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FFmpeg/libswscale/swscale_template.c

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  1. /*

  2.  * Copyright (C) 2001-2003 Michael Niedermayer <michaelni@gmx.at>

  3.  *

  4.  * This file is part of FFmpeg.

  5.  *

  6.  * FFmpeg is free software; you can redistribute it and/or modify

  7.  * it under the terms of the GNU General Public License as published by

  8.  * the Free Software Foundation; either version 2 of the License, or

  9.  * (at your option) any later version.

  10.  *

  11.  * FFmpeg is distributed in the hope that it will be useful,

  12.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  13.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

  14.  * GNU General Public License for more details.

  15.  *

  16.  * You should have received a copy of the GNU General Public License

  17.  * along with FFmpeg; if not, write to the Free Software

  18.  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

  19.  *

  20.  * The C code (not assembly, MMX, ...) of this file can be used

  21.  * under the LGPL license.

  22.  */

  23. 

  24. #undef REAL_MOVNTQ

  25. #undef MOVNTQ

  26. #undef PAVGB

  27. #undef PREFETCH

  28. #undef PREFETCHW

  29. 

  30. #if COMPILE_TEMPLATE_AMD3DNOW

  31. #define PREFETCH  "prefetch"

  32. #define PREFETCHW "prefetchw"

  33. #elif COMPILE_TEMPLATE_MMX2

  34. #define PREFETCH "prefetchnta"

  35. #define PREFETCHW "prefetcht0"

  36. #else

  37. #define PREFETCH  " # nop"

  38. #define PREFETCHW " # nop"

  39. #endif

  40. 

  41. #if COMPILE_TEMPLATE_MMX2

  42. #define PAVGB(a,b) "pavgb " #a ", " #b " \n\t"

  43. #elif COMPILE_TEMPLATE_AMD3DNOW

  44. #define PAVGB(a,b) "pavgusb " #a ", " #b " \n\t"

  45. #endif

  46. 

  47. #if COMPILE_TEMPLATE_MMX2

  48. #define REAL_MOVNTQ(a,b) "movntq " #a ", " #b " \n\t"

  49. #else

  50. #define REAL_MOVNTQ(a,b) "movq " #a ", " #b " \n\t"

  51. #endif

  52. #define MOVNTQ(a,b)  REAL_MOVNTQ(a,b)

  53. 

  54. #if COMPILE_TEMPLATE_ALTIVEC

  55. #include "ppc/swscale_altivec_template.c"

  56. #endif

  57. 

  58. #define YSCALEYUV2YV12X(x, offset, dest, width) \

  59.     __asm__ volatile(\

  60.     "xor                          %%"REG_a", %%"REG_a"  \n\t"\

  61.     "movq             "VROUNDER_OFFSET"(%0), %%mm3      \n\t"\

  62.     "movq                             %%mm3, %%mm4      \n\t"\

  63.     "lea                     " offset "(%0), %%"REG_d"  \n\t"\

  64.     "mov                        (%%"REG_d"), %%"REG_S"  \n\t"\

  65.     ASMALIGN(4) /* FIXME Unroll? */\

  66.     "1:                                                 \n\t"\

  67.     "movq                      8(%%"REG_d"), %%mm0      \n\t" /* filterCoeff */\

  68.     "movq   "  x "(%%"REG_S", %%"REG_a", 2), %%mm2      \n\t" /* srcData */\

  69.     "movq 8+"  x "(%%"REG_S", %%"REG_a", 2), %%mm5      \n\t" /* srcData */\

  70.     "add                                $16, %%"REG_d"  \n\t"\

  71.     "mov                        (%%"REG_d"), %%"REG_S"  \n\t"\

  72.     "test                         %%"REG_S", %%"REG_S"  \n\t"\

  73.     "pmulhw                           %%mm0, %%mm2      \n\t"\

  74.     "pmulhw                           %%mm0, %%mm5      \n\t"\

  75.     "paddw                            %%mm2, %%mm3      \n\t"\

  76.     "paddw                            %%mm5, %%mm4      \n\t"\

  77.     " jnz                                1b             \n\t"\

  78.     "psraw                               $3, %%mm3      \n\t"\

  79.     "psraw                               $3, %%mm4      \n\t"\

  80.     "packuswb                         %%mm4, %%mm3      \n\t"\

  81.     MOVNTQ(%%mm3, (%1, %%REGa))\

  82.     "add                                 $8, %%"REG_a"  \n\t"\

  83.     "cmp                                 %2, %%"REG_a"  \n\t"\

  84.     "movq             "VROUNDER_OFFSET"(%0), %%mm3      \n\t"\

  85.     "movq                             %%mm3, %%mm4      \n\t"\

  86.     "lea                     " offset "(%0), %%"REG_d"  \n\t"\

  87.     "mov                        (%%"REG_d"), %%"REG_S"  \n\t"\

  88.     "jb                                  1b             \n\t"\

  89.     :: "r" (&c->redDither),\

  90.     "r" (dest), "g" (width)\

  91.     : "%"REG_a, "%"REG_d, "%"REG_S\

  92.     );

  93. 

  94. #define YSCALEYUV2YV12X_ACCURATE(x, offset, dest, width) \

  95.     __asm__ volatile(\

  96.     "lea                     " offset "(%0), %%"REG_d"  \n\t"\

  97.     "xor                          %%"REG_a", %%"REG_a"  \n\t"\

  98.     "pxor                             %%mm4, %%mm4      \n\t"\

  99.     "pxor                             %%mm5, %%mm5      \n\t"\

  100.     "pxor                             %%mm6, %%mm6      \n\t"\

  101.     "pxor                             %%mm7, %%mm7      \n\t"\

  102.     "mov                        (%%"REG_d"), %%"REG_S"  \n\t"\

  103.     ASMALIGN(4) \

  104.     "1:                                                 \n\t"\

  105.     "movq   "  x "(%%"REG_S", %%"REG_a", 2), %%mm0      \n\t" /* srcData */\

  106.     "movq 8+"  x "(%%"REG_S", %%"REG_a", 2), %%mm2      \n\t" /* srcData */\

  107.     "mov        "STR(APCK_PTR2)"(%%"REG_d"), %%"REG_S"  \n\t"\

  108.     "movq   "  x "(%%"REG_S", %%"REG_a", 2), %%mm1      \n\t" /* srcData */\

  109.     "movq                             %%mm0, %%mm3      \n\t"\

  110.     "punpcklwd                        %%mm1, %%mm0      \n\t"\

  111.     "punpckhwd                        %%mm1, %%mm3      \n\t"\

  112.     "movq       "STR(APCK_COEF)"(%%"REG_d"), %%mm1      \n\t" /* filterCoeff */\

  113.     "pmaddwd                          %%mm1, %%mm0      \n\t"\

  114.     "pmaddwd                          %%mm1, %%mm3      \n\t"\

  115.     "paddd                            %%mm0, %%mm4      \n\t"\

  116.     "paddd                            %%mm3, %%mm5      \n\t"\

  117.     "movq 8+"  x "(%%"REG_S", %%"REG_a", 2), %%mm3      \n\t" /* srcData */\

  118.     "mov        "STR(APCK_SIZE)"(%%"REG_d"), %%"REG_S"  \n\t"\

  119.     "add                  $"STR(APCK_SIZE)", %%"REG_d"  \n\t"\

  120.     "test                         %%"REG_S", %%"REG_S"  \n\t"\

  121.     "movq                             %%mm2, %%mm0      \n\t"\

  122.     "punpcklwd                        %%mm3, %%mm2      \n\t"\

  123.     "punpckhwd                        %%mm3, %%mm0      \n\t"\

  124.     "pmaddwd                          %%mm1, %%mm2      \n\t"\

  125.     "pmaddwd                          %%mm1, %%mm0      \n\t"\

  126.     "paddd                            %%mm2, %%mm6      \n\t"\

  127.     "paddd                            %%mm0, %%mm7      \n\t"\

  128.     " jnz                                1b             \n\t"\

  129.     "psrad                              $16, %%mm4      \n\t"\

  130.     "psrad                              $16, %%mm5      \n\t"\

  131.     "psrad                              $16, %%mm6      \n\t"\

  132.     "psrad                              $16, %%mm7      \n\t"\

  133.     "movq             "VROUNDER_OFFSET"(%0), %%mm0      \n\t"\

  134.     "packssdw                         %%mm5, %%mm4      \n\t"\

  135.     "packssdw                         %%mm7, %%mm6      \n\t"\

  136.     "paddw                            %%mm0, %%mm4      \n\t"\

  137.     "paddw                            %%mm0, %%mm6      \n\t"\

  138.     "psraw                               $3, %%mm4      \n\t"\

  139.     "psraw                               $3, %%mm6      \n\t"\

  140.     "packuswb                         %%mm6, %%mm4      \n\t"\

  141.     MOVNTQ(%%mm4, (%1, %%REGa))\

  142.     "add                                 $8, %%"REG_a"  \n\t"\

  143.     "cmp                                 %2, %%"REG_a"  \n\t"\

  144.     "lea                     " offset "(%0), %%"REG_d"  \n\t"\

  145.     "pxor                             %%mm4, %%mm4      \n\t"\

  146.     "pxor                             %%mm5, %%mm5      \n\t"\

  147.     "pxor                             %%mm6, %%mm6      \n\t"\

  148.     "pxor                             %%mm7, %%mm7      \n\t"\

  149.     "mov                        (%%"REG_d"), %%"REG_S"  \n\t"\

  150.     "jb                                  1b             \n\t"\

  151.     :: "r" (&c->redDither),\

  152.     "r" (dest), "g" (width)\

  153.     : "%"REG_a, "%"REG_d, "%"REG_S\

  154.     );

  155. 

  156. #define YSCALEYUV2YV121 \

  157.     "mov %2, %%"REG_a"                    \n\t"\

  158.     ASMALIGN(4) /* FIXME Unroll? */\

  159.     "1:                                   \n\t"\

  160.     "movq  (%0, %%"REG_a", 2), %%mm0      \n\t"\

  161.     "movq 8(%0, %%"REG_a", 2), %%mm1      \n\t"\

  162.     "psraw                 $7, %%mm0      \n\t"\

  163.     "psraw                 $7, %%mm1      \n\t"\

  164.     "packuswb           %%mm1, %%mm0      \n\t"\

  165.     MOVNTQ(%%mm0, (%1, %%REGa))\

  166.     "add                   $8, %%"REG_a"  \n\t"\

  167.     "jnc                   1b             \n\t"

  168. 

  169. #define YSCALEYUV2YV121_ACCURATE \

  170.     "mov %2, %%"REG_a"                    \n\t"\

  171.     "pcmpeqw %%mm7, %%mm7                 \n\t"\

  172.     "psrlw                 $15, %%mm7     \n\t"\

  173.     "psllw                  $6, %%mm7     \n\t"\

  174.     ASMALIGN(4) /* FIXME Unroll? */\

  175.     "1:                                   \n\t"\

  176.     "movq  (%0, %%"REG_a", 2), %%mm0      \n\t"\

  177.     "movq 8(%0, %%"REG_a", 2), %%mm1      \n\t"\

  178.     "paddsw             %%mm7, %%mm0      \n\t"\

  179.     "paddsw             %%mm7, %%mm1      \n\t"\

  180.     "psraw                 $7, %%mm0      \n\t"\

  181.     "psraw                 $7, %%mm1      \n\t"\

  182.     "packuswb           %%mm1, %%mm0      \n\t"\

  183.     MOVNTQ(%%mm0, (%1, %%REGa))\

  184.     "add                   $8, %%"REG_a"  \n\t"\

  185.     "jnc                   1b             \n\t"

  186. 

  187. /*

  188.     :: "m" (-lumFilterSize), "m" (-chrFilterSize),

  189.        "m" (lumMmxFilter+lumFilterSize*4), "m" (chrMmxFilter+chrFilterSize*4),

  190.        "r" (dest), "m" (dstW),

  191.        "m" (lumSrc+lumFilterSize), "m" (chrSrc+chrFilterSize)

  192.     : "%eax", "%ebx", "%ecx", "%edx", "%esi"

  193. */

  194. #define YSCALEYUV2PACKEDX_UV \

  195.     __asm__ volatile(\

  196.     "xor                   %%"REG_a", %%"REG_a"     \n\t"\

  197.     ASMALIGN(4)\

  198.     "nop                                            \n\t"\

  199.     "1:                                             \n\t"\

  200.     "lea "CHR_MMX_FILTER_OFFSET"(%0), %%"REG_d"     \n\t"\

  201.     "mov                 (%%"REG_d"), %%"REG_S"     \n\t"\

  202.     "movq      "VROUNDER_OFFSET"(%0), %%mm3         \n\t"\

  203.     "movq                      %%mm3, %%mm4         \n\t"\

  204.     ASMALIGN(4)\

  205.     "2:                                             \n\t"\

  206.     "movq               8(%%"REG_d"), %%mm0         \n\t" /* filterCoeff */\

  207.     "movq     (%%"REG_S", %%"REG_a"), %%mm2         \n\t" /* UsrcData */\

  208.     "movq "AV_STRINGIFY(VOF)"(%%"REG_S", %%"REG_a"), %%mm5         \n\t" /* VsrcData */\

  209.     "add                         $16, %%"REG_d"     \n\t"\

  210.     "mov                 (%%"REG_d"), %%"REG_S"     \n\t"\

  211.     "pmulhw                    %%mm0, %%mm2         \n\t"\

  212.     "pmulhw                    %%mm0, %%mm5         \n\t"\

  213.     "paddw                     %%mm2, %%mm3         \n\t"\

  214.     "paddw                     %%mm5, %%mm4         \n\t"\

  215.     "test                  %%"REG_S", %%"REG_S"     \n\t"\

  216.     " jnz                         2b                \n\t"\

  217. 

  218. #define YSCALEYUV2PACKEDX_YA(offset,coeff,src1,src2,dst1,dst2) \

  219.     "lea                "offset"(%0), %%"REG_d"     \n\t"\

  220.     "mov                 (%%"REG_d"), %%"REG_S"     \n\t"\

  221.     "movq      "VROUNDER_OFFSET"(%0), "#dst1"       \n\t"\

  222.     "movq                    "#dst1", "#dst2"       \n\t"\

  223.     ASMALIGN(4)\

  224.     "2:                                             \n\t"\

  225.     "movq               8(%%"REG_d"), "#coeff"      \n\t" /* filterCoeff */\

  226.     "movq  (%%"REG_S", %%"REG_a", 2), "#src1"       \n\t" /* Y1srcData */\

  227.     "movq 8(%%"REG_S", %%"REG_a", 2), "#src2"       \n\t" /* Y2srcData */\

  228.     "add                         $16, %%"REG_d"            \n\t"\

  229.     "mov                 (%%"REG_d"), %%"REG_S"     \n\t"\

  230.     "pmulhw                 "#coeff", "#src1"       \n\t"\

  231.     "pmulhw                 "#coeff", "#src2"       \n\t"\

  232.     "paddw                   "#src1", "#dst1"       \n\t"\

  233.     "paddw                   "#src2", "#dst2"       \n\t"\

  234.     "test                  %%"REG_S", %%"REG_S"     \n\t"\

  235.     " jnz                         2b                \n\t"\

  236. 

  237. #define YSCALEYUV2PACKEDX \

  238.     YSCALEYUV2PACKEDX_UV \

  239.     YSCALEYUV2PACKEDX_YA(LUM_MMX_FILTER_OFFSET,%%mm0,%%mm2,%%mm5,%%mm1,%%mm7) \

  240. 

  241. #define YSCALEYUV2PACKEDX_END                 \

  242.     :: "r" (&c->redDither),                   \

  243.         "m" (dummy), "m" (dummy), "m" (dummy),\

  244.         "r" (dest), "m" (dstW)                \

  245.     : "%"REG_a, "%"REG_d, "%"REG_S            \

  246.     );

  247. 

  248. #define YSCALEYUV2PACKEDX_ACCURATE_UV \

  249.     __asm__ volatile(\

  250.     "xor %%"REG_a", %%"REG_a"                       \n\t"\

  251.     ASMALIGN(4)\

  252.     "nop                                            \n\t"\

  253.     "1:                                             \n\t"\

  254.     "lea "CHR_MMX_FILTER_OFFSET"(%0), %%"REG_d"     \n\t"\

  255.     "mov                 (%%"REG_d"), %%"REG_S"     \n\t"\

  256.     "pxor                      %%mm4, %%mm4         \n\t"\

  257.     "pxor                      %%mm5, %%mm5         \n\t"\

  258.     "pxor                      %%mm6, %%mm6         \n\t"\

  259.     "pxor                      %%mm7, %%mm7         \n\t"\

  260.     ASMALIGN(4)\

  261.     "2:                                             \n\t"\

  262.     "movq     (%%"REG_S", %%"REG_a"), %%mm0         \n\t" /* UsrcData */\

  263.     "movq "AV_STRINGIFY(VOF)"(%%"REG_S", %%"REG_a"), %%mm2         \n\t" /* VsrcData */\

  264.     "mov "STR(APCK_PTR2)"(%%"REG_d"), %%"REG_S"     \n\t"\

  265.     "movq     (%%"REG_S", %%"REG_a"), %%mm1         \n\t" /* UsrcData */\

  266.     "movq                      %%mm0, %%mm3         \n\t"\

  267.     "punpcklwd                 %%mm1, %%mm0         \n\t"\

  268.     "punpckhwd                 %%mm1, %%mm3         \n\t"\

  269.     "movq "STR(APCK_COEF)"(%%"REG_d"),%%mm1         \n\t" /* filterCoeff */\

  270.     "pmaddwd                   %%mm1, %%mm0         \n\t"\

  271.     "pmaddwd                   %%mm1, %%mm3         \n\t"\

  272.     "paddd                     %%mm0, %%mm4         \n\t"\

  273.     "paddd                     %%mm3, %%mm5         \n\t"\

  274.     "movq "AV_STRINGIFY(VOF)"(%%"REG_S", %%"REG_a"), %%mm3         \n\t" /* VsrcData */\

  275.     "mov "STR(APCK_SIZE)"(%%"REG_d"), %%"REG_S"     \n\t"\

  276.     "add           $"STR(APCK_SIZE)", %%"REG_d"     \n\t"\

  277.     "test                  %%"REG_S", %%"REG_S"     \n\t"\

  278.     "movq                      %%mm2, %%mm0         \n\t"\

  279.     "punpcklwd                 %%mm3, %%mm2         \n\t"\

  280.     "punpckhwd                 %%mm3, %%mm0         \n\t"\

  281.     "pmaddwd                   %%mm1, %%mm2         \n\t"\

  282.     "pmaddwd                   %%mm1, %%mm0         \n\t"\

  283.     "paddd                     %%mm2, %%mm6         \n\t"\

  284.     "paddd                     %%mm0, %%mm7         \n\t"\

  285.     " jnz                         2b                \n\t"\

  286.     "psrad                       $16, %%mm4         \n\t"\

  287.     "psrad                       $16, %%mm5         \n\t"\

  288.     "psrad                       $16, %%mm6         \n\t"\

  289.     "psrad                       $16, %%mm7         \n\t"\

  290.     "movq      "VROUNDER_OFFSET"(%0), %%mm0         \n\t"\

  291.     "packssdw                  %%mm5, %%mm4         \n\t"\

  292.     "packssdw                  %%mm7, %%mm6         \n\t"\

  293.     "paddw                     %%mm0, %%mm4         \n\t"\

  294.     "paddw                     %%mm0, %%mm6         \n\t"\

  295.     "movq                      %%mm4, "U_TEMP"(%0)  \n\t"\

  296.     "movq                      %%mm6, "V_TEMP"(%0)  \n\t"\

  297. 

  298. #define YSCALEYUV2PACKEDX_ACCURATE_YA(offset) \

  299.     "lea                "offset"(%0), %%"REG_d"     \n\t"\

  300.     "mov                 (%%"REG_d"), %%"REG_S"     \n\t"\

  301.     "pxor                      %%mm1, %%mm1         \n\t"\

  302.     "pxor                      %%mm5, %%mm5         \n\t"\

  303.     "pxor                      %%mm7, %%mm7         \n\t"\

  304.     "pxor                      %%mm6, %%mm6         \n\t"\

  305.     ASMALIGN(4)\

  306.     "2:                                             \n\t"\

  307.     "movq  (%%"REG_S", %%"REG_a", 2), %%mm0         \n\t" /* Y1srcData */\

  308.     "movq 8(%%"REG_S", %%"REG_a", 2), %%mm2         \n\t" /* Y2srcData */\

  309.     "mov "STR(APCK_PTR2)"(%%"REG_d"), %%"REG_S"     \n\t"\

  310.     "movq  (%%"REG_S", %%"REG_a", 2), %%mm4         \n\t" /* Y1srcData */\

  311.     "movq                      %%mm0, %%mm3         \n\t"\

  312.     "punpcklwd                 %%mm4, %%mm0         \n\t"\

  313.     "punpckhwd                 %%mm4, %%mm3         \n\t"\

  314.     "movq "STR(APCK_COEF)"(%%"REG_d"), %%mm4         \n\t" /* filterCoeff */\

  315.     "pmaddwd                   %%mm4, %%mm0         \n\t"\

  316.     "pmaddwd                   %%mm4, %%mm3         \n\t"\

  317.     "paddd                     %%mm0, %%mm1         \n\t"\

  318.     "paddd                     %%mm3, %%mm5         \n\t"\

  319.     "movq 8(%%"REG_S", %%"REG_a", 2), %%mm3         \n\t" /* Y2srcData */\

  320.     "mov "STR(APCK_SIZE)"(%%"REG_d"), %%"REG_S"     \n\t"\

  321.     "add           $"STR(APCK_SIZE)", %%"REG_d"     \n\t"\

  322.     "test                  %%"REG_S", %%"REG_S"     \n\t"\

  323.     "movq                      %%mm2, %%mm0         \n\t"\

  324.     "punpcklwd                 %%mm3, %%mm2         \n\t"\

  325.     "punpckhwd                 %%mm3, %%mm0         \n\t"\

  326.     "pmaddwd                   %%mm4, %%mm2         \n\t"\

  327.     "pmaddwd                   %%mm4, %%mm0         \n\t"\

  328.     "paddd                     %%mm2, %%mm7         \n\t"\

  329.     "paddd                     %%mm0, %%mm6         \n\t"\

  330.     " jnz                         2b                \n\t"\

  331.     "psrad                       $16, %%mm1         \n\t"\

  332.     "psrad                       $16, %%mm5         \n\t"\

  333.     "psrad                       $16, %%mm7         \n\t"\

  334.     "psrad                       $16, %%mm6         \n\t"\

  335.     "movq      "VROUNDER_OFFSET"(%0), %%mm0         \n\t"\

  336.     "packssdw                  %%mm5, %%mm1         \n\t"\

  337.     "packssdw                  %%mm6, %%mm7         \n\t"\

  338.     "paddw                     %%mm0, %%mm1         \n\t"\

  339.     "paddw                     %%mm0, %%mm7         \n\t"\

  340.     "movq               "U_TEMP"(%0), %%mm3         \n\t"\

  341.     "movq               "V_TEMP"(%0), %%mm4         \n\t"\

  342. 

