\t"
959         "push %%"REG_BP"                        \n\t"
960         YSCALEYUV2RGB(%%REGBP, %5)
961         "pxor    %%mm7, %%mm7                   \n\t"
962         WRITEBGR24(%%REGb, DSTW_OFFSET"(%5)", %%REGBP)
963         "pop %%"REG_BP"                         \n\t"
964         "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
965         :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest),
966            "a" (&c->redDither)
967            NAMED_CONSTRAINTS_ADD(ff_M24A,ff_M24C,ff_M24B)
968     );
969 }
970
971 static void RENAME(yuv2rgb555_2)(SwsContext *c, const int16_t *buf[2],
972                                  const int16_t *ubuf[2], const int16_t *vbuf[2],
973                                  const int16_t *abuf[2], uint8_t *dest,
974                                  int dstW, int yalpha, int uvalpha, int y)
975 {
976     const int16_t *buf0  = buf[0],  *buf1  = buf[1],
977                   *ubuf0 = ubuf[0], *ubuf1 = ubuf[1];
978
979     __asm__ volatile(
980         "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
981         "mov        %4, %%"REG_b"               \n\t"
982         "push %%"REG_BP"                        \n\t"
983         YSCALEYUV2RGB(%%REGBP, %5)
984         "pxor    %%mm7, %%mm7                   \n\t"
985         /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
986 #ifdef DITHER1XBPP
987         "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
988         "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
989         "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
990 #endif
991         WRITERGB15(%%REGb, DSTW_OFFSET"(%5)", %%REGBP)
992         "pop %%"REG_BP"                         \n\t"
993         "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
994         :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest),
995            "a" (&c->redDither)
996            NAMED_CONSTRAINTS_ADD(bF8)
997     );
998 }
999
1000 static void RENAME(yuv2rgb565_2)(SwsContext *c, const int16_t *buf[2],
1001                                  const int16_t *ubuf[2], const int16_t *vbuf[2],
1002                                  const int16_t *abuf[2], uint8_t *dest,
1003                                  int dstW, int yalpha, int uvalpha, int y)
1004 {
1005     const int16_t *buf0  = buf[0],  *buf1  = buf[1],
1006                   *ubuf0 = ubuf[0], *ubuf1 = ubuf[1];
1007
1008     __asm__ volatile(
1009         "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1010         "mov        %4, %%"REG_b"               \n\t"
1011         "push %%"REG_BP"                        \n\t"
1012         YSCALEYUV2RGB(%%REGBP, %5)
1013         "pxor    %%mm7, %%mm7                   \n\t"
1014         /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1015 #ifdef DITHER1XBPP
1016         "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
1017         "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
1018         "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
1019 #endif
1020         WRITERGB16(%%REGb, DSTW_OFFSET"(%5)", %%REGBP)
1021         "pop %%"REG_BP"                         \n\t"
1022         "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1023         :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest),
1024            "a" (&c->redDither)
1025            NAMED_CONSTRAINTS_ADD(bF8,bFC)
1026     );
1027 }
1028
1029 #define REAL_YSCALEYUV2PACKED(index, c) \
1030     "movq "CHR_MMX_FILTER_OFFSET"+8("#c"), %%mm0              \n\t"\
1031     "movq "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm1              \n\t"\
1032     "psraw                $3, %%mm0                           \n\t"\
1033     "psraw                $3, %%mm1                           \n\t"\
1034     "movq              %%mm0, "CHR_MMX_FILTER_OFFSET"+8("#c") \n\t"\
1035     "movq              %%mm1, "LUM_MMX_FILTER_OFFSET"+8("#c") \n\t"\
1036     "xor            "#index", "#index"                        \n\t"\
1037     ".p2align              4            \n\t"\
1038     "1:                                 \n\t"\
1039     "movq     (%2, "#index"), %%mm2     \n\t" /* uvbuf0[eax]*/\
