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ffmpeg / libswscale / swscale_template.c @ c887b30d

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/*
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 * Copyright (C) 2001-2003 Michael Niedermayer <michaelni@gmx.at>
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 *
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 * This file is part of FFmpeg.
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 *
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 * FFmpeg is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; either version 2 of the License, or
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 * (at your option) any later version.
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 *
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 * FFmpeg is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with FFmpeg; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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 *
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 * The C code (not assembly, MMX, ...) of this file can be used
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 * under the LGPL license.
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 */
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#undef REAL_MOVNTQ
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#undef MOVNTQ
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#undef PAVGB
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#undef PREFETCH
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#undef PREFETCHW
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#if COMPILE_TEMPLATE_AMD3DNOW
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#define PREFETCH  "prefetch"
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#define PREFETCHW "prefetchw"
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#elif COMPILE_TEMPLATE_MMX2
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#define PREFETCH "prefetchnta"
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#define PREFETCHW "prefetcht0"
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#else
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#define PREFETCH  " # nop"
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#define PREFETCHW " # nop"
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#endif
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#if COMPILE_TEMPLATE_MMX2
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#define PAVGB(a,b) "pavgb " #a ", " #b " \n\t"
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#elif COMPILE_TEMPLATE_AMD3DNOW
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#define PAVGB(a,b) "pavgusb " #a ", " #b " \n\t"
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#endif
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#if COMPILE_TEMPLATE_MMX2
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#define REAL_MOVNTQ(a,b) "movntq " #a ", " #b " \n\t"
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#else
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#define REAL_MOVNTQ(a,b) "movq " #a ", " #b " \n\t"
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#endif
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#define MOVNTQ(a,b)  REAL_MOVNTQ(a,b)
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#if COMPILE_TEMPLATE_ALTIVEC
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#include "ppc/swscale_altivec_template.c"
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#endif
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#define YSCALEYUV2YV12X(x, offset, dest, width) \
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    __asm__ volatile(\
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        "xor                          %%"REG_a", %%"REG_a"  \n\t"\
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        "movq             "VROUNDER_OFFSET"(%0), %%mm3      \n\t"\
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        "movq                             %%mm3, %%mm4      \n\t"\
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        "lea                     " offset "(%0), %%"REG_d"  \n\t"\
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        "mov                        (%%"REG_d"), %%"REG_S"  \n\t"\
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        ASMALIGN(4) /* FIXME Unroll? */\
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        "1:                                                 \n\t"\
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        "movq                      8(%%"REG_d"), %%mm0      \n\t" /* filterCoeff */\
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        "movq   "  x "(%%"REG_S", %%"REG_a", 2), %%mm2      \n\t" /* srcData */\
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        "movq 8+"  x "(%%"REG_S", %%"REG_a", 2), %%mm5      \n\t" /* srcData */\
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        "add                                $16, %%"REG_d"  \n\t"\
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        "mov                        (%%"REG_d"), %%"REG_S"  \n\t"\
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        "test                         %%"REG_S", %%"REG_S"  \n\t"\
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        "pmulhw                           %%mm0, %%mm2      \n\t"\
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        "pmulhw                           %%mm0, %%mm5      \n\t"\
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        "paddw                            %%mm2, %%mm3      \n\t"\
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        "paddw                            %%mm5, %%mm4      \n\t"\
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        " jnz                                1b             \n\t"\
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        "psraw                               $3, %%mm3      \n\t"\
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        "psraw                               $3, %%mm4      \n\t"\
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        "packuswb                         %%mm4, %%mm3      \n\t"\
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        MOVNTQ(%%mm3, (%1, %%REGa))\
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        "add                                 $8, %%"REG_a"  \n\t"\
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        "cmp                                 %2, %%"REG_a"  \n\t"\
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        "movq             "VROUNDER_OFFSET"(%0), %%mm3      \n\t"\
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        "movq                             %%mm3, %%mm4      \n\t"\
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        "lea                     " offset "(%0), %%"REG_d"  \n\t"\
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        "mov                        (%%"REG_d"), %%"REG_S"  \n\t"\
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        "jb                                  1b             \n\t"\
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        :: "r" (&c->redDither),\
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        "r" (dest), "g" (width)\
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        : "%"REG_a, "%"REG_d, "%"REG_S\
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    );
93

    
94
#define YSCALEYUV2YV12X_ACCURATE(x, offset, dest, width) \
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    __asm__ volatile(\
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        "lea                     " offset "(%0), %%"REG_d"  \n\t"\
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        "xor                          %%"REG_a", %%"REG_a"  \n\t"\
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        "pxor                             %%mm4, %%mm4      \n\t"\
99
        "pxor                             %%mm5, %%mm5      \n\t"\
100
        "pxor                             %%mm6, %%mm6      \n\t"\
101
        "pxor                             %%mm7, %%mm7      \n\t"\
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        "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 */\
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        "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 */\
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        "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 */\
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        "pmaddwd                          %%mm1, %%mm0      \n\t"\
114
        "pmaddwd                          %%mm1, %%mm3      \n\t"\
115
        "paddd                            %%mm0, %%mm4      \n\t"\
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        "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"\
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        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),\
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        "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 COMPILE_TEMPLATE_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 COMPILE_TEMPLATE_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 COMPILE_TEMPLATE_ALTIVEC
935
    yuv2yuvX_altivec_real(lumFilter, lumSrc, lumFilterSize,
936
                          chrFilter, chrSrc, chrFilterSize,
937
                          dest, uDest, vDest, dstW, chrDstW);
938
#else //COMPILE_TEMPLATE_ALTIVEC
939
    yuv2yuvXinC(lumFilter, lumSrc, lumFilterSize,
940
                chrFilter, chrSrc, chrFilterSize,
941
                alpSrc, dest, uDest, vDest, aDest, dstW, chrDstW);
942
#endif //!COMPILE_TEMPLATE_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, enum PixelFormat 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 COMPILE_TEMPLATE_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
        int val= (lumSrc[i]+64)>>7;
993

    
994
        if (val&256) {
995
            if (val<0) val=0;
996
            else       val=255;
997
        }
998

    
999
        dest[i]= val;
1000
    }
1001

    
1002
    if (uDest)
1003
        for (i=0; i<chrDstW; i++) {
1004
            int u=(chrSrc[i       ]+64)>>7;
1005
            int v=(chrSrc[i + VOFW]+64)>>7;
1006

    
1007
            if ((u|v)&256) {
1008
                if (u<0)        u=0;
1009
                else if (u>255) u=255;
1010
                if (v<0)        v=0;
1011
                else if (v>255) v=255;
1012
            }
1013

    
1014
            uDest[i]= u;
1015
            vDest[i]= v;
1016
        }
1017

    
1018
    if (CONFIG_SWSCALE_ALPHA && aDest)
1019
        for (i=0; i<dstW; i++) {
1020
            int val= (alpSrc[i]+64)>>7;
1021
            aDest[i]= av_clip_uint8(val);
1022
        }
1023
}
1024

    
1025

    
1026
/**
1027
 * vertical scale YV12 to RGB
1028
 */
1029
static inline void RENAME(yuv2packedX)(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
1030
                                       const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize,
1031
                                       const int16_t **alpSrc, uint8_t *dest, long dstW, long dstY)
1032
{
1033
#if COMPILE_TEMPLATE_MMX
1034
    x86_reg dummy=0;
1035
    if(!(c->flags & SWS_BITEXACT)) {
1036
        if (c->flags & SWS_ACCURATE_RND) {
1037
            switch(c->dstFormat) {
1038
            case PIX_FMT_RGB32:
1039
                if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
1040
                    YSCALEYUV2PACKEDX_ACCURATE
1041
                    YSCALEYUV2RGBX
1042
                    "movq                      %%mm2, "U_TEMP"(%0)  \n\t"
1043
                    "movq                      %%mm4, "V_TEMP"(%0)  \n\t"
1044
                    "movq                      %%mm5, "Y_TEMP"(%0)  \n\t"
1045
                    YSCALEYUV2PACKEDX_ACCURATE_YA(ALP_MMX_FILTER_OFFSET)
1046
                    "movq               "Y_TEMP"(%0), %%mm5         \n\t"
1047
                    "psraw                        $3, %%mm1         \n\t"
1048
                    "psraw                        $3, %%mm7         \n\t"
1049
                    "packuswb                  %%mm7, %%mm1         \n\t"
1050
                    WRITEBGR32(%4, %5, %%REGa, %%mm3, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm2, %%mm6)
1051

    
1052
                    YSCALEYUV2PACKEDX_END
1053
                } else {
1054
                    YSCALEYUV2PACKEDX_ACCURATE
1055
                    YSCALEYUV2RGBX
1056
                    "pcmpeqd %%mm7, %%mm7 \n\t"
1057
                    WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1058

    
1059
                    YSCALEYUV2PACKEDX_END
1060
                }
1061
                return;
1062
            case PIX_FMT_BGR24:
1063
                YSCALEYUV2PACKEDX_ACCURATE
1064
                YSCALEYUV2RGBX
1065
                "pxor %%mm7, %%mm7 \n\t"
1066
                "lea (%%"REG_a", %%"REG_a", 2), %%"REG_c"\n\t" //FIXME optimize
1067
                "add %4, %%"REG_c"                        \n\t"
1068
                WRITEBGR24(%%REGc, %5, %%REGa)
1069

    
1070

    
1071
                :: "r" (&c->redDither),
1072
                "m" (dummy), "m" (dummy), "m" (dummy),
1073
                "r" (dest), "m" (dstW)
1074
                : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S
1075
                );
1076
                return;
1077
            case PIX_FMT_RGB555:
1078
                YSCALEYUV2PACKEDX_ACCURATE
1079
                YSCALEYUV2RGBX
1080
                "pxor %%mm7, %%mm7 \n\t"
1081
                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1082
#ifdef DITHER1XBPP
1083
                "paddusb "BLUE_DITHER"(%0), %%mm2\n\t"
1084
                "paddusb "GREEN_DITHER"(%0), %%mm4\n\t"
1085
                "paddusb "RED_DITHER"(%0), %%mm5\n\t"
1086
#endif
1087

    
1088
                WRITERGB15(%4, %5, %%REGa)
1089
                YSCALEYUV2PACKEDX_END
1090
                return;
1091
            case PIX_FMT_RGB565:
1092
                YSCALEYUV2PACKEDX_ACCURATE
1093
                YSCALEYUV2RGBX
1094
                "pxor %%mm7, %%mm7 \n\t"
1095
                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1096
#ifdef DITHER1XBPP
1097
                "paddusb "BLUE_DITHER"(%0), %%mm2\n\t"
1098
                "paddusb "GREEN_DITHER"(%0), %%mm4\n\t"
1099
                "paddusb "RED_DITHER"(%0), %%mm5\n\t"
1100
#endif
1101

    
1102
                WRITERGB16(%4, %5, %%REGa)
1103
                YSCALEYUV2PACKEDX_END
1104
                return;
1105
            case PIX_FMT_YUYV422:
1106
                YSCALEYUV2PACKEDX_ACCURATE
1107
                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1108

    
1109
                "psraw $3, %%mm3    \n\t"
1110
                "psraw $3, %%mm4    \n\t"
1111
                "psraw $3, %%mm1    \n\t"
1112
                "psraw $3, %%mm7    \n\t"
1113
                WRITEYUY2(%4, %5, %%REGa)
1114
                YSCALEYUV2PACKEDX_END
1115
                return;
1116
            }
1117
        } else {
1118
            switch(c->dstFormat) {
1119
            case PIX_FMT_RGB32:
1120
                if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
1121
                    YSCALEYUV2PACKEDX
1122
                    YSCALEYUV2RGBX
1123
                    YSCALEYUV2PACKEDX_YA(ALP_MMX_FILTER_OFFSET, %%mm0, %%mm3, %%mm6, %%mm1, %%mm7)
1124
                    "psraw                        $3, %%mm1         \n\t"
1125
                    "psraw                        $3, %%mm7         \n\t"
1126
                    "packuswb                  %%mm7, %%mm1         \n\t"
1127
                    WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)
1128
                    YSCALEYUV2PACKEDX_END
1129
                } else {
1130
                    YSCALEYUV2PACKEDX
1131
                    YSCALEYUV2RGBX
1132
                    "pcmpeqd %%mm7, %%mm7 \n\t"
1133
                    WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1134
                    YSCALEYUV2PACKEDX_END
1135
                }
1136
                return;
1137
            case PIX_FMT_BGR24:
1138
                YSCALEYUV2PACKEDX
1139
                YSCALEYUV2RGBX
1140
                "pxor                    %%mm7, %%mm7       \n\t"
1141
                "lea (%%"REG_a", %%"REG_a", 2), %%"REG_c"   \n\t" //FIXME optimize
1142
                "add                        %4, %%"REG_c"   \n\t"
1143
                WRITEBGR24(%%REGc, %5, %%REGa)
1144

    
1145
                :: "r" (&c->redDither),
1146
                "m" (dummy), "m" (dummy), "m" (dummy),
1147
                "r" (dest),  "m" (dstW)
1148
                : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S
1149
                );
1150
                return;
1151
            case PIX_FMT_RGB555:
1152
                YSCALEYUV2PACKEDX
1153
                YSCALEYUV2RGBX
1154
                "pxor %%mm7, %%mm7 \n\t"
1155
                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1156
#ifdef DITHER1XBPP
1157
                "paddusb "BLUE_DITHER"(%0), %%mm2  \n\t"
1158
                "paddusb "GREEN_DITHER"(%0), %%mm4  \n\t"
1159
                "paddusb "RED_DITHER"(%0), %%mm5  \n\t"
1160
#endif
1161

    
1162
                WRITERGB15(%4, %5, %%REGa)
1163
                YSCALEYUV2PACKEDX_END
1164
                return;
1165
            case PIX_FMT_RGB565:
1166
                YSCALEYUV2PACKEDX
1167
                YSCALEYUV2RGBX
1168
                "pxor %%mm7, %%mm7 \n\t"
1169
                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1170
#ifdef DITHER1XBPP
1171
                "paddusb "BLUE_DITHER"(%0), %%mm2  \n\t"
1172
                "paddusb "GREEN_DITHER"(%0), %%mm4  \n\t"
1173
                "paddusb "RED_DITHER"(%0), %%mm5  \n\t"
1174
#endif
1175

