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  1. /*
  2.  * Copyright (c) 2004-2005 Michael Niedermayer, Loren Merritt
  3.  * Copyright (c) 2011 Daniel Kang
  4.  *
  5.  * This file is part of FFmpeg.
  6.  *
  7.  * FFmpeg is free software; you can redistribute it and/or
  8.  * modify it under the terms of the GNU Lesser General Public
  9.  * License as published by the Free Software Foundation; either
  10.  * version 2.1 of the License, or (at your option) any later version.
  11.  *
  12.  * FFmpeg is distributed in the hope that it will be useful,
  13.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15.  * Lesser General Public License for more details.
  16.  *
  17.  * You should have received a copy of the GNU Lesser General Public
  18.  * License along with FFmpeg; if not, write to the Free Software
  19.  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  20.  */
  21.  
  22. #include "libavutil/attributes.h"
  23. #include "libavutil/cpu.h"
  24. #include "libavutil/x86/asm.h"
  25. #include "libavutil/x86/cpu.h"
  26. #include "libavcodec/h264.h"
  27. #include "libavcodec/h264qpel.h"
  28. #include "libavcodec/pixels.h"
  29. #include "fpel.h"
  30.  
  31. #if HAVE_YASM
  32. void ff_put_pixels4_mmx(uint8_t *block, const uint8_t *pixels,
  33.                         ptrdiff_t line_size, int h);
  34. void ff_avg_pixels4_mmxext(uint8_t *block, const uint8_t *pixels,
  35.                            ptrdiff_t line_size, int h);
  36. void ff_put_pixels4_l2_mmxext(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
  37.                               int dstStride, int src1Stride, int h);
  38. void ff_avg_pixels4_l2_mmxext(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
  39.                               int dstStride, int src1Stride, int h);
  40. void ff_put_pixels8_l2_mmxext(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
  41.                               int dstStride, int src1Stride, int h);
  42. void ff_avg_pixels8_l2_mmxext(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
  43.                               int dstStride, int src1Stride, int h);
  44. void ff_put_pixels16_l2_mmxext(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
  45.                                int dstStride, int src1Stride, int h);
  46. void ff_avg_pixels16_l2_mmxext(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
  47.                                int dstStride, int src1Stride, int h);
  48. #define ff_put_pixels8_l2_sse2  ff_put_pixels8_l2_mmxext
  49. #define ff_avg_pixels8_l2_sse2  ff_avg_pixels8_l2_mmxext
  50. #define ff_put_pixels16_l2_sse2 ff_put_pixels16_l2_mmxext
  51. #define ff_avg_pixels16_l2_sse2 ff_avg_pixels16_l2_mmxext
  52. #define ff_put_pixels16_mmxext  ff_put_pixels16_mmx
  53. #define ff_put_pixels8_mmxext   ff_put_pixels8_mmx
  54. #define ff_put_pixels4_mmxext   ff_put_pixels4_mmx
  55.  
  56. #define DEF_QPEL(OPNAME)\
  57. void ff_ ## OPNAME ## _h264_qpel4_h_lowpass_mmxext(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride);\
  58. void ff_ ## OPNAME ## _h264_qpel8_h_lowpass_mmxext(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride);\
  59. void ff_ ## OPNAME ## _h264_qpel8_h_lowpass_ssse3(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride);\
  60. void ff_ ## OPNAME ## _h264_qpel4_h_lowpass_l2_mmxext(uint8_t *dst, const uint8_t *src, const uint8_t *src2, int dstStride, int src2Stride);\
  61. void ff_ ## OPNAME ## _h264_qpel8_h_lowpass_l2_mmxext(uint8_t *dst, const uint8_t *src, const uint8_t *src2, int dstStride, int src2Stride);\
  62. void ff_ ## OPNAME ## _h264_qpel8_h_lowpass_l2_ssse3(uint8_t *dst, const uint8_t *src, const uint8_t *src2, int dstStride, int src2Stride);\
  63. void ff_ ## OPNAME ## _h264_qpel4_v_lowpass_mmxext(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride);\
  64. void ff_ ## OPNAME ## _h264_qpel8or16_v_lowpass_op_mmxext(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h);\
  65. void ff_ ## OPNAME ## _h264_qpel8or16_v_lowpass_sse2(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h);\
  66. void ff_ ## OPNAME ## _h264_qpel4_hv_lowpass_v_mmxext(const uint8_t *src, int16_t *tmp, int srcStride);\
  67. void ff_ ## OPNAME ## _h264_qpel4_hv_lowpass_h_mmxext(int16_t *tmp, uint8_t *dst, int dstStride);\
  68. void ff_ ## OPNAME ## _h264_qpel8or16_hv1_lowpass_op_mmxext(const uint8_t *src, int16_t *tmp, int srcStride, int size);\
  69. void ff_ ## OPNAME ## _h264_qpel8or16_hv1_lowpass_op_sse2(const uint8_t *src, int16_t *tmp, int srcStride, int size);\
  70. void ff_ ## OPNAME ## _h264_qpel8or16_hv2_lowpass_op_mmxext(uint8_t *dst, int16_t *tmp, int dstStride, int unused, int h);\
  71. void ff_ ## OPNAME ## _h264_qpel8or16_hv2_lowpass_ssse3(uint8_t *dst, int16_t *tmp, int dstStride, int tmpStride, int size);\
  72. void ff_ ## OPNAME ## _pixels4_l2_shift5_mmxext(uint8_t *dst, const int16_t *src16, const uint8_t *src8, int dstStride, int src8Stride, int h);\
  73. void ff_ ## OPNAME ## _pixels8_l2_shift5_mmxext(uint8_t *dst, const int16_t *src16, const uint8_t *src8, int dstStride, int src8Stride, int h);
  74.  
  75. DEF_QPEL(avg)
  76. DEF_QPEL(put)
  77.  