1040     "movq     (%3, "#index"), %%mm3     \n\t" /* uvbuf1[eax]*/\
1041     "add "UV_OFF_BYTE"("#c"), "#index"  \n\t" \
1042     "movq     (%2, "#index"), %%mm5     \n\t" /* uvbuf0[eax+2048]*/\
1043     "movq     (%3, "#index"), %%mm4     \n\t" /* uvbuf1[eax+2048]*/\
1044     "sub "UV_OFF_BYTE"("#c"), "#index"  \n\t" \
1045     "psubw             %%mm3, %%mm2     \n\t" /* uvbuf0[eax] - uvbuf1[eax]*/\
1046     "psubw             %%mm4, %%mm5     \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048]*/\
1047     "movq "CHR_MMX_FILTER_OFFSET"+8("#c"), %%mm0    \n\t"\
1048     "pmulhw            %%mm0, %%mm2     \n\t" /* (uvbuf0[eax] - uvbuf1[eax])uvalpha1>>16*/\
1049     "pmulhw            %%mm0, %%mm5     \n\t" /* (uvbuf0[eax+2048] - uvbuf1[eax+2048])uvalpha1>>16*/\
1050     "psraw                $7, %%mm3     \n\t" /* uvbuf0[eax] - uvbuf1[eax] >>4*/\
1051     "psraw                $7, %%mm4     \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/\
1052     "paddw             %%mm2, %%mm3     \n\t" /* uvbuf0[eax]uvalpha1 - uvbuf1[eax](1-uvalpha1)*/\
1053     "paddw             %%mm5, %%mm4     \n\t" /* uvbuf0[eax+2048]uvalpha1 - uvbuf1[eax+2048](1-uvalpha1)*/\
1054     "movq  (%0, "#index", 2), %%mm0     \n\t" /*buf0[eax]*/\
1055     "movq  (%1, "#index", 2), %%mm1     \n\t" /*buf1[eax]*/\
1056     "movq 8(%0, "#index", 2), %%mm6     \n\t" /*buf0[eax]*/\
1057     "movq 8(%1, "#index", 2), %%mm7     \n\t" /*buf1[eax]*/\
1058     "psubw             %%mm1, %%mm0     \n\t" /* buf0[eax] - buf1[eax]*/\
1059     "psubw             %%mm7, %%mm6     \n\t" /* buf0[eax] - buf1[eax]*/\
1060     "pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm0  \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\
1061     "pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm6  \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\
1062     "psraw                $7, %%mm1     \n\t" /* buf0[eax] - buf1[eax] >>4*/\
1063     "psraw                $7, %%mm7     \n\t" /* buf0[eax] - buf1[eax] >>4*/\
1064     "paddw             %%mm0, %%mm1     \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\
1065     "paddw             %%mm6, %%mm7     \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\
1066
1067 #define YSCALEYUV2PACKED(index, c)  REAL_YSCALEYUV2PACKED(index, c)
1068
1069 static void RENAME(yuv2yuyv422_2)(SwsContext *c, const int16_t *buf[2],
1070                                   const int16_t *ubuf[2], const int16_t *vbuf[2],
1071                                   const int16_t *abuf[2], uint8_t *dest,
1072                                   int dstW, int yalpha, int uvalpha, int y)
1073 {
1074     const int16_t *buf0  = buf[0],  *buf1  = buf[1],
1075                   *ubuf0 = ubuf[0], *ubuf1 = ubuf[1];
1076
1077     __asm__ volatile(
1078         "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1079         "mov %4, %%"REG_b"                        \n\t"
1080         "push %%"REG_BP"                        \n\t"
1081         YSCALEYUV2PACKED(%%REGBP, %5)
1082         WRITEYUY2(%%REGb, DSTW_OFFSET"(%5)", %%REGBP)
1083         "pop %%"REG_BP"                         \n\t"
1084         "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1085         :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest),
1086            "a" (&c->redDither)
1087     );
1088 }
1089
1090 #define REAL_YSCALEYUV2RGB1(index, c) \
1091     "xor            "#index", "#index"  \n\t"\
1092     ".p2align              4            \n\t"\
1093     "1:                                 \n\t"\
1094     "movq     (%2, "#index"), %%mm3     \n\t" /* uvbuf0[eax]*/\
1095     "add "UV_OFF_BYTE"("#c"), "#index"  \n\t" \
1096     "movq     (%2, "#index"), %%mm4     \n\t" /* uvbuf0[eax+2048]*/\
1097     "sub "UV_OFF_BYTE"("#c"), "#index"  \n\t" \
1098     "psraw                $4, %%mm3     \n\t" /* uvbuf0[eax] - uvbuf1[eax] >>4*/\
1099     "psraw                $4, %%mm4     \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/\
1100     "psubw  "U_OFFSET"("#c"), %%mm3     \n\t" /* (U-128)8*/\
1101     "psubw  "V_OFFSET"("#c"), %%mm4     \n\t" /* (V-128)8*/\