    
1176
                WRITERGB16(%4, %5, %%REGa)
1177
                YSCALEYUV2PACKEDX_END
1178
                return;
1179
            case PIX_FMT_YUYV422:
1180
                YSCALEYUV2PACKEDX
1181
                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1182

    
1183
                "psraw $3, %%mm3    \n\t"
1184
                "psraw $3, %%mm4    \n\t"
1185
                "psraw $3, %%mm1    \n\t"
1186
                "psraw $3, %%mm7    \n\t"
1187
                WRITEYUY2(%4, %5, %%REGa)
1188
                YSCALEYUV2PACKEDX_END
1189
                return;
1190
            }
1191
        }
1192
    }
1193
#endif /* COMPILE_TEMPLATE_MMX */
1194
#if COMPILE_TEMPLATE_ALTIVEC
1195
    /* The following list of supported dstFormat values should
1196
       match what's found in the body of ff_yuv2packedX_altivec() */
1197
    if (!(c->flags & SWS_BITEXACT) && !c->alpPixBuf &&
1198
         (c->dstFormat==PIX_FMT_ABGR  || c->dstFormat==PIX_FMT_BGRA  ||
1199
          c->dstFormat==PIX_FMT_BGR24 || c->dstFormat==PIX_FMT_RGB24 ||
1200
          c->dstFormat==PIX_FMT_RGBA  || c->dstFormat==PIX_FMT_ARGB))
1201
            ff_yuv2packedX_altivec(c, lumFilter, lumSrc, lumFilterSize,
1202
                                   chrFilter, chrSrc, chrFilterSize,
1203
                                   dest, dstW, dstY);
1204
    else
1205
#endif
1206
        yuv2packedXinC(c, lumFilter, lumSrc, lumFilterSize,
1207
                       chrFilter, chrSrc, chrFilterSize,
1208
                       alpSrc, dest, dstW, dstY);
1209
}
1210

    
1211
/**
1212
 * vertical bilinear scale YV12 to RGB
1213
 */
1214
static inline void RENAME(yuv2packed2)(SwsContext *c, const uint16_t *buf0, const uint16_t *buf1, const uint16_t *uvbuf0, const uint16_t *uvbuf1,
1215
                          const uint16_t *abuf0, const uint16_t *abuf1, uint8_t *dest, int dstW, int yalpha, int uvalpha, int y)
1216
{
1217
    int  yalpha1=4095- yalpha;
1218
    int uvalpha1=4095-uvalpha;
1219
    int i;
1220

    
1221
#if COMPILE_TEMPLATE_MMX
1222
    if(!(c->flags & SWS_BITEXACT)) {
1223
        switch(c->dstFormat) {
1224
        //Note 8280 == DSTW_OFFSET but the preprocessor can't handle that there :(
1225
        case PIX_FMT_RGB32:
1226
            if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
1227
#if ARCH_X86_64
1228
                __asm__ volatile(
1229
                    YSCALEYUV2RGB(%%REGBP, %5)
1230
                    YSCALEYUV2RGB_YA(%%REGBP, %5, %6, %7)
1231
                    "psraw                  $3, %%mm1       \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
1232
                    "psraw                  $3, %%mm7       \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
1233
                    "packuswb            %%mm7, %%mm1       \n\t"
1234
                    WRITEBGR32(%4, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)
1235

    
1236
                    :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "r" (dest),
1237
                    "a" (&c->redDither)
1238
                    ,"r" (abuf0), "r" (abuf1)
1239
                    : "%"REG_BP
1240
                );
1241
#else
1242
                *(uint16_t **)(&c->u_temp)=abuf0;
1243
                *(uint16_t **)(&c->v_temp)=abuf1;
1244
                __asm__ volatile(
1245
                    "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1246
                    "mov        %4, %%"REG_b"               \n\t"
1247
                    "push %%"REG_BP"                        \n\t"
1248
                    YSCALEYUV2RGB(%%REGBP, %5)
1249
                    "push                   %0              \n\t"
1250
                    "push                   %1              \n\t"
1251
                    "mov          "U_TEMP"(%5), %0          \n\t"
1252
                    "mov          "V_TEMP"(%5), %1          \n\t"
1253
                    YSCALEYUV2RGB_YA(%%REGBP, %5, %0, %1)
1254
                    "psraw                  $3, %%mm1       \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
1255
                    "psraw                  $3, %%mm7       \n\t" /* abuf0[eax] - abuf1[eax] >>7*/
1256
                    "packuswb            %%mm7, %%mm1       \n\t"
1257
                    "pop                    %1              \n\t"
1258
                    "pop                    %0              \n\t"
1259
                    WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)
1260
                    "pop %%"REG_BP"                         \n\t"
1261
                    "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1262

    
1263
                    :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1264
                    "a" (&c->redDither)
1265
                );
1266
#endif
1267
            } else {
1268
                __asm__ volatile(
1269
                    "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1270
                    "mov        %4, %%"REG_b"               \n\t"
1271
                    "push %%"REG_BP"                        \n\t"
1272
                    YSCALEYUV2RGB(%%REGBP, %5)
1273
                    "pcmpeqd %%mm7, %%mm7                   \n\t"
1274
                    WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1275
                    "pop %%"REG_BP"                         \n\t"
1276
                    "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1277

    
1278
                    :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1279
                    "a" (&c->redDither)
1280
                );
1281
            }
1282
            return;
1283
        case PIX_FMT_BGR24:
1284
            __asm__ volatile(
1285
                "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1286
                "mov        %4, %%"REG_b"               \n\t"
1287
                "push %%"REG_BP"                        \n\t"
1288
                YSCALEYUV2RGB(%%REGBP, %5)
1289
                "pxor    %%mm7, %%mm7                   \n\t"
1290
                WRITEBGR24(%%REGb, 8280(%5), %%REGBP)
1291
                "pop %%"REG_BP"                         \n\t"
1292
                "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1293
                :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1294
                "a" (&c->redDither)
1295
            );
1296
            return;
1297
        case PIX_FMT_RGB555:
1298
            __asm__ volatile(
1299
                "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1300
                "mov        %4, %%"REG_b"               \n\t"
1301
                "push %%"REG_BP"                        \n\t"
1302
                YSCALEYUV2RGB(%%REGBP, %5)
1303
                "pxor    %%mm7, %%mm7                   \n\t"
1304
                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1305
#ifdef DITHER1XBPP
1306
                "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
1307
                "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
1308
                "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
1309
#endif
1310

    
1311
                WRITERGB15(%%REGb, 8280(%5), %%REGBP)
1312
                "pop %%"REG_BP"                         \n\t"
1313
                "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1314

    
1315
                :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1316
                "a" (&c->redDither)
1317
            );
1318
            return;
1319
        case PIX_FMT_RGB565:
1320
            __asm__ volatile(
1321
                "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1322
                "mov        %4, %%"REG_b"               \n\t"
1323
                "push %%"REG_BP"                        \n\t"
1324
                YSCALEYUV2RGB(%%REGBP, %5)
1325
                "pxor    %%mm7, %%mm7                   \n\t"
1326
                /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1327
#ifdef DITHER1XBPP
1328
                "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
1329
                "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
1330
                "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
1331
#endif
1332

    
1333
                WRITERGB16(%%REGb, 8280(%5), %%REGBP)
1334
                "pop %%"REG_BP"                         \n\t"
1335
                "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1336
                :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1337
                "a" (&c->redDither)
1338
            );
1339
            return;
1340
        case PIX_FMT_YUYV422:
1341
            __asm__ volatile(
1342
                "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1343
                "mov %4, %%"REG_b"                        \n\t"
1344
                "push %%"REG_BP"                        \n\t"
1345
                YSCALEYUV2PACKED(%%REGBP, %5)
1346
                WRITEYUY2(%%REGb, 8280(%5), %%REGBP)
1347
                "pop %%"REG_BP"                         \n\t"
1348
                "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1349
                :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1350
                "a" (&c->redDither)
1351
            );
1352
            return;
1353
        default: break;
1354
        }
1355
    }
1356
#endif //COMPILE_TEMPLATE_MMX
1357
    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)
1358
}
1359

    
1360
/**
1361
 * YV12 to RGB without scaling or interpolating
1362
 */
1363
static inline void RENAME(yuv2packed1)(SwsContext *c, const uint16_t *buf0, const uint16_t *uvbuf0, const uint16_t *uvbuf1,
1364
                          const uint16_t *abuf0, uint8_t *dest, int dstW, int uvalpha, enum PixelFormat dstFormat, int flags, int y)
1365
{
1366
    const int yalpha1=0;
1367
    int i;
1368

    
1369
    const uint16_t *buf1= buf0; //FIXME needed for RGB1/BGR1
1370
    const int yalpha= 4096; //FIXME ...
1371

    
1372
    if (flags&SWS_FULL_CHR_H_INT) {
1373
        c->yuv2packed2(c, buf0, buf0, uvbuf0, uvbuf1, abuf0, abuf0, dest, dstW, 0, uvalpha, y);
1374
        return;
1375
    }
1376

    
1377
#if COMPILE_TEMPLATE_MMX
1378
    if(!(flags & SWS_BITEXACT)) {
1379
        if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster
1380
            switch(dstFormat) {
1381
            case PIX_FMT_RGB32:
1382
                if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
1383
                    __asm__ volatile(
1384
                        "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1385
                        "mov        %4, %%"REG_b"               \n\t"
1386
                        "push %%"REG_BP"                        \n\t"
1387
                        YSCALEYUV2RGB1(%%REGBP, %5)
1388
                        YSCALEYUV2RGB1_ALPHA(%%REGBP)
1389
                        WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1390
                        "pop %%"REG_BP"                         \n\t"
1391
                        "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1392

    
1393
                        :: "c" (buf0), "d" (abuf0), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1394
                        "a" (&c->redDither)
1395
                    );
1396
                } else {
1397
                    __asm__ volatile(
1398
                        "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1399
                        "mov        %4, %%"REG_b"               \n\t"
1400
                        "push %%"REG_BP"                        \n\t"
1401
                        YSCALEYUV2RGB1(%%REGBP, %5)
1402
                        "pcmpeqd %%mm7, %%mm7                   \n\t"
1403
                        WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1404
                        "pop %%"REG_BP"                         \n\t"
1405
                        "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1406

    
1407
                        :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1408
                        "a" (&c->redDither)
1409
                    );
1410
                }
1411
                return;
1412
            case PIX_FMT_BGR24:
1413
                __asm__ volatile(
1414
                    "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1415
                    "mov        %4, %%"REG_b"               \n\t"
1416
                    "push %%"REG_BP"                        \n\t"
1417
                    YSCALEYUV2RGB1(%%REGBP, %5)
1418
                    "pxor    %%mm7, %%mm7                   \n\t"
1419
                    WRITEBGR24(%%REGb, 8280(%5), %%REGBP)
1420
                    "pop %%"REG_BP"                         \n\t"
1421
                    "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1422

    
1423
                    :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1424
                    "a" (&c->redDither)
1425
                );
1426
                return;
1427
            case PIX_FMT_RGB555:
1428
                __asm__ volatile(
1429
                    "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1430
                    "mov        %4, %%"REG_b"               \n\t"
1431
                    "push %%"REG_BP"                        \n\t"
1432
                    YSCALEYUV2RGB1(%%REGBP, %5)
1433
                    "pxor    %%mm7, %%mm7                   \n\t"
1434
                    /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1435
#ifdef DITHER1XBPP
1436
                    "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
1437
                    "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
1438
                    "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
1439
#endif
1440
                    WRITERGB15(%%REGb, 8280(%5), %%REGBP)
1441
                    "pop %%"REG_BP"                         \n\t"
1442
                    "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1443

    
1444
                    :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1445
                    "a" (&c->redDither)
1446
                );
1447
                return;
1448
            case PIX_FMT_RGB565:
1449
                __asm__ volatile(
1450
                    "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1451
                    "mov        %4, %%"REG_b"               \n\t"
1452
                    "push %%"REG_BP"                        \n\t"
1453
                    YSCALEYUV2RGB1(%%REGBP, %5)
1454
                    "pxor    %%mm7, %%mm7                   \n\t"
1455
                    /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1456
#ifdef DITHER1XBPP
1457
                    "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
1458
                    "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
1459
                    "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
1460
#endif
1461

    
1462
                    WRITERGB16(%%REGb, 8280(%5), %%REGBP)
1463
                    "pop %%"REG_BP"                         \n\t"
1464
                    "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1465

    
1466
                    :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1467
                    "a" (&c->redDither)
1468
                );
1469
                return;
1470
            case PIX_FMT_YUYV422:
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, 8280(%5), %%REGBP)
1477
                    "pop %%"REG_BP"                         \n\t"
1478
                    "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1479

    
1480
                    :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1481
                    "a" (&c->redDither)
1482
                );
1483
                return;
1484
            }
1485
        } else {
1486
            switch(dstFormat) {
1487
            case PIX_FMT_RGB32:
1488
                if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
1489
                    __asm__ volatile(
1490
                        "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1491
                        "mov        %4, %%"REG_b"               \n\t"
1492
                        "push %%"REG_BP"                        \n\t"
1493
                        YSCALEYUV2RGB1b(%%REGBP, %5)
1494
                        YSCALEYUV2RGB1_ALPHA(%%REGBP)
1495
                        WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1496
                        "pop %%"REG_BP"                         \n\t"
1497
                        "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1498

    
1499
                        :: "c" (buf0), "d" (abuf0), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1500
                        "a" (&c->redDither)
1501
                    );
1502
                } else {
1503
                    __asm__ volatile(
1504
                        "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1505
                        "mov        %4, %%"REG_b"               \n\t"
1506
                        "push %%"REG_BP"                        \n\t"
1507
                        YSCALEYUV2RGB1b(%%REGBP, %5)
1508
                        "pcmpeqd %%mm7, %%mm7                   \n\t"
1509
                        WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)
1510
                        "pop %%"REG_BP"                         \n\t"
1511
                        "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1512