  78. #define QPEL_H264(OPNAME, OP, MMX)\
  79. static av_always_inline void ff_ ## OPNAME ## h264_qpel4_hv_lowpass_ ## MMX(uint8_t *dst, int16_t *tmp, const uint8_t *src, int dstStride, int tmpStride, int srcStride){\
  80.     int w=3;\
  81.     src -= 2*srcStride+2;\
  82.     while(w--){\
  83.         ff_ ## OPNAME ## h264_qpel4_hv_lowpass_v_mmxext(src, tmp, srcStride);\
  84.         tmp += 4;\
  85.         src += 4;\
  86.     }\
  87.     tmp -= 3*4;\
  88.     ff_ ## OPNAME ## h264_qpel4_hv_lowpass_h_mmxext(tmp, dst, dstStride);\
  89. }\
  90. \
  91. static av_always_inline void ff_ ## OPNAME ## h264_qpel8or16_v_lowpass_ ## MMX(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h){\
  92.     src -= 2*srcStride;\
  93.     ff_ ## OPNAME ## h264_qpel8or16_v_lowpass_op_mmxext(dst, src, dstStride, srcStride, h);\
  94.     src += 4;\
  95.     dst += 4;\
  96.     ff_ ## OPNAME ## h264_qpel8or16_v_lowpass_op_mmxext(dst, src, dstStride, srcStride, h);\
  97. }\
  98. static av_always_inline void ff_ ## OPNAME ## h264_qpel8or16_hv1_lowpass_ ## MMX(int16_t *tmp, const uint8_t *src, int tmpStride, int srcStride, int size){\
  99.     int w = (size+8)>>2;\
  100.     src -= 2*srcStride+2;\
  101.     while(w--){\
  102.         ff_ ## OPNAME ## h264_qpel8or16_hv1_lowpass_op_mmxext(src, tmp, srcStride, size);\
  103.         tmp += 4;\
  104.         src += 4;\
  105.     }\
  106. }\
  107. static av_always_inline void ff_ ## OPNAME ## h264_qpel8or16_hv2_lowpass_ ## MMX(uint8_t *dst, int16_t *tmp, int dstStride, int tmpStride, int size){\
  108.     int w = size>>4;\
  109.     do{\
  110.     ff_ ## OPNAME ## h264_qpel8or16_hv2_lowpass_op_mmxext(dst, tmp, dstStride, 0, size);\
  111.     tmp += 8;\
  112.     dst += 8;\
  113.     }while(w--);\
  114. }\
  115. \
  116. static av_always_inline void ff_ ## OPNAME ## h264_qpel8_v_lowpass_ ## MMX(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\
  117.     ff_ ## OPNAME ## h264_qpel8or16_v_lowpass_ ## MMX(dst  , src  , dstStride, srcStride, 8);\
  118. }\
  119. static av_always_inline void ff_ ## OPNAME ## h264_qpel16_v_lowpass_ ## MMX(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\
  120.     ff_ ## OPNAME ## h264_qpel8or16_v_lowpass_ ## MMX(dst  , src  , dstStride, srcStride, 16);\
  121.     ff_ ## OPNAME ## h264_qpel8or16_v_lowpass_ ## MMX(dst+8, src+8, dstStride, srcStride, 16);\
  122. }\
  123. \
  124. static av_always_inline void ff_ ## OPNAME ## h264_qpel16_h_lowpass_ ## MMX(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\
  125.     ff_ ## OPNAME ## h264_qpel8_h_lowpass_ ## MMX(dst  , src  , dstStride, srcStride);\
  126.     ff_ ## OPNAME ## h264_qpel8_h_lowpass_ ## MMX(dst+8, src+8, dstStride, srcStride);\
  127.     src += 8*srcStride;\
  128.     dst += 8*dstStride;\
  129.     ff_ ## OPNAME ## h264_qpel8_h_lowpass_ ## MMX(dst  , src  , dstStride, srcStride);\
  130.     ff_ ## OPNAME ## h264_qpel8_h_lowpass_ ## MMX(dst+8, src+8, dstStride, srcStride);\
  131. }\
  132. \
  133. static av_always_inline void ff_ ## OPNAME ## h264_qpel16_h_lowpass_l2_ ## MMX(uint8_t *dst, const uint8_t *src, const uint8_t *src2, int dstStride, int src2Stride){\
  134.     ff_ ## OPNAME ## h264_qpel8_h_lowpass_l2_ ## MMX(dst  , src  , src2  , dstStride, src2Stride);\
  135.     ff_ ## OPNAME ## h264_qpel8_h_lowpass_l2_ ## MMX(dst+8, src+8, src2+8, dstStride, src2Stride);\
  136.     src += 8*dstStride;\
  137.     dst += 8*dstStride;\
  138.     src2 += 8*src2Stride;\
  139.     ff_ ## OPNAME ## h264_qpel8_h_lowpass_l2_ ## MMX(dst  , src  , src2  , dstStride, src2Stride);\
  140.     ff_ ## OPNAME ## h264_qpel8_h_lowpass_l2_ ## MMX(dst+8, src+8, src2+8, dstStride, src2Stride);\
  141. }\
  142. \
  143. static av_always_inline void ff_ ## OPNAME ## h264_qpel8or16_hv_lowpass_ ## MMX(uint8_t *dst, int16_t *tmp, const uint8_t *src, int dstStride, int tmpStride, int srcStride, int size){\
  144.     ff_put_h264_qpel8or16_hv1_lowpass_ ## MMX(tmp, src, tmpStride, srcStride, size);\
  145.     ff_ ## OPNAME ## h264_qpel8or16_hv2_lowpass_ ## MMX(dst, tmp, dstStride, tmpStride, size);\
  146. }\
  147. static av_always_inline void ff_ ## OPNAME ## h264_qpel8_hv_lowpass_ ## MMX(uint8_t *dst, int16_t *tmp, const uint8_t *src, int dstStride, int tmpStride, int srcStride){\
  148.     ff_ ## OPNAME ## h264_qpel8or16_hv_lowpass_ ## MMX(dst  , tmp  , src  , dstStride, tmpStride, srcStride, 8);\
  149. }\
  150. \
  151. static av_always_inline void ff_ ## OPNAME ## h264_qpel16_hv_lowpass_ ## MMX(uint8_t *dst, int16_t *tmp, const uint8_t *src, int dstStride, int tmpStride, int srcStride){\
  152.     ff_ ## OPNAME ## h264_qpel8or16_hv_lowpass_ ## MMX(dst  , tmp  , src  , dstStride, tmpStride, srcStride, 16);\
  153. }\
  154. \
  155. static av_always_inline void ff_ ## OPNAME ## pixels16_l2_shift5_ ## MMX(uint8_t *dst, const int16_t *src16, const uint8_t *src8, int dstStride, int src8Stride, int h)\
  156. {\
  157.     ff_ ## OPNAME ## pixels8_l2_shift5_ ## MMX(dst  , src16  , src8  , dstStride, src8Stride, h);\
  158.     ff_ ## OPNAME ## pixels8_l2_shift5_ ## MMX(dst+8, src16+8, src8+8, dstStride, src8Stride, h);\
  159. }\
  160.  