1102     "movq              %%mm3, %%mm2     \n\t" /* (U-128)8*/\
1103     "movq              %%mm4, %%mm5     \n\t" /* (V-128)8*/\
1104     "pmulhw "UG_COEFF"("#c"), %%mm3     \n\t"\
1105     "pmulhw "VG_COEFF"("#c"), %%mm4     \n\t"\
1106     /* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\
1107     "movq  (%0, "#index", 2), %%mm1     \n\t" /*buf0[eax]*/\
1108     "movq 8(%0, "#index", 2), %%mm7     \n\t" /*buf0[eax]*/\
1109     "psraw                $4, %%mm1     \n\t" /* buf0[eax] - buf1[eax] >>4*/\
1110     "psraw                $4, %%mm7     \n\t" /* buf0[eax] - buf1[eax] >>4*/\
1111     "pmulhw "UB_COEFF"("#c"), %%mm2     \n\t"\
1112     "pmulhw "VR_COEFF"("#c"), %%mm5     \n\t"\
1113     "psubw  "Y_OFFSET"("#c"), %%mm1     \n\t" /* 8(Y-16)*/\
1114     "psubw  "Y_OFFSET"("#c"), %%mm7     \n\t" /* 8(Y-16)*/\
1115     "pmulhw  "Y_COEFF"("#c"), %%mm1     \n\t"\
1116     "pmulhw  "Y_COEFF"("#c"), %%mm7     \n\t"\
1117     /* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\
1118     "paddw             %%mm3, %%mm4     \n\t"\
1119     "movq              %%mm2, %%mm0     \n\t"\
1120     "movq              %%mm5, %%mm6     \n\t"\
1121     "movq              %%mm4, %%mm3     \n\t"\
1122     "punpcklwd         %%mm2, %%mm2     \n\t"\
1123     "punpcklwd         %%mm5, %%mm5     \n\t"\
1124     "punpcklwd         %%mm4, %%mm4     \n\t"\
1125     "paddw             %%mm1, %%mm2     \n\t"\
1126     "paddw             %%mm1, %%mm5     \n\t"\
1127     "paddw             %%mm1, %%mm4     \n\t"\
1128     "punpckhwd         %%mm0, %%mm0     \n\t"\
1129     "punpckhwd         %%mm6, %%mm6     \n\t"\
1130     "punpckhwd         %%mm3, %%mm3     \n\t"\
1131     "paddw             %%mm7, %%mm0     \n\t"\
1132     "paddw             %%mm7, %%mm6     \n\t"\
1133     "paddw             %%mm7, %%mm3     \n\t"\
1134     /* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\
1135     "packuswb          %%mm0, %%mm2     \n\t"\
1136     "packuswb          %%mm6, %%mm5     \n\t"\
1137     "packuswb          %%mm3, %%mm4     \n\t"\
1138
1139 #define YSCALEYUV2RGB1(index, c)  REAL_YSCALEYUV2RGB1(index, c)
1140
1141 // do vertical chrominance interpolation
1142 #define REAL_YSCALEYUV2RGB1b(index, c) \
1143     "xor            "#index", "#index"  \n\t"\
1144     ".p2align              4            \n\t"\
1145     "1:                                 \n\t"\
1146     "movq     (%2, "#index"), %%mm2     \n\t" /* uvbuf0[eax]*/\
1147     "movq     (%3, "#index"), %%mm3     \n\t" /* uvbuf1[eax]*/\
1148     "add "UV_OFF_BYTE"("#c"), "#index"  \n\t" \
1149     "movq     (%2, "#index"), %%mm5     \n\t" /* uvbuf0[eax+2048]*/\
1150     "movq     (%3, "#index"), %%mm4     \n\t" /* uvbuf1[eax+2048]*/\
1151     "sub "UV_OFF_BYTE"("#c"), "#index"  \n\t" \
1152     "paddw             %%mm2, %%mm3     \n\t" /* uvbuf0[eax] + uvbuf1[eax]*/\
1153     "paddw             %%mm5, %%mm4     \n\t" /* uvbuf0[eax+2048] + uvbuf1[eax+2048]*/\
1154     "psrlw                $5, %%mm3     \n\t" /*FIXME might overflow*/\
1155     "psrlw                $5, %%mm4     \n\t" /*FIXME might overflow*/\
1156     "psubw  "U_OFFSET"("#c"), %%mm3     \n\t" /* (U-128)8*/\
1157     "psubw  "V_OFFSET"("#c"), %%mm4     \n\t" /* (V-128)8*/\
1158     "movq              %%mm3, %%mm2     \n\t" /* (U-128)8*/\
1159     "movq              %%mm4, %%mm5     \n\t" /* (V-128)8*/\
1160     "pmulhw "UG_COEFF"("#c"), %%mm3     \n\t"\
1161     "pmulhw "VG_COEFF"("#c"), %%mm4     \n\t"\
1162     /* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\
1163     "movq  (%0, "#index", 2), %%mm1     \n\t" /*buf0[eax]*/\
1164     "movq 8(%0, "#index", 2), %%mm7     \n\t" /*buf0[eax]*/\
1165     "psraw                $4, %%mm1     \n\t" /* buf0[eax] - buf1[eax] >>4*/\
1166     "psraw                $4, %%mm7     \n\t" /* buf0[eax] - buf1[eax] >>4*/\
1167     "pmulhw "UB_COEFF"("#c"), %%mm2     \n\t"\
1168     "pmulhw "VR_COEFF"("#c"), %%mm5     \n\t"\
1169     "psubw  "Y_OFFSET"("#c"), %%mm1     \n\t" /* 8(Y-16)*/\
1170     "psubw  "Y_OFFSET"("#c"), %%mm7     \n\t" /* 8(Y-16)*/\