    
1513
                        :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1514
                        "a" (&c->redDither)
1515
                    );
1516
                }
1517
                return;
1518
            case PIX_FMT_BGR24:
1519
                __asm__ volatile(
1520
                    "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1521
                    "mov        %4, %%"REG_b"               \n\t"
1522
                    "push %%"REG_BP"                        \n\t"
1523
                    YSCALEYUV2RGB1b(%%REGBP, %5)
1524
                    "pxor    %%mm7, %%mm7                   \n\t"
1525
                    WRITEBGR24(%%REGb, 8280(%5), %%REGBP)
1526
                    "pop %%"REG_BP"                         \n\t"
1527
                    "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1528

    
1529
                    :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1530
                    "a" (&c->redDither)
1531
                );
1532
                return;
1533
            case PIX_FMT_RGB555:
1534
                __asm__ volatile(
1535
                    "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1536
                    "mov        %4, %%"REG_b"               \n\t"
1537
                    "push %%"REG_BP"                        \n\t"
1538
                    YSCALEYUV2RGB1b(%%REGBP, %5)
1539
                    "pxor    %%mm7, %%mm7                   \n\t"
1540
                    /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1541
#ifdef DITHER1XBPP
1542
                    "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
1543
                    "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
1544
                    "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
1545
#endif
1546
                    WRITERGB15(%%REGb, 8280(%5), %%REGBP)
1547
                    "pop %%"REG_BP"                         \n\t"
1548
                    "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1549

    
1550
                    :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1551
                    "a" (&c->redDither)
1552
                );
1553
                return;
1554
            case PIX_FMT_RGB565:
1555
                __asm__ volatile(
1556
                    "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1557
                    "mov        %4, %%"REG_b"               \n\t"
1558
                    "push %%"REG_BP"                        \n\t"
1559
                    YSCALEYUV2RGB1b(%%REGBP, %5)
1560
                    "pxor    %%mm7, %%mm7                   \n\t"
1561
                    /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
1562
#ifdef DITHER1XBPP
1563
                    "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"
1564
                    "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"
1565
                    "paddusb "RED_DITHER"(%5), %%mm5      \n\t"
1566
#endif
1567

    
1568
                    WRITERGB16(%%REGb, 8280(%5), %%REGBP)
1569
                    "pop %%"REG_BP"                         \n\t"
1570
                    "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1571

    
1572
                    :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1573
                    "a" (&c->redDither)
1574
                );
1575
                return;
1576
            case PIX_FMT_YUYV422:
1577
                __asm__ volatile(
1578
                    "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"
1579
                    "mov        %4, %%"REG_b"               \n\t"
1580
                    "push %%"REG_BP"                        \n\t"
1581
                    YSCALEYUV2PACKED1b(%%REGBP, %5)
1582
                    WRITEYUY2(%%REGb, 8280(%5), %%REGBP)
1583
                    "pop %%"REG_BP"                         \n\t"
1584
                    "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"
1585

    
1586
                    :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),
1587
                    "a" (&c->redDither)
1588
                );
1589
                return;
1590
            }
1591
        }
1592
    }
1593
#endif /* COMPILE_TEMPLATE_MMX */
1594
    if (uvalpha < 2048) {
1595
        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)
1596
    } else {
1597
        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)
1598
    }
1599
}
1600

    
1601
//FIXME yuy2* can read up to 7 samples too much
1602

    
1603
static inline void RENAME(yuy2ToY)(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)
1604
{
1605
#if COMPILE_TEMPLATE_MMX
1606
    __asm__ volatile(
1607
        "movq "MANGLE(bm01010101)", %%mm2           \n\t"
1608
        "mov                    %0, %%"REG_a"       \n\t"
1609
        "1:                                         \n\t"
1610
        "movq    (%1, %%"REG_a",2), %%mm0           \n\t"
1611
        "movq   8(%1, %%"REG_a",2), %%mm1           \n\t"
1612
        "pand                %%mm2, %%mm0           \n\t"
1613
        "pand                %%mm2, %%mm1           \n\t"
1614
        "packuswb            %%mm1, %%mm0           \n\t"
1615
        "movq                %%mm0, (%2, %%"REG_a") \n\t"
1616
        "add                    $8, %%"REG_a"       \n\t"
1617
        " js                    1b                  \n\t"
1618
        : : "g" ((x86_reg)-width), "r" (src+width*2), "r" (dst+width)
1619
        : "%"REG_a
1620
    );
1621
#else
1622
    int i;
1623
    for (i=0; i<width; i++)
1624
        dst[i]= src[2*i];
1625
#endif
1626
}
1627

    
1628
static inline void RENAME(yuy2ToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
1629
{
1630
#if COMPILE_TEMPLATE_MMX
1631
    __asm__ volatile(
1632
        "movq "MANGLE(bm01010101)", %%mm4           \n\t"
1633
        "mov                    %0, %%"REG_a"       \n\t"
1634
        "1:                                         \n\t"
1635
        "movq    (%1, %%"REG_a",4), %%mm0           \n\t"
1636
        "movq   8(%1, %%"REG_a",4), %%mm1           \n\t"
1637
        "psrlw                  $8, %%mm0           \n\t"
1638
        "psrlw                  $8, %%mm1           \n\t"
1639
        "packuswb            %%mm1, %%mm0           \n\t"
1640
        "movq                %%mm0, %%mm1           \n\t"
1641
        "psrlw                  $8, %%mm0           \n\t"
1642
        "pand                %%mm4, %%mm1           \n\t"
1643
        "packuswb            %%mm0, %%mm0           \n\t"
1644
        "packuswb            %%mm1, %%mm1           \n\t"
1645
        "movd                %%mm0, (%3, %%"REG_a") \n\t"
1646
        "movd                %%mm1, (%2, %%"REG_a") \n\t"
1647
        "add                    $4, %%"REG_a"       \n\t"
1648
        " js                    1b                  \n\t"
1649
        : : "g" ((x86_reg)-width), "r" (src1+width*4), "r" (dstU+width), "r" (dstV+width)
1650
        : "%"REG_a
1651
    );
1652
#else
1653
    int i;
1654
    for (i=0; i<width; i++) {
1655
        dstU[i]= src1[4*i + 1];
1656
        dstV[i]= src1[4*i + 3];
1657
    }
1658
#endif
1659
    assert(src1 == src2);
1660
}
1661

    
1662
static inline void RENAME(LEToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
1663
{
1664
#if COMPILE_TEMPLATE_MMX
1665
    __asm__ volatile(
1666
        "mov                    %0, %%"REG_a"       \n\t"
1667
        "1:                                         \n\t"
1668
        "movq    (%1, %%"REG_a",2), %%mm0           \n\t"
1669
        "movq   8(%1, %%"REG_a",2), %%mm1           \n\t"
1670
        "movq    (%2, %%"REG_a",2), %%mm2           \n\t"
1671
        "movq   8(%2, %%"REG_a",2), %%mm3           \n\t"
1672
        "psrlw                  $8, %%mm0           \n\t"
1673
        "psrlw                  $8, %%mm1           \n\t"
1674
        "psrlw                  $8, %%mm2           \n\t"
1675
        "psrlw                  $8, %%mm3           \n\t"
1676
        "packuswb            %%mm1, %%mm0           \n\t"
1677
        "packuswb            %%mm3, %%mm2           \n\t"
1678
        "movq                %%mm0, (%3, %%"REG_a") \n\t"
1679
        "movq                %%mm2, (%4, %%"REG_a") \n\t"
1680
        "add                    $8, %%"REG_a"       \n\t"
1681
        " js                    1b                  \n\t"
1682
        : : "g" ((x86_reg)-width), "r" (src1+width*2), "r" (src2+width*2), "r" (dstU+width), "r" (dstV+width)
1683
        : "%"REG_a
1684
    );
1685
#else
1686
    int i;
1687
    for (i=0; i<width; i++) {
1688
        dstU[i]= src1[2*i + 1];
1689
        dstV[i]= src2[2*i + 1];
1690
    }
1691
#endif
1692
}
1693

    
1694
/* This is almost identical to the previous, end exists only because
1695
 * yuy2ToY/UV)(dst, src+1, ...) would have 100% unaligned accesses. */
1696
static inline void RENAME(uyvyToY)(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)
1697
{
1698
#if COMPILE_TEMPLATE_MMX
1699
    __asm__ volatile(
1700
        "mov                  %0, %%"REG_a"         \n\t"
1701
        "1:                                         \n\t"
1702
        "movq  (%1, %%"REG_a",2), %%mm0             \n\t"
1703
        "movq 8(%1, %%"REG_a",2), %%mm1             \n\t"
1704
        "psrlw                $8, %%mm0             \n\t"
1705
        "psrlw                $8, %%mm1             \n\t"
1706
        "packuswb          %%mm1, %%mm0             \n\t"
1707
        "movq              %%mm0, (%2, %%"REG_a")   \n\t"
1708
        "add                  $8, %%"REG_a"         \n\t"
1709
        " js                  1b                    \n\t"
1710
        : : "g" ((x86_reg)-width), "r" (src+width*2), "r" (dst+width)
1711
        : "%"REG_a
1712
    );
1713
#else
1714
    int i;
1715
    for (i=0; i<width; i++)
1716
        dst[i]= src[2*i+1];
1717
#endif
1718
}
1719

    
1720
static inline void RENAME(uyvyToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
1721
{
1722
#if COMPILE_TEMPLATE_MMX
1723
    __asm__ volatile(
1724
        "movq "MANGLE(bm01010101)", %%mm4           \n\t"
1725
        "mov                    %0, %%"REG_a"       \n\t"
1726
        "1:                                         \n\t"
1727
        "movq    (%1, %%"REG_a",4), %%mm0           \n\t"
1728
        "movq   8(%1, %%"REG_a",4), %%mm1           \n\t"
1729
        "pand                %%mm4, %%mm0           \n\t"
1730
        "pand                %%mm4, %%mm1           \n\t"
1731
        "packuswb            %%mm1, %%mm0           \n\t"
1732
        "movq                %%mm0, %%mm1           \n\t"
1733
        "psrlw                  $8, %%mm0           \n\t"
1734
        "pand                %%mm4, %%mm1           \n\t"
1735
        "packuswb            %%mm0, %%mm0           \n\t"
1736
        "packuswb            %%mm1, %%mm1           \n\t"
1737
        "movd                %%mm0, (%3, %%"REG_a") \n\t"
1738
        "movd                %%mm1, (%2, %%"REG_a") \n\t"
1739
        "add                    $4, %%"REG_a"       \n\t"
1740
        " js                    1b                  \n\t"
1741
        : : "g" ((x86_reg)-width), "r" (src1+width*4), "r" (dstU+width), "r" (dstV+width)
1742
        : "%"REG_a
1743
    );
1744
#else
1745
    int i;
1746
    for (i=0; i<width; i++) {
1747
        dstU[i]= src1[4*i + 0];
1748
        dstV[i]= src1[4*i + 2];
1749
    }
1750
#endif
1751
    assert(src1 == src2);
1752
}
1753

    
1754
static inline void RENAME(BEToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
1755
{
1756
#if COMPILE_TEMPLATE_MMX
1757
    __asm__ volatile(
1758
        "movq "MANGLE(bm01010101)", %%mm4           \n\t"
1759
        "mov                    %0, %%"REG_a"       \n\t"
1760
        "1:                                         \n\t"
1761
        "movq    (%1, %%"REG_a",2), %%mm0           \n\t"
1762
        "movq   8(%1, %%"REG_a",2), %%mm1           \n\t"
1763
        "movq    (%2, %%"REG_a",2), %%mm2           \n\t"
1764
        "movq   8(%2, %%"REG_a",2), %%mm3           \n\t"
1765
        "pand                %%mm4, %%mm0           \n\t"
1766
        "pand                %%mm4, %%mm1           \n\t"
1767
        "pand                %%mm4, %%mm2           \n\t"
1768
        "pand                %%mm4, %%mm3           \n\t"
1769
        "packuswb            %%mm1, %%mm0           \n\t"
1770
        "packuswb            %%mm3, %%mm2           \n\t"
1771
        "movq                %%mm0, (%3, %%"REG_a") \n\t"
1772
        "movq                %%mm2, (%4, %%"REG_a") \n\t"
1773
        "add                    $8, %%"REG_a"       \n\t"
1774
        " js                    1b                  \n\t"
1775
        : : "g" ((x86_reg)-width), "r" (src1+width*2), "r" (src2+width*2), "r" (dstU+width), "r" (dstV+width)
1776
        : "%"REG_a
1777
    );
1778
#else
1779
    int i;
1780
    for (i=0; i<width; i++) {
1781
        dstU[i]= src1[2*i];
1782
        dstV[i]= src2[2*i];
1783
    }
1784
#endif
1785
}
1786

    
1787
static inline void RENAME(nvXXtoUV)(uint8_t *dst1, uint8_t *dst2,
1788
                                    const uint8_t *src, long width)
1789
{
1790
#if COMPILE_TEMPLATE_MMX
1791
    __asm__ volatile(
1792
        "movq "MANGLE(bm01010101)", %%mm4           \n\t"
1793
        "mov                    %0, %%"REG_a"       \n\t"
1794
        "1:                                         \n\t"
1795
        "movq    (%1, %%"REG_a",2), %%mm0           \n\t"
1796
        "movq   8(%1, %%"REG_a",2), %%mm1           \n\t"
1797
        "movq                %%mm0, %%mm2           \n\t"
1798
        "movq                %%mm1, %%mm3           \n\t"
1799
        "pand                %%mm4, %%mm0           \n\t"
1800
        "pand                %%mm4, %%mm1           \n\t"
1801
        "psrlw                  $8, %%mm2           \n\t"
1802
        "psrlw                  $8, %%mm3           \n\t"
1803
        "packuswb            %%mm1, %%mm0           \n\t"
1804
        "packuswb            %%mm3, %%mm2           \n\t"
1805
        "movq                %%mm0, (%2, %%"REG_a") \n\t"
1806
        "movq                %%mm2, (%3, %%"REG_a") \n\t"
1807
        "add                    $8, %%"REG_a"       \n\t"
1808
        " js                    1b                  \n\t"
1809
        : : "g" ((x86_reg)-width), "r" (src+width*2), "r" (dst1+width), "r" (dst2+width)
1810
        : "%"REG_a
1811
    );
1812
#else
1813
    int i;
1814
    for (i = 0; i < width; i++) {
1815
        dst1[i] = src[2*i+0];
1816
        dst2[i] = src[2*i+1];
1817
    }
1818
#endif
1819
}
1820