  161.  
  162. #if ARCH_X86_64
  163. #define QPEL_H264_H16_XMM(OPNAME, OP, MMX)\
  164.  
  165. void ff_avg_h264_qpel16_h_lowpass_l2_ssse3(uint8_t *dst, const uint8_t *src, const uint8_t *src2, int dstStride, int src2Stride);
  166. void ff_put_h264_qpel16_h_lowpass_l2_ssse3(uint8_t *dst, const uint8_t *src, const uint8_t *src2, int dstStride, int src2Stride);
  167.  
  168. #else // ARCH_X86_64
  169. #define QPEL_H264_H16_XMM(OPNAME, OP, MMX)\
  170. static av_always_inline void ff_ ## OPNAME ## h264_qpel16_h_lowpass_l2_ ## MMX(uint8_t *dst, const uint8_t *src, const uint8_t *src2, int dstStride, int src2Stride){\
  171.     ff_ ## OPNAME ## h264_qpel8_h_lowpass_l2_ ## MMX(dst  , src  , src2  , dstStride, src2Stride);\
  172.     ff_ ## OPNAME ## h264_qpel8_h_lowpass_l2_ ## MMX(dst+8, src+8, src2+8, dstStride, src2Stride);\
  173.     src += 8*dstStride;\
  174.     dst += 8*dstStride;\
  175.     src2 += 8*src2Stride;\
  176.     ff_ ## OPNAME ## h264_qpel8_h_lowpass_l2_ ## MMX(dst  , src  , src2  , dstStride, src2Stride);\
  177.     ff_ ## OPNAME ## h264_qpel8_h_lowpass_l2_ ## MMX(dst+8, src+8, src2+8, dstStride, src2Stride);\
  178. }
  179. #endif // ARCH_X86_64
  180.  
  181. #define QPEL_H264_H_XMM(OPNAME, OP, MMX)\
  182. QPEL_H264_H16_XMM(OPNAME, OP, MMX)\
  183. static av_always_inline void ff_ ## OPNAME ## h264_qpel16_h_lowpass_ ## MMX(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\
  184.     ff_ ## OPNAME ## h264_qpel8_h_lowpass_ ## MMX(dst  , src  , dstStride, srcStride);\
  185.     ff_ ## OPNAME ## h264_qpel8_h_lowpass_ ## MMX(dst+8, src+8, dstStride, srcStride);\
  186.     src += 8*srcStride;\
  187.     dst += 8*dstStride;\
  188.     ff_ ## OPNAME ## h264_qpel8_h_lowpass_ ## MMX(dst  , src  , dstStride, srcStride);\
  189.     ff_ ## OPNAME ## h264_qpel8_h_lowpass_ ## MMX(dst+8, src+8, dstStride, srcStride);\
  190. }\
  191.  
  192. #define QPEL_H264_V_XMM(OPNAME, OP, MMX)\
  193. static av_always_inline void ff_ ## OPNAME ## h264_qpel8_v_lowpass_ ## MMX(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\
  194.     ff_ ## OPNAME ## h264_qpel8or16_v_lowpass_ ## MMX(dst  , src  , dstStride, srcStride, 8);\
  195. }\
  196. static av_always_inline void ff_ ## OPNAME ## h264_qpel16_v_lowpass_ ## MMX(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride){\
  197.     ff_ ## OPNAME ## h264_qpel8or16_v_lowpass_ ## MMX(dst  , src  , dstStride, srcStride, 16);\
  198.     ff_ ## OPNAME ## h264_qpel8or16_v_lowpass_ ## MMX(dst+8, src+8, dstStride, srcStride, 16);\
  199. }
  200.  
  201. static av_always_inline void put_h264_qpel8or16_hv1_lowpass_sse2(int16_t *tmp,
  202.                                                                  const uint8_t *src,
  203.                                                                  int tmpStride,
  204.                                                                  int srcStride,
  205.                                                                  int size)
  206. {
  207.     int w = (size+8)>>3;
  208.     src -= 2*srcStride+2;
  209.     while(w--){
  210.         ff_put_h264_qpel8or16_hv1_lowpass_op_sse2(src, tmp, srcStride, size);
  211.         tmp += 8;
  212.         src += 8;
  213.     }
  214. }
  215.  
