git.sesse.net Git - vlc/blob - modules/video_chroma/i420_yuy2.h

   1 /*****************************************************************************
   2  * i420_yuy2.h : YUV to YUV conversion module for vlc
   3  *****************************************************************************
   4  * Copyright (C) 2000, 2001 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Samuel Hocevar <sam@zoy.org>
   8  *          Damien Fouilleul <damien@videolan.org>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 #ifdef MODULE_NAME_IS_i420_yuy2_mmx
  26
  27 #if defined(CAN_COMPILE_MMX)
  28
  29 /* MMX assembly */
  30
  31 #define MMX_CALL(MMX_INSTRUCTIONS)          \
  32     do {                                    \
  33     __asm__ __volatile__(                   \
  34         ".p2align 3 \n\t                    \
  35 movd       (%0), %%mm1  # Load 4 Cb           00 00 00 00 u3 u2 u1 u0     \n\
  36 movd       (%1), %%mm2  # Load 4 Cr           00 00 00 00 v3 v2 v1 v0     \n\
  37 movq       (%2), %%mm0  # Load 8 Y            y7 y6 y5 y4 y3 y2 y1 y0     \n\
  38 movq       (%3), %%mm3  # Load 8 Y            Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0     \n\
  39 " \
  40         :                                   \
  41         : "r" (p_u), "r" (p_v),             \
  42           "r" (p_y1), "r" (p_y2) );         \
  43     __asm__ __volatile__(                   \
  44         ".p2align 3 \n\t"                   \
  45         MMX_INSTRUCTIONS                    \
  46         :                                   \
  47         : "r" (p_line1), "r" (p_line2) );   \
  48         p_line1 += 16; p_line2 += 16;       \
  49         p_y1 += 8; p_y2 += 8;               \
  50         p_u += 4; p_v += 4;                 \
  51     } while(0)
  52
  53 #define MMX_END __asm__ __volatile__ ( "emms" )
  54
  55 #define MMX_YUV420_YUYV "                                                 \n\
  56 punpcklbw %%mm2, %%mm1  #                     v3 u3 v2 u2 v1 u1 v0 u0     \n\
  57 movq      %%mm0, %%mm2  #                     y7 y6 y5 y4 y3 y2 y1 y0     \n\
  58 punpcklbw %%mm1, %%mm2  #                     v1 y3 u1 y2 v0 y1 u0 y0     \n\
  59 movq      %%mm2, (%0)   # Store low YUYV                                  \n\
  60 punpckhbw %%mm1, %%mm0  #                     v3 y7 u3 y6 v2 y5 u2 y4     \n\
  61 movq      %%mm0, 8(%0)  # Store high YUYV                                 \n\
  62 movq      %%mm3, %%mm4  #                     Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0     \n\
  63 punpcklbw %%mm1, %%mm4  #                     v1 Y3 u1 Y2 v0 Y1 u0 Y0     \n\
  64 movq      %%mm4, (%1)   # Store low YUYV                                  \n\
  65 punpckhbw %%mm1, %%mm3  #                     v3 Y7 u3 Y6 v2 Y5 u2 Y4     \n\
  66 movq      %%mm3, 8(%1)  # Store high YUYV                                 \n\
  67 "
  68
  69 #define MMX_YUV420_YVYU "                                                 \n\
  70 punpcklbw %%mm1, %%mm2  #                     u3 v3 u2 v2 u1 v1 u0 v0     \n\
  71 movq      %%mm0, %%mm1  #                     y7 y6 y5 y4 y3 y2 y1 y0     \n\
  72 punpcklbw %%mm2, %%mm1  #                     u1 y3 v1 y2 u0 y1 v0 y0     \n\
  73 movq      %%mm1, (%0)   # Store low YUYV                                  \n\
  74 punpckhbw %%mm2, %%mm0  #                     u3 y7 v3 y6 u2 y5 v2 y4     \n\