  343. #define YSCALEYUV2PACKEDX_ACCURATE \

  344.     YSCALEYUV2PACKEDX_ACCURATE_UV \

  345.     YSCALEYUV2PACKEDX_ACCURATE_YA(LUM_MMX_FILTER_OFFSET)

  346. 

  347. #define YSCALEYUV2RGBX \

  348.     "psubw  "U_OFFSET"(%0), %%mm3       \n\t" /* (U-128)8*/\

  349.     "psubw  "V_OFFSET"(%0), %%mm4       \n\t" /* (V-128)8*/\

  350.     "movq            %%mm3, %%mm2       \n\t" /* (U-128)8*/\

  351.     "movq            %%mm4, %%mm5       \n\t" /* (V-128)8*/\

  352.     "pmulhw "UG_COEFF"(%0), %%mm3       \n\t"\

  353.     "pmulhw "VG_COEFF"(%0), %%mm4       \n\t"\

  354. /* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\

  355.     "pmulhw "UB_COEFF"(%0), %%mm2       \n\t"\

  356.     "pmulhw "VR_COEFF"(%0), %%mm5       \n\t"\

  357.     "psubw  "Y_OFFSET"(%0), %%mm1       \n\t" /* 8(Y-16)*/\

  358.     "psubw  "Y_OFFSET"(%0), %%mm7       \n\t" /* 8(Y-16)*/\

  359.     "pmulhw  "Y_COEFF"(%0), %%mm1       \n\t"\

  360.     "pmulhw  "Y_COEFF"(%0), %%mm7       \n\t"\

  361. /* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\

  362.     "paddw           %%mm3, %%mm4       \n\t"\

  363.     "movq            %%mm2, %%mm0       \n\t"\

  364.     "movq            %%mm5, %%mm6       \n\t"\

  365.     "movq            %%mm4, %%mm3       \n\t"\

  366.     "punpcklwd       %%mm2, %%mm2       \n\t"\

  367.     "punpcklwd       %%mm5, %%mm5       \n\t"\

  368.     "punpcklwd       %%mm4, %%mm4       \n\t"\

  369.     "paddw           %%mm1, %%mm2       \n\t"\

  370.     "paddw           %%mm1, %%mm5       \n\t"\

  371.     "paddw           %%mm1, %%mm4       \n\t"\

  372.     "punpckhwd       %%mm0, %%mm0       \n\t"\

  373.     "punpckhwd       %%mm6, %%mm6       \n\t"\

  374.     "punpckhwd       %%mm3, %%mm3       \n\t"\

  375.     "paddw           %%mm7, %%mm0       \n\t"\

  376.     "paddw           %%mm7, %%mm6       \n\t"\

  377.     "paddw           %%mm7, %%mm3       \n\t"\

  378.     /* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\

  379.     "packuswb        %%mm0, %%mm2       \n\t"\

  380.     "packuswb        %%mm6, %%mm5       \n\t"\

  381.     "packuswb        %%mm3, %%mm4       \n\t"\

  382. 

  383. #define REAL_YSCALEYUV2PACKED(index, c) \

  384.     "movq "CHR_MMX_FILTER_OFFSET"+8("#c"), %%mm0              \n\t"\

  385.     "movq "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm1              \n\t"\

  386.     "psraw                $3, %%mm0                           \n\t"\

  387.     "psraw                $3, %%mm1                           \n\t"\

  388.     "movq              %%mm0, "CHR_MMX_FILTER_OFFSET"+8("#c") \n\t"\

  389.     "movq              %%mm1, "LUM_MMX_FILTER_OFFSET"+8("#c") \n\t"\

  390.     "xor            "#index", "#index"                        \n\t"\

  391.     ASMALIGN(4)\

  392.     "1:                                 \n\t"\

  393.     "movq     (%2, "#index"), %%mm2     \n\t" /* uvbuf0[eax]*/\

  394.     "movq     (%3, "#index"), %%mm3     \n\t" /* uvbuf1[eax]*/\

  395.     "movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm5     \n\t" /* uvbuf0[eax+2048]*/\

  396.     "movq "AV_STRINGIFY(VOF)"(%3, "#index"), %%mm4     \n\t" /* uvbuf1[eax+2048]*/\

  397.     "psubw             %%mm3, %%mm2     \n\t" /* uvbuf0[eax] - uvbuf1[eax]*/\

  398.     "psubw             %%mm4, %%mm5     \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048]*/\

  399.     "movq "CHR_MMX_FILTER_OFFSET"+8("#c"), %%mm0    \n\t"\

  400.     "pmulhw            %%mm0, %%mm2     \n\t" /* (uvbuf0[eax] - uvbuf1[eax])uvalpha1>>16*/\

  401.     "pmulhw            %%mm0, %%mm5     \n\t" /* (uvbuf0[eax+2048] - uvbuf1[eax+2048])uvalpha1>>16*/\

  402.     "psraw                $7, %%mm3     \n\t" /* uvbuf0[eax] - uvbuf1[eax] >>4*/\

  403.     "psraw                $7, %%mm4     \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/\

  404.     "paddw             %%mm2, %%mm3     \n\t" /* uvbuf0[eax]uvalpha1 - uvbuf1[eax](1-uvalpha1)*/\

  405.     "paddw             %%mm5, %%mm4     \n\t" /* uvbuf0[eax+2048]uvalpha1 - uvbuf1[eax+2048](1-uvalpha1)*/\

  406.     "movq  (%0, "#index", 2), %%mm0     \n\t" /*buf0[eax]*/\

  407.     "movq  (%1, "#index", 2), %%mm1     \n\t" /*buf1[eax]*/\

  408.     "movq 8(%0, "#index", 2), %%mm6     \n\t" /*buf0[eax]*/\

  409.     "movq 8(%1, "#index", 2), %%mm7     \n\t" /*buf1[eax]*/\

  410.     "psubw             %%mm1, %%mm0     \n\t" /* buf0[eax] - buf1[eax]*/\

  411.     "psubw             %%mm7, %%mm6     \n\t" /* buf0[eax] - buf1[eax]*/\

  412.     "pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm0  \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\

  413.     "pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm6  \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\

  414.     "psraw                $7, %%mm1     \n\t" /* buf0[eax] - buf1[eax] >>4*/\

  415.     "psraw                $7, %%mm7     \n\t" /* buf0[eax] - buf1[eax] >>4*/\

  416.     "paddw             %%mm0, %%mm1     \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\

  417.     "paddw             %%mm6, %%mm7     \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\

  418. 

  419. #define YSCALEYUV2PACKED(index, c)  REAL_YSCALEYUV2PACKED(index, c)

  420. 

  421. #define REAL_YSCALEYUV2RGB_UV(index, c) \

  422.     "xor            "#index", "#index"  \n\t"\

  423.     ASMALIGN(4)\

  424.     "1:                                 \n\t"\

  425.     "movq     (%2, "#index"), %%mm2     \n\t" /* uvbuf0[eax]*/\

  426.     "movq     (%3, "#index"), %%mm3     \n\t" /* uvbuf1[eax]*/\

  427.     "movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm5     \n\t" /* uvbuf0[eax+2048]*/\

  428.     "movq "AV_STRINGIFY(VOF)"(%3, "#index"), %%mm4     \n\t" /* uvbuf1[eax+2048]*/\

  429.     "psubw             %%mm3, %%mm2     \n\t" /* uvbuf0[eax] - uvbuf1[eax]*/\

  430.     "psubw             %%mm4, %%mm5     \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048]*/\

  431.     "movq "CHR_MMX_FILTER_OFFSET"+8("#c"), %%mm0    \n\t"\

  432.     "pmulhw            %%mm0, %%mm2     \n\t" /* (uvbuf0[eax] - uvbuf1[eax])uvalpha1>>16*/\

  433.     "pmulhw            %%mm0, %%mm5     \n\t" /* (uvbuf0[eax+2048] - uvbuf1[eax+2048])uvalpha1>>16*/\

  434.     "psraw                $4, %%mm3     \n\t" /* uvbuf0[eax] - uvbuf1[eax] >>4*/\

  435.     "psraw                $4, %%mm4     \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/\

  436.     "paddw             %%mm2, %%mm3     \n\t" /* uvbuf0[eax]uvalpha1 - uvbuf1[eax](1-uvalpha1)*/\

  437.     "paddw             %%mm5, %%mm4     \n\t" /* uvbuf0[eax+2048]uvalpha1 - uvbuf1[eax+2048](1-uvalpha1)*/\

  438.     "psubw  "U_OFFSET"("#c"), %%mm3     \n\t" /* (U-128)8*/\

  439.     "psubw  "V_OFFSET"("#c"), %%mm4     \n\t" /* (V-128)8*/\

  440.     "movq              %%mm3, %%mm2     \n\t" /* (U-128)8*/\

  441.     "movq              %%mm4, %%mm5     \n\t" /* (V-128)8*/\

  442.     "pmulhw "UG_COEFF"("#c"), %%mm3     \n\t"\

  443.     "pmulhw "VG_COEFF"("#c"), %%mm4     \n\t"\

  444.     /* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\

  445. 

  446. #define REAL_YSCALEYUV2RGB_YA(index, c, b1, b2) \

  447.     "movq  ("#b1", "#index", 2), %%mm0     \n\t" /*buf0[eax]*/\

  448.     "movq  ("#b2", "#index", 2), %%mm1     \n\t" /*buf1[eax]*/\

  449.     "movq 8("#b1", "#index", 2), %%mm6     \n\t" /*buf0[eax]*/\

  450.     "movq 8("#b2", "#index", 2), %%mm7     \n\t" /*buf1[eax]*/\

  451.     "psubw             %%mm1, %%mm0     \n\t" /* buf0[eax] - buf1[eax]*/\

  452.     "psubw             %%mm7, %%mm6     \n\t" /* buf0[eax] - buf1[eax]*/\

  453.     "pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm0  \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\

  454.     "pmulhw "LUM_MMX_FILTER_OFFSET"+8("#c"), %%mm6  \n\t" /* (buf0[eax] - buf1[eax])yalpha1>>16*/\

  455.     "psraw                $4, %%mm1     \n\t" /* buf0[eax] - buf1[eax] >>4*/\

  456.     "psraw                $4, %%mm7     \n\t" /* buf0[eax] - buf1[eax] >>4*/\

  457.     "paddw             %%mm0, %%mm1     \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\

  458.     "paddw             %%mm6, %%mm7     \n\t" /* buf0[eax]yalpha1 + buf1[eax](1-yalpha1) >>16*/\

  459. 

  460. #define REAL_YSCALEYUV2RGB_COEFF(c) \

  461.     "pmulhw "UB_COEFF"("#c"), %%mm2     \n\t"\

  462.     "pmulhw "VR_COEFF"("#c"), %%mm5     \n\t"\

  463.     "psubw  "Y_OFFSET"("#c"), %%mm1     \n\t" /* 8(Y-16)*/\

  464.     "psubw  "Y_OFFSET"("#c"), %%mm7     \n\t" /* 8(Y-16)*/\

  465.     "pmulhw  "Y_COEFF"("#c"), %%mm1     \n\t"\

  466.     "pmulhw  "Y_COEFF"("#c"), %%mm7     \n\t"\

  467.     /* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\

  468.     "paddw             %%mm3, %%mm4     \n\t"\

  469.     "movq              %%mm2, %%mm0     \n\t"\

  470.     "movq              %%mm5, %%mm6     \n\t"\

  471.     "movq              %%mm4, %%mm3     \n\t"\

  472.     "punpcklwd         %%mm2, %%mm2     \n\t"\

  473.     "punpcklwd         %%mm5, %%mm5     \n\t"\

  474.     "punpcklwd         %%mm4, %%mm4     \n\t"\

  475.     "paddw             %%mm1, %%mm2     \n\t"\

  476.     "paddw             %%mm1, %%mm5     \n\t"\

  477.     "paddw             %%mm1, %%mm4     \n\t"\

  478.     "punpckhwd         %%mm0, %%mm0     \n\t"\

  479.     "punpckhwd         %%mm6, %%mm6     \n\t"\

  480.     "punpckhwd         %%mm3, %%mm3     \n\t"\

  481.     "paddw             %%mm7, %%mm0     \n\t"\

  482.     "paddw             %%mm7, %%mm6     \n\t"\

  483.     "paddw             %%mm7, %%mm3     \n\t"\

  484.     /* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\

  485.     "packuswb          %%mm0, %%mm2     \n\t"\

  486.     "packuswb          %%mm6, %%mm5     \n\t"\

  487.     "packuswb          %%mm3, %%mm4     \n\t"\

  488. 

  489. #define YSCALEYUV2RGB_YA(index, c, b1, b2) REAL_YSCALEYUV2RGB_YA(index, c, b1, b2)

  490. 

  491. #define YSCALEYUV2RGB(index, c) \

  492.     REAL_YSCALEYUV2RGB_UV(index, c) \

  493.     REAL_YSCALEYUV2RGB_YA(index, c, %0, %1) \

  494.     REAL_YSCALEYUV2RGB_COEFF(c)

  495. 

  496. #define REAL_YSCALEYUV2PACKED1(index, c) \

  497.     "xor            "#index", "#index"  \n\t"\

  498.     ASMALIGN(4)\

  499.     "1:                                 \n\t"\

  500.     "movq     (%2, "#index"), %%mm3     \n\t" /* uvbuf0[eax]*/\

  501.     "movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm4     \n\t" /* uvbuf0[eax+2048]*/\

  502.     "psraw                $7, %%mm3     \n\t" \

  503.     "psraw                $7, %%mm4     \n\t" \

  504.     "movq  (%0, "#index", 2), %%mm1     \n\t" /*buf0[eax]*/\

  505.     "movq 8(%0, "#index", 2), %%mm7     \n\t" /*buf0[eax]*/\

  506.     "psraw                $7, %%mm1     \n\t" \

  507.     "psraw                $7, %%mm7     \n\t" \

  508. 

  509. #define YSCALEYUV2PACKED1(index, c)  REAL_YSCALEYUV2PACKED1(index, c)

  510. 

  511. #define REAL_YSCALEYUV2RGB1(index, c) \

  512.     "xor            "#index", "#index"  \n\t"\

  513.     ASMALIGN(4)\

  514.     "1:                                 \n\t"\

  515.     "movq     (%2, "#index"), %%mm3     \n\t" /* uvbuf0[eax]*/\

  516.     "movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm4     \n\t" /* uvbuf0[eax+2048]*/\

  517.     "psraw                $4, %%mm3     \n\t" /* uvbuf0[eax] - uvbuf1[eax] >>4*/\

  518.     "psraw                $4, %%mm4     \n\t" /* uvbuf0[eax+2048] - uvbuf1[eax+2048] >>4*/\

  519.     "psubw  "U_OFFSET"("#c"), %%mm3     \n\t" /* (U-128)8*/\

  520.     "psubw  "V_OFFSET"("#c"), %%mm4     \n\t" /* (V-128)8*/\

  521.     "movq              %%mm3, %%mm2     \n\t" /* (U-128)8*/\

  522.     "movq              %%mm4, %%mm5     \n\t" /* (V-128)8*/\

  523.     "pmulhw "UG_COEFF"("#c"), %%mm3     \n\t"\

  524.     "pmulhw "VG_COEFF"("#c"), %%mm4     \n\t"\

  525.     /* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\

  526.     "movq  (%0, "#index", 2), %%mm1     \n\t" /*buf0[eax]*/\

  527.     "movq 8(%0, "#index", 2), %%mm7     \n\t" /*buf0[eax]*/\

  528.     "psraw                $4, %%mm1     \n\t" /* buf0[eax] - buf1[eax] >>4*/\

  529.     "psraw                $4, %%mm7     \n\t" /* buf0[eax] - buf1[eax] >>4*/\

  530.     "pmulhw "UB_COEFF"("#c"), %%mm2     \n\t"\

  531.     "pmulhw "VR_COEFF"("#c"), %%mm5     \n\t"\

  532.     "psubw  "Y_OFFSET"("#c"), %%mm1     \n\t" /* 8(Y-16)*/\

  533.     "psubw  "Y_OFFSET"("#c"), %%mm7     \n\t" /* 8(Y-16)*/\

  534.     "pmulhw  "Y_COEFF"("#c"), %%mm1     \n\t"\

  535.     "pmulhw  "Y_COEFF"("#c"), %%mm7     \n\t"\

  536.     /* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\

  537.     "paddw             %%mm3, %%mm4     \n\t"\

  538.     "movq              %%mm2, %%mm0     \n\t"\

  539.     "movq              %%mm5, %%mm6     \n\t"\

  540.     "movq              %%mm4, %%mm3     \n\t"\

  541.     "punpcklwd         %%mm2, %%mm2     \n\t"\

  542.     "punpcklwd         %%mm5, %%mm5     \n\t"\

  543.     "punpcklwd         %%mm4, %%mm4     \n\t"\

  544.     "paddw             %%mm1, %%mm2     \n\t"\

  545.     "paddw             %%mm1, %%mm5     \n\t"\

  546.     "paddw             %%mm1, %%mm4     \n\t"\

  547.     "punpckhwd         %%mm0, %%mm0     \n\t"\

  548.     "punpckhwd         %%mm6, %%mm6     \n\t"\

  549.     "punpckhwd         %%mm3, %%mm3     \n\t"\

  550.     "paddw             %%mm7, %%mm0     \n\t"\

  551.     "paddw             %%mm7, %%mm6     \n\t"\

  552.     "paddw             %%mm7, %%mm3     \n\t"\

  553.     /* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\

  554.     "packuswb          %%mm0, %%mm2     \n\t"\

  555.     "packuswb          %%mm6, %%mm5     \n\t"\

  556.     "packuswb          %%mm3, %%mm4     \n\t"\

  557. 

  558. #define YSCALEYUV2RGB1(index, c)  REAL_YSCALEYUV2RGB1(index, c)

  559. 

  560. #define REAL_YSCALEYUV2PACKED1b(index, c) \

  561.     "xor "#index", "#index"             \n\t"\

  562.     ASMALIGN(4)\

  563.     "1:                                 \n\t"\

  564.     "movq     (%2, "#index"), %%mm2     \n\t" /* uvbuf0[eax]*/\

  565.     "movq     (%3, "#index"), %%mm3     \n\t" /* uvbuf1[eax]*/\

  566.     "movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm5     \n\t" /* uvbuf0[eax+2048]*/\

  567.     "movq "AV_STRINGIFY(VOF)"(%3, "#index"), %%mm4     \n\t" /* uvbuf1[eax+2048]*/\

  568.     "paddw             %%mm2, %%mm3     \n\t" /* uvbuf0[eax] + uvbuf1[eax]*/\

  569.     "paddw             %%mm5, %%mm4     \n\t" /* uvbuf0[eax+2048] + uvbuf1[eax+2048]*/\

  570.     "psrlw                $8, %%mm3     \n\t" \

  571.     "psrlw                $8, %%mm4     \n\t" \

  572.     "movq  (%0, "#index", 2), %%mm1     \n\t" /*buf0[eax]*/\

  573.     "movq 8(%0, "#index", 2), %%mm7     \n\t" /*buf0[eax]*/\

  574.     "psraw                $7, %%mm1     \n\t" \

  575.     "psraw                $7, %%mm7     \n\t"

  576. #define YSCALEYUV2PACKED1b(index, c)  REAL_YSCALEYUV2PACKED1b(index, c)

  577. 