1171     "pmulhw  "Y_COEFF"("#c"), %%mm1     \n\t"\
1172     "pmulhw  "Y_COEFF"("#c"), %%mm7     \n\t"\
1173     /* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\
1174     "paddw             %%mm3, %%mm4     \n\t"\
1175     "movq              %%mm2, %%mm0     \n\t"\
1176     "movq              %%mm5, %%mm6     \n\t"\
1177     "movq              %%mm4, %%mm3     \n\t"\
1178     "punpcklwd         %%mm2, %%mm2     \n\t"\
1179     "punpcklwd         %%mm5, %%mm5     \n\t"\
1180     "punpcklwd         %%mm4, %%mm4     \n\t"\
1181     "paddw             %%mm1, %%mm2     \n\t"\
1182     "paddw             %%mm1, %%mm5     \n\t"\
1183     "paddw             %%mm1, %%mm4     \n\t"\
1184     "punpckhwd         %%mm0, %%mm0     \n\t"\
1185     "punpckhwd         %%mm6, %%mm6     \n\t"\
1186     "punpckhwd         %%mm3, %%mm3     \n\t"\
1187     "paddw             %%mm7, %%mm0     \n\t"\
1188     "paddw             %%mm7, %%mm6     \n\t"\
1189     "paddw             %%mm7, %%mm3     \n\t"\
1190     /* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\
1191     "packuswb          %%mm0, %%mm2     \n\t"\
1192     "packuswb          %%mm6, %%mm5     \n\t"\
1193     "packuswb          %%mm3, %%mm4     \n\t"\
1194
1195 #define YSCALEYUV2RGB1b(index, c)  REAL_YSCALEYUV2RGB1b(index, c)
1196
1197 #define REAL_YSCALEYUV2RGB1_ALPHA(index) \
1198     "movq  (%1, "#index", 2), %%mm7     \n\t" /* abuf0[index  ]     */\
1199     "movq 8(%1, "#index", 2), %%mm1     \n\t" /* abuf0[index+4]     */\
1200     "psraw                $7, %%mm7     \n\t" /* abuf0[index  ] >>7 */\
1201     "psraw                $7, %%mm1     \n\t" /* abuf0[index+4] >>7 */\
1202     "packuswb          %%mm1, %%mm7     \n\t"
1203 #define YSCALEYUV2RGB1_ALPHA(index) REAL_YSCALEYUV2RGB1_ALPHA(index)
1204
1205 /**
1206  * YV12 to RGB without scaling or interpolating
1207  */
1208 static void RENAME(yuv2rgb32_1)(SwsContext *c, const int16_t *buf0,
1209                                 const int16_t *ubuf[2], const int16_t *vbuf[2],
1210                                 const int16_t *abuf0, uint8_t *dest,
1211                                 int dstW, int uvalpha, int y)
1212 {
1213     const int16_t *ubuf0 = ubuf[0];
1214     const int16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
1215
1216     if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
1217         const int16_t *ubuf1 = ubuf[0];
1218         if (CONFIG_SWSCALE_ALPHA && c->needAlpha) {
1219             __asm__ volatile(
1220                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1221                 "mov        %4, %%"REG_b"               \n\t"
1222                 "push %%"REG_BP"                        \n\t"
1223                 YSCALEYUV2RGB1(%%REGBP, %5)
1224                 YSCALEYUV2RGB1_ALPHA(%%REGBP)
1225                 WRITEBGR32(%%REGb, DSTW_OFFSET"(%5)", %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1226                 "pop %%"REG_BP"                         \n\t"
1227                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1228                 :: "c" (buf0), "d" (abuf0), "S" (ubuf0), "D" (ubuf1), "m" (dest),
1229                    "a" (&c->redDither)
1230             );
1231         } else {
1232             __asm__ volatile(
1233                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1234                 "mov        %4, %%"REG_b"               \n\t"
1235                 "push %%"REG_BP"                        \n\t"
1236                 YSCALEYUV2RGB1(%%REGBP, %5)
1237                 "pcmpeqd %%mm7, %%mm7                   \n\t"
1238                 WRITEBGR32(%%REGb, DSTW_OFFSET"(%5)", %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1239                 "pop %%"REG_BP"                         \n\t"
1240                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1241                 :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest),
1242                    "a" (&c->redDither)
1243             );
1244         }
1245     } else {
1246         const int16_t *ubuf1 = ubuf[1];
1247         if (CONFIG_SWSCALE_ALPHA && c->needAlpha) {