  216. #define QPEL_H264_HV_XMM(OPNAME, OP, MMX)\
  217. static av_always_inline void ff_ ## OPNAME ## h264_qpel8or16_hv_lowpass_ ## MMX(uint8_t *dst, int16_t *tmp, const uint8_t *src, int dstStride, int tmpStride, int srcStride, int size){\
  218.     put_h264_qpel8or16_hv1_lowpass_sse2(tmp, src, tmpStride, srcStride, size);\
  219.     ff_ ## OPNAME ## h264_qpel8or16_hv2_lowpass_ ## MMX(dst, tmp, dstStride, tmpStride, size);\
  220. }\
  221. static av_always_inline void ff_ ## OPNAME ## h264_qpel8_hv_lowpass_ ## MMX(uint8_t *dst, int16_t *tmp, const uint8_t *src, int dstStride, int tmpStride, int srcStride){\
  222.     ff_ ## OPNAME ## h264_qpel8or16_hv_lowpass_ ## MMX(dst, tmp, src, dstStride, tmpStride, srcStride, 8);\
  223. }\
  224. static av_always_inline void ff_ ## OPNAME ## h264_qpel16_hv_lowpass_ ## MMX(uint8_t *dst, int16_t *tmp, const uint8_t *src, int dstStride, int tmpStride, int srcStride){\
  225.     ff_ ## OPNAME ## h264_qpel8or16_hv_lowpass_ ## MMX(dst, tmp, src, dstStride, tmpStride, srcStride, 16);\
  226. }\
  227.  
  228. #define ff_put_h264_qpel8_h_lowpass_l2_sse2  ff_put_h264_qpel8_h_lowpass_l2_mmxext
  229. #define ff_avg_h264_qpel8_h_lowpass_l2_sse2  ff_avg_h264_qpel8_h_lowpass_l2_mmxext
  230. #define ff_put_h264_qpel16_h_lowpass_l2_sse2 ff_put_h264_qpel16_h_lowpass_l2_mmxext
  231. #define ff_avg_h264_qpel16_h_lowpass_l2_sse2 ff_avg_h264_qpel16_h_lowpass_l2_mmxext
  232.  
  233. #define ff_put_h264_qpel8_v_lowpass_ssse3  ff_put_h264_qpel8_v_lowpass_sse2
  234. #define ff_avg_h264_qpel8_v_lowpass_ssse3  ff_avg_h264_qpel8_v_lowpass_sse2
  235. #define ff_put_h264_qpel16_v_lowpass_ssse3 ff_put_h264_qpel16_v_lowpass_sse2
  236. #define ff_avg_h264_qpel16_v_lowpass_ssse3 ff_avg_h264_qpel16_v_lowpass_sse2
  237.  
  238. #define ff_put_h264_qpel8or16_hv2_lowpass_sse2 ff_put_h264_qpel8or16_hv2_lowpass_mmxext
  239. #define ff_avg_h264_qpel8or16_hv2_lowpass_sse2 ff_avg_h264_qpel8or16_hv2_lowpass_mmxext
  240.  
  241. #define H264_MC(OPNAME, SIZE, MMX, ALIGN) \
  242. H264_MC_C(OPNAME, SIZE, MMX, ALIGN)\
  243. H264_MC_V(OPNAME, SIZE, MMX, ALIGN)\
  244. H264_MC_H(OPNAME, SIZE, MMX, ALIGN)\
  245. H264_MC_HV(OPNAME, SIZE, MMX, ALIGN)\
  246.  
  247. static void put_h264_qpel16_mc00_sse2 (uint8_t *dst, const uint8_t *src,
  248.                                        ptrdiff_t stride)
  249. {
  250.     ff_put_pixels16_sse2(dst, src, stride, 16);
  251. }
  252. static void avg_h264_qpel16_mc00_sse2 (uint8_t *dst, const uint8_t *src,
  253.                                        ptrdiff_t stride)
  254. {
  255.     ff_avg_pixels16_sse2(dst, src, stride, 16);
  256. }
  257. #define put_h264_qpel8_mc00_sse2 put_h264_qpel8_mc00_mmxext
  258. #define avg_h264_qpel8_mc00_sse2 avg_h264_qpel8_mc00_mmxext
  259.  
  260. #define H264_MC_C(OPNAME, SIZE, MMX, ALIGN) \
  261. static void OPNAME ## h264_qpel ## SIZE ## _mc00_ ## MMX (uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
  262. {\
  263.     ff_ ## OPNAME ## pixels ## SIZE ## _ ## MMX(dst, src, stride, SIZE);\
  264. }\
  265.  
  266. #define H264_MC_H(OPNAME, SIZE, MMX, ALIGN) \
  267. static void OPNAME ## h264_qpel ## SIZE ## _mc10_ ## MMX(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
  268. {\
  269.     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src, src, stride, stride);\
  270. }\
  271. \
  272. static void OPNAME ## h264_qpel ## SIZE ## _mc20_ ## MMX(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
  273. {\
  274.     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_ ## MMX(dst, src, stride, stride);\
  275. }\
  276. \
  277. static void OPNAME ## h264_qpel ## SIZE ## _mc30_ ## MMX(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
  278. {\
  279.     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src, src+1, stride, stride);\
  280. }\
  281.  
  282. #define H264_MC_V(OPNAME, SIZE, MMX, ALIGN) \
  283. static void OPNAME ## h264_qpel ## SIZE ## _mc01_ ## MMX(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
  284. {\
  285.     LOCAL_ALIGNED(ALIGN, uint8_t, temp, [SIZE*SIZE]);\
  286.     ff_put_h264_qpel ## SIZE ## _v_lowpass_ ## MMX(temp, src, SIZE, stride);\
  287.     ff_ ## OPNAME ## pixels ## SIZE ## _l2_ ## MMX(dst, src, temp, stride, stride, SIZE);\
  288. }\
  289. \
  290. static void OPNAME ## h264_qpel ## SIZE ## _mc02_ ## MMX(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
  291. {\
  292.     ff_ ## OPNAME ## h264_qpel ## SIZE ## _v_lowpass_ ## MMX(dst, src, stride, stride);\
  293. }\
  294. \
  295. static void OPNAME ## h264_qpel ## SIZE ## _mc03_ ## MMX(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
  296. {\
  297.     LOCAL_ALIGNED(ALIGN, uint8_t, temp, [SIZE*SIZE]);\
  298.     ff_put_h264_qpel ## SIZE ## _v_lowpass_ ## MMX(temp, src, SIZE, stride);\
  299.     ff_ ## OPNAME ## pixels ## SIZE ## _l2_ ## MMX(dst, src+stride, temp, stride, stride, SIZE);\
  300. }\
  301.  