  578. // do vertical chrominance interpolation

  579. #define REAL_YSCALEYUV2RGB1b(index, c) \

  580.     "xor            "#index", "#index"  \n\t"\

  581.     ASMALIGN(4)\

  582.     "1:                                 \n\t"\

  583.     "movq     (%2, "#index"), %%mm2     \n\t" /* uvbuf0[eax]*/\

  584.     "movq     (%3, "#index"), %%mm3     \n\t" /* uvbuf1[eax]*/\

  585.     "movq "AV_STRINGIFY(VOF)"(%2, "#index"), %%mm5     \n\t" /* uvbuf0[eax+2048]*/\

  586.     "movq "AV_STRINGIFY(VOF)"(%3, "#index"), %%mm4     \n\t" /* uvbuf1[eax+2048]*/\

  587.     "paddw             %%mm2, %%mm3     \n\t" /* uvbuf0[eax] + uvbuf1[eax]*/\

  588.     "paddw             %%mm5, %%mm4     \n\t" /* uvbuf0[eax+2048] + uvbuf1[eax+2048]*/\

  589.     "psrlw                $5, %%mm3     \n\t" /*FIXME might overflow*/\

  590.     "psrlw                $5, %%mm4     \n\t" /*FIXME might overflow*/\

  591.     "psubw  "U_OFFSET"("#c"), %%mm3     \n\t" /* (U-128)8*/\

  592.     "psubw  "V_OFFSET"("#c"), %%mm4     \n\t" /* (V-128)8*/\

  593.     "movq              %%mm3, %%mm2     \n\t" /* (U-128)8*/\

  594.     "movq              %%mm4, %%mm5     \n\t" /* (V-128)8*/\

  595.     "pmulhw "UG_COEFF"("#c"), %%mm3     \n\t"\

  596.     "pmulhw "VG_COEFF"("#c"), %%mm4     \n\t"\

  597.     /* mm2=(U-128)8, mm3=ug, mm4=vg mm5=(V-128)8 */\

  598.     "movq  (%0, "#index", 2), %%mm1     \n\t" /*buf0[eax]*/\

  599.     "movq 8(%0, "#index", 2), %%mm7     \n\t" /*buf0[eax]*/\

  600.     "psraw                $4, %%mm1     \n\t" /* buf0[eax] - buf1[eax] >>4*/\

  601.     "psraw                $4, %%mm7     \n\t" /* buf0[eax] - buf1[eax] >>4*/\

  602.     "pmulhw "UB_COEFF"("#c"), %%mm2     \n\t"\

  603.     "pmulhw "VR_COEFF"("#c"), %%mm5     \n\t"\

  604.     "psubw  "Y_OFFSET"("#c"), %%mm1     \n\t" /* 8(Y-16)*/\

  605.     "psubw  "Y_OFFSET"("#c"), %%mm7     \n\t" /* 8(Y-16)*/\

  606.     "pmulhw  "Y_COEFF"("#c"), %%mm1     \n\t"\

  607.     "pmulhw  "Y_COEFF"("#c"), %%mm7     \n\t"\

  608.     /* mm1= Y1, mm2=ub, mm3=ug, mm4=vg mm5=vr, mm7=Y2 */\

  609.     "paddw             %%mm3, %%mm4     \n\t"\

  610.     "movq              %%mm2, %%mm0     \n\t"\

  611.     "movq              %%mm5, %%mm6     \n\t"\

  612.     "movq              %%mm4, %%mm3     \n\t"\

  613.     "punpcklwd         %%mm2, %%mm2     \n\t"\

  614.     "punpcklwd         %%mm5, %%mm5     \n\t"\

  615.     "punpcklwd         %%mm4, %%mm4     \n\t"\

  616.     "paddw             %%mm1, %%mm2     \n\t"\

  617.     "paddw             %%mm1, %%mm5     \n\t"\

  618.     "paddw             %%mm1, %%mm4     \n\t"\

  619.     "punpckhwd         %%mm0, %%mm0     \n\t"\

  620.     "punpckhwd         %%mm6, %%mm6     \n\t"\

  621.     "punpckhwd         %%mm3, %%mm3     \n\t"\

  622.     "paddw             %%mm7, %%mm0     \n\t"\

  623.     "paddw             %%mm7, %%mm6     \n\t"\

  624.     "paddw             %%mm7, %%mm3     \n\t"\

  625.     /* mm0=B1, mm2=B2, mm3=G2, mm4=G1, mm5=R1, mm6=R2 */\

  626.     "packuswb          %%mm0, %%mm2     \n\t"\

  627.     "packuswb          %%mm6, %%mm5     \n\t"\

  628.     "packuswb          %%mm3, %%mm4     \n\t"\

  629. 

  630. #define YSCALEYUV2RGB1b(index, c)  REAL_YSCALEYUV2RGB1b(index, c)

  631. 

  632. #define REAL_YSCALEYUV2RGB1_ALPHA(index) \

  633.     "movq  (%1, "#index", 2), %%mm7     \n\t" /* abuf0[index  ]     */\

  634.     "movq 8(%1, "#index", 2), %%mm1     \n\t" /* abuf0[index+4]     */\

  635.     "psraw                $7, %%mm7     \n\t" /* abuf0[index  ] >>7 */\

  636.     "psraw                $7, %%mm1     \n\t" /* abuf0[index+4] >>7 */\

  637.     "packuswb          %%mm1, %%mm7     \n\t"

  638. #define YSCALEYUV2RGB1_ALPHA(index) REAL_YSCALEYUV2RGB1_ALPHA(index)

  639. 

  640. #define REAL_WRITEBGR32(dst, dstw, index, b, g, r, a, q0, q2, q3, t) \

  641.     "movq       "#b", "#q2"     \n\t" /* B */\

  642.     "movq       "#r", "#t"      \n\t" /* R */\

  643.     "punpcklbw  "#g", "#b"      \n\t" /* GBGBGBGB 0 */\

  644.     "punpcklbw  "#a", "#r"      \n\t" /* ARARARAR 0 */\

  645.     "punpckhbw  "#g", "#q2"     \n\t" /* GBGBGBGB 2 */\

  646.     "punpckhbw  "#a", "#t"      \n\t" /* ARARARAR 2 */\

  647.     "movq       "#b", "#q0"     \n\t" /* GBGBGBGB 0 */\

  648.     "movq      "#q2", "#q3"     \n\t" /* GBGBGBGB 2 */\

  649.     "punpcklwd  "#r", "#q0"     \n\t" /* ARGBARGB 0 */\

  650.     "punpckhwd  "#r", "#b"      \n\t" /* ARGBARGB 1 */\

  651.     "punpcklwd  "#t", "#q2"     \n\t" /* ARGBARGB 2 */\

  652.     "punpckhwd  "#t", "#q3"     \n\t" /* ARGBARGB 3 */\

  653. \

  654.     MOVNTQ(   q0,   (dst, index, 4))\

  655.     MOVNTQ(    b,  8(dst, index, 4))\

  656.     MOVNTQ(   q2, 16(dst, index, 4))\

  657.     MOVNTQ(   q3, 24(dst, index, 4))\

  658. \

  659.     "add      $8, "#index"      \n\t"\

  660.     "cmp "#dstw", "#index"      \n\t"\

  661.     " jb      1b                \n\t"

  662. #define WRITEBGR32(dst, dstw, index, b, g, r, a, q0, q2, q3, t)  REAL_WRITEBGR32(dst, dstw, index, b, g, r, a, q0, q2, q3, t)

  663. 

  664. #define REAL_WRITERGB16(dst, dstw, index) \

  665.     "pand "MANGLE(bF8)", %%mm2  \n\t" /* B */\

  666.     "pand "MANGLE(bFC)", %%mm4  \n\t" /* G */\

  667.     "pand "MANGLE(bF8)", %%mm5  \n\t" /* R */\

  668.     "psrlq           $3, %%mm2  \n\t"\

  669. \

  670.     "movq         %%mm2, %%mm1  \n\t"\

  671.     "movq         %%mm4, %%mm3  \n\t"\

  672. \

  673.     "punpcklbw    %%mm7, %%mm3  \n\t"\

  674.     "punpcklbw    %%mm5, %%mm2  \n\t"\

  675.     "punpckhbw    %%mm7, %%mm4  \n\t"\

  676.     "punpckhbw    %%mm5, %%mm1  \n\t"\

  677. \

  678.     "psllq           $3, %%mm3  \n\t"\

  679.     "psllq           $3, %%mm4  \n\t"\

  680. \

  681.     "por          %%mm3, %%mm2  \n\t"\

  682.     "por          %%mm4, %%mm1  \n\t"\

  683. \

  684.     MOVNTQ(%%mm2,  (dst, index, 2))\

  685.     MOVNTQ(%%mm1, 8(dst, index, 2))\

  686. \

  687.     "add             $8, "#index"   \n\t"\

  688.     "cmp        "#dstw", "#index"   \n\t"\

  689.     " jb             1b             \n\t"

  690. #define WRITERGB16(dst, dstw, index)  REAL_WRITERGB16(dst, dstw, index)

  691. 

  692. #define REAL_WRITERGB15(dst, dstw, index) \

  693.     "pand "MANGLE(bF8)", %%mm2  \n\t" /* B */\

  694.     "pand "MANGLE(bF8)", %%mm4  \n\t" /* G */\

  695.     "pand "MANGLE(bF8)", %%mm5  \n\t" /* R */\

  696.     "psrlq           $3, %%mm2  \n\t"\

  697.     "psrlq           $1, %%mm5  \n\t"\

  698. \

  699.     "movq         %%mm2, %%mm1  \n\t"\

  700.     "movq         %%mm4, %%mm3  \n\t"\

  701. \

  702.     "punpcklbw    %%mm7, %%mm3  \n\t"\

  703.     "punpcklbw    %%mm5, %%mm2  \n\t"\

  704.     "punpckhbw    %%mm7, %%mm4  \n\t"\

  705.     "punpckhbw    %%mm5, %%mm1  \n\t"\

  706. \

  707.     "psllq           $2, %%mm3  \n\t"\

  708.     "psllq           $2, %%mm4  \n\t"\

  709. \

  710.     "por          %%mm3, %%mm2  \n\t"\

  711.     "por          %%mm4, %%mm1  \n\t"\

  712. \

  713.     MOVNTQ(%%mm2,  (dst, index, 2))\

  714.     MOVNTQ(%%mm1, 8(dst, index, 2))\

  715. \

  716.     "add             $8, "#index"   \n\t"\

  717.     "cmp        "#dstw", "#index"   \n\t"\

  718.     " jb             1b             \n\t"

  719. #define WRITERGB15(dst, dstw, index)  REAL_WRITERGB15(dst, dstw, index)

  720. 

  721. #define WRITEBGR24OLD(dst, dstw, index) \

  722.     /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */\

  723.     "movq      %%mm2, %%mm1             \n\t" /* B */\

  724.     "movq      %%mm5, %%mm6             \n\t" /* R */\

  725.     "punpcklbw %%mm4, %%mm2             \n\t" /* GBGBGBGB 0 */\

  726.     "punpcklbw %%mm7, %%mm5             \n\t" /* 0R0R0R0R 0 */\

  727.     "punpckhbw %%mm4, %%mm1             \n\t" /* GBGBGBGB 2 */\

  728.     "punpckhbw %%mm7, %%mm6             \n\t" /* 0R0R0R0R 2 */\

  729.     "movq      %%mm2, %%mm0             \n\t" /* GBGBGBGB 0 */\

  730.     "movq      %%mm1, %%mm3             \n\t" /* GBGBGBGB 2 */\

  731.     "punpcklwd %%mm5, %%mm0             \n\t" /* 0RGB0RGB 0 */\

  732.     "punpckhwd %%mm5, %%mm2             \n\t" /* 0RGB0RGB 1 */\

  733.     "punpcklwd %%mm6, %%mm1             \n\t" /* 0RGB0RGB 2 */\

  734.     "punpckhwd %%mm6, %%mm3             \n\t" /* 0RGB0RGB 3 */\

  735. \

  736.     "movq      %%mm0, %%mm4             \n\t" /* 0RGB0RGB 0 */\

  737.     "psrlq        $8, %%mm0             \n\t" /* 00RGB0RG 0 */\

  738.     "pand "MANGLE(bm00000111)", %%mm4   \n\t" /* 00000RGB 0 */\

  739.     "pand "MANGLE(bm11111000)", %%mm0   \n\t" /* 00RGB000 0.5 */\

  740.     "por       %%mm4, %%mm0             \n\t" /* 00RGBRGB 0 */\

  741.     "movq      %%mm2, %%mm4             \n\t" /* 0RGB0RGB 1 */\

  742.     "psllq       $48, %%mm2             \n\t" /* GB000000 1 */\

  743.     "por       %%mm2, %%mm0             \n\t" /* GBRGBRGB 0 */\

  744. \

  745.     "movq      %%mm4, %%mm2             \n\t" /* 0RGB0RGB 1 */\

  746.     "psrld       $16, %%mm4             \n\t" /* 000R000R 1 */\

  747.     "psrlq       $24, %%mm2             \n\t" /* 0000RGB0 1.5 */\

  748.     "por       %%mm4, %%mm2             \n\t" /* 000RRGBR 1 */\

  749.     "pand "MANGLE(bm00001111)", %%mm2   \n\t" /* 0000RGBR 1 */\

  750.     "movq      %%mm1, %%mm4             \n\t" /* 0RGB0RGB 2 */\

  751.     "psrlq        $8, %%mm1             \n\t" /* 00RGB0RG 2 */\

  752.     "pand "MANGLE(bm00000111)", %%mm4   \n\t" /* 00000RGB 2 */\

  753.     "pand "MANGLE(bm11111000)", %%mm1   \n\t" /* 00RGB000 2.5 */\

  754.     "por       %%mm4, %%mm1             \n\t" /* 00RGBRGB 2 */\

  755.     "movq      %%mm1, %%mm4             \n\t" /* 00RGBRGB 2 */\

  756.     "psllq       $32, %%mm1             \n\t" /* BRGB0000 2 */\

  757.     "por       %%mm1, %%mm2             \n\t" /* BRGBRGBR 1 */\

  758. \

  759.     "psrlq       $32, %%mm4             \n\t" /* 000000RG 2.5 */\

  760.     "movq      %%mm3, %%mm5             \n\t" /* 0RGB0RGB 3 */\

  761.     "psrlq        $8, %%mm3             \n\t" /* 00RGB0RG 3 */\

  762.     "pand "MANGLE(bm00000111)", %%mm5   \n\t" /* 00000RGB 3 */\

  763.     "pand "MANGLE(bm11111000)", %%mm3   \n\t" /* 00RGB000 3.5 */\

  764.     "por       %%mm5, %%mm3             \n\t" /* 00RGBRGB 3 */\

  765.     "psllq       $16, %%mm3             \n\t" /* RGBRGB00 3 */\

  766.     "por       %%mm4, %%mm3             \n\t" /* RGBRGBRG 2.5 */\

  767. \

  768.     MOVNTQ(%%mm0,   (dst))\

  769.     MOVNTQ(%%mm2,  8(dst))\

  770.     MOVNTQ(%%mm3, 16(dst))\

  771.     "add         $24, "#dst"            \n\t"\

  772. \

  773.     "add          $8, "#index"          \n\t"\

  774.     "cmp     "#dstw", "#index"          \n\t"\

  775.     " jb          1b                    \n\t"

  776. 

  777. #define WRITEBGR24MMX(dst, dstw, index) \

  778.     /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */\

  779.     "movq      %%mm2, %%mm1     \n\t" /* B */\

  780.     "movq      %%mm5, %%mm6     \n\t" /* R */\

  781.     "punpcklbw %%mm4, %%mm2     \n\t" /* GBGBGBGB 0 */\

  782.     "punpcklbw %%mm7, %%mm5     \n\t" /* 0R0R0R0R 0 */\

  783.     "punpckhbw %%mm4, %%mm1     \n\t" /* GBGBGBGB 2 */\

  784.     "punpckhbw %%mm7, %%mm6     \n\t" /* 0R0R0R0R 2 */\

  785.     "movq      %%mm2, %%mm0     \n\t" /* GBGBGBGB 0 */\

  786.     "movq      %%mm1, %%mm3     \n\t" /* GBGBGBGB 2 */\

  787.     "punpcklwd %%mm5, %%mm0     \n\t" /* 0RGB0RGB 0 */\

  788.     "punpckhwd %%mm5, %%mm2     \n\t" /* 0RGB0RGB 1 */\

  789.     "punpcklwd %%mm6, %%mm1     \n\t" /* 0RGB0RGB 2 */\

  790.     "punpckhwd %%mm6, %%mm3     \n\t" /* 0RGB0RGB 3 */\

  791. \

  792.     "movq      %%mm0, %%mm4     \n\t" /* 0RGB0RGB 0 */\

  793.     "movq      %%mm2, %%mm6     \n\t" /* 0RGB0RGB 1 */\

  794.     "movq      %%mm1, %%mm5     \n\t" /* 0RGB0RGB 2 */\

  795.     "movq      %%mm3, %%mm7     \n\t" /* 0RGB0RGB 3 */\

  796. \

  797.     "psllq       $40, %%mm0     \n\t" /* RGB00000 0 */\

  798.     "psllq       $40, %%mm2     \n\t" /* RGB00000 1 */\

  799.     "psllq       $40, %%mm1     \n\t" /* RGB00000 2 */\

  800.     "psllq       $40, %%mm3     \n\t" /* RGB00000 3 */\

  801. \

  802.     "punpckhdq %%mm4, %%mm0     \n\t" /* 0RGBRGB0 0 */\

  803.     "punpckhdq %%mm6, %%mm2     \n\t" /* 0RGBRGB0 1 */\

  804.     "punpckhdq %%mm5, %%mm1     \n\t" /* 0RGBRGB0 2 */\

  805.     "punpckhdq %%mm7, %%mm3     \n\t" /* 0RGBRGB0 3 */\

  806. \

  807.     "psrlq        $8, %%mm0     \n\t" /* 00RGBRGB 0 */\

  808.     "movq      %%mm2, %%mm6     \n\t" /* 0RGBRGB0 1 */\

  809.     "psllq       $40, %%mm2     \n\t" /* GB000000 1 */\

  810.     "por       %%mm2, %%mm0     \n\t" /* GBRGBRGB 0 */\

  811.     MOVNTQ(%%mm0, (dst))\

  812. \

  813.     "psrlq       $24, %%mm6     \n\t" /* 0000RGBR 1 */\

  814.     "movq      %%mm1, %%mm5     \n\t" /* 0RGBRGB0 2 */\

  815.     "psllq       $24, %%mm1     \n\t" /* BRGB0000 2 */\

  816.     "por       %%mm1, %%mm6     \n\t" /* BRGBRGBR 1 */\

  817.     MOVNTQ(%%mm6, 8(dst))\

  818. \

  819.     "psrlq       $40, %%mm5     \n\t" /* 000000RG 2 */\

  820.     "psllq        $8, %%mm3     \n\t" /* RGBRGB00 3 */\

  821.     "por       %%mm3, %%mm5     \n\t" /* RGBRGBRG 2 */\

  822.     MOVNTQ(%%mm5, 16(dst))\

  823. \

  824.     "add         $24, "#dst"    \n\t"\

  825. \

  826.     "add          $8, "#index"  \n\t"\

  827.     "cmp     "#dstw", "#index"  \n\t"\

  828.     " jb          1b            \n\t"

  829. 

  830. #define WRITEBGR24MMX2(dst, dstw, index) \

  831.     /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */\

  832.     "movq "MANGLE(ff_M24A)", %%mm0 \n\t"\

  833.     "movq "MANGLE(ff_M24C)", %%mm7 \n\t"\

  834.     "pshufw $0x50, %%mm2, %%mm1 \n\t" /* B3 B2 B3 B2  B1 B0 B1 B0 */\

  835.     "pshufw $0x50, %%mm4, %%mm3 \n\t" /* G3 G2 G3 G2  G1 G0 G1 G0 */\

  836.     "pshufw $0x00, %%mm5, %%mm6 \n\t" /* R1 R0 R1 R0  R1 R0 R1 R0 */\

  837. \

  838.     "pand   %%mm0, %%mm1        \n\t" /*    B2        B1       B0 */\

  839.     "pand   %%mm0, %%mm3        \n\t" /*    G2        G1       G0 */\

  840.     "pand   %%mm7, %%mm6        \n\t" /*       R1        R0       */\

  841. \

  842.     "psllq     $8, %%mm3        \n\t" /* G2        G1       G0    */\

  843.     "por    %%mm1, %%mm6        \n\t"\

  844.     "por    %%mm3, %%mm6        \n\t"\

  845.     MOVNTQ(%%mm6, (dst))\

  846. \

  847.     "psrlq     $8, %%mm4        \n\t" /* 00 G7 G6 G5  G4 G3 G2 G1 */\

  848.     "pshufw $0xA5, %%mm2, %%mm1 \n\t" /* B5 B4 B5 B4  B3 B2 B3 B2 */\

  849.     "pshufw $0x55, %%mm4, %%mm3 \n\t" /* G4 G3 G4 G3  G4 G3 G4 G3 */\

  850.     "pshufw $0xA5, %%mm5, %%mm6 \n\t" /* R5 R4 R5 R4  R3 R2 R3 R2 */\

  851. \

  852.     "pand "MANGLE(ff_M24B)", %%mm1 \n\t" /* B5       B4        B3    */\

  853.     "pand   %%mm7, %%mm3        \n\t" /*       G4        G3       */\

  854.     "pand   %%mm0, %%mm6        \n\t" /*    R4        R3       R2 */\

  855. \

  856.     "por    %%mm1, %%mm3        \n\t" /* B5    G4 B4     G3 B3    */\

  857.     "por    %%mm3, %%mm6        \n\t"\

  858.     MOVNTQ(%%mm6, 8(dst))\

  859. \

  860.     "pshufw $0xFF, %%mm2, %%mm1 \n\t" /* B7 B6 B7 B6  B7 B6 B6 B7 */\

  861.     "pshufw $0xFA, %%mm4, %%mm3 \n\t" /* 00 G7 00 G7  G6 G5 G6 G5 */\

  862.     "pshufw $0xFA, %%mm5, %%mm6 \n\t" /* R7 R6 R7 R6  R5 R4 R5 R4 */\

  863. \

  864.     "pand   %%mm7, %%mm1        \n\t" /*       B7        B6       */\

  865.     "pand   %%mm0, %%mm3        \n\t" /*    G7        G6       G5 */\

  866.     "pand "MANGLE(ff_M24B)", %%mm6 \n\t" /* R7       R6        R5    */\

  867. \

  868.     "por    %%mm1, %%mm3        \n\t"\

  869.     "por    %%mm3, %%mm6        \n\t"\

  870.     MOVNTQ(%%mm6, 16(dst))\

  871. \

  872.     "add      $24, "#dst"       \n\t"\

  873. \

  874.     "add       $8, "#index"     \n\t"\

  875.     "cmp  "#dstw", "#index"     \n\t"\

  876.     " jb       1b               \n\t"

  877. 

  878. #if 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, int dstFormat)

  948. {

  949. yuv2nv12XinC(lumFilter, lumSrc, lumFilterSize,

  950.              chrFilter, chrSrc, chrFilterSize,

  951.              dest, uDest, dstW, chrDstW, dstFormat);

  952. }

  953. 

  954. static inline void RENAME(yuv2yuv1)(SwsContext *c, const int16_t *lumSrc, const int16_t *chrSrc, const int16_t *alpSrc,

  955.                                     uint8_t *dest, uint8_t *uDest, uint8_t *vDest, uint8_t *aDest, long dstW, long chrDstW)

  956. {

  957.     int i;

  958. #if 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.     {

  993.         int val= (lumSrc[i]+64)>>7;

  994. 

  995.         if (val&256){

  996.             if (val<0) val=0;

  997.             else       val=255;

  998.         }

  999. 

  1000.         dest[i]= val;

  1001.     }

  1002. 

  1003.     if (uDest)

  1004.         for (i=0; i<chrDstW; i++)

  1005.         {

  1006.             int u=(chrSrc[i       ]+64)>>7;

  1007.             int v=(chrSrc[i + VOFW]+64)>>7;

  1008. 

  1009.             if ((u|v)&256){

  1010.                 if (u<0)        u=0;

  1011.                 else if (u>255) u=255;

  1012.                 if (v<0)        v=0;

  1013.                 else if (v>255) v=255;

  1014.             }

  1015. 

  1016.             uDest[i]= u;

  1017.             vDest[i]= v;

  1018.         }

  1019. 