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                 YSCALEYUV2RGB1b(%%REGBP, %5)
1253                 YSCALEYUV2RGB1_ALPHA(%%REGBP)
1254                 WRITEBGR32(%%REGb, DSTW_OFFSET"(%5)", %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1255                 "pop %%"REG_BP"                         \n\t"
1256                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1257                 :: "c" (buf0), "d" (abuf0), "S" (ubuf0), "D" (ubuf1), "m" (dest),
1258                    "a" (&c->redDither)
1259             );
1260         } else {
1261             __asm__ volatile(
1262                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1263                 "mov        %4, %%"REG_b"               \n\t"
1264                 "push %%"REG_BP"                        \n\t"
1265                 YSCALEYUV2RGB1b(%%REGBP, %5)
1266                 "pcmpeqd %%mm7, %%mm7                   \n\t"
1267                 WRITEBGR32(%%REGb, DSTW_OFFSET"(%5)", %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1268                 "pop %%"REG_BP"                         \n\t"
1269                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1270                 :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest),
1271                    "a" (&c->redDither)
1272             );
1273         }
1274     }
1275 }
1276
1277 static void RENAME(yuv2bgr24_1)(SwsContext *c, const int16_t *buf0,
1278                                 const int16_t *ubuf[2], const int16_t *vbuf[2],
1279                                 const int16_t *abuf0, uint8_t *dest,
1280                                 int dstW, int uvalpha, int y)
1281 {
1282     const int16_t *ubuf0 = ubuf[0];
1283     const int16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
1284
1285     if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
1286         const int16_t *ubuf1 = ubuf[0];
1287         __asm__ volatile(
1288             "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1289             "mov        %4, %%"REG_b"               \n\t"
1290             "push %%"REG_BP"                        \n\t"
1291             YSCALEYUV2RGB1(%%REGBP, %5)
1292             "pxor    %%mm7, %%mm7                   \n\t"
1293             WRITEBGR24(%%REGb, DSTW_OFFSET"(%5)", %%REGBP)
1294             "pop %%"REG_BP"                         \n\t"
1295             "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1296             :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest),
1297                "a" (&c->redDither)
1298                NAMED_CONSTRAINTS_ADD(ff_M24A,ff_M24C,ff_M24B)
1299         );
1300     } else {
1301         const int16_t *ubuf1 = ubuf[1];
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             YSCALEYUV2RGB1b(%%REGBP, %5)
1307             "pxor    %%mm7, %%mm7                   \n\t"
1308             WRITEBGR24(%%REGb, DSTW_OFFSET"(%5)", %%REGBP)
1309             "pop %%"REG_BP"                         \n\t"
1310             "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1311             :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest),
1312                "a" (&c->redDither)
1313                NAMED_CONSTRAINTS_ADD(ff_M24A,ff_M24C,ff_M24B)
1314         );
1315     }
1316 }
1317
1318 static void RENAME(yuv2rgb555_1)(SwsContext *c, const int16_t *buf0,
1319                                  const int16_t *ubuf[2], const int16_t *vbuf[2],
1320                                  const int16_t *abuf0, uint8_t *dest,
1321                                  int dstW, int uvalpha, int y)
1322 {
1323     const int16_t *ubuf0 = ubuf[0];
1324     const int16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
1325
1326     if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
1327         const int16_t *ubuf1 = ubuf[0];
1328         __asm__ volatile(
1329             "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1330             "mov        %4, %%"REG_b"               \n\t"
1331             "push %%"REG_BP"                        \n\t"
1332             YSCALEYUV2RGB1(%%REGBP, %5)