  302. #define H264_MC_HV(OPNAME, SIZE, MMX, ALIGN) \
  303. static void OPNAME ## h264_qpel ## SIZE ## _mc11_ ## MMX(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
  304. {\
  305.     LOCAL_ALIGNED(ALIGN, uint8_t, temp, [SIZE*SIZE]);\
  306.     ff_put_h264_qpel ## SIZE ## _v_lowpass_ ## MMX(temp, src, SIZE, stride);\
  307.     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src, temp, stride, SIZE);\
  308. }\
  309. \
  310. static void OPNAME ## h264_qpel ## SIZE ## _mc31_ ## MMX(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
  311. {\
  312.     LOCAL_ALIGNED(ALIGN, uint8_t, temp, [SIZE*SIZE]);\
  313.     ff_put_h264_qpel ## SIZE ## _v_lowpass_ ## MMX(temp, src+1, SIZE, stride);\
  314.     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src, temp, stride, SIZE);\
  315. }\
  316. \
  317. static void OPNAME ## h264_qpel ## SIZE ## _mc13_ ## MMX(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
  318. {\
  319.     LOCAL_ALIGNED(ALIGN, uint8_t, temp, [SIZE*SIZE]);\
  320.     ff_put_h264_qpel ## SIZE ## _v_lowpass_ ## MMX(temp, src, SIZE, stride);\
  321.     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src+stride, temp, stride, SIZE);\
  322. }\
  323. \
  324. static void OPNAME ## h264_qpel ## SIZE ## _mc33_ ## MMX(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
  325. {\
  326.     LOCAL_ALIGNED(ALIGN, uint8_t, temp, [SIZE*SIZE]);\
  327.     ff_put_h264_qpel ## SIZE ## _v_lowpass_ ## MMX(temp, src+1, SIZE, stride);\
  328.     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src+stride, temp, stride, SIZE);\
  329. }\
  330. \
  331. static void OPNAME ## h264_qpel ## SIZE ## _mc22_ ## MMX(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
  332. {\
  333.     LOCAL_ALIGNED(ALIGN, uint16_t, temp, [SIZE*(SIZE<8?12:24)]);\
  334.     ff_ ## OPNAME ## h264_qpel ## SIZE ## _hv_lowpass_ ## MMX(dst, temp, src, stride, SIZE, stride);\
  335. }\
  336. \
  337. static void OPNAME ## h264_qpel ## SIZE ## _mc21_ ## MMX(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
  338. {\
  339.     LOCAL_ALIGNED(ALIGN, uint8_t, temp, [SIZE*(SIZE<8?12:24)*2 + SIZE*SIZE]);\
  340.     uint8_t * const halfHV= temp;\
  341.     int16_t * const halfV= (int16_t*)(temp + SIZE*SIZE);\
  342.     av_assert2(((int)temp & 7) == 0);\
  343.     ff_put_h264_qpel ## SIZE ## _hv_lowpass_ ## MMX(halfHV, halfV, src, SIZE, SIZE, stride);\
  344.     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src, halfHV, stride, SIZE);\
  345. }\
  346. \
  347. static void OPNAME ## h264_qpel ## SIZE ## _mc23_ ## MMX(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
  348. {\
  349.     LOCAL_ALIGNED(ALIGN, uint8_t, temp, [SIZE*(SIZE<8?12:24)*2 + SIZE*SIZE]);\
  350.     uint8_t * const halfHV= temp;\
  351.     int16_t * const halfV= (int16_t*)(temp + SIZE*SIZE);\
  352.     av_assert2(((int)temp & 7) == 0);\
  353.     ff_put_h264_qpel ## SIZE ## _hv_lowpass_ ## MMX(halfHV, halfV, src, SIZE, SIZE, stride);\
  354.     ff_ ## OPNAME ## h264_qpel ## SIZE ## _h_lowpass_l2_ ## MMX(dst, src+stride, halfHV, stride, SIZE);\
  355. }\
  356. \
  357. static void OPNAME ## h264_qpel ## SIZE ## _mc12_ ## MMX(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
  358. {\
  359.     LOCAL_ALIGNED(ALIGN, uint8_t, temp, [SIZE*(SIZE<8?12:24)*2 + SIZE*SIZE]);\
  360.     uint8_t * const halfHV= temp;\
  361.     int16_t * const halfV= (int16_t*)(temp + SIZE*SIZE);\
  362.     av_assert2(((int)temp & 7) == 0);\
  363.     ff_put_h264_qpel ## SIZE ## _hv_lowpass_ ## MMX(halfHV, halfV, src, SIZE, SIZE, stride);\
  364.     ff_ ## OPNAME ## pixels ## SIZE ## _l2_shift5_mmxext(dst, halfV+2, halfHV, stride, SIZE, SIZE);\
  365. }\
  366. \
  367. static void OPNAME ## h264_qpel ## SIZE ## _mc32_ ## MMX(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\
  368. {\
  369.     LOCAL_ALIGNED(ALIGN, uint8_t, temp, [SIZE*(SIZE<8?12:24)*2 + SIZE*SIZE]);\
  370.     uint8_t * const halfHV= temp;\
  371.     int16_t * const halfV= (int16_t*)(temp + SIZE*SIZE);\
  372.     av_assert2(((int)temp & 7) == 0);\
  373.     ff_put_h264_qpel ## SIZE ## _hv_lowpass_ ## MMX(halfHV, halfV, src, SIZE, SIZE, stride);\
  374.     ff_ ## OPNAME ## pixels ## SIZE ## _l2_shift5_mmxext(dst, halfV+3, halfHV, stride, SIZE, SIZE);\
  375. }\
  376.  
  377. #define H264_MC_4816(MMX)\
  378. H264_MC(put_, 4, MMX, 8)\
  379. H264_MC(put_, 8, MMX, 8)\
  380. H264_MC(put_, 16,MMX, 8)\
  381. H264_MC(avg_, 4, MMX, 8)\
  382. H264_MC(avg_, 8, MMX, 8)\
  383. H264_MC(avg_, 16,MMX, 8)\
  384.  