  1020.     if (CONFIG_SWSCALE_ALPHA && aDest)

  1021.         for (i=0; i<dstW; i++){

  1022.             int val= (alpSrc[i]+64)>>7;

  1023.             aDest[i]= av_clip_uint8(val);

  1024.         }

  1025. }

  1026. 

  1027. 

  1028. /**

  1029.  * vertical scale YV12 to RGB

  1030.  */

  1031. static inline void RENAME(yuv2packedX)(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,

  1032.                                        const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize,

  1033.                                        const int16_t **alpSrc, uint8_t *dest, long dstW, long dstY)

  1034. {

  1035. #if COMPILE_TEMPLATE_MMX

  1036.     x86_reg dummy=0;

  1037.     if(!(c->flags & SWS_BITEXACT)){

  1038.         if (c->flags & SWS_ACCURATE_RND){

  1039.             switch(c->dstFormat){

  1040.             case PIX_FMT_RGB32:

  1041.                 if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){

  1042.                     YSCALEYUV2PACKEDX_ACCURATE

  1043.                     YSCALEYUV2RGBX

  1044.                     "movq                      %%mm2, "U_TEMP"(%0)  \n\t"

  1045.                     "movq                      %%mm4, "V_TEMP"(%0)  \n\t"

  1046.                     "movq                      %%mm5, "Y_TEMP"(%0)  \n\t"

  1047.                     YSCALEYUV2PACKEDX_ACCURATE_YA(ALP_MMX_FILTER_OFFSET)

  1048.                     "movq               "Y_TEMP"(%0), %%mm5         \n\t"

  1049.                     "psraw                        $3, %%mm1         \n\t"

  1050.                     "psraw                        $3, %%mm7         \n\t"

  1051.                     "packuswb                  %%mm7, %%mm1         \n\t"

  1052.                     WRITEBGR32(%4, %5, %%REGa, %%mm3, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm2, %%mm6)

  1053. 

  1054.                     YSCALEYUV2PACKEDX_END

  1055.                 }else{

  1056.                     YSCALEYUV2PACKEDX_ACCURATE

  1057.                     YSCALEYUV2RGBX

  1058.                     "pcmpeqd %%mm7, %%mm7 \n\t"

  1059.                     WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)

  1060. 

  1061.                     YSCALEYUV2PACKEDX_END

  1062.                 }

  1063.                 return;

  1064.             case PIX_FMT_BGR24:

  1065.                 YSCALEYUV2PACKEDX_ACCURATE

  1066.                 YSCALEYUV2RGBX

  1067.                 "pxor %%mm7, %%mm7 \n\t"

  1068.                 "lea (%%"REG_a", %%"REG_a", 2), %%"REG_c"\n\t" //FIXME optimize

  1069.                 "add %4, %%"REG_c"                        \n\t"

  1070.                 WRITEBGR24(%%REGc, %5, %%REGa)

  1071. 

  1072. 

  1073.                 :: "r" (&c->redDither),

  1074.                 "m" (dummy), "m" (dummy), "m" (dummy),

  1075.                 "r" (dest), "m" (dstW)

  1076.                 : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S

  1077.                 );

  1078.                 return;

  1079.             case PIX_FMT_RGB555:

  1080.                 YSCALEYUV2PACKEDX_ACCURATE

  1081.                 YSCALEYUV2RGBX

  1082.                 "pxor %%mm7, %%mm7 \n\t"

  1083.                 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */

  1084. #ifdef DITHER1XBPP

  1085.                 "paddusb "BLUE_DITHER"(%0), %%mm2\n\t"

  1086.                 "paddusb "GREEN_DITHER"(%0), %%mm4\n\t"

  1087.                 "paddusb "RED_DITHER"(%0), %%mm5\n\t"

  1088. #endif

  1089. 

  1090.                 WRITERGB15(%4, %5, %%REGa)

  1091.                 YSCALEYUV2PACKEDX_END

  1092.                 return;

  1093.             case PIX_FMT_RGB565:

  1094.                 YSCALEYUV2PACKEDX_ACCURATE

  1095.                 YSCALEYUV2RGBX

  1096.                 "pxor %%mm7, %%mm7 \n\t"

  1097.                 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */

  1098. #ifdef DITHER1XBPP

  1099.                 "paddusb "BLUE_DITHER"(%0), %%mm2\n\t"

  1100.                 "paddusb "GREEN_DITHER"(%0), %%mm4\n\t"

  1101.                 "paddusb "RED_DITHER"(%0), %%mm5\n\t"

  1102. #endif

  1103. 

  1104.                 WRITERGB16(%4, %5, %%REGa)

  1105.                 YSCALEYUV2PACKEDX_END

  1106.                 return;

  1107.             case PIX_FMT_YUYV422:

  1108.                 YSCALEYUV2PACKEDX_ACCURATE

  1109.                 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */

  1110. 

  1111.                 "psraw $3, %%mm3    \n\t"

  1112.                 "psraw $3, %%mm4    \n\t"

  1113.                 "psraw $3, %%mm1    \n\t"

  1114.                 "psraw $3, %%mm7    \n\t"

  1115.                 WRITEYUY2(%4, %5, %%REGa)

  1116.                 YSCALEYUV2PACKEDX_END

  1117.                 return;

  1118.             }

  1119.         }else{

  1120.             switch(c->dstFormat)

  1121.             {

  1122.             case PIX_FMT_RGB32:

  1123.                 if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){

  1124.                     YSCALEYUV2PACKEDX

  1125.                     YSCALEYUV2RGBX

  1126.                     YSCALEYUV2PACKEDX_YA(ALP_MMX_FILTER_OFFSET, %%mm0, %%mm3, %%mm6, %%mm1, %%mm7)

  1127.                     "psraw                        $3, %%mm1         \n\t"

  1128.                     "psraw                        $3, %%mm7         \n\t"

  1129.                     "packuswb                  %%mm7, %%mm1         \n\t"

  1130.                     WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)

  1131.                     YSCALEYUV2PACKEDX_END

  1132.                 }else{

  1133.                     YSCALEYUV2PACKEDX

  1134.                     YSCALEYUV2RGBX

  1135.                     "pcmpeqd %%mm7, %%mm7 \n\t"

  1136.                     WRITEBGR32(%4, %5, %%REGa, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)

  1137.                     YSCALEYUV2PACKEDX_END

  1138.                 }

  1139.                 return;

  1140.             case PIX_FMT_BGR24:

  1141.                 YSCALEYUV2PACKEDX

  1142.                 YSCALEYUV2RGBX

  1143.                 "pxor                    %%mm7, %%mm7       \n\t"

  1144.                 "lea (%%"REG_a", %%"REG_a", 2), %%"REG_c"   \n\t" //FIXME optimize

  1145.                 "add                        %4, %%"REG_c"   \n\t"

  1146.                 WRITEBGR24(%%REGc, %5, %%REGa)

  1147. 

  1148.                 :: "r" (&c->redDither),

  1149.                 "m" (dummy), "m" (dummy), "m" (dummy),

  1150.                 "r" (dest),  "m" (dstW)

  1151.                 : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S

  1152.                 );

  1153.                 return;

  1154.             case PIX_FMT_RGB555:

  1155.                 YSCALEYUV2PACKEDX

  1156.                 YSCALEYUV2RGBX

  1157.                 "pxor %%mm7, %%mm7 \n\t"

  1158.                 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */

  1159. #ifdef DITHER1XBPP

  1160.                 "paddusb "BLUE_DITHER"(%0), %%mm2  \n\t"

  1161.                 "paddusb "GREEN_DITHER"(%0), %%mm4  \n\t"

  1162.                 "paddusb "RED_DITHER"(%0), %%mm5  \n\t"

  1163. #endif

  1164. 

  1165.                 WRITERGB15(%4, %5, %%REGa)

  1166.                 YSCALEYUV2PACKEDX_END

  1167.                 return;

  1168.             case PIX_FMT_RGB565:

  1169.                 YSCALEYUV2PACKEDX

  1170.                 YSCALEYUV2RGBX

  1171.                 "pxor %%mm7, %%mm7 \n\t"

  1172.                 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */

  1173. #ifdef DITHER1XBPP

  1174.                 "paddusb "BLUE_DITHER"(%0), %%mm2  \n\t"

  1175.                 "paddusb "GREEN_DITHER"(%0), %%mm4  \n\t"

  1176.                 "paddusb "RED_DITHER"(%0), %%mm5  \n\t"

  1177. #endif

  1178. 

  1179.                 WRITERGB16(%4, %5, %%REGa)

  1180.                 YSCALEYUV2PACKEDX_END

  1181.                 return;

  1182.             case PIX_FMT_YUYV422:

  1183.                 YSCALEYUV2PACKEDX

  1184.                 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */

  1185. 

  1186.                 "psraw $3, %%mm3    \n\t"

  1187.                 "psraw $3, %%mm4    \n\t"

  1188.                 "psraw $3, %%mm1    \n\t"

  1189.                 "psraw $3, %%mm7    \n\t"

  1190.                 WRITEYUY2(%4, %5, %%REGa)

  1191.                 YSCALEYUV2PACKEDX_END

  1192.                 return;

  1193.             }

  1194.         }

  1195.     }

  1196. #endif /* COMPILE_TEMPLATE_MMX */

  1197. #if COMPILE_TEMPLATE_ALTIVEC

  1198.     /* The following list of supported dstFormat values should

  1199.        match what's found in the body of ff_yuv2packedX_altivec() */

  1200.     if (!(c->flags & SWS_BITEXACT) && !c->alpPixBuf &&

  1201.        (c->dstFormat==PIX_FMT_ABGR  || c->dstFormat==PIX_FMT_BGRA  ||

  1202.         c->dstFormat==PIX_FMT_BGR24 || c->dstFormat==PIX_FMT_RGB24 ||

  1203.         c->dstFormat==PIX_FMT_RGBA  || c->dstFormat==PIX_FMT_ARGB))

  1204.             ff_yuv2packedX_altivec(c, lumFilter, lumSrc, lumFilterSize,

  1205.                                    chrFilter, chrSrc, chrFilterSize,

  1206.                                    dest, dstW, dstY);

  1207.     else

  1208. #endif

  1209.         yuv2packedXinC(c, lumFilter, lumSrc, lumFilterSize,

  1210.                        chrFilter, chrSrc, chrFilterSize,

  1211.                        alpSrc, dest, dstW, dstY);

  1212. }

  1213. 

  1214. /**

  1215.  * vertical bilinear scale YV12 to RGB

  1216.  */

  1217. static inline void RENAME(yuv2packed2)(SwsContext *c, const uint16_t *buf0, const uint16_t *buf1, const uint16_t *uvbuf0, const uint16_t *uvbuf1,

  1218.                           const uint16_t *abuf0, const uint16_t *abuf1, uint8_t *dest, int dstW, int yalpha, int uvalpha, int y)

  1219. {

  1220.     int  yalpha1=4095- yalpha;

  1221.     int uvalpha1=4095-uvalpha;

  1222.     int i;

  1223. 

  1224. #if COMPILE_TEMPLATE_MMX

  1225.     if(!(c->flags & SWS_BITEXACT)){

  1226.         switch(c->dstFormat)

  1227.         {

  1228.             //Note 8280 == DSTW_OFFSET but the preprocessor can't handle that there :(

  1229.             case PIX_FMT_RGB32:

  1230.                 if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){

  1231. #if ARCH_X86_64

  1232.                     __asm__ volatile(

  1233.                     YSCALEYUV2RGB(%%REGBP, %5)

  1234.                     YSCALEYUV2RGB_YA(%%REGBP, %5, %6, %7)

  1235.                     "psraw                  $3, %%mm1       \n\t" /* abuf0[eax] - abuf1[eax] >>7*/

  1236.                     "psraw                  $3, %%mm7       \n\t" /* abuf0[eax] - abuf1[eax] >>7*/

  1237.                     "packuswb            %%mm7, %%mm1       \n\t"

  1238.                     WRITEBGR32(%4, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)

  1239. 

  1240.                     :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "r" (dest),

  1241.                     "a" (&c->redDither)

  1242.                     ,"r" (abuf0), "r" (abuf1)

  1243.                     : "%"REG_BP

  1244.                     );

  1245. #else

  1246.                     *(uint16_t **)(&c->u_temp)=abuf0;

  1247.                     *(uint16_t **)(&c->v_temp)=abuf1;

  1248.                     __asm__ volatile(

  1249.                     "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1250.                     "mov        %4, %%"REG_b"               \n\t"

  1251.                     "push %%"REG_BP"                        \n\t"

  1252.                     YSCALEYUV2RGB(%%REGBP, %5)

  1253.                     "push                   %0              \n\t"

  1254.                     "push                   %1              \n\t"

  1255.                     "mov          "U_TEMP"(%5), %0          \n\t"

  1256.                     "mov          "V_TEMP"(%5), %1          \n\t"

  1257.                     YSCALEYUV2RGB_YA(%%REGBP, %5, %0, %1)

  1258.                     "psraw                  $3, %%mm1       \n\t" /* abuf0[eax] - abuf1[eax] >>7*/

  1259.                     "psraw                  $3, %%mm7       \n\t" /* abuf0[eax] - abuf1[eax] >>7*/

  1260.                     "packuswb            %%mm7, %%mm1       \n\t"

  1261.                     "pop                    %1              \n\t"

  1262.                     "pop                    %0              \n\t"

  1263.                     WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm1, %%mm0, %%mm7, %%mm3, %%mm6)

  1264.                     "pop %%"REG_BP"                         \n\t"

  1265.                     "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1266. 

  1267.                     :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1268.                     "a" (&c->redDither)

  1269.                     );

  1270. #endif

  1271.                 }else{

  1272.                     __asm__ volatile(

  1273.                     "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1274.                     "mov        %4, %%"REG_b"               \n\t"

  1275.                     "push %%"REG_BP"                        \n\t"

  1276.                     YSCALEYUV2RGB(%%REGBP, %5)

  1277.                     "pcmpeqd %%mm7, %%mm7                   \n\t"

  1278.                     WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)

  1279.                     "pop %%"REG_BP"                         \n\t"

  1280.                     "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1281. 

  1282.                     :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1283.                     "a" (&c->redDither)

  1284.                     );

  1285.                 }

  1286.                 return;

  1287.             case PIX_FMT_BGR24:

  1288.                 __asm__ volatile(

  1289.                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1290.                 "mov        %4, %%"REG_b"               \n\t"

  1291.                 "push %%"REG_BP"                        \n\t"

  1292.                 YSCALEYUV2RGB(%%REGBP, %5)

  1293.                 "pxor    %%mm7, %%mm7                   \n\t"

  1294.                 WRITEBGR24(%%REGb, 8280(%5), %%REGBP)

  1295.                 "pop %%"REG_BP"                         \n\t"

  1296.                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1297.                 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1298.                 "a" (&c->redDither)

  1299.                 );

  1300.                 return;

  1301.             case PIX_FMT_RGB555:

  1302.                 __asm__ volatile(

  1303.                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1304.                 "mov        %4, %%"REG_b"               \n\t"

  1305.                 "push %%"REG_BP"                        \n\t"

  1306.                 YSCALEYUV2RGB(%%REGBP, %5)

  1307.                 "pxor    %%mm7, %%mm7                   \n\t"

  1308.                 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */

  1309. #ifdef DITHER1XBPP

  1310.                 "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"

  1311.                 "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"

  1312.                 "paddusb "RED_DITHER"(%5), %%mm5      \n\t"

  1313. #endif

  1314. 

  1315.                 WRITERGB15(%%REGb, 8280(%5), %%REGBP)

  1316.                 "pop %%"REG_BP"                         \n\t"

  1317.                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1318. 

  1319.                 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1320.                 "a" (&c->redDither)

  1321.                 );

  1322.                 return;

  1323.             case PIX_FMT_RGB565:

  1324.                 __asm__ volatile(

  1325.                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1326.                 "mov        %4, %%"REG_b"               \n\t"

  1327.                 "push %%"REG_BP"                        \n\t"

  1328.                 YSCALEYUV2RGB(%%REGBP, %5)

  1329.                 "pxor    %%mm7, %%mm7                   \n\t"

  1330.                 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */

  1331. #ifdef DITHER1XBPP

  1332.                 "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"

  1333.                 "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"

  1334.                 "paddusb "RED_DITHER"(%5), %%mm5      \n\t"

  1335. #endif

  1336. 

  1337.                 WRITERGB16(%%REGb, 8280(%5), %%REGBP)

  1338.                 "pop %%"REG_BP"                         \n\t"

  1339.                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1340.                 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1341.                 "a" (&c->redDither)

  1342.                 );

  1343.                 return;

  1344.             case PIX_FMT_YUYV422:

  1345.                 __asm__ volatile(

  1346.                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1347.                 "mov %4, %%"REG_b"                        \n\t"

  1348.                 "push %%"REG_BP"                        \n\t"

  1349.                 YSCALEYUV2PACKED(%%REGBP, %5)

  1350.                 WRITEYUY2(%%REGb, 8280(%5), %%REGBP)

  1351.                 "pop %%"REG_BP"                         \n\t"

  1352.                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1353.                 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1354.                 "a" (&c->redDither)

  1355.                 );

  1356.                 return;

  1357.             default: break;

  1358.         }

  1359.     }

  1360. #endif //COMPILE_TEMPLATE_MMX

  1361. YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB2_C, YSCALE_YUV_2_PACKED2_C(void,0), YSCALE_YUV_2_GRAY16_2_C, YSCALE_YUV_2_MONO2_C)

  1362. }

  1363. 

  1364. /**

  1365.  * YV12 to RGB without scaling or interpolating

  1366.  */

  1367. static inline void RENAME(yuv2packed1)(SwsContext *c, const uint16_t *buf0, const uint16_t *uvbuf0, const uint16_t *uvbuf1,

  1368.                           const uint16_t *abuf0, uint8_t *dest, int dstW, int uvalpha, int dstFormat, int flags, int y)

  1369. {

  1370.     const int yalpha1=0;

  1371.     int i;

  1372. 

  1373.     const uint16_t *buf1= buf0; //FIXME needed for RGB1/BGR1

  1374.     const int yalpha= 4096; //FIXME ...

  1375. 

  1376.     if (flags&SWS_FULL_CHR_H_INT)

  1377.     {

  1378.         c->yuv2packed2(c, buf0, buf0, uvbuf0, uvbuf1, abuf0, abuf0, dest, dstW, 0, uvalpha, y);

  1379.         return;

  1380.     }

  1381. 

  1382. #if COMPILE_TEMPLATE_MMX

  1383.     if(!(flags & SWS_BITEXACT)){

  1384.         if (uvalpha < 2048) // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster

  1385.         {

  1386.             switch(dstFormat)

  1387.             {

  1388.             case PIX_FMT_RGB32:

  1389.                 if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){

  1390.                     __asm__ volatile(

  1391.                     "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1392.                     "mov        %4, %%"REG_b"               \n\t"

  1393.                     "push %%"REG_BP"                        \n\t"

  1394.                     YSCALEYUV2RGB1(%%REGBP, %5)

  1395.                     YSCALEYUV2RGB1_ALPHA(%%REGBP)

  1396.                     WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)

  1397.                     "pop %%"REG_BP"                         \n\t"

  1398.                     "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1399. 

  1400.                     :: "c" (buf0), "d" (abuf0), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1401.                     "a" (&c->redDither)

  1402.                     );

  1403.                 }else{

  1404.                     __asm__ volatile(

  1405.                     "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1406.                     "mov        %4, %%"REG_b"               \n\t"

  1407.                     "push %%"REG_BP"                        \n\t"

  1408.                     YSCALEYUV2RGB1(%%REGBP, %5)

  1409.                     "pcmpeqd %%mm7, %%mm7                   \n\t"

  1410.                     WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)

  1411.                     "pop %%"REG_BP"                         \n\t"

  1412.                     "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1413. 

  1414.                     :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1415.                     "a" (&c->redDither)

  1416.                     );

  1417.                 }

  1418.                 return;

  1419.             case PIX_FMT_BGR24:

  1420.                 __asm__ volatile(

  1421.                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1422.                 "mov        %4, %%"REG_b"               \n\t"

  1423.                 "push %%"REG_BP"                        \n\t"

  1424.                 YSCALEYUV2RGB1(%%REGBP, %5)

  1425.                 "pxor    %%mm7, %%mm7                   \n\t"

  1426.                 WRITEBGR24(%%REGb, 8280(%5), %%REGBP)

  1427.                 "pop %%"REG_BP"                         \n\t"

  1428.                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1429. 

  1430.                 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1431.                 "a" (&c->redDither)

  1432.                 );

  1433.                 return;

  1434.             case PIX_FMT_RGB555:

  1435.                 __asm__ volatile(

  1436.                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1437.                 "mov        %4, %%"REG_b"               \n\t"

  1438.                 "push %%"REG_BP"                        \n\t"

  1439.                 YSCALEYUV2RGB1(%%REGBP, %5)

  1440.                 "pxor    %%mm7, %%mm7                   \n\t"

  1441.                 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */

  1442. #ifdef DITHER1XBPP

  1443.                 "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"

  1444.                 "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"

  1445.                 "paddusb "RED_DITHER"(%5), %%mm5      \n\t"

  1446. #endif

  1447.                 WRITERGB15(%%REGb, 8280(%5), %%REGBP)

  1448.                 "pop %%"REG_BP"                         \n\t"

  1449.                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1450. 

  1451.                 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1452.                 "a" (&c->redDither)

  1453.                 );

  1454.                 return;

  1455.             case PIX_FMT_RGB565:

  1456.                 __asm__ volatile(

  1457.                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1458.                 "mov        %4, %%"REG_b"               \n\t"

  1459.                 "push %%"REG_BP"                        \n\t"

  1460.                 YSCALEYUV2RGB1(%%REGBP, %5)

  1461.                 "pxor    %%mm7, %%mm7                   \n\t"

  1462.                 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */

  1463. #ifdef DITHER1XBPP

  1464.                 "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"

  1465.                 "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"

  1466.                 "paddusb "RED_DITHER"(%5), %%mm5      \n\t"

  1467. #endif

  1468. 

  1469.                 WRITERGB16(%%REGb, 8280(%5), %%REGBP)

  1470.                 "pop %%"REG_BP"                         \n\t"

  1471.                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1472. 

