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FFmpeg/libavcodec/x86/vp8dsp-init.c

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  1. /*

  2.  * VP8 DSP functions x86-optimized

  3.  * Copyright (c) 2010 Ronald S. Bultje <rsbultje@gmail.com>

  4.  * Copyright (c) 2010 Jason Garrett-Glaser <darkshikari@gmail.com>

  5.  *

  6.  * This file is part of FFmpeg.

  7.  *

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

  9.  * modify it under the terms of the GNU Lesser General Public

  10.  * License as published by the Free Software Foundation; either

  11.  * version 2.1 of the License, or (at your option) any later version.

  12.  *

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

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

  15.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

  16.  * Lesser General Public License for more details.

  17.  *

  18.  * You should have received a copy of the GNU Lesser General Public

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

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

  21.  */

  22. 

  23. #include "libavutil/x86_cpu.h"

  24. #include "libavcodec/vp8dsp.h"

  25. 

  26. /*

  27.  * MC functions

  28.  */

  29. extern void ff_put_vp8_epel4_h4_mmxext(uint8_t *dst, int dststride,

  30.                                        uint8_t *src, int srcstride,

  31.                                        int height, int mx, int my);

  32. extern void ff_put_vp8_epel4_h6_mmxext(uint8_t *dst, int dststride,

  33.                                        uint8_t *src, int srcstride,

  34.                                        int height, int mx, int my);

  35. extern void ff_put_vp8_epel4_v4_mmxext(uint8_t *dst, int dststride,

  36.                                        uint8_t *src, int srcstride,

  37.                                        int height, int mx, int my);

  38. extern void ff_put_vp8_epel4_v6_mmxext(uint8_t *dst, int dststride,

  39.                                        uint8_t *src, int srcstride,

  40.                                        int height, int mx, int my);

  41. 

  42. extern void ff_put_vp8_epel8_h4_sse2  (uint8_t *dst, int dststride,

  43.                                        uint8_t *src, int srcstride,

  44.                                        int height, int mx, int my);

  45. extern void ff_put_vp8_epel8_h6_sse2  (uint8_t *dst, int dststride,

  46.                                        uint8_t *src, int srcstride,

  47.                                        int height, int mx, int my);

  48. extern void ff_put_vp8_epel8_v4_sse2  (uint8_t *dst, int dststride,

  49.                                        uint8_t *src, int srcstride,

  50.                                        int height, int mx, int my);

  51. extern void ff_put_vp8_epel8_v6_sse2  (uint8_t *dst, int dststride,

  52.                                        uint8_t *src, int srcstride,

  53.                                        int height, int mx, int my);

  54. 

  55. extern void ff_put_vp8_epel8_h4_ssse3 (uint8_t *dst, int dststride,

  56.                                        uint8_t *src, int srcstride,

  57.                                        int height, int mx, int my);

  58. extern void ff_put_vp8_epel8_h6_ssse3 (uint8_t *dst, int dststride,

  59.                                        uint8_t *src, int srcstride,

  60.                                        int height, int mx, int my);

  61. extern void ff_put_vp8_epel8_v4_ssse3 (uint8_t *dst, int dststride,

  62.                                        uint8_t *src, int srcstride,

  63.                                        int height, int mx, int my);

  64. extern void ff_put_vp8_epel8_v6_ssse3 (uint8_t *dst, int dststride,

  65.                                        uint8_t *src, int srcstride,

  66.                                        int height, int mx, int my);

  67. 

  68. #define TAP_W16(OPT, TAPTYPE) \

  69. static void ff_put_vp8_epel16_ ## TAPTYPE ## _ ## OPT(uint8_t *dst, \

  70.                                                       int dststride, \

  71.                                                       uint8_t *src, \

  72.                                                       int srcstride, \

  73.                                                       int height, \

  74.                                                       int mx, int my) \

  75. { \

  76.     ff_put_vp8_epel8_ ## TAPTYPE ## _ ## OPT(dst,     dststride, \

  77.                                              src,     srcstride, \

  78.                                              height, mx, my); \

  79.     ff_put_vp8_epel8_ ## TAPTYPE ## _ ## OPT(dst + 8, dststride, \

  80.                                              src + 8, srcstride, \

  81.                                              height, mx, my); \

  82. }

  83. #define TAP_W8(OPT, TAPTYPE) \

  84. static void ff_put_vp8_epel8_ ## TAPTYPE ## _ ## OPT(uint8_t *dst, \

  85.                                                      int dststride, \

  86.                                                      uint8_t *src, \

  87.                                                      int srcstride, \

  88.                                                      int height, \

  89.                                                      int mx, int my) \

  90. { \

  91.     ff_put_vp8_epel4_ ## TAPTYPE ## _ ## OPT(dst,     dststride, \

  92.                                              src,     srcstride, \

  93.                                              height, mx, my); \

  94.     ff_put_vp8_epel4_ ## TAPTYPE ## _ ## OPT(dst + 4, dststride, \

  95.                                              src + 4, srcstride, \

  96.                                              height, mx, my); \

  97. }

  98. 