1333             "pxor    %%mm7, %%mm7                   \n\t"
1334             /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1335 #ifdef DITHER1XBPP
1336             "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
1337             "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
1338             "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
1339 #endif
1340             WRITERGB15(%%REGb, DSTW_OFFSET"(%5)", %%REGBP)
1341             "pop %%"REG_BP"                         \n\t"
1342             "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1343             :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest),
1344                "a" (&c->redDither)
1345                NAMED_CONSTRAINTS_ADD(bF8)
1346         );
1347     } else {
1348         const int16_t *ubuf1 = ubuf[1];
1349         __asm__ volatile(
1350             "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1351             "mov        %4, %%"REG_b"               \n\t"
1352             "push %%"REG_BP"                        \n\t"
1353             YSCALEYUV2RGB1b(%%REGBP, %5)
1354             "pxor    %%mm7, %%mm7                   \n\t"
1355             /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1356 #ifdef DITHER1XBPP
1357             "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
1358             "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
1359             "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
1360 #endif
1361             WRITERGB15(%%REGb, DSTW_OFFSET"(%5)", %%REGBP)
1362             "pop %%"REG_BP"                         \n\t"
1363             "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1364             :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest),
1365                "a" (&c->redDither)
1366                NAMED_CONSTRAINTS_ADD(bF8)
1367         );
1368     }
1369 }
1370
1371 static void RENAME(yuv2rgb565_1)(SwsContext *c, const int16_t *buf0,
1372                                  const int16_t *ubuf[2], const int16_t *vbuf[2],
1373                                  const int16_t *abuf0, uint8_t *dest,
1374                                  int dstW, int uvalpha, int y)
1375 {
1376     const int16_t *ubuf0 = ubuf[0];
1377     const int16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
1378
1379     if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
1380         const int16_t *ubuf1 = ubuf[0];
1381         __asm__ volatile(
1382             "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1383             "mov        %4, %%"REG_b"               \n\t"
1384             "push %%"REG_BP"                        \n\t"
1385             YSCALEYUV2RGB1(%%REGBP, %5)
1386             "pxor    %%mm7, %%mm7                   \n\t"
1387             /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1388 #ifdef DITHER1XBPP
1389             "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
1390             "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
1391             "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
1392 #endif
1393             WRITERGB16(%%REGb, DSTW_OFFSET"(%5)", %%REGBP)
1394             "pop %%"REG_BP"                         \n\t"
1395             "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1396             :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest),
1397                "a" (&c->redDither)
1398                NAMED_CONSTRAINTS_ADD(bF8,bFC)
1399         );
1400     } else {
1401         const int16_t *ubuf1 = ubuf[1];
1402         __asm__ volatile(
1403             "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1404             "mov        %4, %%"REG_b"               \n\t"
1405             "push %%"REG_BP"                        \n\t"
1406             YSCALEYUV2RGB1b(%%REGBP, %5)
1407             "pxor    %%mm7, %%mm7                   \n\t"
1408             /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1409 #ifdef DITHER1XBPP
1410             "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
1411             "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
