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FFmpeg/libavcodec/x86/hpeldsp_init.c

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  1. /*

  2.  * SIMD-optimized halfpel functions

  3.  * Copyright (c) 2000, 2001 Fabrice Bellard

  4.  * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>

  5.  *

  6.  * This file is part of Libav.

  7.  *

  8.  * Libav 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.  * Libav 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 Libav; if not, write to the Free Software

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

  21.  *

  22.  * MMX optimization by Nick Kurshev <nickols_k@mail.ru>

  23.  */

  24. 

  25. #include "libavutil/attributes.h"

  26. #include "libavutil/cpu.h"

  27. #include "libavutil/x86/cpu.h"

  28. #include "libavcodec/avcodec.h"

  29. #include "libavcodec/hpeldsp.h"

  30. #include "libavcodec/pixels.h"

  31. #include "fpel.h"

  32. #include "hpeldsp.h"

  33. 

  34. void ff_put_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,

  35.                               ptrdiff_t line_size, int h);

  36. void ff_put_pixels8_x2_3dnow(uint8_t *block, const uint8_t *pixels,

  37.                              ptrdiff_t line_size, int h);

  38. void ff_put_pixels16_x2_mmxext(uint8_t *block, const uint8_t *pixels,

  39.                                ptrdiff_t line_size, int h);

  40. void ff_put_pixels16_x2_3dnow(uint8_t *block, const uint8_t *pixels,

  41.                               ptrdiff_t line_size, int h);

  42. void ff_put_no_rnd_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,

  43.                                      ptrdiff_t line_size, int h);

  44. void ff_put_no_rnd_pixels8_x2_3dnow(uint8_t *block, const uint8_t *pixels,

  45.                                     ptrdiff_t line_size, int h);

  46. void ff_put_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,

  47.                               ptrdiff_t line_size, int h);

  48. void ff_put_pixels8_y2_3dnow(uint8_t *block, const uint8_t *pixels,

  49.                              ptrdiff_t line_size, int h);

  50. void ff_put_no_rnd_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,

  51.                                      ptrdiff_t line_size, int h);

  52. void ff_put_no_rnd_pixels8_y2_3dnow(uint8_t *block, const uint8_t *pixels,

  53.                                     ptrdiff_t line_size, int h);

  54. void ff_avg_pixels8_3dnow(uint8_t *block, const uint8_t *pixels,

  55.                           ptrdiff_t line_size, int h);

  56. void ff_avg_pixels8_x2_mmxext(uint8_t *block, const uint8_t *pixels,

  57.                               ptrdiff_t line_size, int h);

  58. void ff_avg_pixels8_x2_3dnow(uint8_t *block, const uint8_t *pixels,

  59.                              ptrdiff_t line_size, int h);

  60. void ff_avg_pixels8_y2_mmxext(uint8_t *block, const uint8_t *pixels,

  61.                               ptrdiff_t line_size, int h);

  62. void ff_avg_pixels8_y2_3dnow(uint8_t *block, const uint8_t *pixels,

  63.                              ptrdiff_t line_size, int h);

  64. void ff_avg_pixels8_xy2_mmxext(uint8_t *block, const uint8_t *pixels,

  65.                                ptrdiff_t line_size, int h);

  66. void ff_avg_pixels8_xy2_3dnow(uint8_t *block, const uint8_t *pixels,

  67.                               ptrdiff_t line_size, int h);

  68. 