    
1821
static inline void RENAME(nv12ToUV)(uint8_t *dstU, uint8_t *dstV,
1822
                                    const uint8_t *src1, const uint8_t *src2,
1823
                                    long width, uint32_t *unused)
1824
{
1825
    RENAME(nvXXtoUV)(dstU, dstV, src1, width);
1826
}
1827

    
1828
static inline void RENAME(nv21ToUV)(uint8_t *dstU, uint8_t *dstV,
1829
                                    const uint8_t *src1, const uint8_t *src2,
1830
                                    long width, uint32_t *unused)
1831
{
1832
    RENAME(nvXXtoUV)(dstV, dstU, src1, width);
1833
}
1834

    
1835
#if COMPILE_TEMPLATE_MMX
1836
static inline void RENAME(bgr24ToY_mmx)(uint8_t *dst, const uint8_t *src, long width, enum PixelFormat srcFormat)
1837
{
1838

    
1839
    if(srcFormat == PIX_FMT_BGR24) {
1840
        __asm__ volatile(
1841
            "movq  "MANGLE(ff_bgr24toY1Coeff)", %%mm5       \n\t"
1842
            "movq  "MANGLE(ff_bgr24toY2Coeff)", %%mm6       \n\t"
1843
            :
1844
        );
1845
    } else {
1846
        __asm__ volatile(
1847
            "movq  "MANGLE(ff_rgb24toY1Coeff)", %%mm5       \n\t"
1848
            "movq  "MANGLE(ff_rgb24toY2Coeff)", %%mm6       \n\t"
1849
            :
1850
        );
1851
    }
1852

    
1853
    __asm__ volatile(
1854
        "movq  "MANGLE(ff_bgr24toYOffset)", %%mm4   \n\t"
1855
        "mov                        %2, %%"REG_a"   \n\t"
1856
        "pxor                    %%mm7, %%mm7       \n\t"
1857
        "1:                                         \n\t"
1858
        PREFETCH"               64(%0)              \n\t"
1859
        "movd                     (%0), %%mm0       \n\t"
1860
        "movd                    2(%0), %%mm1       \n\t"
1861
        "movd                    6(%0), %%mm2       \n\t"
1862
        "movd                    8(%0), %%mm3       \n\t"
1863
        "add                       $12, %0          \n\t"
1864
        "punpcklbw               %%mm7, %%mm0       \n\t"
1865
        "punpcklbw               %%mm7, %%mm1       \n\t"
1866
        "punpcklbw               %%mm7, %%mm2       \n\t"
1867
        "punpcklbw               %%mm7, %%mm3       \n\t"
1868
        "pmaddwd                 %%mm5, %%mm0       \n\t"
1869
        "pmaddwd                 %%mm6, %%mm1       \n\t"
1870
        "pmaddwd                 %%mm5, %%mm2       \n\t"
1871
        "pmaddwd                 %%mm6, %%mm3       \n\t"
1872
        "paddd                   %%mm1, %%mm0       \n\t"
1873
        "paddd                   %%mm3, %%mm2       \n\t"
1874
        "paddd                   %%mm4, %%mm0       \n\t"
1875
        "paddd                   %%mm4, %%mm2       \n\t"
1876
        "psrad                     $15, %%mm0       \n\t"
1877
        "psrad                     $15, %%mm2       \n\t"
1878
        "packssdw                %%mm2, %%mm0       \n\t"
1879
        "packuswb                %%mm0, %%mm0       \n\t"
1880
        "movd                %%mm0, (%1, %%"REG_a") \n\t"
1881
        "add                        $4, %%"REG_a"   \n\t"
1882
        " js                        1b              \n\t"
1883
    : "+r" (src)
1884
    : "r" (dst+width), "g" ((x86_reg)-width)
1885
    : "%"REG_a
1886
    );
1887
}
1888

    
1889
static inline void RENAME(bgr24ToUV_mmx)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src, long width, enum PixelFormat srcFormat)
1890
{
1891
    __asm__ volatile(
1892
        "movq                    24+%4, %%mm6       \n\t"
1893
        "mov                        %3, %%"REG_a"   \n\t"
1894
        "pxor                    %%mm7, %%mm7       \n\t"
1895
        "1:                                         \n\t"
1896
        PREFETCH"               64(%0)              \n\t"
1897
        "movd                     (%0), %%mm0       \n\t"
1898
        "movd                    2(%0), %%mm1       \n\t"
1899
        "punpcklbw               %%mm7, %%mm0       \n\t"
1900
        "punpcklbw               %%mm7, %%mm1       \n\t"
1901
        "movq                    %%mm0, %%mm2       \n\t"
1902
        "movq                    %%mm1, %%mm3       \n\t"
1903
        "pmaddwd                    %4, %%mm0       \n\t"
1904
        "pmaddwd                  8+%4, %%mm1       \n\t"
1905
        "pmaddwd                 16+%4, %%mm2       \n\t"
1906
        "pmaddwd                 %%mm6, %%mm3       \n\t"
1907
        "paddd                   %%mm1, %%mm0       \n\t"
1908
        "paddd                   %%mm3, %%mm2       \n\t"
1909

    
1910
        "movd                    6(%0), %%mm1       \n\t"
1911
        "movd                    8(%0), %%mm3       \n\t"
1912
        "add                       $12, %0          \n\t"
1913
        "punpcklbw               %%mm7, %%mm1       \n\t"
1914
        "punpcklbw               %%mm7, %%mm3       \n\t"
1915
        "movq                    %%mm1, %%mm4       \n\t"
1916
        "movq                    %%mm3, %%mm5       \n\t"
1917
        "pmaddwd                    %4, %%mm1       \n\t"
1918
        "pmaddwd                  8+%4, %%mm3       \n\t"
1919
        "pmaddwd                 16+%4, %%mm4       \n\t"
1920
        "pmaddwd                 %%mm6, %%mm5       \n\t"
1921
        "paddd                   %%mm3, %%mm1       \n\t"
1922
        "paddd                   %%mm5, %%mm4       \n\t"
1923

    
1924
        "movq "MANGLE(ff_bgr24toUVOffset)", %%mm3       \n\t"
1925
        "paddd                   %%mm3, %%mm0       \n\t"
1926
        "paddd                   %%mm3, %%mm2       \n\t"
1927
        "paddd                   %%mm3, %%mm1       \n\t"
1928
        "paddd                   %%mm3, %%mm4       \n\t"
1929
        "psrad                     $15, %%mm0       \n\t"
1930
        "psrad                     $15, %%mm2       \n\t"
1931
        "psrad                     $15, %%mm1       \n\t"
1932
        "psrad                     $15, %%mm4       \n\t"
1933
        "packssdw                %%mm1, %%mm0       \n\t"
1934
        "packssdw                %%mm4, %%mm2       \n\t"
1935
        "packuswb                %%mm0, %%mm0       \n\t"
1936
        "packuswb                %%mm2, %%mm2       \n\t"
1937
        "movd                %%mm0, (%1, %%"REG_a") \n\t"
1938
        "movd                %%mm2, (%2, %%"REG_a") \n\t"
1939
        "add                        $4, %%"REG_a"   \n\t"
1940
        " js                        1b              \n\t"
1941
    : "+r" (src)
1942
    : "r" (dstU+width), "r" (dstV+width), "g" ((x86_reg)-width), "m"(ff_bgr24toUV[srcFormat == PIX_FMT_RGB24][0])
1943
    : "%"REG_a
1944
    );
1945
}
1946
#endif
1947

    
1948
static inline void RENAME(bgr24ToY)(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)
1949
{
1950
#if COMPILE_TEMPLATE_MMX
1951
    RENAME(bgr24ToY_mmx)(dst, src, width, PIX_FMT_BGR24);
1952
#else
1953
    int i;
1954
    for (i=0; i<width; i++) {
1955
        int b= src[i*3+0];
1956
        int g= src[i*3+1];
1957
        int r= src[i*3+2];
1958

    
1959
        dst[i]= ((RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);
1960
    }
1961
#endif /* COMPILE_TEMPLATE_MMX */
1962
}
1963

    
1964
static inline void RENAME(bgr24ToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
1965
{
1966
#if COMPILE_TEMPLATE_MMX
1967
    RENAME(bgr24ToUV_mmx)(dstU, dstV, src1, width, PIX_FMT_BGR24);
1968
#else
1969
    int i;
1970
    for (i=0; i<width; i++) {
1971
        int b= src1[3*i + 0];
1972
        int g= src1[3*i + 1];
1973
        int r= src1[3*i + 2];
1974

    
1975
        dstU[i]= (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
1976
        dstV[i]= (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
1977
    }
1978
#endif /* COMPILE_TEMPLATE_MMX */
1979
    assert(src1 == src2);
1980
}
1981

    
1982
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)
1983
{
1984
    int i;
1985
    for (i=0; i<width; i++) {
1986
        int b= src1[6*i + 0] + src1[6*i + 3];
1987
        int g= src1[6*i + 1] + src1[6*i + 4];
1988
        int r= src1[6*i + 2] + src1[6*i + 5];
1989

    
1990
        dstU[i]= (RU*r + GU*g + BU*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);
1991
        dstV[i]= (RV*r + GV*g + BV*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);
1992
    }
1993
    assert(src1 == src2);
1994
}
1995

    
1996
static inline void RENAME(rgb24ToY)(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)
1997
{
1998
#if COMPILE_TEMPLATE_MMX
1999
    RENAME(bgr24ToY_mmx)(dst, src, width, PIX_FMT_RGB24);
2000
#else
2001
    int i;
2002
    for (i=0; i<width; i++) {
2003
        int r= src[i*3+0];
2004
        int g= src[i*3+1];
2005
        int b= src[i*3+2];
2006

    
2007
        dst[i]= ((RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);
2008
    }
2009
#endif
2010
}
2011

    
2012
static inline void RENAME(rgb24ToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)
2013
{
2014
#if COMPILE_TEMPLATE_MMX
2015
    assert(src1==src2);
2016
    RENAME(bgr24ToUV_mmx)(dstU, dstV, src1, width, PIX_FMT_RGB24);
2017
#else
2018
    int i;
2019
    assert(src1==src2);
2020
    for (i=0; i<width; i++) {
2021
        int r= src1[3*i + 0];
2022
        int g= src1[3*i + 1];
2023
        int b= src1[3*i + 2];
2024

    
2025
        dstU[i]= (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
2026
        dstV[i]= (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;
2027
    }
2028
#endif
2029
}
2030

    
2031
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)
2032
{
2033
    int i;
2034
    assert(src1==src2);
2035
    for (i=0; i<width; i++) {
2036
        int r= src1[6*i + 0] + src1[6*i + 3];
2037
        int g= src1[6*i + 1] + src1[6*i + 4];
2038
        int b= src1[6*i + 2] + src1[6*i + 5];
2039

    
2040
        dstU[i]= (RU*r + GU*g + BU*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);
2041
        dstV[i]= (RV*r + GV*g + BV*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);
2042
    }
2043
}
2044

    
2045

    
2046
// bilinear / bicubic scaling
2047
static inline void RENAME(hScale)(int16_t *dst, int dstW, const uint8_t *src, int srcW, int xInc,
2048
                                  const int16_t *filter, const int16_t *filterPos, long filterSize)
2049
{
2050
#if COMPILE_TEMPLATE_MMX
2051
    assert(filterSize % 4 == 0 && filterSize>0);
2052
    if (filterSize==4) { // Always true for upscaling, sometimes for down, too.
2053
        x86_reg counter= -2*dstW;
2054
        filter-= counter*2;
2055
        filterPos-= counter/2;
2056
        dst-= counter/2;
2057
        __asm__ volatile(
2058
#if defined(PIC)
2059
            "push            %%"REG_b"              \n\t"
2060
#endif
2061
            "pxor                %%mm7, %%mm7       \n\t"
2062
            "push           %%"REG_BP"              \n\t" // we use 7 regs here ...
2063
            "mov             %%"REG_a", %%"REG_BP"  \n\t"
2064
            ASMALIGN(4)
2065
            "1:                                     \n\t"
2066
            "movzwl   (%2, %%"REG_BP"), %%eax       \n\t"
2067
            "movzwl  2(%2, %%"REG_BP"), %%ebx       \n\t"
2068
            "movq  (%1, %%"REG_BP", 4), %%mm1       \n\t"
2069
            "movq 8(%1, %%"REG_BP", 4), %%mm3       \n\t"
2070
            "movd      (%3, %%"REG_a"), %%mm0       \n\t"
2071
            "movd      (%3, %%"REG_b"), %%mm2       \n\t"
2072
            "punpcklbw           %%mm7, %%mm0       \n\t"
2073
            "punpcklbw           %%mm7, %%mm2       \n\t"
2074
            "pmaddwd             %%mm1, %%mm0       \n\t"
2075
            "pmaddwd             %%mm2, %%mm3       \n\t"
2076
            "movq                %%mm0, %%mm4       \n\t"
2077
            "punpckldq           %%mm3, %%mm0       \n\t"
2078
            "punpckhdq           %%mm3, %%mm4       \n\t"
2079
            "paddd               %%mm4, %%mm0       \n\t"
2080
            "psrad                  $7, %%mm0       \n\t"
2081
            "packssdw            %%mm0, %%mm0       \n\t"
2082
            "movd                %%mm0, (%4, %%"REG_BP")    \n\t"
2083
            "add                    $4, %%"REG_BP"  \n\t"
2084
            " jnc                   1b              \n\t"
2085