1412             "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
1413 #endif
1414             WRITERGB16(%%REGb, DSTW_OFFSET"(%5)", %%REGBP)
1415             "pop %%"REG_BP"                         \n\t"
1416             "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1417             :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest),
1418                "a" (&c->redDither)
1419                NAMED_CONSTRAINTS_ADD(bF8,bFC)
1420         );
1421     }
1422 }
1423
1424 #define REAL_YSCALEYUV2PACKED1(index, c) \
1425     "xor            "#index", "#index"  \n\t"\
1426     ".p2align              4            \n\t"\
1427     "1:                                 \n\t"\
1428     "movq     (%2, "#index"), %%mm3     \n\t" /* uvbuf0[eax]*/\
1429     "add "UV_OFF_BYTE"("#c"), "#index"  \n\t" \
1430     "movq     (%2, "#index"), %%mm4     \n\t" /* uvbuf0[eax+2048]*/\
1431     "sub "UV_OFF_BYTE"("#c"), "#index"  \n\t" \
1432     "psraw                $7, %%mm3     \n\t" \
1433     "psraw                $7, %%mm4     \n\t" \
1434     "movq  (%0, "#index", 2), %%mm1     \n\t" /*buf0[eax]*/\
1435     "movq 8(%0, "#index", 2), %%mm7     \n\t" /*buf0[eax]*/\
1436     "psraw                $7, %%mm1     \n\t" \
1437     "psraw                $7, %%mm7     \n\t" \
1438
1439 #define YSCALEYUV2PACKED1(index, c)  REAL_YSCALEYUV2PACKED1(index, c)
1440
1441 #define REAL_YSCALEYUV2PACKED1b(index, c) \
1442     "xor "#index", "#index"             \n\t"\
1443     ".p2align              4            \n\t"\
1444     "1:                                 \n\t"\
1445     "movq     (%2, "#index"), %%mm2     \n\t" /* uvbuf0[eax]*/\
1446     "movq     (%3, "#index"), %%mm3     \n\t" /* uvbuf1[eax]*/\
1447     "add "UV_OFF_BYTE"("#c"), "#index"  \n\t" \
1448     "movq     (%2, "#index"), %%mm5     \n\t" /* uvbuf0[eax+2048]*/\
1449     "movq     (%3, "#index"), %%mm4     \n\t" /* uvbuf1[eax+2048]*/\
1450     "sub "UV_OFF_BYTE"("#c"), "#index"  \n\t" \
1451     "paddw             %%mm2, %%mm3     \n\t" /* uvbuf0[eax] + uvbuf1[eax]*/\
1452     "paddw             %%mm5, %%mm4     \n\t" /* uvbuf0[eax+2048] + uvbuf1[eax+2048]*/\
1453     "psrlw                $8, %%mm3     \n\t" \
1454     "psrlw                $8, %%mm4     \n\t" \
1455     "movq  (%0, "#index", 2), %%mm1     \n\t" /*buf0[eax]*/\
1456     "movq 8(%0, "#index", 2), %%mm7     \n\t" /*buf0[eax]*/\
1457     "psraw                $7, %%mm1     \n\t" \
1458     "psraw                $7, %%mm7     \n\t"
1459 #define YSCALEYUV2PACKED1b(index, c)  REAL_YSCALEYUV2PACKED1b(index, c)
1460
1461 static void RENAME(yuv2yuyv422_1)(SwsContext *c, const int16_t *buf0,
1462                                   const int16_t *ubuf[2], const int16_t *vbuf[2],
1463                                   const int16_t *abuf0, uint8_t *dest,
1464                                   int dstW, int uvalpha, int y)
1465 {
1466     const int16_t *ubuf0 = ubuf[0];
1467     const int16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
1468
1469     if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
1470         const int16_t *ubuf1 = ubuf[0];
1471         __asm__ volatile(
1472             "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1473             "mov        %4, %%"REG_b"               \n\t"
1474             "push %%"REG_BP"                        \n\t"
1475             YSCALEYUV2PACKED1(%%REGBP, %5)
1476             WRITEYUY2(%%REGb, DSTW_OFFSET"(%5)", %%REGBP)
1477             "pop %%"REG_BP"                         \n\t"
1478             "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1479             :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest),
1480                "a" (&c->redDither)
1481         );
1482     } else {
1483         const int16_t *ubuf1 = ubuf[1];
1484         __asm__ volatile(
1485             "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1486             "mov        %4, %%"REG_b"               \n\t"
1487             "push %%"REG_BP"                        \n\t"
1488             YSCALEYUV2PACKED1b(%%REGBP, %5)
1489             WRITEYUY2(%%REGb, DSTW_OFFSET"(%5)", %%REGBP)