  69. #define avg_pixels8_mmx         ff_avg_pixels8_mmx

  70. #define avg_pixels8_x2_mmx      ff_avg_pixels8_x2_mmx

  71. #define avg_pixels16_mmx        ff_avg_pixels16_mmx

  72. #define avg_pixels8_xy2_mmx     ff_avg_pixels8_xy2_mmx

  73. #define avg_pixels16_xy2_mmx    ff_avg_pixels16_xy2_mmx

  74. #define put_pixels8_mmx         ff_put_pixels8_mmx

  75. #define put_pixels16_mmx        ff_put_pixels16_mmx

  76. #define put_pixels8_xy2_mmx     ff_put_pixels8_xy2_mmx

  77. #define put_pixels16_xy2_mmx    ff_put_pixels16_xy2_mmx

  78. #define avg_no_rnd_pixels16_mmx ff_avg_pixels16_mmx

  79. #define put_no_rnd_pixels8_mmx  ff_put_pixels8_mmx

  80. #define put_no_rnd_pixels16_mmx ff_put_pixels16_mmx

  81. 

  82. #if HAVE_INLINE_ASM

  83. 

  84. /***********************************/

  85. /* MMX no rounding */

  86. #define DEF(x, y) x ## _no_rnd_ ## y ## _mmx

  87. #define SET_RND  MOVQ_WONE

  88. #define PAVGBP(a, b, c, d, e, f)        PAVGBP_MMX_NO_RND(a, b, c, d, e, f)

  89. #define PAVGB(a, b, c, e)               PAVGB_MMX_NO_RND(a, b, c, e)

  90. #define STATIC static

  91. 

  92. #include "rnd_template.c"

  93. #include "hpeldsp_rnd_template.c"

  94. 

  95. #undef DEF

  96. #undef SET_RND

  97. #undef PAVGBP

  98. #undef PAVGB

  99. #undef STATIC

  100. 

  101. CALL_2X_PIXELS(avg_no_rnd_pixels16_y2_mmx, avg_no_rnd_pixels8_y2_mmx, 8)

  102. CALL_2X_PIXELS(put_no_rnd_pixels16_y2_mmx, put_no_rnd_pixels8_y2_mmx, 8)

  103. 

  104. CALL_2X_PIXELS(avg_no_rnd_pixels16_xy2_mmx, avg_no_rnd_pixels8_xy2_mmx, 8)

  105. CALL_2X_PIXELS(put_no_rnd_pixels16_xy2_mmx, put_no_rnd_pixels8_xy2_mmx, 8)

  106. 

  107. /***********************************/

  108. /* MMX rounding */

  109. 

  110. #define DEF(x, y) x ## _ ## y ## _mmx

  111. #define SET_RND  MOVQ_WTWO

  112. #define PAVGBP(a, b, c, d, e, f)        PAVGBP_MMX(a, b, c, d, e, f)

  113. #define PAVGB(a, b, c, e)               PAVGB_MMX(a, b, c, e)

  114. 

  115. #include "hpeldsp_rnd_template.c"

  116. 

  117. #undef DEF

  118. #define DEF(x, y) ff_ ## x ## _ ## y ## _mmx

  119. #define STATIC

  120. 

  121. #include "rnd_template.c"

  122. 

  123. #undef DEF

  124. #undef SET_RND

  125. #undef PAVGBP

  126. #undef PAVGB

  127. 

  128. CALL_2X_PIXELS(avg_pixels16_y2_mmx, avg_pixels8_y2_mmx, 8)

  129. CALL_2X_PIXELS(put_pixels16_y2_mmx, put_pixels8_y2_mmx, 8)

  130. 

  131. CALL_2X_PIXELS_EXPORT(ff_avg_pixels16_xy2_mmx, ff_avg_pixels8_xy2_mmx, 8)

  132. CALL_2X_PIXELS_EXPORT(ff_put_pixels16_xy2_mmx, ff_put_pixels8_xy2_mmx, 8)

  133. 

  134. #endif /* HAVE_INLINE_ASM */

  135. 

  136. 

  137. #if HAVE_X86ASM

  138. 