  1473.                 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1474.                 "a" (&c->redDither)

  1475.                 );

  1476.                 return;

  1477.             case PIX_FMT_YUYV422:

  1478.                 __asm__ volatile(

  1479.                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1480.                 "mov        %4, %%"REG_b"               \n\t"

  1481.                 "push %%"REG_BP"                        \n\t"

  1482.                 YSCALEYUV2PACKED1(%%REGBP, %5)

  1483.                 WRITEYUY2(%%REGb, 8280(%5), %%REGBP)

  1484.                 "pop %%"REG_BP"                         \n\t"

  1485.                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1486. 

  1487.                 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1488.                 "a" (&c->redDither)

  1489.                 );

  1490.                 return;

  1491.             }

  1492.         }

  1493.         else

  1494.         {

  1495.             switch(dstFormat)

  1496.             {

  1497.             case PIX_FMT_RGB32:

  1498.                 if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf){

  1499.                     __asm__ volatile(

  1500.                     "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1501.                     "mov        %4, %%"REG_b"               \n\t"

  1502.                     "push %%"REG_BP"                        \n\t"

  1503.                     YSCALEYUV2RGB1b(%%REGBP, %5)

  1504.                     YSCALEYUV2RGB1_ALPHA(%%REGBP)

  1505.                     WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)

  1506.                     "pop %%"REG_BP"                         \n\t"

  1507.                     "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1508. 

  1509.                     :: "c" (buf0), "d" (abuf0), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1510.                     "a" (&c->redDither)

  1511.                     );

  1512.                 }else{

  1513.                     __asm__ volatile(

  1514.                     "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1515.                     "mov        %4, %%"REG_b"               \n\t"

  1516.                     "push %%"REG_BP"                        \n\t"

  1517.                     YSCALEYUV2RGB1b(%%REGBP, %5)

  1518.                     "pcmpeqd %%mm7, %%mm7                   \n\t"

  1519.                     WRITEBGR32(%%REGb, 8280(%5), %%REGBP, %%mm2, %%mm4, %%mm5, %%mm7, %%mm0, %%mm1, %%mm3, %%mm6)

  1520.                     "pop %%"REG_BP"                         \n\t"

  1521.                     "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1522. 

  1523.                     :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1524.                     "a" (&c->redDither)

  1525.                     );

  1526.                 }

  1527.                 return;

  1528.             case PIX_FMT_BGR24:

  1529.                 __asm__ volatile(

  1530.                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1531.                 "mov        %4, %%"REG_b"               \n\t"

  1532.                 "push %%"REG_BP"                        \n\t"

  1533.                 YSCALEYUV2RGB1b(%%REGBP, %5)

  1534.                 "pxor    %%mm7, %%mm7                   \n\t"

  1535.                 WRITEBGR24(%%REGb, 8280(%5), %%REGBP)

  1536.                 "pop %%"REG_BP"                         \n\t"

  1537.                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1538. 

  1539.                 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1540.                 "a" (&c->redDither)

  1541.                 );

  1542.                 return;

  1543.             case PIX_FMT_RGB555:

  1544.                 __asm__ volatile(

  1545.                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1546.                 "mov        %4, %%"REG_b"               \n\t"

  1547.                 "push %%"REG_BP"                        \n\t"

  1548.                 YSCALEYUV2RGB1b(%%REGBP, %5)

  1549.                 "pxor    %%mm7, %%mm7                   \n\t"

  1550.                 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */

  1551. #ifdef DITHER1XBPP

  1552.                 "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"

  1553.                 "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"

  1554.                 "paddusb "RED_DITHER"(%5), %%mm5      \n\t"

  1555. #endif

  1556.                 WRITERGB15(%%REGb, 8280(%5), %%REGBP)

  1557.                 "pop %%"REG_BP"                         \n\t"

  1558.                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1559. 

  1560.                 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1561.                 "a" (&c->redDither)

  1562.                 );

  1563.                 return;

  1564.             case PIX_FMT_RGB565:

  1565.                 __asm__ volatile(

  1566.                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1567.                 "mov        %4, %%"REG_b"               \n\t"

  1568.                 "push %%"REG_BP"                        \n\t"

  1569.                 YSCALEYUV2RGB1b(%%REGBP, %5)

  1570.                 "pxor    %%mm7, %%mm7                   \n\t"

  1571.                 /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */

  1572. #ifdef DITHER1XBPP

  1573.                 "paddusb "BLUE_DITHER"(%5), %%mm2      \n\t"

  1574.                 "paddusb "GREEN_DITHER"(%5), %%mm4      \n\t"

  1575.                 "paddusb "RED_DITHER"(%5), %%mm5      \n\t"

  1576. #endif

  1577. 

  1578.                 WRITERGB16(%%REGb, 8280(%5), %%REGBP)

  1579.                 "pop %%"REG_BP"                         \n\t"

  1580.                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1581. 

  1582.                 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1583.                 "a" (&c->redDither)

  1584.                 );

  1585.                 return;

  1586.             case PIX_FMT_YUYV422:

  1587.                 __asm__ volatile(

  1588.                 "mov %%"REG_b", "ESP_OFFSET"(%5)        \n\t"

  1589.                 "mov        %4, %%"REG_b"               \n\t"

  1590.                 "push %%"REG_BP"                        \n\t"

  1591.                 YSCALEYUV2PACKED1b(%%REGBP, %5)

  1592.                 WRITEYUY2(%%REGb, 8280(%5), %%REGBP)

  1593.                 "pop %%"REG_BP"                         \n\t"

  1594.                 "mov "ESP_OFFSET"(%5), %%"REG_b"        \n\t"

  1595. 

  1596.                 :: "c" (buf0), "d" (buf1), "S" (uvbuf0), "D" (uvbuf1), "m" (dest),

  1597.                 "a" (&c->redDither)

  1598.                 );

  1599.                 return;

  1600.             }

  1601.         }

  1602.     }

  1603. #endif /* COMPILE_TEMPLATE_MMX */

  1604.     if (uvalpha < 2048)

  1605.     {

  1606.         YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1_C, YSCALE_YUV_2_PACKED1_C(void,0), YSCALE_YUV_2_GRAY16_1_C, YSCALE_YUV_2_MONO2_C)

  1607.     }else{

  1608.         YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1B_C, YSCALE_YUV_2_PACKED1B_C(void,0), YSCALE_YUV_2_GRAY16_1_C, YSCALE_YUV_2_MONO2_C)

  1609.     }

  1610. }

  1611. 

  1612. //FIXME yuy2* can read up to 7 samples too much

  1613. 

  1614. static inline void RENAME(yuy2ToY)(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)

  1615. {

  1616. #if COMPILE_TEMPLATE_MMX

  1617.     __asm__ volatile(

  1618.     "movq "MANGLE(bm01010101)", %%mm2           \n\t"

  1619.     "mov                    %0, %%"REG_a"       \n\t"

  1620.     "1:                                         \n\t"

  1621.     "movq    (%1, %%"REG_a",2), %%mm0           \n\t"

  1622.     "movq   8(%1, %%"REG_a",2), %%mm1           \n\t"

  1623.     "pand                %%mm2, %%mm0           \n\t"

  1624.     "pand                %%mm2, %%mm1           \n\t"

  1625.     "packuswb            %%mm1, %%mm0           \n\t"

  1626.     "movq                %%mm0, (%2, %%"REG_a") \n\t"

  1627.     "add                    $8, %%"REG_a"       \n\t"

  1628.     " js                    1b                  \n\t"

  1629.     : : "g" ((x86_reg)-width), "r" (src+width*2), "r" (dst+width)

  1630.     : "%"REG_a

  1631.     );

  1632. #else

  1633.     int i;

  1634.     for (i=0; i<width; i++)

  1635.         dst[i]= src[2*i];

  1636. #endif

  1637. }

  1638. 

  1639. static inline void RENAME(yuy2ToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)

  1640. {

  1641. #if COMPILE_TEMPLATE_MMX

  1642.     __asm__ volatile(

  1643.     "movq "MANGLE(bm01010101)", %%mm4           \n\t"

  1644.     "mov                    %0, %%"REG_a"       \n\t"

  1645.     "1:                                         \n\t"

  1646.     "movq    (%1, %%"REG_a",4), %%mm0           \n\t"

  1647.     "movq   8(%1, %%"REG_a",4), %%mm1           \n\t"

  1648.     "psrlw                  $8, %%mm0           \n\t"

  1649.     "psrlw                  $8, %%mm1           \n\t"

  1650.     "packuswb            %%mm1, %%mm0           \n\t"

  1651.     "movq                %%mm0, %%mm1           \n\t"

  1652.     "psrlw                  $8, %%mm0           \n\t"

  1653.     "pand                %%mm4, %%mm1           \n\t"

  1654.     "packuswb            %%mm0, %%mm0           \n\t"

  1655.     "packuswb            %%mm1, %%mm1           \n\t"

  1656.     "movd                %%mm0, (%3, %%"REG_a") \n\t"

  1657.     "movd                %%mm1, (%2, %%"REG_a") \n\t"

  1658.     "add                    $4, %%"REG_a"       \n\t"

  1659.     " js                    1b                  \n\t"

  1660.     : : "g" ((x86_reg)-width), "r" (src1+width*4), "r" (dstU+width), "r" (dstV+width)

  1661.     : "%"REG_a

  1662.     );

  1663. #else

  1664.     int i;

  1665.     for (i=0; i<width; i++)

  1666.     {

  1667.         dstU[i]= src1[4*i + 1];

  1668.         dstV[i]= src1[4*i + 3];

  1669.     }

  1670. #endif

  1671.     assert(src1 == src2);

  1672. }

  1673. 

  1674. static inline void RENAME(LEToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)

  1675. {

  1676. #if COMPILE_TEMPLATE_MMX

  1677.     __asm__ volatile(

  1678.     "mov                    %0, %%"REG_a"       \n\t"

  1679.     "1:                                         \n\t"

  1680.     "movq    (%1, %%"REG_a",2), %%mm0           \n\t"

  1681.     "movq   8(%1, %%"REG_a",2), %%mm1           \n\t"

  1682.     "movq    (%2, %%"REG_a",2), %%mm2           \n\t"

  1683.     "movq   8(%2, %%"REG_a",2), %%mm3           \n\t"

  1684.     "psrlw                  $8, %%mm0           \n\t"

  1685.     "psrlw                  $8, %%mm1           \n\t"

  1686.     "psrlw                  $8, %%mm2           \n\t"

  1687.     "psrlw                  $8, %%mm3           \n\t"

  1688.     "packuswb            %%mm1, %%mm0           \n\t"

  1689.     "packuswb            %%mm3, %%mm2           \n\t"

  1690.     "movq                %%mm0, (%3, %%"REG_a") \n\t"

  1691.     "movq                %%mm2, (%4, %%"REG_a") \n\t"

  1692.     "add                    $8, %%"REG_a"       \n\t"

  1693.     " js                    1b                  \n\t"

  1694.     : : "g" ((x86_reg)-width), "r" (src1+width*2), "r" (src2+width*2), "r" (dstU+width), "r" (dstV+width)

  1695.     : "%"REG_a

  1696.     );

  1697. #else

  1698.     int i;

  1699.     for (i=0; i<width; i++)

  1700.     {

  1701.         dstU[i]= src1[2*i + 1];

  1702.         dstV[i]= src2[2*i + 1];

  1703.     }

  1704. #endif

  1705. }

  1706. 

  1707. /* This is almost identical to the previous, end exists only because

  1708.  * yuy2ToY/UV)(dst, src+1, ...) would have 100% unaligned accesses. */

  1709. static inline void RENAME(uyvyToY)(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)

  1710. {

  1711. #if COMPILE_TEMPLATE_MMX

  1712.     __asm__ volatile(

  1713.     "mov                  %0, %%"REG_a"         \n\t"

  1714.     "1:                                         \n\t"

  1715.     "movq  (%1, %%"REG_a",2), %%mm0             \n\t"

  1716.     "movq 8(%1, %%"REG_a",2), %%mm1             \n\t"

  1717.     "psrlw                $8, %%mm0             \n\t"

  1718.     "psrlw                $8, %%mm1             \n\t"

  1719.     "packuswb          %%mm1, %%mm0             \n\t"

  1720.     "movq              %%mm0, (%2, %%"REG_a")   \n\t"

  1721.     "add                  $8, %%"REG_a"         \n\t"

  1722.     " js                  1b                    \n\t"

  1723.     : : "g" ((x86_reg)-width), "r" (src+width*2), "r" (dst+width)

  1724.     : "%"REG_a

  1725.     );

  1726. #else

  1727.     int i;

  1728.     for (i=0; i<width; i++)

  1729.         dst[i]= src[2*i+1];

  1730. #endif

  1731. }

  1732. 

  1733. static inline void RENAME(uyvyToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)

  1734. {

  1735. #if COMPILE_TEMPLATE_MMX

  1736.     __asm__ volatile(

  1737.     "movq "MANGLE(bm01010101)", %%mm4           \n\t"

  1738.     "mov                    %0, %%"REG_a"       \n\t"

  1739.     "1:                                         \n\t"

  1740.     "movq    (%1, %%"REG_a",4), %%mm0           \n\t"

  1741.     "movq   8(%1, %%"REG_a",4), %%mm1           \n\t"

  1742.     "pand                %%mm4, %%mm0           \n\t"

  1743.     "pand                %%mm4, %%mm1           \n\t"

  1744.     "packuswb            %%mm1, %%mm0           \n\t"

  1745.     "movq                %%mm0, %%mm1           \n\t"

  1746.     "psrlw                  $8, %%mm0           \n\t"

  1747.     "pand                %%mm4, %%mm1           \n\t"

  1748.     "packuswb            %%mm0, %%mm0           \n\t"

  1749.     "packuswb            %%mm1, %%mm1           \n\t"

  1750.     "movd                %%mm0, (%3, %%"REG_a") \n\t"

  1751.     "movd                %%mm1, (%2, %%"REG_a") \n\t"

  1752.     "add                    $4, %%"REG_a"       \n\t"

  1753.     " js                    1b                  \n\t"

  1754.     : : "g" ((x86_reg)-width), "r" (src1+width*4), "r" (dstU+width), "r" (dstV+width)

  1755.     : "%"REG_a

  1756.     );

  1757. #else

  1758.     int i;

  1759.     for (i=0; i<width; i++)

  1760.     {

  1761.         dstU[i]= src1[4*i + 0];

  1762.         dstV[i]= src1[4*i + 2];

  1763.     }

  1764. #endif

  1765.     assert(src1 == src2);

  1766. }

  1767. 

  1768. static inline void RENAME(BEToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)

  1769. {

  1770. #if COMPILE_TEMPLATE_MMX

  1771.     __asm__ volatile(

  1772.     "movq "MANGLE(bm01010101)", %%mm4           \n\t"

  1773.     "mov                    %0, %%"REG_a"       \n\t"

  1774.     "1:                                         \n\t"

  1775.     "movq    (%1, %%"REG_a",2), %%mm0           \n\t"

  1776.     "movq   8(%1, %%"REG_a",2), %%mm1           \n\t"

  1777.     "movq    (%2, %%"REG_a",2), %%mm2           \n\t"

  1778.     "movq   8(%2, %%"REG_a",2), %%mm3           \n\t"

  1779.     "pand                %%mm4, %%mm0           \n\t"

  1780.     "pand                %%mm4, %%mm1           \n\t"

  1781.     "pand                %%mm4, %%mm2           \n\t"

  1782.     "pand                %%mm4, %%mm3           \n\t"

  1783.     "packuswb            %%mm1, %%mm0           \n\t"

  1784.     "packuswb            %%mm3, %%mm2           \n\t"

  1785.     "movq                %%mm0, (%3, %%"REG_a") \n\t"

  1786.     "movq                %%mm2, (%4, %%"REG_a") \n\t"

  1787.     "add                    $8, %%"REG_a"       \n\t"

  1788.     " js                    1b                  \n\t"

  1789.     : : "g" ((x86_reg)-width), "r" (src1+width*2), "r" (src2+width*2), "r" (dstU+width), "r" (dstV+width)

  1790.     : "%"REG_a

  1791.     );

  1792. #else

  1793.     int i;

  1794.     for (i=0; i<width; i++)

  1795.     {

  1796.         dstU[i]= src1[2*i];

  1797.         dstV[i]= src2[2*i];

  1798.     }

  1799. #endif

  1800. }

  1801. 

  1802. #if COMPILE_TEMPLATE_MMX

  1803. static inline void RENAME(bgr24ToY_mmx)(uint8_t *dst, const uint8_t *src, long width, int srcFormat)

  1804. {

  1805. 

  1806.     if(srcFormat == PIX_FMT_BGR24){

  1807.         __asm__ volatile(

  1808.             "movq  "MANGLE(ff_bgr24toY1Coeff)", %%mm5       \n\t"

  1809.             "movq  "MANGLE(ff_bgr24toY2Coeff)", %%mm6       \n\t"

  1810.             :

  1811.         );

  1812.     }else{

  1813.         __asm__ volatile(

  1814.             "movq  "MANGLE(ff_rgb24toY1Coeff)", %%mm5       \n\t"

  1815.             "movq  "MANGLE(ff_rgb24toY2Coeff)", %%mm6       \n\t"

  1816.             :

  1817.         );

  1818.     }

  1819. 

  1820.     __asm__ volatile(

  1821.         "movq  "MANGLE(ff_bgr24toYOffset)", %%mm4   \n\t"

  1822.         "mov                        %2, %%"REG_a"   \n\t"

  1823.         "pxor                    %%mm7, %%mm7       \n\t"

  1824.         "1:                                         \n\t"

  1825.         PREFETCH"               64(%0)              \n\t"

  1826.         "movd                     (%0), %%mm0       \n\t"

  1827.         "movd                    2(%0), %%mm1       \n\t"

  1828.         "movd                    6(%0), %%mm2       \n\t"

  1829.         "movd                    8(%0), %%mm3       \n\t"

  1830.         "add                       $12, %0          \n\t"

  1831.         "punpcklbw               %%mm7, %%mm0       \n\t"

  1832.         "punpcklbw               %%mm7, %%mm1       \n\t"

  1833.         "punpcklbw               %%mm7, %%mm2       \n\t"

  1834.         "punpcklbw               %%mm7, %%mm3       \n\t"

  1835.         "pmaddwd                 %%mm5, %%mm0       \n\t"

  1836.         "pmaddwd                 %%mm6, %%mm1       \n\t"

  1837.         "pmaddwd                 %%mm5, %%mm2       \n\t"

  1838.         "pmaddwd                 %%mm6, %%mm3       \n\t"

  1839.         "paddd                   %%mm1, %%mm0       \n\t"

  1840.         "paddd                   %%mm3, %%mm2       \n\t"

  1841.         "paddd                   %%mm4, %%mm0       \n\t"

  1842.         "paddd                   %%mm4, %%mm2       \n\t"

  1843.         "psrad                     $15, %%mm0       \n\t"

  1844.         "psrad                     $15, %%mm2       \n\t"

  1845.         "packssdw                %%mm2, %%mm0       \n\t"

  1846.         "packuswb                %%mm0, %%mm0       \n\t"

  1847.         "movd                %%mm0, (%1, %%"REG_a") \n\t"

  1848.         "add                        $4, %%"REG_a"   \n\t"

  1849.         " js                        1b              \n\t"

  1850.     : "+r" (src)

  1851.     : "r" (dst+width), "g" ((x86_reg)-width)

  1852.     : "%"REG_a

  1853.     );

  1854. }

  1855. 

  1856. static inline void RENAME(bgr24ToUV_mmx)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src, long width, int srcFormat)

  1857. {

  1858.     __asm__ volatile(

  1859.         "movq                    24+%4, %%mm6       \n\t"

  1860.         "mov                        %3, %%"REG_a"   \n\t"

  1861.         "pxor                    %%mm7, %%mm7       \n\t"

  1862.         "1:                                         \n\t"

  1863.         PREFETCH"               64(%0)              \n\t"

  1864.         "movd                     (%0), %%mm0       \n\t"

  1865.         "movd                    2(%0), %%mm1       \n\t"

  1866.         "punpcklbw               %%mm7, %%mm0       \n\t"

  1867.         "punpcklbw               %%mm7, %%mm1       \n\t"

  1868.         "movq                    %%mm0, %%mm2       \n\t"

  1869.         "movq                    %%mm1, %%mm3       \n\t"

  1870.         "pmaddwd                    %4, %%mm0       \n\t"

  1871.         "pmaddwd                  8+%4, %%mm1       \n\t"

  1872.         "pmaddwd                 16+%4, %%mm2       \n\t"

  1873.         "pmaddwd                 %%mm6, %%mm3       \n\t"

  1874.         "paddd                   %%mm1, %%mm0       \n\t"

  1875.         "paddd                   %%mm3, %%mm2       \n\t"

  1876. 

  1877.         "movd                    6(%0), %%mm1       \n\t"

  1878.         "movd                    8(%0), %%mm3       \n\t"

  1879.         "add                       $12, %0          \n\t"

  1880.         "punpcklbw               %%mm7, %%mm1       \n\t"

  1881.         "punpcklbw               %%mm7, %%mm3       \n\t"

  1882.         "movq                    %%mm1, %%mm4       \n\t"

  1883.         "movq                    %%mm3, %%mm5       \n\t"

  1884.         "pmaddwd                    %4, %%mm1       \n\t"

  1885.         "pmaddwd                  8+%4, %%mm3       \n\t"

  1886.         "pmaddwd                 16+%4, %%mm4       \n\t"

  1887.         "pmaddwd                 %%mm6, %%mm5       \n\t"

  1888.         "paddd                   %%mm3, %%mm1       \n\t"

  1889.         "paddd                   %%mm5, %%mm4       \n\t"

  1890. 