  99. TAP_W8 (mmxext, h4)

  100. TAP_W8 (mmxext, h6)

  101. TAP_W16(mmxext, h6)

  102. TAP_W8 (mmxext, v4)

  103. TAP_W8 (mmxext, v6)

  104. TAP_W16(mmxext, v6)

  105. 

  106. TAP_W16(sse2,   h6)

  107. TAP_W16(sse2,   v6)

  108. 

  109. TAP_W16(ssse3,  h6)

  110. TAP_W16(ssse3,  v6)

  111. 

  112. #define HVTAP(OPT, ALIGN, TAPNUMX, TAPNUMY, SIZE, MAXHEIGHT) \

  113. static void ff_put_vp8_epel ## SIZE ## _h ## TAPNUMX ## v ## TAPNUMY ## _ ## OPT \

  114.                                                 (uint8_t *dst, int dststride, \

  115.                                                  uint8_t *src, int srcstride, \

  116.                                                  int height, int mx, int my) \

  117. { \

  118.     DECLARE_ALIGNED(ALIGN, uint8_t, tmp)[SIZE * (MAXHEIGHT + TAPNUMY - 1)]; \

  119.     uint8_t *tmpptr = tmp + SIZE * (TAPNUMY / 2 - 1); \

  120.     src -= srcstride * (TAPNUMY / 2 - 1); \

  121.     ff_put_vp8_epel ## SIZE ## _h ## TAPNUMX ## _ ## OPT(tmp, SIZE, \

  122.                                                          src, srcstride, \

  123.                                                          height + TAPNUMY - 1, \

  124.                                                          mx, my); \

  125.     ff_put_vp8_epel ## SIZE ## _v ## TAPNUMY ## _ ## OPT(dst, dststride, \

  126.                                                          tmpptr, SIZE, \

  127.                                                          height, mx, my); \

  128. }

  129. 

  130. #define HVTAPMMX(x, y) \

  131. HVTAP(mmxext, 8, x, y,  4,  8) \

  132. HVTAP(mmxext, 8, x, y,  8, 16)

  133. 

  134. HVTAPMMX(4, 4)

  135. HVTAPMMX(4, 6)

  136. HVTAPMMX(6, 4)

  137. HVTAPMMX(6, 6)

  138. HVTAP(mmxext, 8, 6, 6, 16, 16)

  139. 

  140. #define HVTAPSSE2(x, y, w) \

  141. HVTAP(sse2,  16, x, y, w, 16) \

  142. HVTAP(ssse3, 16, x, y, w, 16)

  143. 

  144. HVTAPSSE2(4, 4, 8)

  145. HVTAPSSE2(4, 6, 8)

  146. HVTAPSSE2(6, 4, 8)

  147. HVTAPSSE2(6, 6, 8)

  148. HVTAPSSE2(6, 6, 16)

  149. 

  150. extern void ff_vp8_idct_dc_add_mmx(uint8_t *dst, DCTELEM block[16], int stride);

  151. extern void ff_vp8_idct_dc_add_sse4(uint8_t *dst, DCTELEM block[16], int stride);

  152. 

  153. av_cold void ff_vp8dsp_init_x86(VP8DSPContext* c)

  154. {

  155.     mm_flags = mm_support();

  156. 

  157.     if (mm_flags & FF_MM_MMX) {

  158.         c->vp8_idct_dc_add                  = ff_vp8_idct_dc_add_mmx;

  159.     }

  160. 

  161.     /* note that 4-tap width=16 functions are missing because w=16

  162.      * is only used for luma, and luma is always a copy or sixtap. */

  163.     if (mm_flags & FF_MM_MMXEXT) {

  164.         c->put_vp8_epel_pixels_tab[0][0][2] = ff_put_vp8_epel16_h6_mmxext;

  165.         c->put_vp8_epel_pixels_tab[0][2][0] = ff_put_vp8_epel16_v6_mmxext;

  166.         c->put_vp8_epel_pixels_tab[0][2][2] = ff_put_vp8_epel16_h6v6_mmxext;

  167.         c->put_vp8_epel_pixels_tab[1][0][1] = ff_put_vp8_epel8_h4_mmxext;

  168.         c->put_vp8_epel_pixels_tab[1][0][2] = ff_put_vp8_epel8_h6_mmxext;

  169.         c->put_vp8_epel_pixels_tab[1][1][0] = ff_put_vp8_epel8_v4_mmxext;

  170.         c->put_vp8_epel_pixels_tab[1][1][1] = ff_put_vp8_epel8_h4v4_mmxext;