  385. #define H264_MC_816(QPEL, XMM)\
  386. QPEL(put_, 8, XMM, 16)\
  387. QPEL(put_, 16,XMM, 16)\
  388. QPEL(avg_, 8, XMM, 16)\
  389. QPEL(avg_, 16,XMM, 16)\
  390.  
  391. QPEL_H264(put_,        PUT_OP, mmxext)
  392. QPEL_H264(avg_, AVG_MMXEXT_OP, mmxext)
  393. QPEL_H264_V_XMM(put_,       PUT_OP, sse2)
  394. QPEL_H264_V_XMM(avg_,AVG_MMXEXT_OP, sse2)
  395. QPEL_H264_HV_XMM(put_,       PUT_OP, sse2)
  396. QPEL_H264_HV_XMM(avg_,AVG_MMXEXT_OP, sse2)
  397. QPEL_H264_H_XMM(put_,       PUT_OP, ssse3)
  398. QPEL_H264_H_XMM(avg_,AVG_MMXEXT_OP, ssse3)
  399. QPEL_H264_HV_XMM(put_,       PUT_OP, ssse3)
  400. QPEL_H264_HV_XMM(avg_,AVG_MMXEXT_OP, ssse3)
  401.  
  402. H264_MC_4816(mmxext)
  403. H264_MC_816(H264_MC_V, sse2)
  404. H264_MC_816(H264_MC_HV, sse2)
  405. H264_MC_816(H264_MC_H, ssse3)
  406. H264_MC_816(H264_MC_HV, ssse3)
  407.  
  408.  
  409. //10bit
  410. #define LUMA_MC_OP(OP, NUM, DEPTH, TYPE, OPT) \
  411. void ff_ ## OP ## _h264_qpel ## NUM ## _ ## TYPE ## _ ## DEPTH ## _ ## OPT \
  412.     (uint8_t *dst, const uint8_t *src, ptrdiff_t stride);
  413.  
  414. #define LUMA_MC_ALL(DEPTH, TYPE, OPT) \
  415.     LUMA_MC_OP(put,  4, DEPTH, TYPE, OPT) \
  416.     LUMA_MC_OP(avg,  4, DEPTH, TYPE, OPT) \
  417.     LUMA_MC_OP(put,  8, DEPTH, TYPE, OPT) \
  418.     LUMA_MC_OP(avg,  8, DEPTH, TYPE, OPT) \
  419.     LUMA_MC_OP(put, 16, DEPTH, TYPE, OPT) \
  420.     LUMA_MC_OP(avg, 16, DEPTH, TYPE, OPT)
  421.  
  422. #define LUMA_MC_816(DEPTH, TYPE, OPT) \
  423.     LUMA_MC_OP(put,  8, DEPTH, TYPE, OPT) \
  424.     LUMA_MC_OP(avg,  8, DEPTH, TYPE, OPT) \
  425.     LUMA_MC_OP(put, 16, DEPTH, TYPE, OPT) \
  426.     LUMA_MC_OP(avg, 16, DEPTH, TYPE, OPT)
  427.  
  428. LUMA_MC_ALL(10, mc00, mmxext)
  429. LUMA_MC_ALL(10, mc10, mmxext)
  430. LUMA_MC_ALL(10, mc20, mmxext)
  431. LUMA_MC_ALL(10, mc30, mmxext)
  432. LUMA_MC_ALL(10, mc01, mmxext)
  433. LUMA_MC_ALL(10, mc11, mmxext)
  434. LUMA_MC_ALL(10, mc21, mmxext)
  435. LUMA_MC_ALL(10, mc31, mmxext)
  436. LUMA_MC_ALL(10, mc02, mmxext)
  437. LUMA_MC_ALL(10, mc12, mmxext)
  438. LUMA_MC_ALL(10, mc22, mmxext)
  439. LUMA_MC_ALL(10, mc32, mmxext)
  440. LUMA_MC_ALL(10, mc03, mmxext)
  441. LUMA_MC_ALL(10, mc13, mmxext)
  442. LUMA_MC_ALL(10, mc23, mmxext)
  443. LUMA_MC_ALL(10, mc33, mmxext)
  444.  
  445. LUMA_MC_816(10, mc00, sse2)
  446. LUMA_MC_816(10, mc10, sse2)
  447. LUMA_MC_816(10, mc10, sse2_cache64)
  448. LUMA_MC_816(10, mc10, ssse3_cache64)
  449. LUMA_MC_816(10, mc20, sse2)
  450. LUMA_MC_816(10, mc20, sse2_cache64)
  451. LUMA_MC_816(10, mc20, ssse3_cache64)
  452. LUMA_MC_816(10, mc30, sse2)
  453. LUMA_MC_816(10, mc30, sse2_cache64)
  454. LUMA_MC_816(10, mc30, ssse3_cache64)
  455. LUMA_MC_816(10, mc01, sse2)
  456. LUMA_MC_816(10, mc11, sse2)
  457. LUMA_MC_816(10, mc21, sse2)
  458. LUMA_MC_816(10, mc31, sse2)
  459. LUMA_MC_816(10, mc02, sse2)
  460. LUMA_MC_816(10, mc12, sse2)
  461. LUMA_MC_816(10, mc22, sse2)
  462. LUMA_MC_816(10, mc32, sse2)
  463. LUMA_MC_816(10, mc03, sse2)
  464. LUMA_MC_816(10, mc13, sse2)
  465. LUMA_MC_816(10, mc23, sse2)
  466. LUMA_MC_816(10, mc33, sse2)
  467.  