    
2086
            "pop            %%"REG_BP"              \n\t"
2087
#if defined(PIC)
2088
            "pop             %%"REG_b"              \n\t"
2089
#endif
2090
            : "+a" (counter)
2091
            : "c" (filter), "d" (filterPos), "S" (src), "D" (dst)
2092
#if !defined(PIC)
2093
            : "%"REG_b
2094
#endif
2095
        );
2096
    } else if (filterSize==8) {
2097
        x86_reg counter= -2*dstW;
2098
        filter-= counter*4;
2099
        filterPos-= counter/2;
2100
        dst-= counter/2;
2101
        __asm__ volatile(
2102
#if defined(PIC)
2103
            "push             %%"REG_b"             \n\t"
2104
#endif
2105
            "pxor                 %%mm7, %%mm7      \n\t"
2106
            "push            %%"REG_BP"             \n\t" // we use 7 regs here ...
2107
            "mov              %%"REG_a", %%"REG_BP" \n\t"
2108
            ASMALIGN(4)
2109
            "1:                                     \n\t"
2110
            "movzwl    (%2, %%"REG_BP"), %%eax      \n\t"
2111
            "movzwl   2(%2, %%"REG_BP"), %%ebx      \n\t"
2112
            "movq   (%1, %%"REG_BP", 8), %%mm1      \n\t"
2113
            "movq 16(%1, %%"REG_BP", 8), %%mm3      \n\t"
2114
            "movd       (%3, %%"REG_a"), %%mm0      \n\t"
2115
            "movd       (%3, %%"REG_b"), %%mm2      \n\t"
2116
            "punpcklbw            %%mm7, %%mm0      \n\t"
2117
            "punpcklbw            %%mm7, %%mm2      \n\t"
2118
            "pmaddwd              %%mm1, %%mm0      \n\t"
2119
            "pmaddwd              %%mm2, %%mm3      \n\t"
2120

    
2121
            "movq  8(%1, %%"REG_BP", 8), %%mm1      \n\t"
2122
            "movq 24(%1, %%"REG_BP", 8), %%mm5      \n\t"
2123
            "movd      4(%3, %%"REG_a"), %%mm4      \n\t"
2124
            "movd      4(%3, %%"REG_b"), %%mm2      \n\t"
2125
            "punpcklbw            %%mm7, %%mm4      \n\t"
2126
            "punpcklbw            %%mm7, %%mm2      \n\t"
2127
            "pmaddwd              %%mm1, %%mm4      \n\t"
2128
            "pmaddwd              %%mm2, %%mm5      \n\t"
2129
            "paddd                %%mm4, %%mm0      \n\t"
2130
            "paddd                %%mm5, %%mm3      \n\t"
2131
            "movq                 %%mm0, %%mm4      \n\t"
2132
            "punpckldq            %%mm3, %%mm0      \n\t"
2133
            "punpckhdq            %%mm3, %%mm4      \n\t"
2134
            "paddd                %%mm4, %%mm0      \n\t"
2135
            "psrad                   $7, %%mm0      \n\t"
2136
            "packssdw             %%mm0, %%mm0      \n\t"
2137
            "movd                 %%mm0, (%4, %%"REG_BP")   \n\t"
2138
            "add                     $4, %%"REG_BP" \n\t"
2139
            " jnc                    1b             \n\t"
2140

    
2141
            "pop             %%"REG_BP"             \n\t"
2142
#if defined(PIC)
2143
            "pop              %%"REG_b"             \n\t"
2144
#endif
2145
            : "+a" (counter)
2146
            : "c" (filter), "d" (filterPos), "S" (src), "D" (dst)
2147
#if !defined(PIC)
2148
            : "%"REG_b
2149
#endif
2150
        );
2151
    } else {
2152
        uint8_t *offset = src+filterSize;
2153
        x86_reg counter= -2*dstW;
2154
        //filter-= counter*filterSize/2;
2155
        filterPos-= counter/2;
2156
        dst-= counter/2;
2157
        __asm__ volatile(
2158
            "pxor                  %%mm7, %%mm7     \n\t"
2159
            ASMALIGN(4)
2160
            "1:                                     \n\t"
2161
            "mov                      %2, %%"REG_c" \n\t"
2162
            "movzwl      (%%"REG_c", %0), %%eax     \n\t"
2163
            "movzwl     2(%%"REG_c", %0), %%edx     \n\t"
2164
            "mov                      %5, %%"REG_c" \n\t"
2165
            "pxor                  %%mm4, %%mm4     \n\t"
2166
            "pxor                  %%mm5, %%mm5     \n\t"
2167
            "2:                                     \n\t"
2168
            "movq                   (%1), %%mm1     \n\t"
2169
            "movq               (%1, %6), %%mm3     \n\t"
2170
            "movd (%%"REG_c", %%"REG_a"), %%mm0     \n\t"
2171
            "movd (%%"REG_c", %%"REG_d"), %%mm2     \n\t"
2172
            "punpcklbw             %%mm7, %%mm0     \n\t"
2173
            "punpcklbw             %%mm7, %%mm2     \n\t"
2174
            "pmaddwd               %%mm1, %%mm0     \n\t"
2175
            "pmaddwd               %%mm2, %%mm3     \n\t"
2176
            "paddd                 %%mm3, %%mm5     \n\t"
2177
            "paddd                 %%mm0, %%mm4     \n\t"
2178
            "add                      $8, %1        \n\t"
2179
            "add                      $4, %%"REG_c" \n\t"
2180
            "cmp                      %4, %%"REG_c" \n\t"
2181
            " jb                      2b            \n\t"
2182
            "add                      %6, %1        \n\t"
2183
            "movq                  %%mm4, %%mm0     \n\t"
2184
            "punpckldq             %%mm5, %%mm4     \n\t"
2185
            "punpckhdq             %%mm5, %%mm0     \n\t"
2186
            "paddd                 %%mm0, %%mm4     \n\t"
2187
            "psrad                    $7, %%mm4     \n\t"
2188
            "packssdw              %%mm4, %%mm4     \n\t"
2189
            "mov                      %3, %%"REG_a" \n\t"
2190
            "movd                  %%mm4, (%%"REG_a", %0)   \n\t"
2191
            "add                      $4, %0        \n\t"
2192
            " jnc                     1b            \n\t"
2193

    
2194
            : "+r" (counter), "+r" (filter)
2195
            : "m" (filterPos), "m" (dst), "m"(offset),
2196
            "m" (src), "r" ((x86_reg)filterSize*2)
2197
            : "%"REG_a, "%"REG_c, "%"REG_d
2198
        );
2199
    }
2200
#else
2201
#if COMPILE_TEMPLATE_ALTIVEC
2202
    hScale_altivec_real(dst, dstW, src, srcW, xInc, filter, filterPos, filterSize);
2203
#else
2204
    int i;
2205
    for (i=0; i<dstW; i++) {
2206
        int j;
2207
        int srcPos= filterPos[i];
2208
        int val=0;
2209
        //printf("filterPos: %d\n", filterPos[i]);
2210
        for (j=0; j<filterSize; j++) {
2211
            //printf("filter: %d, src: %d\n", filter[i], src[srcPos + j]);
2212
            val += ((int)src[srcPos + j])*filter[filterSize*i + j];
2213
        }
2214
        //filter += hFilterSize;
2215
        dst[i] = FFMIN(val>>7, (1<<15)-1); // the cubic equation does overflow ...
2216
        //dst[i] = val>>7;
2217
    }
2218
#endif /* COMPILE_ALTIVEC */
2219
#endif /* COMPILE_MMX */
2220
}
2221

    
2222
//FIXME all pal and rgb srcFormats could do this convertion as well
2223
//FIXME all scalers more complex than bilinear could do half of this transform
2224
static void RENAME(chrRangeToJpeg)(uint16_t *dst, int width)
2225
{
2226
    int i;
2227
    for (i = 0; i < width; i++) {
2228
        dst[i     ] = (FFMIN(dst[i     ],30775)*4663 - 9289992)>>12; //-264
2229
        dst[i+VOFW] = (FFMIN(dst[i+VOFW],30775)*4663 - 9289992)>>12; //-264
2230
    }
2231
}
2232
static void RENAME(chrRangeFromJpeg)(uint16_t *dst, int width)
2233
{
2234
    int i;
2235
    for (i = 0; i < width; i++) {
2236
        dst[i     ] = (dst[i     ]*1799 + 4081085)>>11; //1469
2237
        dst[i+VOFW] = (dst[i+VOFW]*1799 + 4081085)>>11; //1469
2238
    }
2239
}
2240
static void RENAME(lumRangeToJpeg)(uint16_t *dst, int width)
2241
{
2242
    int i;
2243
    for (i = 0; i < width; i++)
2244
        dst[i] = (FFMIN(dst[i],30189)*19077 - 39057361)>>14;
2245
}
2246
static void RENAME(lumRangeFromJpeg)(uint16_t *dst, int width)
2247
{
2248
    int i;
2249
    for (i = 0; i < width; i++)
2250
        dst[i] = (dst[i]*14071 + 33561947)>>14;
2251
}
2252

    
2253
#define FAST_BILINEAR_X86 \
2254
    "subl    %%edi, %%esi    \n\t" /*  src[xx+1] - src[xx] */                   \
2255
    "imull   %%ecx, %%esi    \n\t" /* (src[xx+1] - src[xx])*xalpha */           \
2256
    "shll      $16, %%edi    \n\t"                                              \
2257
    "addl    %%edi, %%esi    \n\t" /* src[xx+1]*xalpha + src[xx]*(1-xalpha) */  \
2258
    "mov        %1, %%"REG_D"\n\t"                                              \
2259
    "shrl       $9, %%esi    \n\t"                                              \
2260

    
2261
static inline void RENAME(hyscale_fast)(SwsContext *c, int16_t *dst,
2262
                                        long dstWidth, const uint8_t *src, int srcW,
2263
                                        int xInc)
2264
{
2265
#if ARCH_X86 && CONFIG_GPL
2266
#if COMPILE_TEMPLATE_MMX2
2267
    int32_t *mmx2FilterPos = c->lumMmx2FilterPos;
2268
    int16_t *mmx2Filter    = c->lumMmx2Filter;
2269
    int     canMMX2BeUsed  = c->canMMX2BeUsed;
2270
    void    *mmx2FilterCode= c->lumMmx2FilterCode;
2271
    int i;
2272
#if defined(PIC)
2273
    DECLARE_ALIGNED(8, uint64_t, ebxsave);
2274
#endif
2275
    if (canMMX2BeUsed) {
2276
        __asm__ volatile(
2277
#if defined(PIC)
2278
            "mov               %%"REG_b", %5        \n\t"
2279
#endif
2280
            "pxor                  %%mm7, %%mm7     \n\t"
2281
            "mov                      %0, %%"REG_c" \n\t"
2282
            "mov                      %1, %%"REG_D" \n\t"
2283
            "mov                      %2, %%"REG_d" \n\t"
2284
            "mov                      %3, %%"REG_b" \n\t"
2285
            "xor               %%"REG_a", %%"REG_a" \n\t" // i
2286
            PREFETCH"        (%%"REG_c")            \n\t"
2287
            PREFETCH"      32(%%"REG_c")            \n\t"
2288
            PREFETCH"      64(%%"REG_c")            \n\t"
2289

    
2290
#if ARCH_X86_64
2291

    
2292
#define CALL_MMX2_FILTER_CODE \
2293
            "movl            (%%"REG_b"), %%esi     \n\t"\
2294
            "call                    *%4            \n\t"\
2295
            "movl (%%"REG_b", %%"REG_a"), %%esi     \n\t"\
2296
            "add               %%"REG_S", %%"REG_c" \n\t"\
2297
            "add               %%"REG_a", %%"REG_D" \n\t"\
2298
            "xor               %%"REG_a", %%"REG_a" \n\t"\
2299

    
2300
#else
2301

    
2302
#define CALL_MMX2_FILTER_CODE \
2303
            "movl (%%"REG_b"), %%esi        \n\t"\
2304
            "call         *%4                       \n\t"\
2305
            "addl (%%"REG_b", %%"REG_a"), %%"REG_c" \n\t"\
2306
            "add               %%"REG_a", %%"REG_D" \n\t"\
2307
            "xor               %%"REG_a", %%"REG_a" \n\t"\
2308

    
2309
#endif /* ARCH_X86_64 */
2310

    
2311
            CALL_MMX2_FILTER_CODE
2312
            CALL_MMX2_FILTER_CODE
2313
            CALL_MMX2_FILTER_CODE
2314
            CALL_MMX2_FILTER_CODE
2315
            CALL_MMX2_FILTER_CODE
2316
            CALL_MMX2_FILTER_CODE
2317
            CALL_MMX2_FILTER_CODE
2318
            CALL_MMX2_FILTER_CODE
2319

    
2320
#if defined(PIC)
2321
            "mov                      %5, %%"REG_b" \n\t"
2322
#endif
2323
            :: "m" (src), "m" (dst), "m" (mmx2Filter), "m" (mmx2FilterPos),
2324
            "m" (mmx2FilterCode)
2325
#if defined(PIC)
2326
            ,"m" (ebxsave)
2327
#endif
2328
            : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D
2329
#if !defined(PIC)
2330
            ,"%"REG_b
2331
#endif
2332
        );
2333
        for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) dst[i] = src[srcW-1]*128;
2334
    } else {
2335
#endif /* COMPILE_TEMPLATE_MMX2 */
2336
    x86_reg xInc_shr16 = xInc >> 16;
2337
    uint16_t xInc_mask = xInc & 0xffff;
2338
    //NO MMX just normal asm ...
2339
    __asm__ volatile(
2340
        "xor %%"REG_a", %%"REG_a"            \n\t" // i
2341
        "xor %%"REG_d", %%"REG_d"            \n\t" // xx
2342
        "xorl    %%ecx, %%ecx                \n\t" // xalpha
2343
        ASMALIGN(4)
2344
        "1:                                  \n\t"
2345
        "movzbl    (%0, %%"REG_d"), %%edi    \n\t" //src[xx]
2346
        "movzbl   1(%0, %%"REG_d"), %%esi    \n\t" //src[xx+1]
2347
        FAST_BILINEAR_X86
2348
        "movw     %%si, (%%"REG_D", %%"REG_a", 2)   \n\t"
2349
        "addw       %4, %%cx                 \n\t" //xalpha += xInc&0xFFFF
2350
        "adc        %3, %%"REG_d"            \n\t" //xx+= xInc>>16 + carry
2351