  171.         c->put_vp8_epel_pixels_tab[1][1][2] = ff_put_vp8_epel8_h6v4_mmxext;

  172.         c->put_vp8_epel_pixels_tab[1][2][0] = ff_put_vp8_epel8_v6_mmxext;

  173.         c->put_vp8_epel_pixels_tab[1][2][1] = ff_put_vp8_epel8_h4v6_mmxext;

  174.         c->put_vp8_epel_pixels_tab[1][2][2] = ff_put_vp8_epel8_h6v6_mmxext;

  175.         c->put_vp8_epel_pixels_tab[2][0][1] = ff_put_vp8_epel4_h4_mmxext;

  176.         c->put_vp8_epel_pixels_tab[2][0][2] = ff_put_vp8_epel4_h6_mmxext;

  177.         c->put_vp8_epel_pixels_tab[2][1][0] = ff_put_vp8_epel4_v4_mmxext;

  178.         c->put_vp8_epel_pixels_tab[2][1][1] = ff_put_vp8_epel4_h4v4_mmxext;

  179.         c->put_vp8_epel_pixels_tab[2][1][2] = ff_put_vp8_epel4_h6v4_mmxext;

  180.         c->put_vp8_epel_pixels_tab[2][2][0] = ff_put_vp8_epel4_v6_mmxext;

  181.         c->put_vp8_epel_pixels_tab[2][2][1] = ff_put_vp8_epel4_h4v6_mmxext;

  182.         c->put_vp8_epel_pixels_tab[2][2][2] = ff_put_vp8_epel4_h6v6_mmxext;

  183.     }

  184. 

  185.     if (mm_flags & FF_MM_SSE2) {

  186.         c->put_vp8_epel_pixels_tab[0][0][2] = ff_put_vp8_epel16_h6_sse2;

  187.         c->put_vp8_epel_pixels_tab[0][2][0] = ff_put_vp8_epel16_v6_sse2;

  188.         c->put_vp8_epel_pixels_tab[0][2][2] = ff_put_vp8_epel16_h6v6_sse2;

  189.         c->put_vp8_epel_pixels_tab[1][0][1] = ff_put_vp8_epel8_h4_sse2;

  190.         c->put_vp8_epel_pixels_tab[1][0][2] = ff_put_vp8_epel8_h6_sse2;

  191.         c->put_vp8_epel_pixels_tab[1][1][0] = ff_put_vp8_epel8_v4_sse2;

  192.         c->put_vp8_epel_pixels_tab[1][1][1] = ff_put_vp8_epel8_h4v4_sse2;

  193.         c->put_vp8_epel_pixels_tab[1][1][2] = ff_put_vp8_epel8_h6v4_sse2;

  194.         c->put_vp8_epel_pixels_tab[1][2][0] = ff_put_vp8_epel8_v6_sse2;

  195.         c->put_vp8_epel_pixels_tab[1][2][1] = ff_put_vp8_epel8_h4v6_sse2;

  196.         c->put_vp8_epel_pixels_tab[1][2][2] = ff_put_vp8_epel8_h6v6_sse2;

  197.     }

  198. 

  199.     if (mm_flags & FF_MM_SSSE3) {

  200.         c->put_vp8_epel_pixels_tab[0][0][2] = ff_put_vp8_epel16_h6_ssse3;

  201.         c->put_vp8_epel_pixels_tab[0][2][0] = ff_put_vp8_epel16_v6_ssse3;

  202.         c->put_vp8_epel_pixels_tab[0][2][2] = ff_put_vp8_epel16_h6v6_ssse3;

  203.         c->put_vp8_epel_pixels_tab[1][0][1] = ff_put_vp8_epel8_h4_ssse3;

  204.         c->put_vp8_epel_pixels_tab[1][0][2] = ff_put_vp8_epel8_h6_ssse3;

  205.         c->put_vp8_epel_pixels_tab[1][1][0] = ff_put_vp8_epel8_v4_ssse3;

  206.         c->put_vp8_epel_pixels_tab[1][1][1] = ff_put_vp8_epel8_h4v4_ssse3;

  207.         c->put_vp8_epel_pixels_tab[1][1][2] = ff_put_vp8_epel8_h6v4_ssse3;

  208.         c->put_vp8_epel_pixels_tab[1][2][0] = ff_put_vp8_epel8_v6_ssse3;

  209.         c->put_vp8_epel_pixels_tab[1][2][1] = ff_put_vp8_epel8_h4v6_ssse3;

  210.         c->put_vp8_epel_pixels_tab[1][2][2] = ff_put_vp8_epel8_h6v6_ssse3;

  211.     }

  212. 

  213.     if (mm_flags & FF_MM_SSE4) {

  214.         c->vp8_idct_dc_add                  = ff_vp8_idct_dc_add_sse4;

  215.     }

  216. }