  75 movq      %%mm0, 8(%0)  # Store high YUYV                                 \n\
  76 movq      %%mm3, %%mm4  #                     Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0     \n\
  77 punpcklbw %%mm2, %%mm4  #                     u1 Y3 v1 Y2 u0 Y1 v0 Y0     \n\
  78 movq      %%mm4, (%1)   # Store low YUYV                                  \n\
  79 punpckhbw %%mm2, %%mm3  #                     u3 Y7 v3 Y6 u2 Y5 v2 Y4     \n\
  80 movq      %%mm3, 8(%1)  # Store high YUYV                                 \n\
  81 "
  82
  83 #define MMX_YUV420_UYVY "                                                 \n\
  84 punpcklbw %%mm2, %%mm1  #                     v3 u3 v2 u2 v1 u1 v0 u0     \n\
  85 movq      %%mm1, %%mm2  #                     v3 u3 v2 u2 v1 u1 v0 u0     \n\
  86 punpcklbw %%mm0, %%mm2  #                     y3 v1 y2 u1 y1 v0 y0 u0     \n\
  87 movq      %%mm2, (%0)   # Store low UYVY                                  \n\
  88 movq      %%mm1, %%mm2  #                     u3 v3 u2 v2 u1 v1 u0 v0     \n\
  89 punpckhbw %%mm0, %%mm2  #                     y3 v1 y2 u1 y1 v0 y0 u0     \n\
  90 movq      %%mm2, 8(%0)  # Store high UYVY                                 \n\
  91 movq      %%mm1, %%mm4  #                     u3 v3 u2 v2 u1 v1 u0 v0     \n\
  92 punpcklbw %%mm3, %%mm4  #                     Y3 v1 Y2 u1 Y1 v0 Y0 u0     \n\
  93 movq      %%mm4, (%1)   # Store low UYVY                                  \n\
  94 punpckhbw %%mm3, %%mm1  #                     Y7 v3 Y6 u3 Y5 v2 Y4 u2     \n\
  95 movq      %%mm1, 8(%1)  # Store high UYVY                                 \n\
  96 "
  97
  98 /* FIXME: this code does not work ! Chroma seems to be wrong. */
  99 #define MMX_YUV420_Y211 "                                                 \n\
 100 movd       (%4), %%mm2  # Load 4 Cb           00 00 00 00 u3 u2 u1 u0     \n\
 101 movd       (%5), %%mm3  # Load 4 Cr           00 00 00 00 v3 v2 v1 v0     \n\
 102 pand    i_00ffw, %%mm0  # get Y even          00 Y6 00 Y4 00 Y2 00 Y0     \n\
 103 packuswb  %%mm0, %%mm0  # pack Y              y6 y4 y2 y0 y6 y4 y2 y0     \n\
 104 pand    i_00ffw, %%mm2  # get U even          00 u6 00 u4 00 u2 00 u0     \n\
 105 packuswb  %%mm2, %%mm2  # pack U              00 00 u2 u0 00 00 u2 u0     \n\
 106 pand    i_00ffw, %%mm3  # get V even          00 v6 00 v4 00 v2 00 v0     \n\
 107 packuswb  %%mm3, %%mm3  # pack V              00 00 v2 v0 00 00 v2 v0     \n\
 108 punpcklbw %%mm3, %%mm2  #                     00 00 00 00 v2 u2 v0 u0     \n\
 109 psubsw    i_80w, %%mm2  # U,V -= 128                                      \n\
 110 punpcklbw %%mm2, %%mm0  #                     v2 y6 u2 y4 v0 y2 u0 y0     \n\
 111 movq      %%mm0, (%0)   # Store YUYV                                      \n\
 112 pand    i_00ffw, %%mm1  # get Y even          00 Y6 00 Y4 00 Y2 00 Y0     \n\
 113 packuswb  %%mm1, %%mm1  # pack Y              Y6 Y4 Y2 Y0 Y6 Y4 Y2 Y0     \n\
 114 punpcklbw %%mm2, %%mm1  #                     v2 Y6 u2 Y4 v0 Y2 u0 Y0     \n\
 115 movq      %%mm1, (%1)   # Store YUYV                                      \n\
 116 "
 117 #elif defined(HAVE_MMX_INTRINSICS)
 118
 119 /* MMX intrinsics */
 120
 121 #include <mmintrin.h>
 122
 123 #define MMX_CALL(MMX_INSTRUCTIONS)          \
 124     do {                                    \
 125         __m64 mm0, mm1, mm2, mm3, mm4;      \
 126         MMX_INSTRUCTIONS                    \