    
2352
        "movzbl    (%0, %%"REG_d"), %%edi    \n\t" //src[xx]
2353
        "movzbl   1(%0, %%"REG_d"), %%esi    \n\t" //src[xx+1]
2354
        FAST_BILINEAR_X86
2355
        "movw     %%si, 2(%%"REG_D", %%"REG_a", 2)  \n\t"
2356
        "addw       %4, %%cx                 \n\t" //xalpha += xInc&0xFFFF
2357
        "adc        %3, %%"REG_d"            \n\t" //xx+= xInc>>16 + carry
2358

    
2359

    
2360
        "add        $2, %%"REG_a"            \n\t"
2361
        "cmp        %2, %%"REG_a"            \n\t"
2362
        " jb        1b                       \n\t"
2363

    
2364

    
2365
        :: "r" (src), "m" (dst), "m" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask)
2366
        : "%"REG_a, "%"REG_d, "%ecx", "%"REG_D, "%esi"
2367
    );
2368
#if COMPILE_TEMPLATE_MMX2
2369
    } //if MMX2 can't be used
2370
#endif
2371
#else
2372
    int i;
2373
    unsigned int xpos=0;
2374
    for (i=0;i<dstWidth;i++) {
2375
        register unsigned int xx=xpos>>16;
2376
        register unsigned int xalpha=(xpos&0xFFFF)>>9;
2377
        dst[i]= (src[xx]<<7) + (src[xx+1] - src[xx])*xalpha;
2378
        xpos+=xInc;
2379
    }
2380
#endif /* ARCH_X86 */
2381
}
2382

    
2383
      // *** horizontal scale Y line to temp buffer
2384
static inline void RENAME(hyscale)(SwsContext *c, uint16_t *dst, long dstWidth, const uint8_t *src, int srcW, int xInc,
2385
                                   const int16_t *hLumFilter,
2386
                                   const int16_t *hLumFilterPos, int hLumFilterSize,
2387
                                   uint8_t *formatConvBuffer,
2388
                                   uint32_t *pal, int isAlpha)
2389
{
2390
    void (*toYV12)(uint8_t *, const uint8_t *, long, uint32_t *) = isAlpha ? c->alpToYV12 : c->lumToYV12;
2391
    void (*convertRange)(uint16_t *, int) = isAlpha ? NULL : c->lumConvertRange;
2392

    
2393
    src += isAlpha ? c->alpSrcOffset : c->lumSrcOffset;
2394

    
2395
    if (toYV12) {
2396
        toYV12(formatConvBuffer, src, srcW, pal);
2397
        src= formatConvBuffer;
2398
    }
2399

    
2400
    if (!c->hyscale_fast)
2401
    {
2402
        c->hScale(dst, dstWidth, src, srcW, xInc, hLumFilter, hLumFilterPos, hLumFilterSize);
2403
    } else { // fast bilinear upscale / crap downscale
2404
        c->hyscale_fast(c, dst, dstWidth, src, srcW, xInc);
2405
    }
2406

    
2407
    if (convertRange)
2408
        convertRange(dst, dstWidth);
2409
}
2410

    
2411
static inline void RENAME(hcscale_fast)(SwsContext *c, int16_t *dst,
2412
                                        long dstWidth, const uint8_t *src1,
2413
                                        const uint8_t *src2, int srcW, int xInc)
2414
{
2415
#if ARCH_X86 && CONFIG_GPL
2416
#if COMPILE_TEMPLATE_MMX2
2417
    int32_t *mmx2FilterPos = c->chrMmx2FilterPos;
2418
    int16_t *mmx2Filter    = c->chrMmx2Filter;
2419
    int     canMMX2BeUsed  = c->canMMX2BeUsed;
2420
    void    *mmx2FilterCode= c->chrMmx2FilterCode;
2421
    int i;
2422
#if defined(PIC)
2423
    DECLARE_ALIGNED(8, uint64_t, ebxsave);
2424
#endif
2425
    if (canMMX2BeUsed) {
2426
        __asm__ volatile(
2427
#if defined(PIC)
2428
            "mov          %%"REG_b", %6         \n\t"
2429
#endif
2430
            "pxor             %%mm7, %%mm7      \n\t"
2431
            "mov                 %0, %%"REG_c"  \n\t"
2432
            "mov                 %1, %%"REG_D"  \n\t"
2433
            "mov                 %2, %%"REG_d"  \n\t"
2434
            "mov                 %3, %%"REG_b"  \n\t"
2435
            "xor          %%"REG_a", %%"REG_a"  \n\t" // i
2436
            PREFETCH"   (%%"REG_c")             \n\t"
2437
            PREFETCH" 32(%%"REG_c")             \n\t"
2438
            PREFETCH" 64(%%"REG_c")             \n\t"
2439

    
2440
            CALL_MMX2_FILTER_CODE
2441
            CALL_MMX2_FILTER_CODE
2442
            CALL_MMX2_FILTER_CODE
2443
            CALL_MMX2_FILTER_CODE
2444
            "xor          %%"REG_a", %%"REG_a"  \n\t" // i
2445
            "mov                 %5, %%"REG_c"  \n\t" // src
2446
            "mov                 %1, %%"REG_D"  \n\t" // buf1
2447
            "add              $"AV_STRINGIFY(VOF)", %%"REG_D"  \n\t"
2448
            PREFETCH"   (%%"REG_c")             \n\t"
2449
            PREFETCH" 32(%%"REG_c")             \n\t"
2450
            PREFETCH" 64(%%"REG_c")             \n\t"
2451

    
2452
            CALL_MMX2_FILTER_CODE
2453
            CALL_MMX2_FILTER_CODE
2454
            CALL_MMX2_FILTER_CODE
2455
            CALL_MMX2_FILTER_CODE
2456

    
2457
#if defined(PIC)
2458
            "mov %6, %%"REG_b"    \n\t"
2459
#endif
2460
            :: "m" (src1), "m" (dst), "m" (mmx2Filter), "m" (mmx2FilterPos),
2461
            "m" (mmx2FilterCode), "m" (src2)
2462
#if defined(PIC)
2463
            ,"m" (ebxsave)
2464
#endif
2465
            : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D
2466
#if !defined(PIC)
2467
            ,"%"REG_b
2468
#endif
2469
        );
2470
        for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) {
2471
            //printf("%d %d %d\n", dstWidth, i, srcW);
2472
            dst[i] = src1[srcW-1]*128;
2473
            dst[i+VOFW] = src2[srcW-1]*128;
2474
        }
2475
    } else {
2476
#endif /* COMPILE_TEMPLATE_MMX2 */
2477
        x86_reg xInc_shr16 = (x86_reg) (xInc >> 16);
2478
        uint16_t xInc_mask = xInc & 0xffff;
2479
        __asm__ volatile(
2480
            "xor %%"REG_a", %%"REG_a"               \n\t" // i
2481
            "xor %%"REG_d", %%"REG_d"               \n\t" // xx
2482
            "xorl    %%ecx, %%ecx                   \n\t" // xalpha
2483
            ASMALIGN(4)
2484
            "1:                                     \n\t"
2485
            "mov        %0, %%"REG_S"               \n\t"
2486
            "movzbl  (%%"REG_S", %%"REG_d"), %%edi  \n\t" //src[xx]
2487
            "movzbl 1(%%"REG_S", %%"REG_d"), %%esi  \n\t" //src[xx+1]
2488
            FAST_BILINEAR_X86
2489
            "movw     %%si, (%%"REG_D", %%"REG_a", 2)   \n\t"
2490

    
2491
            "movzbl    (%5, %%"REG_d"), %%edi       \n\t" //src[xx]
2492
            "movzbl   1(%5, %%"REG_d"), %%esi       \n\t" //src[xx+1]
2493
            FAST_BILINEAR_X86
2494
            "movw     %%si, "AV_STRINGIFY(VOF)"(%%"REG_D", %%"REG_a", 2)   \n\t"
2495

    
2496
            "addw       %4, %%cx                    \n\t" //xalpha += xInc&0xFFFF
2497
            "adc        %3, %%"REG_d"               \n\t" //xx+= xInc>>16 + carry
2498
            "add        $1, %%"REG_a"               \n\t"
2499
            "cmp        %2, %%"REG_a"               \n\t"
2500
            " jb        1b                          \n\t"
2501

    
2502
/* GCC 3.3 makes MPlayer crash on IA-32 machines when using "g" operand here,
2503
which is needed to support GCC 4.0. */
2504
#if ARCH_X86_64 && AV_GCC_VERSION_AT_LEAST(3,4)
2505
            :: "m" (src1), "m" (dst), "g" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask),
2506
#else
2507
            :: "m" (src1), "m" (dst), "m" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask),
2508
#endif
2509
            "r" (src2)
2510
            : "%"REG_a, "%"REG_d, "%ecx", "%"REG_D, "%esi"
2511
        );
2512
#if COMPILE_TEMPLATE_MMX2
2513
    } //if MMX2 can't be used
2514
#endif
2515
#else
2516
    int i;
2517
    unsigned int xpos=0;
2518
    for (i=0;i<dstWidth;i++) {
2519
        register unsigned int xx=xpos>>16;
2520
        register unsigned int xalpha=(xpos&0xFFFF)>>9;
2521
        dst[i]=(src1[xx]*(xalpha^127)+src1[xx+1]*xalpha);
2522
        dst[i+VOFW]=(src2[xx]*(xalpha^127)+src2[xx+1]*xalpha);
2523
        /* slower
2524
        dst[i]= (src1[xx]<<7) + (src1[xx+1] - src1[xx])*xalpha;
2525
        dst[i+VOFW]=(src2[xx]<<7) + (src2[xx+1] - src2[xx])*xalpha;
2526
        */
2527
        xpos+=xInc;
2528
    }
2529
#endif /* ARCH_X86 */
2530
}
2531

    
2532
inline static void RENAME(hcscale)(SwsContext *c, uint16_t *dst, long dstWidth, const uint8_t *src1, const uint8_t *src2,
2533
                                   int srcW, int xInc, const int16_t *hChrFilter,
2534
                                   const int16_t *hChrFilterPos, int hChrFilterSize,
2535
                                   uint8_t *formatConvBuffer,
2536
                                   uint32_t *pal)
2537
{
2538

    
2539
    src1 += c->chrSrcOffset;
2540
    src2 += c->chrSrcOffset;
2541

    
2542
    if (c->chrToYV12) {
2543
        c->chrToYV12(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);
2544
        src1= formatConvBuffer;
2545
        src2= formatConvBuffer+VOFW;
2546
    }
2547

    
2548
    if (!c->hcscale_fast)
2549
    {
2550
        c->hScale(dst     , dstWidth, src1, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);
2551
        c->hScale(dst+VOFW, dstWidth, src2, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);
2552
    } else { // fast bilinear upscale / crap downscale
2553
        c->hcscale_fast(c, dst, dstWidth, src1, src2, srcW, xInc);
2554
    }
2555

    
2556
    if (c->chrConvertRange)
2557
        c->chrConvertRange(dst, dstWidth);
2558
}
2559

    
2560
#define DEBUG_SWSCALE_BUFFERS 0
2561
#define DEBUG_BUFFERS(...) if (DEBUG_SWSCALE_BUFFERS) av_log(c, AV_LOG_DEBUG, __VA_ARGS__)
2562

    
2563
static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
2564
                           int srcSliceH, uint8_t* dst[], int dstStride[])
2565
{
2566
    /* load a few things into local vars to make the code more readable? and faster */
2567
    const int srcW= c->srcW;
2568
    const int dstW= c->dstW;
2569
    const int dstH= c->dstH;
2570
    const int chrDstW= c->chrDstW;
2571
    const int chrSrcW= c->chrSrcW;
2572
    const int lumXInc= c->lumXInc;
2573
    const int chrXInc= c->chrXInc;
2574
    const enum PixelFormat dstFormat= c->dstFormat;
2575
    const int flags= c->flags;
2576
    int16_t *vLumFilterPos= c->vLumFilterPos;
2577
    int16_t *vChrFilterPos= c->vChrFilterPos;
2578
    int16_t *hLumFilterPos= c->hLumFilterPos;
2579
    int16_t *hChrFilterPos= c->hChrFilterPos;
2580
    int16_t *vLumFilter= c->vLumFilter;
2581
    int16_t *vChrFilter= c->vChrFilter;
2582
    int16_t *hLumFilter= c->hLumFilter;
2583
    int16_t *hChrFilter= c->hChrFilter;
2584
    int32_t *lumMmxFilter= c->lumMmxFilter;
2585
    int32_t *chrMmxFilter= c->chrMmxFilter;
2586
    int32_t *alpMmxFilter= c->alpMmxFilter;
2587
    const int vLumFilterSize= c->vLumFilterSize;
2588
    const int vChrFilterSize= c->vChrFilterSize;
2589
    const int hLumFilterSize= c->hLumFilterSize;
2590
    const int hChrFilterSize= c->hChrFilterSize;
2591
    int16_t **lumPixBuf= c->lumPixBuf;
2592
    int16_t **chrPixBuf= c->chrPixBuf;
2593
    int16_t **alpPixBuf= c->alpPixBuf;
2594
    const int vLumBufSize= c->vLumBufSize;
2595
    const int vChrBufSize= c->vChrBufSize;
2596
    uint8_t *formatConvBuffer= c->formatConvBuffer;
2597
    const int chrSrcSliceY= srcSliceY >> c->chrSrcVSubSample;
2598
    const int chrSrcSliceH= -((-srcSliceH) >> c->chrSrcVSubSample);
2599
    int lastDstY;
2600
    uint32_t *pal=c->pal_yuv;
2601

    
2602
    /* vars which will change and which we need to store back in the context */
2603
    int dstY= c->dstY;
2604
    int lumBufIndex= c->lumBufIndex;
2605
    int chrBufIndex= c->chrBufIndex;
2606
    int lastInLumBuf= c->lastInLumBuf;
2607
    int lastInChrBuf= c->lastInChrBuf;
2608

    
2609
    if (isPacked(c->srcFormat)) {
2610
        src[0]=
2611
        src[1]=
2612
        src[2]=
2613
        src[3]= src[0];
2614
        srcStride[0]=
2615
        srcStride[1]=
2616
        srcStride[2]=
2617
        srcStride[3]= srcStride[0];
2618
    }
2619
    srcStride[1]<<= c->vChrDrop;
2620
    srcStride[2]<<= c->vChrDrop;
2621