  1891.         "movq "MANGLE(ff_bgr24toUVOffset)", %%mm3       \n\t"

  1892.         "paddd                   %%mm3, %%mm0       \n\t"

  1893.         "paddd                   %%mm3, %%mm2       \n\t"

  1894.         "paddd                   %%mm3, %%mm1       \n\t"

  1895.         "paddd                   %%mm3, %%mm4       \n\t"

  1896.         "psrad                     $15, %%mm0       \n\t"

  1897.         "psrad                     $15, %%mm2       \n\t"

  1898.         "psrad                     $15, %%mm1       \n\t"

  1899.         "psrad                     $15, %%mm4       \n\t"

  1900.         "packssdw                %%mm1, %%mm0       \n\t"

  1901.         "packssdw                %%mm4, %%mm2       \n\t"

  1902.         "packuswb                %%mm0, %%mm0       \n\t"

  1903.         "packuswb                %%mm2, %%mm2       \n\t"

  1904.         "movd                %%mm0, (%1, %%"REG_a") \n\t"

  1905.         "movd                %%mm2, (%2, %%"REG_a") \n\t"

  1906.         "add                        $4, %%"REG_a"   \n\t"

  1907.         " js                        1b              \n\t"

  1908.     : "+r" (src)

  1909.     : "r" (dstU+width), "r" (dstV+width), "g" ((x86_reg)-width), "m"(ff_bgr24toUV[srcFormat == PIX_FMT_RGB24][0])

  1910.     : "%"REG_a

  1911.     );

  1912. }

  1913. #endif

  1914. 

  1915. static inline void RENAME(bgr24ToY)(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)

  1916. {

  1917. #if COMPILE_TEMPLATE_MMX

  1918.     RENAME(bgr24ToY_mmx)(dst, src, width, PIX_FMT_BGR24);

  1919. #else

  1920.     int i;

  1921.     for (i=0; i<width; i++)

  1922.     {

  1923.         int b= src[i*3+0];

  1924.         int g= src[i*3+1];

  1925.         int r= src[i*3+2];

  1926. 

  1927.         dst[i]= ((RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);

  1928.     }

  1929. #endif /* COMPILE_TEMPLATE_MMX */

  1930. }

  1931. 

  1932. static inline void RENAME(bgr24ToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)

  1933. {

  1934. #if COMPILE_TEMPLATE_MMX

  1935.     RENAME(bgr24ToUV_mmx)(dstU, dstV, src1, width, PIX_FMT_BGR24);

  1936. #else

  1937.     int i;

  1938.     for (i=0; i<width; i++)

  1939.     {

  1940.         int b= src1[3*i + 0];

  1941.         int g= src1[3*i + 1];

  1942.         int r= src1[3*i + 2];

  1943. 

  1944.         dstU[i]= (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;

  1945.         dstV[i]= (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;

  1946.     }

  1947. #endif /* COMPILE_TEMPLATE_MMX */

  1948.     assert(src1 == src2);

  1949. }

  1950. 

  1951. static inline void RENAME(bgr24ToUV_half)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)

  1952. {

  1953.     int i;

  1954.     for (i=0; i<width; i++)

  1955.     {

  1956.         int b= src1[6*i + 0] + src1[6*i + 3];

  1957.         int g= src1[6*i + 1] + src1[6*i + 4];

  1958.         int r= src1[6*i + 2] + src1[6*i + 5];

  1959. 

  1960.         dstU[i]= (RU*r + GU*g + BU*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);

  1961.         dstV[i]= (RV*r + GV*g + BV*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);

  1962.     }

  1963.     assert(src1 == src2);

  1964. }

  1965. 

  1966. static inline void RENAME(rgb24ToY)(uint8_t *dst, const uint8_t *src, long width, uint32_t *unused)

  1967. {

  1968. #if COMPILE_TEMPLATE_MMX

  1969.     RENAME(bgr24ToY_mmx)(dst, src, width, PIX_FMT_RGB24);

  1970. #else

  1971.     int i;

  1972.     for (i=0; i<width; i++)

  1973.     {

  1974.         int r= src[i*3+0];

  1975.         int g= src[i*3+1];

  1976.         int b= src[i*3+2];

  1977. 

  1978.         dst[i]= ((RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);

  1979.     }

  1980. #endif

  1981. }

  1982. 

  1983. static inline void RENAME(rgb24ToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)

  1984. {

  1985. #if COMPILE_TEMPLATE_MMX

  1986.     assert(src1==src2);

  1987.     RENAME(bgr24ToUV_mmx)(dstU, dstV, src1, width, PIX_FMT_RGB24);

  1988. #else

  1989.     int i;

  1990.     assert(src1==src2);

  1991.     for (i=0; i<width; i++)

  1992.     {

  1993.         int r= src1[3*i + 0];

  1994.         int g= src1[3*i + 1];

  1995.         int b= src1[3*i + 2];

  1996. 

  1997.         dstU[i]= (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;

  1998.         dstV[i]= (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT;

  1999.     }

  2000. #endif

  2001. }

  2002. 

  2003. static inline void RENAME(rgb24ToUV_half)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, long width, uint32_t *unused)

  2004. {

  2005.     int i;

  2006.     assert(src1==src2);

  2007.     for (i=0; i<width; i++)

  2008.     {

  2009.         int r= src1[6*i + 0] + src1[6*i + 3];

  2010.         int g= src1[6*i + 1] + src1[6*i + 4];

  2011.         int b= src1[6*i + 2] + src1[6*i + 5];

  2012. 

  2013.         dstU[i]= (RU*r + GU*g + BU*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);

  2014.         dstV[i]= (RV*r + GV*g + BV*b + (257<<RGB2YUV_SHIFT))>>(RGB2YUV_SHIFT+1);

  2015.     }

  2016. }

  2017. 

  2018. 

  2019. // bilinear / bicubic scaling

  2020. static inline void RENAME(hScale)(int16_t *dst, int dstW, const uint8_t *src, int srcW, int xInc,

  2021.                                   const int16_t *filter, const int16_t *filterPos, long filterSize)

  2022. {

  2023. #if COMPILE_TEMPLATE_MMX

  2024.     assert(filterSize % 4 == 0 && filterSize>0);

  2025.     if (filterSize==4) // Always true for upscaling, sometimes for down, too.

  2026.     {

  2027.         x86_reg counter= -2*dstW;

  2028.         filter-= counter*2;

  2029.         filterPos-= counter/2;

  2030.         dst-= counter/2;

  2031.         __asm__ volatile(

  2032. #if defined(PIC)

  2033.         "push            %%"REG_b"              \n\t"

  2034. #endif

  2035.         "pxor                %%mm7, %%mm7       \n\t"

  2036.         "push           %%"REG_BP"              \n\t" // we use 7 regs here ...

  2037.         "mov             %%"REG_a", %%"REG_BP"  \n\t"

  2038.         ASMALIGN(4)

  2039.         "1:                                     \n\t"

  2040.         "movzwl   (%2, %%"REG_BP"), %%eax       \n\t"

  2041.         "movzwl  2(%2, %%"REG_BP"), %%ebx       \n\t"

  2042.         "movq  (%1, %%"REG_BP", 4), %%mm1       \n\t"

  2043.         "movq 8(%1, %%"REG_BP", 4), %%mm3       \n\t"

  2044.         "movd      (%3, %%"REG_a"), %%mm0       \n\t"

  2045.         "movd      (%3, %%"REG_b"), %%mm2       \n\t"

  2046.         "punpcklbw           %%mm7, %%mm0       \n\t"

  2047.         "punpcklbw           %%mm7, %%mm2       \n\t"

  2048.         "pmaddwd             %%mm1, %%mm0       \n\t"

  2049.         "pmaddwd             %%mm2, %%mm3       \n\t"

  2050.         "movq                %%mm0, %%mm4       \n\t"

  2051.         "punpckldq           %%mm3, %%mm0       \n\t"

  2052.         "punpckhdq           %%mm3, %%mm4       \n\t"

  2053.         "paddd               %%mm4, %%mm0       \n\t"

  2054.         "psrad                  $7, %%mm0       \n\t"

  2055.         "packssdw            %%mm0, %%mm0       \n\t"

  2056.         "movd                %%mm0, (%4, %%"REG_BP")    \n\t"

  2057.         "add                    $4, %%"REG_BP"  \n\t"

  2058.         " jnc                   1b              \n\t"

  2059. 

  2060.         "pop            %%"REG_BP"              \n\t"

  2061. #if defined(PIC)

  2062.         "pop             %%"REG_b"              \n\t"

  2063. #endif

  2064.         : "+a" (counter)

  2065.         : "c" (filter), "d" (filterPos), "S" (src), "D" (dst)

  2066. #if !defined(PIC)

  2067.         : "%"REG_b

  2068. #endif

  2069.         );

  2070.     }

  2071.     else if (filterSize==8)

  2072.     {

  2073.         x86_reg counter= -2*dstW;

  2074.         filter-= counter*4;

  2075.         filterPos-= counter/2;

  2076.         dst-= counter/2;

  2077.         __asm__ volatile(

  2078. #if defined(PIC)

  2079.         "push             %%"REG_b"             \n\t"

  2080. #endif

  2081.         "pxor                 %%mm7, %%mm7      \n\t"

  2082.         "push            %%"REG_BP"             \n\t" // we use 7 regs here ...

  2083.         "mov              %%"REG_a", %%"REG_BP" \n\t"

  2084.         ASMALIGN(4)

  2085.         "1:                                     \n\t"

  2086.         "movzwl    (%2, %%"REG_BP"), %%eax      \n\t"

  2087.         "movzwl   2(%2, %%"REG_BP"), %%ebx      \n\t"

  2088.         "movq   (%1, %%"REG_BP", 8), %%mm1      \n\t"

  2089.         "movq 16(%1, %%"REG_BP", 8), %%mm3      \n\t"

  2090.         "movd       (%3, %%"REG_a"), %%mm0      \n\t"

  2091.         "movd       (%3, %%"REG_b"), %%mm2      \n\t"

  2092.         "punpcklbw            %%mm7, %%mm0      \n\t"

  2093.         "punpcklbw            %%mm7, %%mm2      \n\t"

  2094.         "pmaddwd              %%mm1, %%mm0      \n\t"

  2095.         "pmaddwd              %%mm2, %%mm3      \n\t"

  2096. 

  2097.         "movq  8(%1, %%"REG_BP", 8), %%mm1      \n\t"

  2098.         "movq 24(%1, %%"REG_BP", 8), %%mm5      \n\t"

  2099.         "movd      4(%3, %%"REG_a"), %%mm4      \n\t"

  2100.         "movd      4(%3, %%"REG_b"), %%mm2      \n\t"

  2101.         "punpcklbw            %%mm7, %%mm4      \n\t"

  2102.         "punpcklbw            %%mm7, %%mm2      \n\t"

  2103.         "pmaddwd              %%mm1, %%mm4      \n\t"

  2104.         "pmaddwd              %%mm2, %%mm5      \n\t"

  2105.         "paddd                %%mm4, %%mm0      \n\t"

  2106.         "paddd                %%mm5, %%mm3      \n\t"

  2107.         "movq                 %%mm0, %%mm4      \n\t"

  2108.         "punpckldq            %%mm3, %%mm0      \n\t"

  2109.         "punpckhdq            %%mm3, %%mm4      \n\t"

  2110.         "paddd                %%mm4, %%mm0      \n\t"

  2111.         "psrad                   $7, %%mm0      \n\t"

  2112.         "packssdw             %%mm0, %%mm0      \n\t"

  2113.         "movd                 %%mm0, (%4, %%"REG_BP")   \n\t"

  2114.         "add                     $4, %%"REG_BP" \n\t"

  2115.         " jnc                    1b             \n\t"

  2116. 

  2117.         "pop             %%"REG_BP"             \n\t"

  2118. #if defined(PIC)

  2119.         "pop              %%"REG_b"             \n\t"

  2120. #endif

  2121.         : "+a" (counter)

  2122.         : "c" (filter), "d" (filterPos), "S" (src), "D" (dst)

  2123. #if !defined(PIC)

  2124.         : "%"REG_b

  2125. #endif

  2126.         );

  2127.     }

  2128.     else

  2129.     {

  2130.         uint8_t *offset = src+filterSize;

  2131.         x86_reg counter= -2*dstW;

  2132.         //filter-= counter*filterSize/2;

  2133.         filterPos-= counter/2;

  2134.         dst-= counter/2;

  2135.         __asm__ volatile(

  2136.         "pxor                  %%mm7, %%mm7     \n\t"

  2137.         ASMALIGN(4)

  2138.         "1:                                     \n\t"

  2139.         "mov                      %2, %%"REG_c" \n\t"

  2140.         "movzwl      (%%"REG_c", %0), %%eax     \n\t"

  2141.         "movzwl     2(%%"REG_c", %0), %%edx     \n\t"

  2142.         "mov                      %5, %%"REG_c" \n\t"

  2143.         "pxor                  %%mm4, %%mm4     \n\t"

  2144.         "pxor                  %%mm5, %%mm5     \n\t"

  2145.         "2:                                     \n\t"

  2146.         "movq                   (%1), %%mm1     \n\t"

  2147.         "movq               (%1, %6), %%mm3     \n\t"

  2148.         "movd (%%"REG_c", %%"REG_a"), %%mm0     \n\t"

  2149.         "movd (%%"REG_c", %%"REG_d"), %%mm2     \n\t"

  2150.         "punpcklbw             %%mm7, %%mm0     \n\t"

  2151.         "punpcklbw             %%mm7, %%mm2     \n\t"

  2152.         "pmaddwd               %%mm1, %%mm0     \n\t"

  2153.         "pmaddwd               %%mm2, %%mm3     \n\t"

  2154.         "paddd                 %%mm3, %%mm5     \n\t"

  2155.         "paddd                 %%mm0, %%mm4     \n\t"

  2156.         "add                      $8, %1        \n\t"

  2157.         "add                      $4, %%"REG_c" \n\t"

  2158.         "cmp                      %4, %%"REG_c" \n\t"

  2159.         " jb                      2b            \n\t"

  2160.         "add                      %6, %1        \n\t"

  2161.         "movq                  %%mm4, %%mm0     \n\t"

  2162.         "punpckldq             %%mm5, %%mm4     \n\t"

  2163.         "punpckhdq             %%mm5, %%mm0     \n\t"

  2164.         "paddd                 %%mm0, %%mm4     \n\t"

  2165.         "psrad                    $7, %%mm4     \n\t"

  2166.         "packssdw              %%mm4, %%mm4     \n\t"

  2167.         "mov                      %3, %%"REG_a" \n\t"

  2168.         "movd                  %%mm4, (%%"REG_a", %0)   \n\t"

  2169.         "add                      $4, %0        \n\t"

  2170.         " jnc                     1b            \n\t"

  2171. 

  2172.         : "+r" (counter), "+r" (filter)

  2173.         : "m" (filterPos), "m" (dst), "m"(offset),

  2174.           "m" (src), "r" ((x86_reg)filterSize*2)

  2175.         : "%"REG_a, "%"REG_c, "%"REG_d

  2176.         );

  2177.     }

  2178. #else

  2179. #if COMPILE_TEMPLATE_ALTIVEC

  2180.     hScale_altivec_real(dst, dstW, src, srcW, xInc, filter, filterPos, filterSize);

  2181. #else

  2182.     int i;

  2183.     for (i=0; i<dstW; i++)

  2184.     {

  2185.         int j;

  2186.         int srcPos= filterPos[i];

  2187.         int val=0;

  2188.         //printf("filterPos: %d\n", filterPos[i]);

  2189.         for (j=0; j<filterSize; j++)

  2190.         {

  2191.             //printf("filter: %d, src: %d\n", filter[i], src[srcPos + j]);

  2192.             val += ((int)src[srcPos + j])*filter[filterSize*i + j];

  2193.         }

  2194.         //filter += hFilterSize;

  2195.         dst[i] = FFMIN(val>>7, (1<<15)-1); // the cubic equation does overflow ...

  2196.         //dst[i] = val>>7;

  2197.     }

  2198. #endif /* COMPILE_ALTIVEC */

  2199. #endif /* COMPILE_MMX */

  2200. }

  2201. 

  2202. #define FAST_BILINEAR_X86 \

  2203.     "subl    %%edi, %%esi    \n\t" /*  src[xx+1] - src[xx] */                   \

  2204.     "imull   %%ecx, %%esi    \n\t" /* (src[xx+1] - src[xx])*xalpha */           \

  2205.     "shll      $16, %%edi    \n\t"                                              \

  2206.     "addl    %%edi, %%esi    \n\t" /* src[xx+1]*xalpha + src[xx]*(1-xalpha) */  \

  2207.     "mov        %1, %%"REG_D"\n\t"                                              \

  2208.     "shrl       $9, %%esi    \n\t"                                              \

  2209. 

  2210. static inline void RENAME(hyscale_fast)(SwsContext *c, int16_t *dst,

  2211.                                         int dstWidth, const uint8_t *src, int srcW,

  2212.                                         int xInc)

  2213. {

  2214.     int i;

  2215.     unsigned int xpos=0;

  2216.     for (i=0;i<dstWidth;i++)

  2217.     {

  2218.         register unsigned int xx=xpos>>16;

  2219.         register unsigned int xalpha=(xpos&0xFFFF)>>9;

  2220.         dst[i]= (src[xx]<<7) + (src[xx+1] - src[xx])*xalpha;

  2221.         xpos+=xInc;

  2222.     }

  2223. }

  2224. 

  2225.       // *** horizontal scale Y line to temp buffer

  2226. static inline void RENAME(hyscale)(SwsContext *c, uint16_t *dst, long dstWidth, const uint8_t *src, int srcW, int xInc,

  2227.                                    int flags, const int16_t *hLumFilter,

  2228.                                    const int16_t *hLumFilterPos, int hLumFilterSize,

  2229.                                    int srcFormat, uint8_t *formatConvBuffer,

  2230.                                    uint32_t *pal, int isAlpha)

  2231. {

  2232.     int32_t av_unused *mmx2FilterPos = c->lumMmx2FilterPos;

  2233.     int16_t av_unused *mmx2Filter    = c->lumMmx2Filter;

  2234.     int     av_unused canMMX2BeUsed  = c->canMMX2BeUsed;

  2235.     void    av_unused *funnyYCode    = c->funnyYCode;

  2236.     void (*internal_func)(uint8_t *, const uint8_t *, long, uint32_t *) = isAlpha ? c->hascale_internal : c->hyscale_internal;

  2237. 

  2238.     if (isAlpha) {

  2239.         if (srcFormat == PIX_FMT_RGB32   || srcFormat == PIX_FMT_BGR32  )

  2240.             src += 3;

  2241.     } else {

  2242.         if (srcFormat == PIX_FMT_RGB32_1 || srcFormat == PIX_FMT_BGR32_1)

  2243.             src += ALT32_CORR;

  2244.     }

  2245. 

  2246.     if (srcFormat == PIX_FMT_RGB48LE)

  2247.         src++;

  2248. 

  2249.     if (internal_func) {

  2250.         internal_func(formatConvBuffer, src, srcW, pal);

  2251.         src= formatConvBuffer;

  2252.     }

  2253. 

  2254. #if COMPILE_TEMPLATE_MMX

  2255.     // Use the new MMX scaler if the MMX2 one can't be used (it is faster than the x86 ASM one).

  2256.     if (!(flags&SWS_FAST_BILINEAR) || (!canMMX2BeUsed))

  2257. #else

  2258.     if (!(flags&SWS_FAST_BILINEAR))

  2259. #endif

  2260.     {

  2261.         c->hScale(dst, dstWidth, src, srcW, xInc, hLumFilter, hLumFilterPos, hLumFilterSize);

  2262.     }

  2263.     else // fast bilinear upscale / crap downscale

  2264.     {

  2265. #if ARCH_X86 && CONFIG_GPL

  2266. #if COMPILE_TEMPLATE_MMX2

  2267.         int i;

  2268. #if defined(PIC)

  2269.         DECLARE_ALIGNED(8, uint64_t, ebxsave);

  2270. #endif

  2271.         if (canMMX2BeUsed)

  2272.         {

  2273.             __asm__ volatile(

  2274. #if defined(PIC)

  2275.             "mov               %%"REG_b", %5        \n\t"

  2276. #endif

  2277.             "pxor                  %%mm7, %%mm7     \n\t"

  2278.             "mov                      %0, %%"REG_c" \n\t"

  2279.             "mov                      %1, %%"REG_D" \n\t"

  2280.             "mov                      %2, %%"REG_d" \n\t"

  2281.             "mov                      %3, %%"REG_b" \n\t"

  2282.             "xor               %%"REG_a", %%"REG_a" \n\t" // i

  2283.             PREFETCH"        (%%"REG_c")            \n\t"

  2284.             PREFETCH"      32(%%"REG_c")            \n\t"

  2285.             PREFETCH"      64(%%"REG_c")            \n\t"

  2286. 

  2287. #if ARCH_X86_64

  2288. 

  2289. #define FUNNY_Y_CODE \

  2290.             "movl            (%%"REG_b"), %%esi     \n\t"\

  2291.             "call                    *%4            \n\t"\

  2292.             "movl (%%"REG_b", %%"REG_a"), %%esi     \n\t"\

  2293.             "add               %%"REG_S", %%"REG_c" \n\t"\

  2294.             "add               %%"REG_a", %%"REG_D" \n\t"\

  2295.             "xor               %%"REG_a", %%"REG_a" \n\t"\

  2296. 

  2297. #else

  2298. 

  2299. #define FUNNY_Y_CODE \

  2300.             "movl (%%"REG_b"), %%esi        \n\t"\

  2301.             "call         *%4                       \n\t"\

  2302.             "addl (%%"REG_b", %%"REG_a"), %%"REG_c" \n\t"\

  2303.             "add               %%"REG_a", %%"REG_D" \n\t"\

  2304.             "xor               %%"REG_a", %%"REG_a" \n\t"\

  2305. 

  2306. #endif /* ARCH_X86_64 */

  2307. 

  2308. FUNNY_Y_CODE

  2309. FUNNY_Y_CODE

  2310. FUNNY_Y_CODE

  2311. FUNNY_Y_CODE

  2312. FUNNY_Y_CODE

  2313. FUNNY_Y_CODE

  2314. FUNNY_Y_CODE

  2315. FUNNY_Y_CODE

  2316. 

  2317. #if defined(PIC)

  2318.             "mov                      %5, %%"REG_b" \n\t"

  2319. #endif

  2320.             :: "m" (src), "m" (dst), "m" (mmx2Filter), "m" (mmx2FilterPos),

  2321.             "m" (funnyYCode)

  2322. #if defined(PIC)

  2323.             ,"m" (ebxsave)

  2324. #endif

  2325.             : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D

  2326. #if !defined(PIC)

  2327.             ,"%"REG_b

  2328. #endif

  2329.             );

  2330.             for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) dst[i] = src[srcW-1]*128;

  2331.         }

  2332.         else

  2333.         {

  2334. #endif /* COMPILE_TEMPLATE_MMX2 */

  2335.         x86_reg xInc_shr16 = xInc >> 16;

  2336.         uint16_t xInc_mask = xInc & 0xffff;

  2337.         //NO MMX just normal asm ...