 127         p_line1 += 16; p_line2 += 16;       \
 128         p_y1 += 8; p_y2 += 8;               \
 129         p_u += 4; p_v += 4;                 \
 130     } while(0)
 131
 132 #define MMX_END _mm_empty()
 133
 134 #define MMX_YUV420_YUYV                     \
 135     mm1 = _mm_cvtsi32_si64(*(int*)p_u);     \
 136     mm2 = _mm_cvtsi32_si64(*(int*)p_v);     \
 137     mm0 = (__m64)*(uint64_t*)p_y1;          \
 138     mm3 = (__m64)*(uint64_t*)p_y2;          \
 139     mm1 = _mm_unpacklo_pi8(mm1, mm2);       \
 140     mm2 = mm0;                              \
 141     mm2 = _mm_unpacklo_pi8(mm2, mm1);       \
 142     *(uint64_t*)p_line1 = (uint64_t)mm2;    \
 143     mm0 = _mm_unpackhi_pi8(mm0, mm1);       \
 144     *(uint64_t*)(p_line1+8) = (uint64_t)mm0;\
 145     mm4 = mm3;                              \
 146     mm4 = _mm_unpacklo_pi8(mm4, mm1);       \
 147     *(uint64_t*)p_line2 = (uint64_t)mm4;    \
 148     mm3 = _mm_unpackhi_pi8(mm3, mm1);       \
 149     *(uint64_t*)(p_line2+8) = (uint64_t)mm3;
 150
 151 #define MMX_YUV420_YVYU                     \
 152     mm2 = _mm_cvtsi32_si64(*(int*)p_u);     \
 153     mm1 = _mm_cvtsi32_si64(*(int*)p_v);     \
 154     mm0 = (__m64)*(uint64_t*)p_y1;          \
 155     mm3 = (__m64)*(uint64_t*)p_y2;          \
 156     mm1 = _mm_unpacklo_pi8(mm1, mm2);       \
 157     mm2 = mm0;                              \
 158     mm2 = _mm_unpacklo_pi8(mm2, mm1);       \
 159     *(uint64_t*)p_line1 = (uint64_t)mm2;    \
 160     mm0 = _mm_unpackhi_pi8(mm0, mm1);       \
 161     *(uint64_t*)(p_line1+8) = (uint64_t)mm0;\
 162     mm4 = mm3;                              \
 163     mm4 = _mm_unpacklo_pi8(mm4, mm1);       \
 164     *(uint64_t*)p_line2 = (uint64_t)mm4;    \
 165     mm3 = _mm_unpackhi_pi8(mm3, mm1);       \
 166     *(uint64_t*)(p_line2+8) = (uint64_t)mm3;
 167
 168 #define MMX_YUV420_UYVY                     \
 169     mm1 = _mm_cvtsi32_si64(*(int*)p_u);     \
 170     mm2 = _mm_cvtsi32_si64(*(int*)p_v);     \
 171     mm0 = (__m64)*(uint64_t*)p_y1;          \
 172     mm3 = (__m64)*(uint64_t*)p_y2;          \
 173     mm1 = _mm_unpacklo_pi8(mm1, mm2);       \
 174     mm2 = mm1;                              \
 175     mm2 = _mm_unpacklo_pi8(mm2, mm0);       \
 176     *(uint64_t*)p_line1 = (uint64_t)mm2;    \
 177     mm2 = mm1;                              \
 178     mm2 = _mm_unpackhi_pi8(mm2, mm0);       \
 179     *(uint64_t*)(p_line1+8) = (uint64_t)mm2;\
 180     mm4 = mm1;                              \
 181     mm4 = _mm_unpacklo_pi8(mm4, mm3);       \
 182     *(uint64_t*)p_line2 = (uint64_t)mm4;    \
 183     mm1 = _mm_unpackhi_pi8(mm1, mm3);       \
 184     *(uint64_t*)(p_line2+8) = (uint64_t)mm1;
 185
 186 #endif
 187
 188 #elif defined( MODULE_NAME_IS_i420_yuy2_sse2 )
 189
 190 #if defined(CAN_COMPILE_SSE2)
 191
 192 /* SSE2 assembly */
 193
 194 #define SSE2_CALL(SSE2_INSTRUCTIONS)    \
 195     do {                                \
 196     __asm__ __volatile__(               \
 197         ".p2align 3 \n\t                \
 198 movq        (%0), %%xmm1  # Load 8 Cb         u7 u6 u5 u4 u3 u2 u1 u0     \n\
 199 movq        (%1), %%xmm2  # Load 8 Cr         v7 06 v5 v4 v3 v2 v1 v0     \n\
 200 " \
 201         :                               \
 202         : "r" (p_u),  "r" (p_v) );      \
 203     __asm__ __volatile__(               \
 204         ".p2align 3 \n\t"               \