  139. #define HPELDSP_AVG_PIXELS16(CPUEXT)                      \

  140.     CALL_2X_PIXELS(put_no_rnd_pixels16_x2 ## CPUEXT, ff_put_no_rnd_pixels8_x2 ## CPUEXT, 8) \

  141.     CALL_2X_PIXELS(put_pixels16_y2        ## CPUEXT, ff_put_pixels8_y2        ## CPUEXT, 8) \

  142.     CALL_2X_PIXELS(put_no_rnd_pixels16_y2 ## CPUEXT, ff_put_no_rnd_pixels8_y2 ## CPUEXT, 8) \

  143.     CALL_2X_PIXELS(avg_pixels16           ## CPUEXT, ff_avg_pixels8           ## CPUEXT, 8) \

  144.     CALL_2X_PIXELS(avg_pixels16_x2        ## CPUEXT, ff_avg_pixels8_x2        ## CPUEXT, 8) \

  145.     CALL_2X_PIXELS(avg_pixels16_y2        ## CPUEXT, ff_avg_pixels8_y2        ## CPUEXT, 8) \

  146.     CALL_2X_PIXELS(avg_pixels16_xy2       ## CPUEXT, ff_avg_pixels8_xy2       ## CPUEXT, 8)

  147. 

  148. HPELDSP_AVG_PIXELS16(_3dnow)

  149. HPELDSP_AVG_PIXELS16(_mmxext)

  150. 

  151. #endif /* HAVE_X86ASM */

  152. 

  153. #define SET_HPEL_FUNCS(PFX, IDX, SIZE, CPU)                                     \

  154.     do {                                                                        \

  155.         c->PFX ## _pixels_tab IDX [0] = PFX ## _pixels ## SIZE ## _     ## CPU; \

  156.         c->PFX ## _pixels_tab IDX [1] = PFX ## _pixels ## SIZE ## _x2_  ## CPU; \

  157.         c->PFX ## _pixels_tab IDX [2] = PFX ## _pixels ## SIZE ## _y2_  ## CPU; \

  158.         c->PFX ## _pixels_tab IDX [3] = PFX ## _pixels ## SIZE ## _xy2_ ## CPU; \

  159.     } while (0)

  160. 

  161. static void hpeldsp_init_mmx(HpelDSPContext *c, int flags)

  162. {

  163. #if HAVE_MMX_INLINE

  164.     SET_HPEL_FUNCS(put,        [0], 16, mmx);

  165.     SET_HPEL_FUNCS(put_no_rnd, [0], 16, mmx);

  166.     SET_HPEL_FUNCS(avg,        [0], 16, mmx);

  167.     SET_HPEL_FUNCS(avg_no_rnd,    , 16, mmx);

  168.     SET_HPEL_FUNCS(put,        [1],  8, mmx);

  169.     SET_HPEL_FUNCS(put_no_rnd, [1],  8, mmx);

  170.     SET_HPEL_FUNCS(avg,        [1],  8, mmx);

  171. #endif /* HAVE_MMX_INLINE */

  172. }

  173. 

  174. static void hpeldsp_init_mmxext(HpelDSPContext *c, int flags)

  175. {

  176. #if HAVE_MMXEXT_EXTERNAL

  177.     c->put_pixels_tab[0][1] = ff_put_pixels16_x2_mmxext;

  178.     c->put_pixels_tab[0][2] = put_pixels16_y2_mmxext;

  179. 

  180.     c->avg_pixels_tab[0][0] = avg_pixels16_mmxext;

  181.     c->avg_pixels_tab[0][1] = avg_pixels16_x2_mmxext;

  182.     c->avg_pixels_tab[0][2] = avg_pixels16_y2_mmxext;

  183. 

  184.     c->put_pixels_tab[1][1] = ff_put_pixels8_x2_mmxext;

  185.     c->put_pixels_tab[1][2] = ff_put_pixels8_y2_mmxext;

  186. 

  187.     c->avg_pixels_tab[1][0] = ff_avg_pixels8_mmxext;

  188.     c->avg_pixels_tab[1][1] = ff_avg_pixels8_x2_mmxext;

  189.     c->avg_pixels_tab[1][2] = ff_avg_pixels8_y2_mmxext;

  190. 