  468. #define QPEL16_OPMC(OP, MC, MMX)\
  469. void ff_ ## OP ## _h264_qpel16_ ## MC ## _10_ ## MMX(uint8_t *dst, const uint8_t *src, ptrdiff_t stride){\
  470.     ff_ ## OP ## _h264_qpel8_ ## MC ## _10_ ## MMX(dst   , src   , stride);\
  471.     ff_ ## OP ## _h264_qpel8_ ## MC ## _10_ ## MMX(dst+16, src+16, stride);\
  472.     src += 8*stride;\
  473.     dst += 8*stride;\
  474.     ff_ ## OP ## _h264_qpel8_ ## MC ## _10_ ## MMX(dst   , src   , stride);\
  475.     ff_ ## OP ## _h264_qpel8_ ## MC ## _10_ ## MMX(dst+16, src+16, stride);\
  476. }
  477.  
  478. #define QPEL16_OP(MC, MMX)\
  479. QPEL16_OPMC(put, MC, MMX)\
  480. QPEL16_OPMC(avg, MC, MMX)
  481.  
  482. #define QPEL16(MMX)\
  483. QPEL16_OP(mc00, MMX)\
  484. QPEL16_OP(mc01, MMX)\
  485. QPEL16_OP(mc02, MMX)\
  486. QPEL16_OP(mc03, MMX)\
  487. QPEL16_OP(mc10, MMX)\
  488. QPEL16_OP(mc11, MMX)\
  489. QPEL16_OP(mc12, MMX)\
  490. QPEL16_OP(mc13, MMX)\
  491. QPEL16_OP(mc20, MMX)\
  492. QPEL16_OP(mc21, MMX)\
  493. QPEL16_OP(mc22, MMX)\
  494. QPEL16_OP(mc23, MMX)\
  495. QPEL16_OP(mc30, MMX)\
  496. QPEL16_OP(mc31, MMX)\
  497. QPEL16_OP(mc32, MMX)\
  498. QPEL16_OP(mc33, MMX)
  499.  
  500. #if ARCH_X86_32 // ARCH_X86_64 implies SSE2+
  501. QPEL16(mmxext)
  502. #endif
  503.  
  504. #endif /* HAVE_YASM */
  505.  
  506. #define SET_QPEL_FUNCS(PFX, IDX, SIZE, CPU, PREFIX)                          \
  507.     do {                                                                     \
  508.     c->PFX ## _pixels_tab[IDX][ 0] = PREFIX ## PFX ## SIZE ## _mc00_ ## CPU; \
  509.     c->PFX ## _pixels_tab[IDX][ 1] = PREFIX ## PFX ## SIZE ## _mc10_ ## CPU; \
  510.     c->PFX ## _pixels_tab[IDX][ 2] = PREFIX ## PFX ## SIZE ## _mc20_ ## CPU; \
  511.     c->PFX ## _pixels_tab[IDX][ 3] = PREFIX ## PFX ## SIZE ## _mc30_ ## CPU; \
  512.     c->PFX ## _pixels_tab[IDX][ 4] = PREFIX ## PFX ## SIZE ## _mc01_ ## CPU; \
  513.     c->PFX ## _pixels_tab[IDX][ 5] = PREFIX ## PFX ## SIZE ## _mc11_ ## CPU; \
  514.     c->PFX ## _pixels_tab[IDX][ 6] = PREFIX ## PFX ## SIZE ## _mc21_ ## CPU; \
  515.     c->PFX ## _pixels_tab[IDX][ 7] = PREFIX ## PFX ## SIZE ## _mc31_ ## CPU; \
  516.     c->PFX ## _pixels_tab[IDX][ 8] = PREFIX ## PFX ## SIZE ## _mc02_ ## CPU; \
  517.     c->PFX ## _pixels_tab[IDX][ 9] = PREFIX ## PFX ## SIZE ## _mc12_ ## CPU; \
  518.     c->PFX ## _pixels_tab[IDX][10] = PREFIX ## PFX ## SIZE ## _mc22_ ## CPU; \
  519.     c->PFX ## _pixels_tab[IDX][11] = PREFIX ## PFX ## SIZE ## _mc32_ ## CPU; \
  520.     c->PFX ## _pixels_tab[IDX][12] = PREFIX ## PFX ## SIZE ## _mc03_ ## CPU; \
  521.     c->PFX ## _pixels_tab[IDX][13] = PREFIX ## PFX ## SIZE ## _mc13_ ## CPU; \
  522.     c->PFX ## _pixels_tab[IDX][14] = PREFIX ## PFX ## SIZE ## _mc23_ ## CPU; \
  523.     c->PFX ## _pixels_tab[IDX][15] = PREFIX ## PFX ## SIZE ## _mc33_ ## CPU; \
  524.     } while (0)
  525.  
  526. #define H264_QPEL_FUNCS(x, y, CPU)                                                            \
  527.     do {                                                                                      \
  528.         c->put_h264_qpel_pixels_tab[0][x + y * 4] = put_h264_qpel16_mc ## x ## y ## _ ## CPU; \
  529.         c->put_h264_qpel_pixels_tab[1][x + y * 4] = put_h264_qpel8_mc  ## x ## y ## _ ## CPU; \
  530.         c->avg_h264_qpel_pixels_tab[0][x + y * 4] = avg_h264_qpel16_mc ## x ## y ## _ ## CPU; \
  531.         c->avg_h264_qpel_pixels_tab[1][x + y * 4] = avg_h264_qpel8_mc  ## x ## y ## _ ## CPU; \
  532.     } while (0)
  533.  
  534. #define H264_QPEL_FUNCS_10(x, y, CPU)                                                               \
  535.     do {                                                                                            \
  536.         c->put_h264_qpel_pixels_tab[0][x + y * 4] = ff_put_h264_qpel16_mc ## x ## y ## _10_ ## CPU; \
  537.         c->put_h264_qpel_pixels_tab[1][x + y * 4] = ff_put_h264_qpel8_mc  ## x ## y ## _10_ ## CPU; \
  538.         c->avg_h264_qpel_pixels_tab[0][x + y * 4] = ff_avg_h264_qpel16_mc ## x ## y ## _10_ ## CPU; \
  539.         c->avg_h264_qpel_pixels_tab[1][x + y * 4] = ff_avg_h264_qpel8_mc  ## x ## y ## _10_ ## CPU; \
  540.     } while (0)
  541.  