 205         SSE2_INSTRUCTIONS               \
 206         :                               \
 207         : "r" (p_line1), "r" (p_line2), \
 208           "r" (p_y1),  "r" (p_y2) );    \
 209         p_line1 += 32; p_line2 += 32;   \
 210         p_y1 += 16; p_y2 += 16;         \
 211         p_u += 8; p_v += 8;             \
 212     } while(0)
 213
 214 #define SSE2_END  __asm__ __volatile__ ( "sfence" ::: "memory" )
 215
 216 #define SSE2_YUV420_YUYV_ALIGNED "                                        \n\
 217 movdqa      (%2), %%xmm0  # Load 16 Y         y15 y14 y13 .. y2 y1 y0     \n\
 218 movdqa      (%3), %%xmm3  # Load 16 Y         Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0     \n\
 219 punpcklbw %%xmm2, %%xmm1  #                   v7 u7 v6 u6 .. u1 v0 u0     \n\
 220 movdqa    %%xmm0, %%xmm2  #                   y15 y14 y13 .. y2 y1 y0     \n\
 221 punpcklbw %%xmm1, %%xmm2  #                   v3 y7 u3 .. v0 y1 u0 y0     \n\
 222 movntdq   %%xmm2, (%0)    # Store low YUYV                                \n\
 223 punpckhbw %%xmm1, %%xmm0  #                   v3 y7 u3 y6 v2 y5 u2 y4     \n\
 224 movntdq   %%xmm0, 16(%0)  # Store high YUYV                               \n\
 225 movdqa    %%xmm3, %%xmm4  #                   Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0     \n\
 226 punpcklbw %%xmm1, %%xmm4  #                   v1 Y3 u1 Y2 v0 Y1 u0 Y0     \n\
 227 movntdq   %%xmm4, (%1)    # Store low YUYV                                \n\
 228 punpckhbw %%xmm1, %%xmm3  #                   v3 Y7 u3 Y6 v2 Y5 u2 Y4     \n\
 229 movntdq   %%xmm3, 16(%1)  # Store high YUYV                               \n\
 230 "
 231
 232 #define SSE2_YUV420_YUYV_UNALIGNED "                                      \n\
 233 movdqu      (%2), %%xmm0  # Load 16 Y         y7 y6 y5 y4 y3 y2 y1 y0     \n\
 234 movdqu      (%3), %%xmm3  # Load 16 Y         Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0     \n\
 235 prefetchnta (%0)          # Tell CPU not to cache output YUYV data        \n\
 236 prefetchnta (%1)          # Tell CPU not to cache output YUYV data        \n\
 237 punpcklbw %%xmm2, %%xmm1  #                   v3 u3 v2 u2 v1 u1 v0 u0     \n\
 238 movdqa    %%xmm0, %%xmm2  #                   y7 y6 y5 y4 y3 y2 y1 y0     \n\
 239 punpcklbw %%xmm1, %%xmm2  #                   v1 y3 u1 y2 v0 y1 u0 y0     \n\
 240 movdqu    %%xmm2, (%0)    # Store low YUYV                                \n\
 241 punpckhbw %%xmm1, %%xmm0  #                   v3 y7 u3 y6 v2 y5 u2 y4     \n\
 242 movdqu    %%xmm0, 16(%0)  # Store high YUYV                               \n\
 243 movdqa    %%xmm3, %%xmm4  #                   Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0     \n\
 244 punpcklbw %%xmm1, %%xmm4  #                   v1 Y3 u1 Y2 v0 Y1 u0 Y0     \n\
 245 movdqu    %%xmm4, (%1)    # Store low YUYV                                \n\
 246 punpckhbw %%xmm1, %%xmm3  #                   v3 Y7 u3 Y6 v2 Y5 u2 Y4     \n\
 247 movdqu    %%xmm3, 16(%1)  # Store high YUYV                               \n\
 248 "
 249
 250 #define SSE2_YUV420_YVYU_ALIGNED "                                        \n\
 251 movdqa      (%2), %%xmm0  # Load 16 Y           y7 y6 y5 y4 y3 y2 y1 y0   \n\
 252 movdqa      (%3), %%xmm3  # Load 16 Y           Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0   \n\
 253 punpcklbw %%xmm1, %%xmm2  #                     u3 v3 u2 v2 u1 v1 u0 v0   \n\