  2338.         __asm__ volatile(

  2339.         "xor %%"REG_a", %%"REG_a"            \n\t" // i

  2340.         "xor %%"REG_d", %%"REG_d"            \n\t" // xx

  2341.         "xorl    %%ecx, %%ecx                \n\t" // xalpha

  2342.         ASMALIGN(4)

  2343.         "1:                                  \n\t"

  2344.         "movzbl    (%0, %%"REG_d"), %%edi    \n\t" //src[xx]

  2345.         "movzbl   1(%0, %%"REG_d"), %%esi    \n\t" //src[xx+1]

  2346.         FAST_BILINEAR_X86

  2347.         "movw     %%si, (%%"REG_D", %%"REG_a", 2)   \n\t"

  2348.         "addw       %4, %%cx                 \n\t" //xalpha += xInc&0xFFFF

  2349.         "adc        %3, %%"REG_d"            \n\t" //xx+= xInc>>16 + carry

  2350. 

  2351.         "movzbl    (%0, %%"REG_d"), %%edi    \n\t" //src[xx]

  2352.         "movzbl   1(%0, %%"REG_d"), %%esi    \n\t" //src[xx+1]

  2353.         FAST_BILINEAR_X86

  2354.         "movw     %%si, 2(%%"REG_D", %%"REG_a", 2)  \n\t"

  2355.         "addw       %4, %%cx                 \n\t" //xalpha += xInc&0xFFFF

  2356.         "adc        %3, %%"REG_d"            \n\t" //xx+= xInc>>16 + carry

  2357. 

  2358. 

  2359.         "add        $2, %%"REG_a"            \n\t"

  2360.         "cmp        %2, %%"REG_a"            \n\t"

  2361.         " jb        1b                       \n\t"

  2362. 

  2363. 

  2364.         :: "r" (src), "m" (dst), "m" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask)

  2365.         : "%"REG_a, "%"REG_d, "%ecx", "%"REG_D, "%esi"

  2366.         );

  2367. #if COMPILE_TEMPLATE_MMX2

  2368.         } //if MMX2 can't be used

  2369. #endif

  2370. #else

  2371.         c->hyscale_fast(c, dst, dstWidth, src, srcW, xInc);

  2372. #endif /* ARCH_X86 */

  2373.     }

  2374. 

  2375.     if(!isAlpha && c->srcRange != c->dstRange && !(isRGB(c->dstFormat) || isBGR(c->dstFormat))){

  2376.         int i;

  2377.         //FIXME all pal and rgb srcFormats could do this convertion as well

  2378.         //FIXME all scalers more complex than bilinear could do half of this transform

  2379.         if(c->srcRange){

  2380.             for (i=0; i<dstWidth; i++)

  2381.                 dst[i]= (dst[i]*14071 + 33561947)>>14;

  2382.         }else{

  2383.             for (i=0; i<dstWidth; i++)

  2384.                 dst[i]= (FFMIN(dst[i],30189)*19077 - 39057361)>>14;

  2385.         }

  2386.     }

  2387. }

  2388. 

  2389. static inline void RENAME(hcscale_fast)(SwsContext *c, int16_t *dst,

  2390.                                         int dstWidth, const uint8_t *src1,

  2391.                                         const uint8_t *src2, int srcW, int xInc)

  2392. {

  2393.     int i;

  2394.     unsigned int xpos=0;

  2395.     for (i=0;i<dstWidth;i++)

  2396.     {

  2397.         register unsigned int xx=xpos>>16;

  2398.         register unsigned int xalpha=(xpos&0xFFFF)>>9;

  2399.         dst[i]=(src1[xx]*(xalpha^127)+src1[xx+1]*xalpha);

  2400.         dst[i+VOFW]=(src2[xx]*(xalpha^127)+src2[xx+1]*xalpha);

  2401.         /* slower

  2402.         dst[i]= (src1[xx]<<7) + (src1[xx+1] - src1[xx])*xalpha;

  2403.         dst[i+VOFW]=(src2[xx]<<7) + (src2[xx+1] - src2[xx])*xalpha;

  2404.         */

  2405.         xpos+=xInc;

  2406.     }

  2407. }

  2408. 

  2409. inline static void RENAME(hcscale)(SwsContext *c, uint16_t *dst, long dstWidth, const uint8_t *src1, const uint8_t *src2,

  2410.                                    int srcW, int xInc, int flags, const int16_t *hChrFilter,

  2411.                                    const int16_t *hChrFilterPos, int hChrFilterSize,

  2412.                                    int srcFormat, uint8_t *formatConvBuffer,

  2413.                                    uint32_t *pal)

  2414. {

  2415.     int32_t av_unused *mmx2FilterPos = c->chrMmx2FilterPos;

  2416.     int16_t av_unused *mmx2Filter    = c->chrMmx2Filter;

  2417.     int     av_unused canMMX2BeUsed  = c->canMMX2BeUsed;

  2418.     void    av_unused *funnyUVCode   = c->funnyUVCode;

  2419. 

  2420.     if (isGray(srcFormat) || srcFormat==PIX_FMT_MONOBLACK || srcFormat==PIX_FMT_MONOWHITE)

  2421.         return;

  2422. 

  2423.     if (srcFormat==PIX_FMT_RGB32_1 || srcFormat==PIX_FMT_BGR32_1) {

  2424.         src1 += ALT32_CORR;

  2425.         src2 += ALT32_CORR;

  2426.     }

  2427. 

  2428.     if (srcFormat==PIX_FMT_RGB48LE) {

  2429.         src1++;

  2430.         src2++;

  2431.     }

  2432. 

  2433.     if (c->hcscale_internal) {

  2434.         c->hcscale_internal(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, pal);

  2435.         src1= formatConvBuffer;

  2436.         src2= formatConvBuffer+VOFW;

  2437.     }

  2438. 

  2439. #if COMPILE_TEMPLATE_MMX

  2440.     // Use the new MMX scaler if the MMX2 one can't be used (it is faster than the x86 ASM one).

  2441.     if (!(flags&SWS_FAST_BILINEAR) || (!canMMX2BeUsed))

  2442. #else

  2443.     if (!(flags&SWS_FAST_BILINEAR))

  2444. #endif

  2445.     {

  2446.         c->hScale(dst     , dstWidth, src1, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);

  2447.         c->hScale(dst+VOFW, dstWidth, src2, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);

  2448.     }

  2449.     else // fast bilinear upscale / crap downscale

  2450.     {

  2451. #if ARCH_X86 && CONFIG_GPL

  2452. #if COMPILE_TEMPLATE_MMX2

  2453.         int i;

  2454. #if defined(PIC)

  2455.         DECLARE_ALIGNED(8, uint64_t, ebxsave);

  2456. #endif

  2457.         if (canMMX2BeUsed)

  2458.         {

  2459.             __asm__ volatile(

  2460. #if defined(PIC)

  2461.             "mov          %%"REG_b", %6         \n\t"

  2462. #endif

  2463.             "pxor             %%mm7, %%mm7      \n\t"

  2464.             "mov                 %0, %%"REG_c"  \n\t"

  2465.             "mov                 %1, %%"REG_D"  \n\t"

  2466.             "mov                 %2, %%"REG_d"  \n\t"

  2467.             "mov                 %3, %%"REG_b"  \n\t"

  2468.             "xor          %%"REG_a", %%"REG_a"  \n\t" // i

  2469.             PREFETCH"   (%%"REG_c")             \n\t"

  2470.             PREFETCH" 32(%%"REG_c")             \n\t"

  2471.             PREFETCH" 64(%%"REG_c")             \n\t"

  2472. 

  2473. #if ARCH_X86_64

  2474. 

  2475. #define FUNNY_UV_CODE \

  2476.             "movl       (%%"REG_b"), %%esi      \n\t"\

  2477.             "call               *%4             \n\t"\

  2478.             "movl (%%"REG_b", %%"REG_a"), %%esi \n\t"\

  2479.             "add          %%"REG_S", %%"REG_c"  \n\t"\

  2480.             "add          %%"REG_a", %%"REG_D"  \n\t"\

  2481.             "xor          %%"REG_a", %%"REG_a"  \n\t"\

  2482. 

  2483. #else

  2484. 

  2485. #define FUNNY_UV_CODE \

  2486.             "movl       (%%"REG_b"), %%esi      \n\t"\

  2487.             "call               *%4             \n\t"\

  2488.             "addl (%%"REG_b", %%"REG_a"), %%"REG_c" \n\t"\

  2489.             "add          %%"REG_a", %%"REG_D"  \n\t"\

  2490.             "xor          %%"REG_a", %%"REG_a"  \n\t"\

  2491. 

  2492. #endif /* ARCH_X86_64 */

  2493. 

  2494. FUNNY_UV_CODE

  2495. FUNNY_UV_CODE

  2496. FUNNY_UV_CODE

  2497. FUNNY_UV_CODE

  2498.             "xor          %%"REG_a", %%"REG_a"  \n\t" // i

  2499.             "mov                 %5, %%"REG_c"  \n\t" // src

  2500.             "mov                 %1, %%"REG_D"  \n\t" // buf1

  2501.             "add              $"AV_STRINGIFY(VOF)", %%"REG_D"  \n\t"

  2502.             PREFETCH"   (%%"REG_c")             \n\t"

  2503.             PREFETCH" 32(%%"REG_c")             \n\t"

  2504.             PREFETCH" 64(%%"REG_c")             \n\t"

  2505. 

  2506. FUNNY_UV_CODE

  2507. FUNNY_UV_CODE

  2508. FUNNY_UV_CODE

  2509. FUNNY_UV_CODE

  2510. 

  2511. #if defined(PIC)

  2512.             "mov %6, %%"REG_b"    \n\t"

  2513. #endif

  2514.             :: "m" (src1), "m" (dst), "m" (mmx2Filter), "m" (mmx2FilterPos),

  2515.             "m" (funnyUVCode), "m" (src2)

  2516. #if defined(PIC)

  2517.             ,"m" (ebxsave)

  2518. #endif

  2519.             : "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D

  2520. #if !defined(PIC)

  2521.              ,"%"REG_b

  2522. #endif

  2523.             );

  2524.             for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--)

  2525.             {

  2526.                 //printf("%d %d %d\n", dstWidth, i, srcW);

  2527.                 dst[i] = src1[srcW-1]*128;

  2528.                 dst[i+VOFW] = src2[srcW-1]*128;

  2529.             }

  2530.         }

  2531.         else

  2532.         {

  2533. #endif /* COMPILE_TEMPLATE_MMX2 */

  2534.             x86_reg xInc_shr16 = (x86_reg) (xInc >> 16);

  2535.             uint16_t xInc_mask = xInc & 0xffff;

  2536.             __asm__ volatile(

  2537.             "xor %%"REG_a", %%"REG_a"               \n\t" // i

  2538.             "xor %%"REG_d", %%"REG_d"               \n\t" // xx

  2539.             "xorl    %%ecx, %%ecx                   \n\t" // xalpha

  2540.             ASMALIGN(4)

  2541.             "1:                                     \n\t"

  2542.             "mov        %0, %%"REG_S"               \n\t"

  2543.             "movzbl  (%%"REG_S", %%"REG_d"), %%edi  \n\t" //src[xx]

  2544.             "movzbl 1(%%"REG_S", %%"REG_d"), %%esi  \n\t" //src[xx+1]

  2545.             FAST_BILINEAR_X86

  2546.             "movw     %%si, (%%"REG_D", %%"REG_a", 2)   \n\t"

  2547. 

  2548.             "movzbl    (%5, %%"REG_d"), %%edi       \n\t" //src[xx]

  2549.             "movzbl   1(%5, %%"REG_d"), %%esi       \n\t" //src[xx+1]

  2550.             FAST_BILINEAR_X86

  2551.             "movw     %%si, "AV_STRINGIFY(VOF)"(%%"REG_D", %%"REG_a", 2)   \n\t"

  2552. 

  2553.             "addw       %4, %%cx                    \n\t" //xalpha += xInc&0xFFFF

  2554.             "adc        %3, %%"REG_d"               \n\t" //xx+= xInc>>16 + carry

  2555.             "add        $1, %%"REG_a"               \n\t"

  2556.             "cmp        %2, %%"REG_a"               \n\t"

  2557.             " jb        1b                          \n\t"

  2558. 

  2559. /* GCC 3.3 makes MPlayer crash on IA-32 machines when using "g" operand here,

  2560.    which is needed to support GCC 4.0. */

  2561. #if ARCH_X86_64 && ((__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))

  2562.             :: "m" (src1), "m" (dst), "g" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask),

  2563. #else

  2564.             :: "m" (src1), "m" (dst), "m" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask),

  2565. #endif

  2566.             "r" (src2)

  2567.             : "%"REG_a, "%"REG_d, "%ecx", "%"REG_D, "%esi"

  2568.             );

  2569. #if COMPILE_TEMPLATE_MMX2

  2570.         } //if MMX2 can't be used

  2571. #endif

  2572. #else

  2573.         c->hcscale_fast(c, dst, dstWidth, src1, src2, srcW, xInc);

  2574. #endif /* ARCH_X86 */

  2575.     }

  2576.     if(c->srcRange != c->dstRange && !(isRGB(c->dstFormat) || isBGR(c->dstFormat))){

  2577.         int i;

  2578.         //FIXME all pal and rgb srcFormats could do this convertion as well

  2579.         //FIXME all scalers more complex than bilinear could do half of this transform

  2580.         if(c->srcRange){

  2581.             for (i=0; i<dstWidth; i++){

  2582.                 dst[i     ]= (dst[i     ]*1799 + 4081085)>>11; //1469

  2583.                 dst[i+VOFW]= (dst[i+VOFW]*1799 + 4081085)>>11; //1469

  2584.             }

  2585.         }else{

  2586.             for (i=0; i<dstWidth; i++){

  2587.                 dst[i     ]= (FFMIN(dst[i     ],30775)*4663 - 9289992)>>12; //-264

  2588.                 dst[i+VOFW]= (FFMIN(dst[i+VOFW],30775)*4663 - 9289992)>>12; //-264

  2589.             }

  2590.         }

  2591.     }

  2592. }

  2593. 

  2594. static int RENAME(swScale)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,

  2595.                            int srcSliceH, uint8_t* dst[], int dstStride[]){

  2596. 

  2597.     /* load a few things into local vars to make the code more readable? and faster */

  2598.     const int srcW= c->srcW;

  2599.     const int dstW= c->dstW;

  2600.     const int dstH= c->dstH;

  2601.     const int chrDstW= c->chrDstW;

  2602.     const int chrSrcW= c->chrSrcW;

  2603.     const int lumXInc= c->lumXInc;

  2604.     const int chrXInc= c->chrXInc;

  2605.     const int dstFormat= c->dstFormat;

  2606.     const int srcFormat= c->srcFormat;

  2607.     const int flags= c->flags;

  2608.     int16_t *vLumFilterPos= c->vLumFilterPos;

  2609.     int16_t *vChrFilterPos= c->vChrFilterPos;

  2610.     int16_t *hLumFilterPos= c->hLumFilterPos;

  2611.     int16_t *hChrFilterPos= c->hChrFilterPos;

  2612.     int16_t *vLumFilter= c->vLumFilter;

  2613.     int16_t *vChrFilter= c->vChrFilter;

  2614.     int16_t *hLumFilter= c->hLumFilter;

  2615.     int16_t *hChrFilter= c->hChrFilter;

  2616.     int32_t *lumMmxFilter= c->lumMmxFilter;

  2617.     int32_t *chrMmxFilter= c->chrMmxFilter;

  2618.     int32_t *alpMmxFilter= c->alpMmxFilter;

  2619.     const int vLumFilterSize= c->vLumFilterSize;

  2620.     const int vChrFilterSize= c->vChrFilterSize;

  2621.     const int hLumFilterSize= c->hLumFilterSize;

  2622.     const int hChrFilterSize= c->hChrFilterSize;

  2623.     int16_t **lumPixBuf= c->lumPixBuf;

  2624.     int16_t **chrPixBuf= c->chrPixBuf;

  2625.     int16_t **alpPixBuf= c->alpPixBuf;

  2626.     const int vLumBufSize= c->vLumBufSize;

  2627.     const int vChrBufSize= c->vChrBufSize;

  2628.     uint8_t *formatConvBuffer= c->formatConvBuffer;

  2629.     const int chrSrcSliceY= srcSliceY >> c->chrSrcVSubSample;

  2630.     const int chrSrcSliceH= -((-srcSliceH) >> c->chrSrcVSubSample);

  2631.     int lastDstY;

  2632.     uint32_t *pal=c->pal_yuv;

  2633. 

  2634.     /* vars which will change and which we need to store back in the context */

  2635.     int dstY= c->dstY;

  2636.     int lumBufIndex= c->lumBufIndex;

  2637.     int chrBufIndex= c->chrBufIndex;

  2638.     int lastInLumBuf= c->lastInLumBuf;

  2639.     int lastInChrBuf= c->lastInChrBuf;

  2640. 

  2641.     if (isPacked(c->srcFormat)){

  2642.         src[0]=

  2643.         src[1]=

  2644.         src[2]=

  2645.         src[3]= src[0];

  2646.         srcStride[0]=

  2647.         srcStride[1]=

  2648.         srcStride[2]=

  2649.         srcStride[3]= srcStride[0];

  2650.     }

  2651.     srcStride[1]<<= c->vChrDrop;

  2652.     srcStride[2]<<= c->vChrDrop;

  2653. 

  2654.     //printf("swscale %X %X %X -> %X %X %X\n", (int)src[0], (int)src[1], (int)src[2],

  2655.     //       (int)dst[0], (int)dst[1], (int)dst[2]);

  2656. 

  2657.     //printf("sws Strides:%d %d %d -> %d %d %d\n", srcStride[0],srcStride[1],srcStride[2],

  2658.     //dstStride[0],dstStride[1],dstStride[2]);

  2659. 

  2660.     if (dstStride[0]%8 !=0 || dstStride[1]%8 !=0 || dstStride[2]%8 !=0 || dstStride[3]%8 != 0)

  2661.     {

  2662.         static int warnedAlready=0; //FIXME move this into the context perhaps

  2663.         if (flags & SWS_PRINT_INFO && !warnedAlready)

  2664.         {

  2665.             av_log(c, AV_LOG_WARNING, "Warning: dstStride is not aligned!\n"

  2666.                    "         ->cannot do aligned memory accesses anymore\n");

  2667.             warnedAlready=1;

  2668.         }

  2669.     }

  2670. 

  2671.     /* Note the user might start scaling the picture in the middle so this

  2672.        will not get executed. This is not really intended but works

  2673.        currently, so people might do it. */

  2674.     if (srcSliceY ==0){

  2675.         lumBufIndex=0;

  2676.         chrBufIndex=0;

  2677.         dstY=0;

  2678.         lastInLumBuf= -1;

  2679.         lastInChrBuf= -1;

  2680.     }

  2681. 

  2682.     lastDstY= dstY;

  2683. 

  2684.     for (;dstY < dstH; dstY++){

  2685.         unsigned char *dest =dst[0]+dstStride[0]*dstY;

  2686.         const int chrDstY= dstY>>c->chrDstVSubSample;

  2687.         unsigned char *uDest=dst[1]+dstStride[1]*chrDstY;

  2688.         unsigned char *vDest=dst[2]+dstStride[2]*chrDstY;

  2689.         unsigned char *aDest=(CONFIG_SWSCALE_ALPHA && alpPixBuf) ? dst[3]+dstStride[3]*dstY : NULL;

  2690. 

  2691.         const int firstLumSrcY= vLumFilterPos[dstY]; //First line needed as input

  2692.         const int firstChrSrcY= vChrFilterPos[chrDstY]; //First line needed as input

  2693.         int lastLumSrcY= firstLumSrcY + vLumFilterSize -1; // Last line needed as input

  2694.         int lastChrSrcY= firstChrSrcY + vChrFilterSize -1; // Last line needed as input

  2695.         int enough_lines;

  2696. 

  2697.         //printf("dstY:%d dstH:%d firstLumSrcY:%d lastInLumBuf:%d vLumBufSize: %d vChrBufSize: %d slice: %d %d vLumFilterSize: %d firstChrSrcY: %d vChrFilterSize: %d c->chrSrcVSubSample: %d\n",

  2698.         // dstY, dstH, firstLumSrcY, lastInLumBuf, vLumBufSize, vChrBufSize, srcSliceY, srcSliceH, vLumFilterSize, firstChrSrcY, vChrFilterSize,  c->chrSrcVSubSample);

  2699.         //handle holes (FAST_BILINEAR & weird filters)

  2700.         if (firstLumSrcY > lastInLumBuf) lastInLumBuf= firstLumSrcY-1;

  2701.         if (firstChrSrcY > lastInChrBuf) lastInChrBuf= firstChrSrcY-1;

  2702.         //printf("%d %d %d\n", firstChrSrcY, lastInChrBuf, vChrBufSize);

  2703.         assert(firstLumSrcY >= lastInLumBuf - vLumBufSize + 1);

  2704.         assert(firstChrSrcY >= lastInChrBuf - vChrBufSize + 1);

  2705. 

  2706.         // Do we have enough lines in this slice to output the dstY line

  2707.         enough_lines = lastLumSrcY < srcSliceY + srcSliceH && lastChrSrcY < -((-srcSliceY - srcSliceH)>>c->chrSrcVSubSample);

  2708.         if (!enough_lines) {

  2709.             lastLumSrcY = srcSliceY + srcSliceH - 1;

  2710.             lastChrSrcY = chrSrcSliceY + chrSrcSliceH - 1;

  2711.         }

  2712. 

  2713.         /* printf("%d %d Last:%d %d LastInBuf:%d %d Index:%d %d Y:%d FSize: %d %d BSize: %d %d\n",

  2714.         firstChrSrcY,firstLumSrcY,lastChrSrcY,lastLumSrcY,

  2715.         lastInChrBuf,lastInLumBuf,chrBufIndex,lumBufIndex,dstY,vChrFilterSize,vLumFilterSize,

  2716.         vChrBufSize, vLumBufSize);*/

  2717. 