  191.     if (!(flags & AV_CODEC_FLAG_BITEXACT)) {

  192.         c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_mmxext;

  193.         c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_mmxext;

  194.         c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_mmxext;

  195.         c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_mmxext;

  196. 

  197.         c->avg_pixels_tab[0][3] = avg_pixels16_xy2_mmxext;

  198.         c->avg_pixels_tab[1][3] = ff_avg_pixels8_xy2_mmxext;

  199.     }

  200. #endif /* HAVE_MMXEXT_EXTERNAL */

  201. }

  202. 

  203. static void hpeldsp_init_3dnow(HpelDSPContext *c, int flags)

  204. {

  205. #if HAVE_AMD3DNOW_EXTERNAL

  206.     c->put_pixels_tab[0][1] = ff_put_pixels16_x2_3dnow;

  207.     c->put_pixels_tab[0][2] = put_pixels16_y2_3dnow;

  208. 

  209.     c->avg_pixels_tab[0][0] = avg_pixels16_3dnow;

  210.     c->avg_pixels_tab[0][1] = avg_pixels16_x2_3dnow;

  211.     c->avg_pixels_tab[0][2] = avg_pixels16_y2_3dnow;

  212. 

  213.     c->put_pixels_tab[1][1] = ff_put_pixels8_x2_3dnow;

  214.     c->put_pixels_tab[1][2] = ff_put_pixels8_y2_3dnow;

  215. 

  216.     c->avg_pixels_tab[1][0] = ff_avg_pixels8_3dnow;

  217.     c->avg_pixels_tab[1][1] = ff_avg_pixels8_x2_3dnow;

  218.     c->avg_pixels_tab[1][2] = ff_avg_pixels8_y2_3dnow;

  219. 

  220.     if (!(flags & AV_CODEC_FLAG_BITEXACT)){

  221.         c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_3dnow;

  222.         c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_3dnow;

  223.         c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_3dnow;

  224.         c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_3dnow;

  225. 

  226.         c->avg_pixels_tab[0][3] = avg_pixels16_xy2_3dnow;

  227.         c->avg_pixels_tab[1][3] = ff_avg_pixels8_xy2_3dnow;

  228.     }

  229. #endif /* HAVE_AMD3DNOW_EXTERNAL */

  230. }

  231. 

  232. static void hpeldsp_init_sse2_fast(HpelDSPContext *c, int flags)

  233. {

  234. #if HAVE_SSE2_EXTERNAL

  235.     c->put_pixels_tab[0][0]        = ff_put_pixels16_sse2;

  236.     c->put_no_rnd_pixels_tab[0][0] = ff_put_pixels16_sse2;

  237.     c->avg_pixels_tab[0][0]        = ff_avg_pixels16_sse2;

  238. #endif /* HAVE_SSE2_EXTERNAL */

  239. }

  240. 

  241. av_cold void ff_hpeldsp_init_x86(HpelDSPContext *c, int flags)

  242. {

  243.     int cpu_flags = av_get_cpu_flags();

  244. 

  245.     if (INLINE_MMX(cpu_flags))

  246.         hpeldsp_init_mmx(c, flags);

  247. 

  248.     if (EXTERNAL_AMD3DNOW(cpu_flags))

  249.         hpeldsp_init_3dnow(c, flags);

  250. 

  251.     if (EXTERNAL_MMXEXT(cpu_flags))

  252.         hpeldsp_init_mmxext(c, flags);

  253. 

  254.     if (EXTERNAL_SSE2_FAST(cpu_flags))

  255.         hpeldsp_init_sse2_fast(c, flags);

  256. 

  257.     if (CONFIG_VP3_DECODER)

  258.         ff_hpeldsp_vp3_init_x86(c, cpu_flags);

  259. }