 254 movdqa    %%xmm0, %%xmm1  #                     y7 y6 y5 y4 y3 y2 y1 y0   \n\
 255 punpcklbw %%xmm2, %%xmm1  #                     u1 y3 v1 y2 u0 y1 v0 y0   \n\
 256 movntdq   %%xmm1, (%0)    # Store low YUYV                                \n\
 257 punpckhbw %%xmm2, %%xmm0  #                     u3 y7 v3 y6 u2 y5 v2 y4   \n\
 258 movntdq   %%xmm0, 16(%0)  # Store high YUYV                               \n\
 259 movdqa    %%xmm3, %%xmm4  #                     Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0   \n\
 260 punpcklbw %%xmm2, %%xmm4  #                     u1 Y3 v1 Y2 u0 Y1 v0 Y0   \n\
 261 movntdq   %%xmm4, (%1)    # Store low YUYV                                \n\
 262 punpckhbw %%xmm2, %%xmm3  #                     u3 Y7 v3 Y6 u2 Y5 v2 Y4   \n\
 263 movntdq   %%xmm3, 16(%1)  # Store high YUYV                               \n\
 264 "
 265
 266 #define SSE2_YUV420_YVYU_UNALIGNED "                                      \n\
 267 movdqu      (%2), %%xmm0  # Load 16 Y           y7 y6 y5 y4 y3 y2 y1 y0   \n\
 268 movdqu      (%3), %%xmm3  # Load 16 Y           Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0   \n\
 269 prefetchnta (%0)          # Tell CPU not to cache output YVYU data        \n\
 270 prefetchnta (%1)          # Tell CPU not to cache output YVYU data        \n\
 271 punpcklbw %%xmm1, %%xmm2  #                     u3 v3 u2 v2 u1 v1 u0 v0   \n\
 272 movdqu    %%xmm0, %%xmm1  #                     y7 y6 y5 y4 y3 y2 y1 y0   \n\
 273 punpcklbw %%xmm2, %%xmm1  #                     u1 y3 v1 y2 u0 y1 v0 y0   \n\
 274 movdqu    %%xmm1, (%0)    # Store low YUYV                                \n\
 275 punpckhbw %%xmm2, %%xmm0  #                     u3 y7 v3 y6 u2 y5 v2 y4   \n\
 276 movdqu    %%xmm0, 16(%0)  # Store high YUYV                               \n\
 277 movdqu    %%xmm3, %%xmm4  #                     Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0   \n\
 278 punpcklbw %%xmm2, %%xmm4  #                     u1 Y3 v1 Y2 u0 Y1 v0 Y0   \n\
 279 movdqu    %%xmm4, (%1)    # Store low YUYV                                \n\
 280 punpckhbw %%xmm2, %%xmm3  #                     u3 Y7 v3 Y6 u2 Y5 v2 Y4   \n\
 281 movdqu    %%xmm3, 16(%1)  # Store high YUYV                               \n\
 282 "
 283
 284 #define SSE2_YUV420_UYVY_ALIGNED "                                        \n\
 285 movdqa      (%2), %%xmm0  # Load 16 Y           y7 y6 y5 y4 y3 y2 y1 y0   \n\
 286 movdqa      (%3), %%xmm3  # Load 16 Y           Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0   \n\
 287 punpcklbw %%xmm2, %%xmm1  #                     v3 u3 v2 u2 v1 u1 v0 u0   \n\
 288 movdqa    %%xmm1, %%xmm2  #                     v3 u3 v2 u2 v1 u1 v0 u0   \n\
 289 punpcklbw %%xmm0, %%xmm2  #                     y3 v1 y2 u1 y1 v0 y0 u0   \n\
 290 movntdq   %%xmm2, (%0)    # Store low UYVY                                \n\
 291 movdqa    %%xmm1, %%xmm2  #                     u3 v3 u2 v2 u1 v1 u0 v0   \n\
 292 punpckhbw %%xmm0, %%xmm2  #                     y3 v1 y2 u1 y1 v0 y0 u0   \n\
 293 movntdq   %%xmm2, 16(%0)  # Store high UYVY                               \n\
 294 movdqa    %%xmm1, %%xmm4  #                     u3 v3 u2 v2 u1 v1 u0 v0   \n\
 295 punpcklbw %%xmm3, %%xmm4  #                     Y3 v1 Y2 u1 Y1 v0 Y0 u0   \n\
 296 movntdq   %%xmm4, (%1)    # Store low UYVY                                \n\