1490             "pop %%"REG_BP"                         \n\t"
1491             "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1492             :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest),
1493                "a" (&c->redDither)
1494         );
1495     }
1496 }
1497 static av_cold void RENAME(sws_init_swscale)(SwsContext *c)
1498 {
1499     enum AVPixelFormat dstFormat = c->dstFormat;
1500
1501     c->use_mmx_vfilter= 0;
1502     if (!is16BPS(dstFormat) && !is9_OR_10BPS(dstFormat) && dstFormat != AV_PIX_FMT_NV12
1503         && dstFormat != AV_PIX_FMT_NV21 && !(c->flags & SWS_BITEXACT)) {
1504             if (c->flags & SWS_ACCURATE_RND) {
1505                 if (!(c->flags & SWS_FULL_CHR_H_INT)) {
1506                     switch (c->dstFormat) {
1507                     case AV_PIX_FMT_RGB32:   c->yuv2packedX = RENAME(yuv2rgb32_X_ar);   break;
1508 #if HAVE_6REGS
1509                     case AV_PIX_FMT_BGR24:   c->yuv2packedX = RENAME(yuv2bgr24_X_ar);   break;
1510 #endif
1511                     case AV_PIX_FMT_RGB555:  c->yuv2packedX = RENAME(yuv2rgb555_X_ar);  break;
1512                     case AV_PIX_FMT_RGB565:  c->yuv2packedX = RENAME(yuv2rgb565_X_ar);  break;
1513                     case AV_PIX_FMT_YUYV422: c->yuv2packedX = RENAME(yuv2yuyv422_X_ar); break;
1514                     default: break;
1515                     }
1516                 }
1517             } else {
1518                 c->use_mmx_vfilter= 1;
1519                 c->yuv2planeX = RENAME(yuv2yuvX    );
1520                 if (!(c->flags & SWS_FULL_CHR_H_INT)) {
1521                     switch (c->dstFormat) {
1522                     case AV_PIX_FMT_RGB32:   c->yuv2packedX = RENAME(yuv2rgb32_X);   break;
1523                     case AV_PIX_FMT_BGR32:   c->yuv2packedX = RENAME(yuv2bgr32_X);   break;
1524 #if HAVE_6REGS
1525                     case AV_PIX_FMT_BGR24:   c->yuv2packedX = RENAME(yuv2bgr24_X);   break;
1526 #endif
1527                     case AV_PIX_FMT_RGB555:  c->yuv2packedX = RENAME(yuv2rgb555_X);  break;
1528                     case AV_PIX_FMT_RGB565:  c->yuv2packedX = RENAME(yuv2rgb565_X);  break;
1529                     case AV_PIX_FMT_YUYV422: c->yuv2packedX = RENAME(yuv2yuyv422_X); break;
1530                     default: break;
1531                     }
1532                 }
1533             }
1534         if (!(c->flags & SWS_FULL_CHR_H_INT)) {
1535             switch (c->dstFormat) {
1536             case AV_PIX_FMT_RGB32:
1537                 c->yuv2packed1 = RENAME(yuv2rgb32_1);
1538                 c->yuv2packed2 = RENAME(yuv2rgb32_2);
1539                 break;
1540             case AV_PIX_FMT_BGR24:
1541                 c->yuv2packed1 = RENAME(yuv2bgr24_1);
1542                 c->yuv2packed2 = RENAME(yuv2bgr24_2);
1543                 break;
1544             case AV_PIX_FMT_RGB555:
1545                 c->yuv2packed1 = RENAME(yuv2rgb555_1);
1546                 c->yuv2packed2 = RENAME(yuv2rgb555_2);
1547                 break;
1548             case AV_PIX_FMT_RGB565:
1549                 c->yuv2packed1 = RENAME(yuv2rgb565_1);
1550                 c->yuv2packed2 = RENAME(yuv2rgb565_2);
1551                 break;
1552             case AV_PIX_FMT_YUYV422:
1553                 c->yuv2packed1 = RENAME(yuv2yuyv422_1);
1554                 c->yuv2packed2 = RENAME(yuv2yuyv422_2);
1555                 break;
1556             default:
1557                 break;
1558             }
1559         }
1560     }
1561
1562     if (c->srcBpc == 8 && c->dstBpc <= 14) {
1563     // Use the new MMX scaler if the MMXEXT one can't be used (it is faster than the x86 ASM one).
1564 #if COMPILE_TEMPLATE_MMXEXT
1565     if (c->flags & SWS_FAST_BILINEAR && c->canMMXEXTBeUsed) {
1566         c->hyscale_fast = ff_hyscale_fast_mmxext;
1567         c->hcscale_fast = ff_hcscale_fast_mmxext;
1568     } else {
1569 #endif /* COMPILE_TEMPLATE_MMXEXT */
1570         c->hyscale_fast = NULL;
1571         c->hcscale_fast = NULL;
1572 #if COMPILE_TEMPLATE_MMXEXT
1573     }
1574 #endif /* COMPILE_TEMPLATE_MMXEXT */
1575     }
1576 }