  542. av_cold void ff_h264qpel_init_x86(H264QpelContext *c, int bit_depth)
  543. {
  544. #if HAVE_YASM
  545.     int high_bit_depth = bit_depth > 8;
  546.     int cpu_flags = av_get_cpu_flags();
  547.  
  548.     if (EXTERNAL_MMXEXT(cpu_flags)) {
  549.         if (!high_bit_depth) {
  550.             SET_QPEL_FUNCS(put_h264_qpel, 0, 16, mmxext, );
  551.             SET_QPEL_FUNCS(put_h264_qpel, 1,  8, mmxext, );
  552.             SET_QPEL_FUNCS(put_h264_qpel, 2,  4, mmxext, );
  553.             SET_QPEL_FUNCS(avg_h264_qpel, 0, 16, mmxext, );
  554.             SET_QPEL_FUNCS(avg_h264_qpel, 1,  8, mmxext, );
  555.             SET_QPEL_FUNCS(avg_h264_qpel, 2,  4, mmxext, );
  556.         } else if (bit_depth == 10) {
  557. #if ARCH_X86_32
  558.             SET_QPEL_FUNCS(avg_h264_qpel, 0, 16, 10_mmxext, ff_);
  559.             SET_QPEL_FUNCS(put_h264_qpel, 0, 16, 10_mmxext, ff_);
  560.             SET_QPEL_FUNCS(put_h264_qpel, 1,  8, 10_mmxext, ff_);
  561.             SET_QPEL_FUNCS(avg_h264_qpel, 1,  8, 10_mmxext, ff_);
  562. #endif
  563.             SET_QPEL_FUNCS(put_h264_qpel, 2, 4,  10_mmxext, ff_);
  564.             SET_QPEL_FUNCS(avg_h264_qpel, 2, 4,  10_mmxext, ff_);
  565.         }
  566.     }
  567.  
  568.     if (EXTERNAL_SSE2(cpu_flags)) {
  569.         if (!(cpu_flags & AV_CPU_FLAG_SSE2SLOW) && !high_bit_depth) {
  570.             // these functions are slower than mmx on AMD, but faster on Intel
  571.             H264_QPEL_FUNCS(0, 0, sse2);
  572.         }
  573.  
  574.         if (!high_bit_depth) {
  575.             H264_QPEL_FUNCS(0, 1, sse2);
  576.             H264_QPEL_FUNCS(0, 2, sse2);
  577.             H264_QPEL_FUNCS(0, 3, sse2);
  578.             H264_QPEL_FUNCS(1, 1, sse2);
  579.             H264_QPEL_FUNCS(1, 2, sse2);
  580.             H264_QPEL_FUNCS(1, 3, sse2);
  581.             H264_QPEL_FUNCS(2, 1, sse2);
  582.             H264_QPEL_FUNCS(2, 2, sse2);
  583.             H264_QPEL_FUNCS(2, 3, sse2);
  584.             H264_QPEL_FUNCS(3, 1, sse2);
  585.             H264_QPEL_FUNCS(3, 2, sse2);
  586.             H264_QPEL_FUNCS(3, 3, sse2);
  587.         }
  588.  
  589.         if (bit_depth == 10) {
  590.             SET_QPEL_FUNCS(put_h264_qpel, 0, 16, 10_sse2, ff_);
  591.             SET_QPEL_FUNCS(put_h264_qpel, 1,  8, 10_sse2, ff_);
  592.             SET_QPEL_FUNCS(avg_h264_qpel, 0, 16, 10_sse2, ff_);
  593.             SET_QPEL_FUNCS(avg_h264_qpel, 1,  8, 10_sse2, ff_);
  594.             H264_QPEL_FUNCS_10(1, 0, sse2_cache64);
  595.             H264_QPEL_FUNCS_10(2, 0, sse2_cache64);
  596.             H264_QPEL_FUNCS_10(3, 0, sse2_cache64);
  597.         }
  598.     }
  599.  
  600.     if (EXTERNAL_SSSE3(cpu_flags)) {
  601.         if (!high_bit_depth) {
  602.             H264_QPEL_FUNCS(1, 0, ssse3);
  603.             H264_QPEL_FUNCS(1, 1, ssse3);
  604.             H264_QPEL_FUNCS(1, 2, ssse3);
  605.             H264_QPEL_FUNCS(1, 3, ssse3);
  606.             H264_QPEL_FUNCS(2, 0, ssse3);
  607.             H264_QPEL_FUNCS(2, 1, ssse3);
  608.             H264_QPEL_FUNCS(2, 2, ssse3);
  609.             H264_QPEL_FUNCS(2, 3, ssse3);
  610.             H264_QPEL_FUNCS(3, 0, ssse3);
  611.             H264_QPEL_FUNCS(3, 1, ssse3);
  612.             H264_QPEL_FUNCS(3, 2, ssse3);
  613.             H264_QPEL_FUNCS(3, 3, ssse3);
  614.         }
  615.  
  616.         if (bit_depth == 10) {
  617.             H264_QPEL_FUNCS_10(1, 0, ssse3_cache64);
  618.             H264_QPEL_FUNCS_10(2, 0, ssse3_cache64);
  619.             H264_QPEL_FUNCS_10(3, 0, ssse3_cache64);
  620.         }
  621.     }
  622.  
  623.     if (EXTERNAL_AVX(cpu_flags)) {
  624.         /* AVX implies 64 byte cache lines without the need to avoid unaligned
  625.          * memory accesses that cross the boundary between two cache lines.
  626.          * TODO: Port X264_CPU_CACHELINE_32/64 detection from x264 to avoid
  627.          * having to treat SSE2 functions with such properties as AVX. */
  628.         if (bit_depth == 10) {
  629.             H264_QPEL_FUNCS_10(1, 0, sse2);
  630.             H264_QPEL_FUNCS_10(2, 0, sse2);
  631.             H264_QPEL_FUNCS_10(3, 0, sse2);
  632.         }
  633.     }
  634. #endif
  635. }
  636.