 297 punpckhbw %%xmm3, %%xmm1  #                     Y7 v3 Y6 u3 Y5 v2 Y4 u2   \n\
 298 movntdq   %%xmm1, 16(%1)  # Store high UYVY                               \n\
 299 "
 300
 301 #define SSE2_YUV420_UYVY_UNALIGNED "                                      \n\
 302 movdqu      (%2), %%xmm0  # Load 16 Y           y7 y6 y5 y4 y3 y2 y1 y0   \n\
 303 movdqu      (%3), %%xmm3  # Load 16 Y           Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0   \n\
 304 prefetchnta (%0)          # Tell CPU not to cache output UYVY data        \n\
 305 prefetchnta (%1)          # Tell CPU not to cache output UYVY data        \n\
 306 punpcklbw %%xmm2, %%xmm1  #                     v3 u3 v2 u2 v1 u1 v0 u0   \n\
 307 movdqu    %%xmm1, %%xmm2  #                     v3 u3 v2 u2 v1 u1 v0 u0   \n\
 308 punpcklbw %%xmm0, %%xmm2  #                     y3 v1 y2 u1 y1 v0 y0 u0   \n\
 309 movdqu    %%xmm2, (%0)    # Store low UYVY                                \n\
 310 movdqu    %%xmm1, %%xmm2  #                     u3 v3 u2 v2 u1 v1 u0 v0   \n\
 311 punpckhbw %%xmm0, %%xmm2  #                     y3 v1 y2 u1 y1 v0 y0 u0   \n\
 312 movdqu    %%xmm2, 16(%0)  # Store high UYVY                               \n\
 313 movdqu    %%xmm1, %%xmm4  #                     u3 v3 u2 v2 u1 v1 u0 v0   \n\
 314 punpcklbw %%xmm3, %%xmm4  #                     Y3 v1 Y2 u1 Y1 v0 Y0 u0   \n\
 315 movdqu    %%xmm4, (%1)    # Store low UYVY                                \n\
 316 punpckhbw %%xmm3, %%xmm1  #                     Y7 v3 Y6 u3 Y5 v2 Y4 u2   \n\
 317 movdqu    %%xmm1, 16(%1)  # Store high UYVY                               \n\
 318 "
 319
 320 #elif defined(HAVE_SSE2_INTRINSICS)
 321
 322 /* SSE2 intrinsics */
 323
 324 #include <emmintrin.h>
 325
 326 #define SSE2_CALL(SSE2_INSTRUCTIONS)            \
 327     do {                                        \
 328         __m128i xmm0, xmm1, xmm2, xmm3, xmm4;   \
 329         SSE2_INSTRUCTIONS                       \
 330         p_line1 += 32; p_line2 += 32;           \
 331         p_y1 += 16; p_y2 += 16;                 \
 332         p_u += 8; p_v += 8;                     \
 333     } while(0)
 334
 335 #define SSE2_END  _mm_sfence()
 336
 337 #define SSE2_YUV420_YUYV_ALIGNED                    \
 338     xmm1 = _mm_loadl_epi64((__m128i *)p_u);         \
 339     xmm2 = _mm_loadl_epi64((__m128i *)p_v);         \
 340     xmm0 = _mm_load_si128((__m128i *)p_y1);         \
 341     xmm3 = _mm_load_si128((__m128i *)p_y2);         \
 342     xmm1 = _mm_unpacklo_epi8(xmm1, xmm2);           \
 343     xmm2 = xmm0;                                    \
 344     xmm2 = _mm_unpacklo_epi8(xmm2, xmm1);           \
 345     _mm_stream_si128((__m128i*)(p_line1), xmm2);    \
 346     xmm0 = _mm_unpackhi_epi8(xmm0, xmm1);           \
 347     _mm_stream_si128((__m128i*)(p_line1+16), xmm0); \
 348     xmm4 = xmm3;                                    \
 349     xmm4 = _mm_unpacklo_epi8(xmm4, xmm1);           \
 350     _mm_stream_si128((__m128i*)(p_line2), xmm4);    \
 351     xmm3 = _mm_unpackhi_epi8(xmm3, xmm1);           \
 352     _mm_stream_si128((__m128i*)(p_line1+16), xmm3);
 353
 354 #define SSE2_YUV420_YUYV_UNALIGNED                  \
 355     xmm1 = _mm_loadl_epi64((__m128i *)p_u);         \
 356     xmm2 = _mm_loadl_epi64((__m128i *)p_v);         \
 357     xmm0 = _mm_loadu_si128((__m128i *)p_y1);        \
 358     xmm3 = _mm_loadu_si128((__m128i *)p_y2);        \