    
2622
    DEBUG_BUFFERS("swScale() %p[%d] %p[%d] %p[%d] %p[%d] -> %p[%d] %p[%d] %p[%d] %p[%d]\n",
2623
                  src[0], srcStride[0], src[1], srcStride[1], src[2], srcStride[2], src[3], srcStride[3],
2624
                  dst[0], dstStride[0], dst[1], dstStride[1], dst[2], dstStride[2], dst[3], dstStride[3]);
2625
    DEBUG_BUFFERS("srcSliceY: %d srcSliceH: %d dstY: %d dstH: %d\n",
2626
                   srcSliceY,    srcSliceH,    dstY,    dstH);
2627
    DEBUG_BUFFERS("vLumFilterSize: %d vLumBufSize: %d vChrFilterSize: %d vChrBufSize: %d\n",
2628
                   vLumFilterSize,    vLumBufSize,    vChrFilterSize,    vChrBufSize);
2629

    
2630
    if (dstStride[0]%8 !=0 || dstStride[1]%8 !=0 || dstStride[2]%8 !=0 || dstStride[3]%8 != 0) {
2631
        static int warnedAlready=0; //FIXME move this into the context perhaps
2632
        if (flags & SWS_PRINT_INFO && !warnedAlready) {
2633
            av_log(c, AV_LOG_WARNING, "Warning: dstStride is not aligned!\n"
2634
                   "         ->cannot do aligned memory accesses anymore\n");
2635
            warnedAlready=1;
2636
        }
2637
    }
2638

    
2639
    /* Note the user might start scaling the picture in the middle so this
2640
       will not get executed. This is not really intended but works
2641
       currently, so people might do it. */
2642
    if (srcSliceY ==0) {
2643
        lumBufIndex=-1;
2644
        chrBufIndex=-1;
2645
        dstY=0;
2646
        lastInLumBuf= -1;
2647
        lastInChrBuf= -1;
2648
    }
2649

    
2650
    lastDstY= dstY;
2651

    
2652
    for (;dstY < dstH; dstY++) {
2653
        unsigned char *dest =dst[0]+dstStride[0]*dstY;
2654
        const int chrDstY= dstY>>c->chrDstVSubSample;
2655
        unsigned char *uDest=dst[1]+dstStride[1]*chrDstY;
2656
        unsigned char *vDest=dst[2]+dstStride[2]*chrDstY;
2657
        unsigned char *aDest=(CONFIG_SWSCALE_ALPHA && alpPixBuf) ? dst[3]+dstStride[3]*dstY : NULL;
2658

    
2659
        const int firstLumSrcY= vLumFilterPos[dstY]; //First line needed as input
2660
        const int firstChrSrcY= vChrFilterPos[chrDstY]; //First line needed as input
2661
        int lastLumSrcY= firstLumSrcY + vLumFilterSize -1; // Last line needed as input
2662
        int lastChrSrcY= firstChrSrcY + vChrFilterSize -1; // Last line needed as input
2663
        int enough_lines;
2664

    
2665
        //handle holes (FAST_BILINEAR & weird filters)
2666
        if (firstLumSrcY > lastInLumBuf) lastInLumBuf= firstLumSrcY-1;
2667
        if (firstChrSrcY > lastInChrBuf) lastInChrBuf= firstChrSrcY-1;
2668
        assert(firstLumSrcY >= lastInLumBuf - vLumBufSize + 1);
2669
        assert(firstChrSrcY >= lastInChrBuf - vChrBufSize + 1);
2670

    
2671
        // Do we have enough lines in this slice to output the dstY line
2672
        enough_lines = lastLumSrcY < srcSliceY + srcSliceH && lastChrSrcY < -((-srcSliceY - srcSliceH)>>c->chrSrcVSubSample);
2673
        if (!enough_lines) {
2674
            lastLumSrcY = srcSliceY + srcSliceH - 1;
2675
            lastChrSrcY = chrSrcSliceY + chrSrcSliceH - 1;
2676
        }
2677

    
2678
        DEBUG_BUFFERS("dstY: %d\n", dstY);
2679
        DEBUG_BUFFERS("\tfirstLumSrcY: %d lastLumSrcY: %d lastInLumBuf: %d\n",
2680
                         firstLumSrcY,    lastLumSrcY,    lastInLumBuf);
2681
        DEBUG_BUFFERS("\tfirstChrSrcY: %d lastChrSrcY: %d lastInChrBuf: %d\n",
2682
                         firstChrSrcY,    lastChrSrcY,    lastInChrBuf);
2683

    
2684
        //Do horizontal scaling
2685
        while(lastInLumBuf < lastLumSrcY) {
2686
            uint8_t *src1= src[0]+(lastInLumBuf + 1 - srcSliceY)*srcStride[0];
2687
            uint8_t *src2= src[3]+(lastInLumBuf + 1 - srcSliceY)*srcStride[3];
2688
            lumBufIndex++;
2689
            DEBUG_BUFFERS("\t\tlumBufIndex %d: lastInLumBuf: %d\n",
2690
                               lumBufIndex,    lastInLumBuf);
2691
            assert(lumBufIndex < 2*vLumBufSize);
2692
            assert(lastInLumBuf + 1 - srcSliceY < srcSliceH);
2693
            assert(lastInLumBuf + 1 - srcSliceY >= 0);
2694
            RENAME(hyscale)(c, lumPixBuf[ lumBufIndex ], dstW, src1, srcW, lumXInc,
2695
                            hLumFilter, hLumFilterPos, hLumFilterSize,
2696
                            formatConvBuffer,
2697
                            pal, 0);
2698
            if (CONFIG_SWSCALE_ALPHA && alpPixBuf)
2699
                RENAME(hyscale)(c, alpPixBuf[ lumBufIndex ], dstW, src2, srcW, lumXInc,
2700
                                hLumFilter, hLumFilterPos, hLumFilterSize,
2701
                                formatConvBuffer,
2702
                                pal, 1);
2703
            lastInLumBuf++;
2704
        }
2705
        while(lastInChrBuf < lastChrSrcY) {
2706
            uint8_t *src1= src[1]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[1];
2707
            uint8_t *src2= src[2]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[2];
2708
            chrBufIndex++;
2709
            DEBUG_BUFFERS("\t\tchrBufIndex %d: lastInChrBuf: %d\n",
2710
                               chrBufIndex,    lastInChrBuf);
2711
            assert(chrBufIndex < 2*vChrBufSize);
2712
            assert(lastInChrBuf + 1 - chrSrcSliceY < (chrSrcSliceH));
2713
            assert(lastInChrBuf + 1 - chrSrcSliceY >= 0);
2714
            //FIXME replace parameters through context struct (some at least)
2715

    
2716
            if (c->needs_hcscale)
2717
                RENAME(hcscale)(c, chrPixBuf[ chrBufIndex ], chrDstW, src1, src2, chrSrcW, chrXInc,
2718
                                hChrFilter, hChrFilterPos, hChrFilterSize,
2719
                                formatConvBuffer,
2720
                                pal);
2721
            lastInChrBuf++;
2722
        }
2723
        //wrap buf index around to stay inside the ring buffer
2724
        if (lumBufIndex >= vLumBufSize) lumBufIndex-= vLumBufSize;
2725
        if (chrBufIndex >= vChrBufSize) chrBufIndex-= vChrBufSize;
2726
        if (!enough_lines)
2727
            break; //we can't output a dstY line so let's try with the next slice
2728

    
2729
#if COMPILE_TEMPLATE_MMX
2730
        c->blueDither= ff_dither8[dstY&1];
2731
        if (c->dstFormat == PIX_FMT_RGB555 || c->dstFormat == PIX_FMT_BGR555)
2732
            c->greenDither= ff_dither8[dstY&1];
2733
        else
2734
            c->greenDither= ff_dither4[dstY&1];
2735
        c->redDither= ff_dither8[(dstY+1)&1];
2736
#endif
2737
        if (dstY < dstH-2) {
2738
            const int16_t **lumSrcPtr= (const int16_t **) lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
2739
            const int16_t **chrSrcPtr= (const int16_t **) chrPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
2740
            const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **) alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;
2741
#if COMPILE_TEMPLATE_MMX
2742
            int i;
2743
            if (flags & SWS_ACCURATE_RND) {
2744
                int s= APCK_SIZE / 8;
2745
                for (i=0; i<vLumFilterSize; i+=2) {
2746
                    *(void**)&lumMmxFilter[s*i              ]= lumSrcPtr[i  ];
2747
                    *(void**)&lumMmxFilter[s*i+APCK_PTR2/4  ]= lumSrcPtr[i+(vLumFilterSize>1)];
2748
                              lumMmxFilter[s*i+APCK_COEF/4  ]=
2749
                              lumMmxFilter[s*i+APCK_COEF/4+1]= vLumFilter[dstY*vLumFilterSize + i    ]
2750
                        + (vLumFilterSize>1 ? vLumFilter[dstY*vLumFilterSize + i + 1]<<16 : 0);
2751
                    if (CONFIG_SWSCALE_ALPHA && alpPixBuf) {
2752
                        *(void**)&alpMmxFilter[s*i              ]= alpSrcPtr[i  ];
2753
                        *(void**)&alpMmxFilter[s*i+APCK_PTR2/4  ]= alpSrcPtr[i+(vLumFilterSize>1)];
2754
                                  alpMmxFilter[s*i+APCK_COEF/4  ]=
2755
                                  alpMmxFilter[s*i+APCK_COEF/4+1]= lumMmxFilter[s*i+APCK_COEF/4  ];
2756
                    }
2757
                }
2758
                for (i=0; i<vChrFilterSize; i+=2) {
2759
                    *(void**)&chrMmxFilter[s*i              ]= chrSrcPtr[i  ];
2760
                    *(void**)&chrMmxFilter[s*i+APCK_PTR2/4  ]= chrSrcPtr[i+(vChrFilterSize>1)];
2761
                              chrMmxFilter[s*i+APCK_COEF/4  ]=
2762
                              chrMmxFilter[s*i+APCK_COEF/4+1]= vChrFilter[chrDstY*vChrFilterSize + i    ]
2763
                        + (vChrFilterSize>1 ? vChrFilter[chrDstY*vChrFilterSize + i + 1]<<16 : 0);
2764
                }
2765
            } else {
2766
                for (i=0; i<vLumFilterSize; i++) {
2767
                    lumMmxFilter[4*i+0]= (int32_t)lumSrcPtr[i];
2768
                    lumMmxFilter[4*i+1]= (uint64_t)lumSrcPtr[i] >> 32;
2769
                    lumMmxFilter[4*i+2]=
2770
                    lumMmxFilter[4*i+3]=
2771
                        ((uint16_t)vLumFilter[dstY*vLumFilterSize + i])*0x10001;
2772
                    if (CONFIG_SWSCALE_ALPHA && alpPixBuf) {
2773
                        alpMmxFilter[4*i+0]= (int32_t)alpSrcPtr[i];
2774
                        alpMmxFilter[4*i+1]= (uint64_t)alpSrcPtr[i] >> 32;
2775
                        alpMmxFilter[4*i+2]=
2776
                        alpMmxFilter[4*i+3]= lumMmxFilter[4*i+2];
2777
                    }
2778
                }
2779
                for (i=0; i<vChrFilterSize; i++) {
2780
                    chrMmxFilter[4*i+0]= (int32_t)chrSrcPtr[i];
2781
                    chrMmxFilter[4*i+1]= (uint64_t)chrSrcPtr[i] >> 32;
2782
                    chrMmxFilter[4*i+2]=
2783
                    chrMmxFilter[4*i+3]=
2784
                        ((uint16_t)vChrFilter[chrDstY*vChrFilterSize + i])*0x10001;
2785
                }
2786
            }
2787
#endif
2788
            if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21) {
2789
                const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
2790
                if (dstY&chrSkipMask) uDest= NULL; //FIXME split functions in lumi / chromi
2791
                c->yuv2nv12X(c,
2792
                             vLumFilter+dstY*vLumFilterSize   , lumSrcPtr, vLumFilterSize,
2793
                             vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2794
                             dest, uDest, dstW, chrDstW, dstFormat);
2795
            } else if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) { //YV12 like
2796
                const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
2797
                if ((dstY&chrSkipMask) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi
2798
                if (is16BPS(dstFormat)) {
2799
                    yuv2yuvX16inC(
2800
                                  vLumFilter+dstY*vLumFilterSize   , lumSrcPtr, vLumFilterSize,
2801
                                  vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2802
                                  alpSrcPtr, (uint16_t *) dest, (uint16_t *) uDest, (uint16_t *) vDest, (uint16_t *) aDest, dstW, chrDstW,
2803
                                  dstFormat);
2804
                } else if (vLumFilterSize == 1 && vChrFilterSize == 1) { // unscaled YV12
2805
                    int16_t *lumBuf = lumSrcPtr[0];
2806
                    int16_t *chrBuf= chrSrcPtr[0];
2807
                    int16_t *alpBuf= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? alpSrcPtr[0] : NULL;
2808
                    c->yuv2yuv1(c, lumBuf, chrBuf, alpBuf, dest, uDest, vDest, aDest, dstW, chrDstW);
2809
                } else { //General YV12
2810
                    c->yuv2yuvX(c,
2811
                                vLumFilter+dstY*vLumFilterSize   , lumSrcPtr, vLumFilterSize,
2812
                                vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2813
                                alpSrcPtr, dest, uDest, vDest, aDest, dstW, chrDstW);
2814
                }
2815
            } else {
2816
                assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2);
2817
                assert(chrSrcPtr + vChrFilterSize - 1 < chrPixBuf + vChrBufSize*2);
2818
                if (vLumFilterSize == 1 && vChrFilterSize == 2) { //unscaled RGB
2819
                    int chrAlpha= vChrFilter[2*dstY+1];
2820
                    if(flags & SWS_FULL_CHR_H_INT) {
2821
                        yuv2rgbXinC_full(c, //FIXME write a packed1_full function
2822
                                         vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
2823
                                         vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2824
                                         alpSrcPtr, dest, dstW, dstY);
2825
                    } else {
2826
                        c->yuv2packed1(c, *lumSrcPtr, *chrSrcPtr, *(chrSrcPtr+1),
2827
                                       alpPixBuf ? *alpSrcPtr : NULL,
2828
                                       dest, dstW, chrAlpha, dstFormat, flags, dstY);
2829
                    }
2830
                } else if (vLumFilterSize == 2 && vChrFilterSize == 2) { //bilinear upscale RGB
2831
                    int lumAlpha= vLumFilter[2*dstY+1];
2832
                    int chrAlpha= vChrFilter[2*dstY+1];
2833
                    lumMmxFilter[2]=
2834
                    lumMmxFilter[3]= vLumFilter[2*dstY   ]*0x10001;
2835
                    chrMmxFilter[2]=
2836
                    chrMmxFilter[3]= vChrFilter[2*chrDstY]*0x10001;
2837
                    if(flags & SWS_FULL_CHR_H_INT) {
2838
                        yuv2rgbXinC_full(c, //FIXME write a packed2_full function
2839
                                         vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
2840
                                         vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2841
                                         alpSrcPtr, dest, dstW, dstY);
2842
                    } else {
2843
                        c->yuv2packed2(c, *lumSrcPtr, *(lumSrcPtr+1), *chrSrcPtr, *(chrSrcPtr+1),
2844
                                       alpPixBuf ? *alpSrcPtr : NULL, alpPixBuf ? *(alpSrcPtr+1) : NULL,
2845
                                       dest, dstW, lumAlpha, chrAlpha, dstY);
2846
                    }
2847
                } else { //general RGB
2848
                    if(flags & SWS_FULL_CHR_H_INT) {
2849
                        yuv2rgbXinC_full(c,
2850
                                         vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
2851
                                         vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2852
                                         alpSrcPtr, dest, dstW, dstY);
2853
                    } else {
2854
                        c->yuv2packedX(c,
2855
                                       vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
2856
                                       vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2857
                                       alpSrcPtr, dest, dstW, dstY);
2858
                    }
2859
                }
2860
            }
2861
        } else { // hmm looks like we can't use MMX here without overwriting this array's tail
2862
            const int16_t **lumSrcPtr= (const int16_t **)lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;
2863
            const int16_t **chrSrcPtr= (const int16_t **)chrPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;
2864
            const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **)alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;
2865
            if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21) {
2866
                const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
2867
                if (dstY&chrSkipMask) uDest= NULL; //FIXME split functions in lumi / chromi
2868
                yuv2nv12XinC(
2869
                             vLumFilter+dstY*vLumFilterSize   , lumSrcPtr, vLumFilterSize,
2870
                             vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2871
                             dest, uDest, dstW, chrDstW, dstFormat);
2872
            } else if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) { //YV12
2873
                const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
2874
                if ((dstY&chrSkipMask) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi
2875
                if (is16BPS(dstFormat)) {
2876
                    yuv2yuvX16inC(
2877
                                  vLumFilter+dstY*vLumFilterSize   , lumSrcPtr, vLumFilterSize,
2878
                                  vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2879
                                  alpSrcPtr, (uint16_t *) dest, (uint16_t *) uDest, (uint16_t *) vDest, (uint16_t *) aDest, dstW, chrDstW,
2880
                                  dstFormat);
2881
                } else {
2882
                    yuv2yuvXinC(
2883
                                vLumFilter+dstY*vLumFilterSize   , lumSrcPtr, vLumFilterSize,
2884
                                vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2885
                                alpSrcPtr, dest, uDest, vDest, aDest, dstW, chrDstW);
2886
                }
2887
            } else {
2888
                assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2);
2889
                assert(chrSrcPtr + vChrFilterSize - 1 < chrPixBuf + vChrBufSize*2);
2890
                if(flags & SWS_FULL_CHR_H_INT) {
2891
                    yuv2rgbXinC_full(c,
2892
                                     vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
2893
                                     vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2894
                                     alpSrcPtr, dest, dstW, dstY);
2895
                } else {
2896
                    yuv2packedXinC(c,
2897
                                   vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,
2898
                                   vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,
2899
                                   alpSrcPtr, dest, dstW, dstY);
2900
                }
2901
            }
2902
        }
2903
    }
2904