  2718.         //Do horizontal scaling

  2719.         while(lastInLumBuf < lastLumSrcY)

  2720.         {

  2721.             uint8_t *src1= src[0]+(lastInLumBuf + 1 - srcSliceY)*srcStride[0];

  2722.             uint8_t *src2= src[3]+(lastInLumBuf + 1 - srcSliceY)*srcStride[3];

  2723.             lumBufIndex++;

  2724.             //printf("%d %d %d %d\n", lumBufIndex, vLumBufSize, lastInLumBuf,  lastLumSrcY);

  2725.             assert(lumBufIndex < 2*vLumBufSize);

  2726.             assert(lastInLumBuf + 1 - srcSliceY < srcSliceH);

  2727.             assert(lastInLumBuf + 1 - srcSliceY >= 0);

  2728.             //printf("%d %d\n", lumBufIndex, vLumBufSize);

  2729.             RENAME(hyscale)(c, lumPixBuf[ lumBufIndex ], dstW, src1, srcW, lumXInc,

  2730.                             flags, hLumFilter, hLumFilterPos, hLumFilterSize,

  2731.                             c->srcFormat, formatConvBuffer,

  2732.                             pal, 0);

  2733.             if (CONFIG_SWSCALE_ALPHA && alpPixBuf)

  2734.                 RENAME(hyscale)(c, alpPixBuf[ lumBufIndex ], dstW, src2, srcW, lumXInc,

  2735.                                 flags, hLumFilter, hLumFilterPos, hLumFilterSize,

  2736.                                 c->srcFormat, formatConvBuffer,

  2737.                                 pal, 1);

  2738.             lastInLumBuf++;

  2739.         }

  2740.         while(lastInChrBuf < lastChrSrcY)

  2741.         {

  2742.             uint8_t *src1= src[1]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[1];

  2743.             uint8_t *src2= src[2]+(lastInChrBuf + 1 - chrSrcSliceY)*srcStride[2];

  2744.             chrBufIndex++;

  2745.             assert(chrBufIndex < 2*vChrBufSize);

  2746.             assert(lastInChrBuf + 1 - chrSrcSliceY < (chrSrcSliceH));

  2747.             assert(lastInChrBuf + 1 - chrSrcSliceY >= 0);

  2748.             //FIXME replace parameters through context struct (some at least)

  2749. 

  2750.             if (!(isGray(srcFormat) || isGray(dstFormat)))

  2751.                 RENAME(hcscale)(c, chrPixBuf[ chrBufIndex ], chrDstW, src1, src2, chrSrcW, chrXInc,

  2752.                                 flags, hChrFilter, hChrFilterPos, hChrFilterSize,

  2753.                                 c->srcFormat, formatConvBuffer,

  2754.                                 pal);

  2755.             lastInChrBuf++;

  2756.         }

  2757.         //wrap buf index around to stay inside the ring buffer

  2758.         if (lumBufIndex >= vLumBufSize) lumBufIndex-= vLumBufSize;

  2759.         if (chrBufIndex >= vChrBufSize) chrBufIndex-= vChrBufSize;

  2760.         if (!enough_lines)

  2761.             break; //we can't output a dstY line so let's try with the next slice

  2762. 

  2763. #if COMPILE_TEMPLATE_MMX

  2764.         c->blueDither= ff_dither8[dstY&1];

  2765.         if (c->dstFormat == PIX_FMT_RGB555 || c->dstFormat == PIX_FMT_BGR555)

  2766.             c->greenDither= ff_dither8[dstY&1];

  2767.         else

  2768.             c->greenDither= ff_dither4[dstY&1];

  2769.         c->redDither= ff_dither8[(dstY+1)&1];

  2770. #endif

  2771.         if (dstY < dstH-2)

  2772.         {

  2773.             const int16_t **lumSrcPtr= (const int16_t **) lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;

  2774.             const int16_t **chrSrcPtr= (const int16_t **) chrPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;

  2775.             const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **) alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;

  2776. #if COMPILE_TEMPLATE_MMX

  2777.             int i;

  2778.         if (flags & SWS_ACCURATE_RND){

  2779.             int s= APCK_SIZE / 8;

  2780.             for (i=0; i<vLumFilterSize; i+=2){

  2781.                 *(void**)&lumMmxFilter[s*i              ]= lumSrcPtr[i  ];

  2782.                 *(void**)&lumMmxFilter[s*i+APCK_PTR2/4  ]= lumSrcPtr[i+(vLumFilterSize>1)];

  2783.                           lumMmxFilter[s*i+APCK_COEF/4  ]=

  2784.                           lumMmxFilter[s*i+APCK_COEF/4+1]= vLumFilter[dstY*vLumFilterSize + i    ]

  2785.                     + (vLumFilterSize>1 ? vLumFilter[dstY*vLumFilterSize + i + 1]<<16 : 0);

  2786.                 if (CONFIG_SWSCALE_ALPHA && alpPixBuf){

  2787.                     *(void**)&alpMmxFilter[s*i              ]= alpSrcPtr[i  ];

  2788.                     *(void**)&alpMmxFilter[s*i+APCK_PTR2/4  ]= alpSrcPtr[i+(vLumFilterSize>1)];

  2789.                               alpMmxFilter[s*i+APCK_COEF/4  ]=

  2790.                               alpMmxFilter[s*i+APCK_COEF/4+1]= lumMmxFilter[s*i+APCK_COEF/4  ];

  2791.                 }

  2792.             }

  2793.             for (i=0; i<vChrFilterSize; i+=2){

  2794.                 *(void**)&chrMmxFilter[s*i              ]= chrSrcPtr[i  ];

  2795.                 *(void**)&chrMmxFilter[s*i+APCK_PTR2/4  ]= chrSrcPtr[i+(vChrFilterSize>1)];

  2796.                           chrMmxFilter[s*i+APCK_COEF/4  ]=

  2797.                           chrMmxFilter[s*i+APCK_COEF/4+1]= vChrFilter[chrDstY*vChrFilterSize + i    ]

  2798.                     + (vChrFilterSize>1 ? vChrFilter[chrDstY*vChrFilterSize + i + 1]<<16 : 0);

  2799.             }

  2800.         }else{

  2801.             for (i=0; i<vLumFilterSize; i++)

  2802.             {

  2803.                 lumMmxFilter[4*i+0]= (int32_t)lumSrcPtr[i];

  2804.                 lumMmxFilter[4*i+1]= (uint64_t)lumSrcPtr[i] >> 32;

  2805.                 lumMmxFilter[4*i+2]=

  2806.                 lumMmxFilter[4*i+3]=

  2807.                     ((uint16_t)vLumFilter[dstY*vLumFilterSize + i])*0x10001;

  2808.                 if (CONFIG_SWSCALE_ALPHA && alpPixBuf){

  2809.                     alpMmxFilter[4*i+0]= (int32_t)alpSrcPtr[i];

  2810.                     alpMmxFilter[4*i+1]= (uint64_t)alpSrcPtr[i] >> 32;

  2811.                     alpMmxFilter[4*i+2]=

  2812.                     alpMmxFilter[4*i+3]= lumMmxFilter[4*i+2];

  2813.                 }

  2814.             }

  2815.             for (i=0; i<vChrFilterSize; i++)

  2816.             {

  2817.                 chrMmxFilter[4*i+0]= (int32_t)chrSrcPtr[i];

  2818.                 chrMmxFilter[4*i+1]= (uint64_t)chrSrcPtr[i] >> 32;

  2819.                 chrMmxFilter[4*i+2]=

  2820.                 chrMmxFilter[4*i+3]=

  2821.                     ((uint16_t)vChrFilter[chrDstY*vChrFilterSize + i])*0x10001;

  2822.             }

  2823.         }

  2824. #endif

  2825.             if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21){

  2826.                 const int chrSkipMask= (1<<c->chrDstVSubSample)-1;

  2827.                 if (dstY&chrSkipMask) uDest= NULL; //FIXME split functions in lumi / chromi

  2828.                 c->yuv2nv12X(c,

  2829.                     vLumFilter+dstY*vLumFilterSize   , lumSrcPtr, vLumFilterSize,

  2830.                     vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,

  2831.                     dest, uDest, dstW, chrDstW, dstFormat);

  2832.             }

  2833.             else if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) //YV12 like

  2834.             {

  2835.                 const int chrSkipMask= (1<<c->chrDstVSubSample)-1;

  2836.                 if ((dstY&chrSkipMask) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi

  2837.                 if (vLumFilterSize == 1 && vChrFilterSize == 1) // unscaled YV12

  2838.                 {

  2839.                     int16_t *lumBuf = lumPixBuf[0];

  2840.                     int16_t *chrBuf= chrPixBuf[0];

  2841.                     int16_t *alpBuf= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? alpPixBuf[0] : NULL;

  2842.                     c->yuv2yuv1(c, lumBuf, chrBuf, alpBuf, dest, uDest, vDest, aDest, dstW, chrDstW);

  2843.                 }

  2844.                 else //General YV12

  2845.                 {

  2846.                     c->yuv2yuvX(c,

  2847.                         vLumFilter+dstY*vLumFilterSize   , lumSrcPtr, vLumFilterSize,

  2848.                         vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,

  2849.                         alpSrcPtr, dest, uDest, vDest, aDest, dstW, chrDstW);

  2850.                 }

  2851.             }

  2852.             else

  2853.             {

  2854.                 assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2);

  2855.                 assert(chrSrcPtr + vChrFilterSize - 1 < chrPixBuf + vChrBufSize*2);

  2856.                 if (vLumFilterSize == 1 && vChrFilterSize == 2) //unscaled RGB

  2857.                 {

  2858.                     int chrAlpha= vChrFilter[2*dstY+1];

  2859.                     if(flags & SWS_FULL_CHR_H_INT){

  2860.                         yuv2rgbXinC_full(c, //FIXME write a packed1_full function

  2861.                             vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,

  2862.                             vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,

  2863.                             alpSrcPtr, dest, dstW, dstY);

  2864.                     }else{

  2865.                         c->yuv2packed1(c, *lumSrcPtr, *chrSrcPtr, *(chrSrcPtr+1),

  2866.                             alpPixBuf ? *alpSrcPtr : NULL,

  2867.                             dest, dstW, chrAlpha, dstFormat, flags, dstY);

  2868.                     }

  2869.                 }

  2870.                 else if (vLumFilterSize == 2 && vChrFilterSize == 2) //bilinear upscale RGB

  2871.                 {

  2872.                     int lumAlpha= vLumFilter[2*dstY+1];

  2873.                     int chrAlpha= vChrFilter[2*dstY+1];

  2874.                     lumMmxFilter[2]=

  2875.                     lumMmxFilter[3]= vLumFilter[2*dstY   ]*0x10001;

  2876.                     chrMmxFilter[2]=

  2877.                     chrMmxFilter[3]= vChrFilter[2*chrDstY]*0x10001;

  2878.                     if(flags & SWS_FULL_CHR_H_INT){

  2879.                         yuv2rgbXinC_full(c, //FIXME write a packed2_full function

  2880.                             vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,

  2881.                             vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,

  2882.                             alpSrcPtr, dest, dstW, dstY);

  2883.                     }else{

  2884.                         c->yuv2packed2(c, *lumSrcPtr, *(lumSrcPtr+1), *chrSrcPtr, *(chrSrcPtr+1),

  2885.                             alpPixBuf ? *alpSrcPtr : NULL, alpPixBuf ? *(alpSrcPtr+1) : NULL,

  2886.                             dest, dstW, lumAlpha, chrAlpha, dstY);

  2887.                     }

  2888.                 }

  2889.                 else //general RGB

  2890.                 {

  2891.                     if(flags & SWS_FULL_CHR_H_INT){

  2892.                         yuv2rgbXinC_full(c,

  2893.                             vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,

  2894.                             vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,

  2895.                             alpSrcPtr, dest, dstW, dstY);

  2896.                     }else{

  2897.                         c->yuv2packedX(c,

  2898.                             vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,

  2899.                             vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,

  2900.                             alpSrcPtr, dest, dstW, dstY);

  2901.                     }

  2902.                 }

  2903.             }

  2904.         }

  2905.         else // hmm looks like we can't use MMX here without overwriting this array's tail

  2906.         {

  2907.             const int16_t **lumSrcPtr= (const int16_t **)lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize;

  2908.             const int16_t **chrSrcPtr= (const int16_t **)chrPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize;

  2909.             const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **)alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;

  2910.             if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21){

  2911.                 const int chrSkipMask= (1<<c->chrDstVSubSample)-1;

  2912.                 if (dstY&chrSkipMask) uDest= NULL; //FIXME split functions in lumi / chromi

  2913.                 yuv2nv12XinC(

  2914.                     vLumFilter+dstY*vLumFilterSize   , lumSrcPtr, vLumFilterSize,

  2915.                     vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,

  2916.                     dest, uDest, dstW, chrDstW, dstFormat);

  2917.             }

  2918.             else if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) //YV12

  2919.             {

  2920.                 const int chrSkipMask= (1<<c->chrDstVSubSample)-1;

  2921.                 if ((dstY&chrSkipMask) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi

  2922.                 yuv2yuvXinC(

  2923.                     vLumFilter+dstY*vLumFilterSize   , lumSrcPtr, vLumFilterSize,

  2924.                     vChrFilter+chrDstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,

  2925.                     alpSrcPtr, dest, uDest, vDest, aDest, dstW, chrDstW);

  2926.             }

  2927.             else

  2928.             {

  2929.                 assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2);

  2930.                 assert(chrSrcPtr + vChrFilterSize - 1 < chrPixBuf + vChrBufSize*2);

  2931.                 if(flags & SWS_FULL_CHR_H_INT){

  2932.                     yuv2rgbXinC_full(c,

  2933.                         vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,

  2934.                         vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,

  2935.                         alpSrcPtr, dest, dstW, dstY);

  2936.                 }else{

  2937.                     yuv2packedXinC(c,

  2938.                         vLumFilter+dstY*vLumFilterSize, lumSrcPtr, vLumFilterSize,

  2939.                         vChrFilter+dstY*vChrFilterSize, chrSrcPtr, vChrFilterSize,

  2940.                         alpSrcPtr, dest, dstW, dstY);

  2941.                 }

  2942.             }

  2943.         }

  2944.     }

  2945. 

  2946.     if ((dstFormat == PIX_FMT_YUVA420P) && !alpPixBuf)

  2947.         fillPlane(dst[3], dstStride[3], dstW, dstY-lastDstY, lastDstY, 255);

  2948. 

  2949. #if COMPILE_TEMPLATE_MMX

  2950.     if (flags & SWS_CPU_CAPS_MMX2 )  __asm__ volatile("sfence":::"memory");

  2951.     /* On K6 femms is faster than emms. On K7 femms is directly mapped to emms. */

  2952.     if (flags & SWS_CPU_CAPS_3DNOW)  __asm__ volatile("femms" :::"memory");

  2953.     else                             __asm__ volatile("emms"  :::"memory");

  2954. #endif

  2955.     /* store changed local vars back in the context */

  2956.     c->dstY= dstY;

  2957.     c->lumBufIndex= lumBufIndex;

  2958.     c->chrBufIndex= chrBufIndex;

  2959.     c->lastInLumBuf= lastInLumBuf;

  2960.     c->lastInChrBuf= lastInChrBuf;

  2961. 

  2962.     return dstY - lastDstY;

  2963. }

  2964. 

  2965. static void RENAME(sws_init_swScale)(SwsContext *c)

  2966. {

  2967.     enum PixelFormat srcFormat = c->srcFormat;

  2968. 

  2969.     c->yuv2nv12X    = RENAME(yuv2nv12X   );

  2970.     c->yuv2yuv1     = RENAME(yuv2yuv1    );

  2971.     c->yuv2yuvX     = RENAME(yuv2yuvX    );

  2972.     c->yuv2packed1  = RENAME(yuv2packed1 );

  2973.     c->yuv2packed2  = RENAME(yuv2packed2 );

  2974.     c->yuv2packedX  = RENAME(yuv2packedX );

  2975. 

  2976.     c->hScale       = RENAME(hScale      );

  2977. 

  2978.     c->hyscale_fast = RENAME(hyscale_fast);

  2979.     c->hcscale_fast = RENAME(hcscale_fast);

  2980. 

  2981.     c->hcscale_internal = NULL;

  2982.     switch(srcFormat) {

  2983.         case PIX_FMT_YUYV422  : c->hcscale_internal = RENAME(yuy2ToUV); break;

  2984.         case PIX_FMT_UYVY422  : c->hcscale_internal = RENAME(uyvyToUV); break;

  2985.         case PIX_FMT_RGB8     :

  2986.         case PIX_FMT_BGR8     :

  2987.         case PIX_FMT_PAL8     :

  2988.         case PIX_FMT_BGR4_BYTE:

  2989.         case PIX_FMT_RGB4_BYTE: c->hcscale_internal = palToUV; break;

  2990.         case PIX_FMT_YUV420PBE:

  2991.         case PIX_FMT_YUV422PBE:

  2992.         case PIX_FMT_YUV444PBE: c->hcscale_internal = RENAME(BEToUV); break;

  2993.         case PIX_FMT_YUV420PLE:

  2994.         case PIX_FMT_YUV422PLE:

  2995.         case PIX_FMT_YUV444PLE: c->hcscale_internal = RENAME(LEToUV); break;

  2996.     }

  2997.     if (c->chrSrcHSubSample) {

  2998.         switch(srcFormat) {

  2999.         case PIX_FMT_RGB48BE:

  3000.         case PIX_FMT_RGB48LE: c->hcscale_internal = rgb48ToUV_half; break;

  3001.         case PIX_FMT_RGB32  :

  3002.         case PIX_FMT_RGB32_1: c->hcscale_internal = bgr32ToUV_half; break;

  3003.         case PIX_FMT_BGR24  : c->hcscale_internal = RENAME(bgr24ToUV_half); break;

  3004.         case PIX_FMT_BGR565 : c->hcscale_internal = bgr16ToUV_half; break;

  3005.         case PIX_FMT_BGR555 : c->hcscale_internal = bgr15ToUV_half; break;

  3006.         case PIX_FMT_BGR32  :

  3007.         case PIX_FMT_BGR32_1: c->hcscale_internal = rgb32ToUV_half; break;

  3008.         case PIX_FMT_RGB24  : c->hcscale_internal = RENAME(rgb24ToUV_half); break;

  3009.         case PIX_FMT_RGB565 : c->hcscale_internal = rgb16ToUV_half; break;

  3010.         case PIX_FMT_RGB555 : c->hcscale_internal = rgb15ToUV_half; break;

  3011.         }

  3012.     } else {

  3013.         switch(srcFormat) {

  3014.         case PIX_FMT_RGB48BE:

  3015.         case PIX_FMT_RGB48LE: c->hcscale_internal = rgb48ToUV; break;

  3016.         case PIX_FMT_RGB32  :

  3017.         case PIX_FMT_RGB32_1: c->hcscale_internal = bgr32ToUV; break;

  3018.         case PIX_FMT_BGR24  : c->hcscale_internal = RENAME(bgr24ToUV); break;

  3019.         case PIX_FMT_BGR565 : c->hcscale_internal = bgr16ToUV; break;

  3020.         case PIX_FMT_BGR555 : c->hcscale_internal = bgr15ToUV; break;

  3021.         case PIX_FMT_BGR32  :

  3022.         case PIX_FMT_BGR32_1: c->hcscale_internal = rgb32ToUV; break;

  3023.         case PIX_FMT_RGB24  : c->hcscale_internal = RENAME(rgb24ToUV); break;

  3024.         case PIX_FMT_RGB565 : c->hcscale_internal = rgb16ToUV; break;

  3025.         case PIX_FMT_RGB555 : c->hcscale_internal = rgb15ToUV; break;

  3026.         }

  3027.     }

  3028. 

  3029.     c->hyscale_internal = NULL;

  3030.     c->hascale_internal = NULL;

  3031.     switch (srcFormat) {

  3032.     case PIX_FMT_YUYV422  :

  3033.     case PIX_FMT_YUV420PBE:

  3034.     case PIX_FMT_YUV422PBE:

  3035.     case PIX_FMT_YUV444PBE:

  3036.     case PIX_FMT_GRAY16BE : c->hyscale_internal = RENAME(yuy2ToY); break;

  3037.     case PIX_FMT_UYVY422  :

  3038.     case PIX_FMT_YUV420PLE:

  3039.     case PIX_FMT_YUV422PLE:

  3040.     case PIX_FMT_YUV444PLE:

  3041.     case PIX_FMT_GRAY16LE : c->hyscale_internal = RENAME(uyvyToY); break;

  3042.     case PIX_FMT_BGR24    : c->hyscale_internal = RENAME(bgr24ToY); break;

  3043.     case PIX_FMT_BGR565   : c->hyscale_internal = bgr16ToY; break;

  3044.     case PIX_FMT_BGR555   : c->hyscale_internal = bgr15ToY; break;

  3045.     case PIX_FMT_RGB24    : c->hyscale_internal = RENAME(rgb24ToY); break;

  3046.     case PIX_FMT_RGB565   : c->hyscale_internal = rgb16ToY; break;

  3047.     case PIX_FMT_RGB555   : c->hyscale_internal = rgb15ToY; break;

  3048.     case PIX_FMT_RGB8     :

  3049.     case PIX_FMT_BGR8     :

  3050.     case PIX_FMT_PAL8     :

  3051.     case PIX_FMT_BGR4_BYTE:

  3052.     case PIX_FMT_RGB4_BYTE: c->hyscale_internal = palToY; break;

  3053.     case PIX_FMT_MONOBLACK: c->hyscale_internal = monoblack2Y; break;

  3054.     case PIX_FMT_MONOWHITE: c->hyscale_internal = monowhite2Y; break;

  3055.     case PIX_FMT_RGB32  :

  3056.     case PIX_FMT_RGB32_1: c->hyscale_internal = bgr32ToY; break;

  3057.     case PIX_FMT_BGR32  :

  3058.     case PIX_FMT_BGR32_1: c->hyscale_internal = rgb32ToY; break;

  3059.     case PIX_FMT_RGB48BE:

  3060.     case PIX_FMT_RGB48LE: c->hyscale_internal = rgb48ToY; break;

  3061.     }

  3062.     if (c->alpPixBuf) {

  3063.         switch (srcFormat) {

  3064.         case PIX_FMT_RGB32  :

  3065.         case PIX_FMT_RGB32_1:

  3066.         case PIX_FMT_BGR32  :

  3067.         case PIX_FMT_BGR32_1: c->hascale_internal = abgrToA; break;

  3068.         }

  3069.     }

  3070. }