 359     _mm_prefetch(p_line1, _MM_HINT_NTA);            \
 360     _mm_prefetch(p_line2, _MM_HINT_NTA);            \
 361     xmm1 = _mm_unpacklo_epi8(xmm1, xmm2);           \
 362     xmm2 = xmm0;                                    \
 363     xmm2 = _mm_unpacklo_epi8(xmm2, xmm1);           \
 364     _mm_storeu_si128((__m128i*)(p_line1), xmm2);    \
 365     xmm0 = _mm_unpackhi_epi8(xmm0, xmm1);           \
 366     _mm_storeu_si128((__m128i*)(p_line1+16), xmm0); \
 367     xmm4 = xmm3;                                    \
 368     xmm4 = _mm_unpacklo_epi8(xmm4, xmm1);           \
 369     _mm_storeu_si128((__m128i*)(p_line2), xmm4);    \
 370     xmm3 = _mm_unpackhi_epi8(xmm3, xmm1);           \
 371     _mm_storeu_si128((__m128i*)(p_line1+16), xmm3);
 372
 373 #define SSE2_YUV420_YVYU_ALIGNED                    \
 374     xmm1 = _mm_loadl_epi64((__m128i *)p_v);         \
 375     xmm2 = _mm_loadl_epi64((__m128i *)p_u);         \
 376     xmm0 = _mm_load_si128((__m128i *)p_y1);         \
 377     xmm3 = _mm_load_si128((__m128i *)p_y2);         \
 378     xmm1 = _mm_unpacklo_epi8(xmm1, xmm2);           \
 379     xmm2 = xmm0;                                    \
 380     xmm2 = _mm_unpacklo_epi8(xmm2, xmm1);           \
 381     _mm_stream_si128((__m128i*)(p_line1), xmm2);    \
 382     xmm0 = _mm_unpackhi_epi8(xmm0, xmm1);           \
 383     _mm_stream_si128((__m128i*)(p_line1+16), xmm0); \
 384     xmm4 = xmm3;                                    \
 385     xmm4 = _mm_unpacklo_epi8(xmm4, xmm1);           \
 386     _mm_stream_si128((__m128i*)(p_line2), xmm4);    \
 387     xmm3 = _mm_unpackhi_epi8(xmm3, xmm1);           \
 388     _mm_stream_si128((__m128i*)(p_line1+16), xmm3);
 389
 390 #define SSE2_YUV420_YVYU_UNALIGNED                  \
 391     xmm1 = _mm_loadl_epi64((__m128i *)p_v);         \
 392     xmm2 = _mm_loadl_epi64((__m128i *)p_u);         \
 393     xmm0 = _mm_loadu_si128((__m128i *)p_y1);        \
 394     xmm3 = _mm_loadu_si128((__m128i *)p_y2);        \
 395     _mm_prefetch(p_line1, _MM_HINT_NTA);            \
 396     _mm_prefetch(p_line2, _MM_HINT_NTA);            \
 397     xmm1 = _mm_unpacklo_epi8(xmm1, xmm2);           \
 398     xmm2 = xmm0;                                    \
 399     xmm2 = _mm_unpacklo_epi8(xmm2, xmm1);           \
 400     _mm_storeu_si128((__m128i*)(p_line1), xmm2);    \
 401     xmm0 = _mm_unpackhi_epi8(xmm0, xmm1);           \
 402     _mm_storeu_si128((__m128i*)(p_line1+16), xmm0); \
 403     xmm4 = xmm3;                                    \
 404     xmm4 = _mm_unpacklo_epi8(xmm4, xmm1);           \
 405     _mm_storeu_si128((__m128i*)(p_line2), xmm4);    \
 406     xmm3 = _mm_unpackhi_epi8(xmm3, xmm1);           \
 407     _mm_storeu_si128((__m128i*)(p_line1+16), xmm3);
 408
 409 #define SSE2_YUV420_UYVY_ALIGNED                    \
 410     xmm1 = _mm_loadl_epi64((__m128i *)p_u);         \
 411     xmm2 = _mm_loadl_epi64((__m128i *)p_v);         \
 412     xmm0 = _mm_load_si128((__m128i *)p_y1);         \
 413     xmm3 = _mm_load_si128((__m128i *)p_y2);         \
 414     xmm1 = _mm_unpacklo_epi8(xmm1, xmm2);           \
 415     xmm2 = xmm1;                                    \
 416     xmm2 = _mm_unpacklo_epi8(xmm2, xmm0);           \
 417     _mm_stream_si128((__m128i*)(p_line1), xmm2);    \
 418     xmm2 = xmm1;                                    \
 419     xmm2 = _mm_unpackhi_epi8(xmm2, xmm0);           \