    
2905
    if ((dstFormat == PIX_FMT_YUVA420P) && !alpPixBuf)
2906
        fillPlane(dst[3], dstStride[3], dstW, dstY-lastDstY, lastDstY, 255);
2907

    
2908
#if COMPILE_TEMPLATE_MMX
2909
    if (flags & SWS_CPU_CAPS_MMX2 )  __asm__ volatile("sfence":::"memory");
2910
    /* On K6 femms is faster than emms. On K7 femms is directly mapped to emms. */
2911
    if (flags & SWS_CPU_CAPS_3DNOW)  __asm__ volatile("femms" :::"memory");
2912
    else                             __asm__ volatile("emms"  :::"memory");
2913
#endif
2914
    /* store changed local vars back in the context */
2915
    c->dstY= dstY;
2916
    c->lumBufIndex= lumBufIndex;
2917
    c->chrBufIndex= chrBufIndex;
2918
    c->lastInLumBuf= lastInLumBuf;
2919
    c->lastInChrBuf= lastInChrBuf;
2920

    
2921
    return dstY - lastDstY;
2922
}
2923

    
2924
static void RENAME(sws_init_swScale)(SwsContext *c)
2925
{
2926
    enum PixelFormat srcFormat = c->srcFormat;
2927

    
2928
    c->yuv2nv12X    = RENAME(yuv2nv12X   );
2929
    c->yuv2yuv1     = RENAME(yuv2yuv1    );
2930
    c->yuv2yuvX     = RENAME(yuv2yuvX    );
2931
    c->yuv2packed1  = RENAME(yuv2packed1 );
2932
    c->yuv2packed2  = RENAME(yuv2packed2 );
2933
    c->yuv2packedX  = RENAME(yuv2packedX );
2934

    
2935
    c->hScale       = RENAME(hScale      );
2936

    
2937
#if COMPILE_TEMPLATE_MMX
2938
    // Use the new MMX scaler if the MMX2 one can't be used (it is faster than the x86 ASM one).
2939
    if (c->flags & SWS_FAST_BILINEAR && c->canMMX2BeUsed)
2940
#else
2941
    if (c->flags & SWS_FAST_BILINEAR)
2942
#endif
2943
    {
2944
        c->hyscale_fast = RENAME(hyscale_fast);
2945
        c->hcscale_fast = RENAME(hcscale_fast);
2946
    }
2947

    
2948
    c->chrToYV12 = NULL;
2949
    switch(srcFormat) {
2950
        case PIX_FMT_YUYV422  : c->chrToYV12 = RENAME(yuy2ToUV); break;
2951
        case PIX_FMT_UYVY422  : c->chrToYV12 = RENAME(uyvyToUV); break;
2952
        case PIX_FMT_NV12     : c->chrToYV12 = RENAME(nv12ToUV); break;
2953
        case PIX_FMT_NV21     : c->chrToYV12 = RENAME(nv21ToUV); break;
2954
        case PIX_FMT_RGB8     :
2955
        case PIX_FMT_BGR8     :
2956
        case PIX_FMT_PAL8     :
2957
        case PIX_FMT_BGR4_BYTE:
2958
        case PIX_FMT_RGB4_BYTE: c->chrToYV12 = palToUV; break;
2959
        case PIX_FMT_YUV420P16BE:
2960
        case PIX_FMT_YUV422P16BE:
2961
        case PIX_FMT_YUV444P16BE: c->chrToYV12 = RENAME(BEToUV); break;
2962
        case PIX_FMT_YUV420P16LE:
2963
        case PIX_FMT_YUV422P16LE:
2964
        case PIX_FMT_YUV444P16LE: c->chrToYV12 = RENAME(LEToUV); break;
2965
    }
2966
    if (c->chrSrcHSubSample) {
2967
        switch(srcFormat) {
2968
        case PIX_FMT_RGB48BE:
2969
        case PIX_FMT_RGB48LE: c->chrToYV12 = rgb48ToUV_half; break;
2970
        case PIX_FMT_RGB32  :
2971
        case PIX_FMT_RGB32_1: c->chrToYV12 = bgr32ToUV_half; break;
2972
        case PIX_FMT_BGR24  : c->chrToYV12 = RENAME(bgr24ToUV_half); break;
2973
        case PIX_FMT_BGR565 : c->chrToYV12 = bgr16ToUV_half; break;
2974
        case PIX_FMT_BGR555 : c->chrToYV12 = bgr15ToUV_half; break;
2975
        case PIX_FMT_BGR32  :
2976
        case PIX_FMT_BGR32_1: c->chrToYV12 = rgb32ToUV_half; break;
2977
        case PIX_FMT_RGB24  : c->chrToYV12 = RENAME(rgb24ToUV_half); break;
2978
        case PIX_FMT_RGB565 : c->chrToYV12 = rgb16ToUV_half; break;
2979
        case PIX_FMT_RGB555 : c->chrToYV12 = rgb15ToUV_half; break;
2980
        }
2981
    } else {
2982
        switch(srcFormat) {
2983
        case PIX_FMT_RGB48BE:
2984
        case PIX_FMT_RGB48LE: c->chrToYV12 = rgb48ToUV; break;
2985
        case PIX_FMT_RGB32  :
2986
        case PIX_FMT_RGB32_1: c->chrToYV12 = bgr32ToUV; break;
2987
        case PIX_FMT_BGR24  : c->chrToYV12 = RENAME(bgr24ToUV); break;
2988
        case PIX_FMT_BGR565 : c->chrToYV12 = bgr16ToUV; break;
2989
        case PIX_FMT_BGR555 : c->chrToYV12 = bgr15ToUV; break;
2990
        case PIX_FMT_BGR32  :
2991
        case PIX_FMT_BGR32_1: c->chrToYV12 = rgb32ToUV; break;
2992
        case PIX_FMT_RGB24  : c->chrToYV12 = RENAME(rgb24ToUV); break;
2993
        case PIX_FMT_RGB565 : c->chrToYV12 = rgb16ToUV; break;
2994
        case PIX_FMT_RGB555 : c->chrToYV12 = rgb15ToUV; break;
2995
        }
2996
    }
2997

    
2998
    c->lumToYV12 = NULL;
2999
    c->alpToYV12 = NULL;
3000
    switch (srcFormat) {
3001
    case PIX_FMT_YUYV422  :
3002
    case PIX_FMT_YUV420P16BE:
3003
    case PIX_FMT_YUV422P16BE:
3004
    case PIX_FMT_YUV444P16BE:
3005
    case PIX_FMT_GRAY16BE : c->lumToYV12 = RENAME(yuy2ToY); break;
3006
    case PIX_FMT_UYVY422  :
3007
    case PIX_FMT_YUV420P16LE:
3008
    case PIX_FMT_YUV422P16LE:
3009
    case PIX_FMT_YUV444P16LE:
3010
    case PIX_FMT_GRAY16LE : c->lumToYV12 = RENAME(uyvyToY); break;
3011
    case PIX_FMT_BGR24    : c->lumToYV12 = RENAME(bgr24ToY); break;
3012
    case PIX_FMT_BGR565   : c->lumToYV12 = bgr16ToY; break;
3013
    case PIX_FMT_BGR555   : c->lumToYV12 = bgr15ToY; break;
3014
    case PIX_FMT_RGB24    : c->lumToYV12 = RENAME(rgb24ToY); break;
3015
    case PIX_FMT_RGB565   : c->lumToYV12 = rgb16ToY; break;
3016
    case PIX_FMT_RGB555   : c->lumToYV12 = rgb15ToY; break;
3017
    case PIX_FMT_RGB8     :
3018
    case PIX_FMT_BGR8     :
3019
    case PIX_FMT_PAL8     :
3020
    case PIX_FMT_BGR4_BYTE:
3021
    case PIX_FMT_RGB4_BYTE: c->lumToYV12 = palToY; break;
3022
    case PIX_FMT_MONOBLACK: c->lumToYV12 = monoblack2Y; break;
3023
    case PIX_FMT_MONOWHITE: c->lumToYV12 = monowhite2Y; break;
3024
    case PIX_FMT_RGB32  :
3025
    case PIX_FMT_RGB32_1: c->lumToYV12 = bgr32ToY; break;
3026
    case PIX_FMT_BGR32  :
3027
    case PIX_FMT_BGR32_1: c->lumToYV12 = rgb32ToY; break;
3028
    case PIX_FMT_RGB48BE:
3029
    case PIX_FMT_RGB48LE: c->lumToYV12 = rgb48ToY; break;
3030
    }
3031
    if (c->alpPixBuf) {
3032
        switch (srcFormat) {
3033
        case PIX_FMT_RGB32  :
3034
        case PIX_FMT_RGB32_1:
3035
        case PIX_FMT_BGR32  :
3036
        case PIX_FMT_BGR32_1: c->alpToYV12 = abgrToA; break;
3037
        }
3038
    }
3039

    
3040
    switch (srcFormat) {
3041
    case PIX_FMT_RGB32  :
3042
    case PIX_FMT_BGR32  :
3043
        c->alpSrcOffset = 3;
3044
        break;
3045
    case PIX_FMT_RGB32_1:
3046
    case PIX_FMT_BGR32_1:
3047
        c->lumSrcOffset = ALT32_CORR;
3048
        c->chrSrcOffset = ALT32_CORR;
3049
        break;
3050
    case PIX_FMT_RGB48LE:
3051
        c->lumSrcOffset = 1;
3052
        c->chrSrcOffset = 1;
3053
        c->alpSrcOffset = 1;
3054
        break;
3055
    }
3056

    
3057
    if (c->srcRange != c->dstRange && !(isRGB(c->dstFormat) || isBGR(c->dstFormat))) {
3058
        if (c->srcRange) {
3059
            c->lumConvertRange = RENAME(lumRangeFromJpeg);
3060
            c->chrConvertRange = RENAME(chrRangeFromJpeg);
3061
        } else {
3062
            c->lumConvertRange = RENAME(lumRangeToJpeg);
3063
            c->chrConvertRange = RENAME(chrRangeToJpeg);
3064
        }
3065
    }
3066

    
3067
    if (!(isGray(srcFormat) || isGray(c->dstFormat) ||
3068
          srcFormat == PIX_FMT_MONOBLACK || srcFormat == PIX_FMT_MONOWHITE))
3069
        c->needs_hcscale = 1;
3070
}