 420     _mm_stream_si128((__m128i*)(p_line1+16), xmm2); \
 421     xmm4 = xmm1;                                    \
 422     xmm4 = _mm_unpacklo_epi8(xmm4, xmm3);           \
 423     _mm_stream_si128((__m128i*)(p_line2), xmm4);    \
 424     xmm1 = _mm_unpackhi_epi8(xmm1, xmm3);           \
 425     _mm_stream_si128((__m128i*)(p_line1+16), xmm1);
 426
 427 #define SSE2_YUV420_UYVY_UNALIGNED                  \
 428     xmm1 = _mm_loadl_epi64((__m128i *)p_u);         \
 429     xmm2 = _mm_loadl_epi64((__m128i *)p_v);         \
 430     xmm0 = _mm_loadu_si128((__m128i *)p_y1);        \
 431     xmm3 = _mm_loadu_si128((__m128i *)p_y2);        \
 432     _mm_prefetch(p_line1, _MM_HINT_NTA);            \
 433     _mm_prefetch(p_line2, _MM_HINT_NTA);            \
 434     xmm1 = _mm_unpacklo_epi8(xmm1, xmm2);           \
 435     xmm2 = xmm1;                                    \
 436     xmm2 = _mm_unpacklo_epi8(xmm2, xmm0);           \
 437     _mm_storeu_si128((__m128i*)(p_line1), xmm2);    \
 438     xmm2 = xmm1;                                    \
 439     xmm2 = _mm_unpackhi_epi8(xmm2, xmm0);           \
 440     _mm_storeu_si128((__m128i*)(p_line1+16), xmm2); \
 441     xmm4 = xmm1;                                    \
 442     xmm4 = _mm_unpacklo_epi8(xmm4, xmm3);           \
 443     _mm_storeu_si128((__m128i*)(p_line2), xmm4);    \
 444     xmm1 = _mm_unpackhi_epi8(xmm1, xmm3);           \
 445     _mm_storeu_si128((__m128i*)(p_line1+16), xmm1);
 446
 447 #endif
 448
 449 #endif
 450
 451 /* Used in both accelerated and C modules */
 452
 453 #define C_YUV420_YVYU( )                                                    \
 454     *(p_line1)++ = *(p_y1)++; *(p_line2)++ = *(p_y2)++;                     \
 455     *(p_line1)++ =            *(p_line2)++ = *(p_v)++;                      \
 456     *(p_line1)++ = *(p_y1)++; *(p_line2)++ = *(p_y2)++;                     \
 457     *(p_line1)++ =            *(p_line2)++ = *(p_u)++;                      \
 458
 459 #define C_YUV420_Y211( )                                                    \
 460     *(p_line1)++ = *(p_y1); p_y1 += 2;                                      \
 461     *(p_line2)++ = *(p_y2); p_y2 += 2;                                      \
 462     *(p_line1)++ = *(p_line2)++ = *(p_u) - 0x80; p_u += 2;                  \
 463     *(p_line1)++ = *(p_y1); p_y1 += 2;                                      \
 464     *(p_line2)++ = *(p_y2); p_y2 += 2;                                      \
 465     *(p_line1)++ = *(p_line2)++ = *(p_v) - 0x80; p_v += 2;                  \
 466
 467
 468 #define C_YUV420_YUYV( )                                                    \
 469     *(p_line1)++ = *(p_y1)++; *(p_line2)++ = *(p_y2)++;                     \
 470     *(p_line1)++ =            *(p_line2)++ = *(p_u)++;                      \
 471     *(p_line1)++ = *(p_y1)++; *(p_line2)++ = *(p_y2)++;                     \
 472     *(p_line1)++ =            *(p_line2)++ = *(p_v)++;                      \
 473
 474 #define C_YUV420_UYVY( )                                                    \
 475     *(p_line1)++ =            *(p_line2)++ = *(p_u)++;                      \
 476     *(p_line1)++ = *(p_y1)++; *(p_line2)++ = *(p_y2)++;                     \
 477     *(p_line1)++ =            *(p_line2)++ = *(p_v)++;                      \
 478     *(p_line1)++ = *(p_y1)++; *(p_line2)++ = *(p_y2)++;                     \
 479