git.sesse.net Git - ffmpeg/blob - libavcodec/x86/diracdsp_mmx.c

   1 /*
   2  * Copyright (C) 2010 David Conrad
   3  *
   4  * This file is part of FFmpeg.
   5  *
   6  * FFmpeg is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (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 GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License 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
  21 #include "dsputil_mmx.h"
  22 #include "diracdsp_mmx.h"
  23
  24 void ff_put_rect_clamped_mmx(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height);
  25 void ff_put_rect_clamped_sse2(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height);
  26 void ff_put_signed_rect_clamped_mmx(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height);
  27 void ff_put_signed_rect_clamped_sse2(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height);
  28
  29 #define HPEL_FILTER(MMSIZE, EXT)                                                             \
  30     void ff_dirac_hpel_filter_v_ ## EXT(uint8_t *, uint8_t *, int, int);                     \
  31     void ff_dirac_hpel_filter_h_ ## EXT(uint8_t *, uint8_t *, int);                          \
  32                                                                                              \
  33     static void dirac_hpel_filter_ ## EXT(uint8_t *dsth, uint8_t *dstv, uint8_t *dstc,       \
  34                                           uint8_t *src, int stride, int width, int height)   \
  35     {                                                                                        \
  36         while( height-- )                                                                    \
  37         {                                                                                    \
  38             ff_dirac_hpel_filter_v_ ## EXT(dstv-MMSIZE, src-MMSIZE, stride, width+MMSIZE+5); \
  39             ff_dirac_hpel_filter_h_ ## EXT(dsth, src, width);                                \
  40             ff_dirac_hpel_filter_h_ ## EXT(dstc, dstv, width);                               \
  41                                                                                              \
  42             dsth += stride;                                                                  \
  43             dstv += stride;                                                                  \
  44             dstc += stride;                                                                  \
  45             src  += stride;                                                                  \
  46         }                                                                                    \
  47     }
  48
  49 #if !ARCH_X86_64
  50 HPEL_FILTER(8, mmx)
  51 #endif
  52 HPEL_FILTER(16, sse2)
  53
  54 #define PIXFUNC(PFX, IDX, EXT)                                                   \
  55     /*MMXDISABLEDc->PFX ## _dirac_pixels_tab[0][IDX] = ff_ ## PFX ## _dirac_pixels8_ ## EXT;*/  \
  56     c->PFX ## _dirac_pixels_tab[1][IDX] = ff_ ## PFX ## _dirac_pixels16_ ## EXT; \
  57     c->PFX ## _dirac_pixels_tab[2][IDX] = ff_ ## PFX ## _dirac_pixels32_ ## EXT
  58
  59 void ff_diracdsp_init_mmx(DiracDSPContext* c)
  60 {
  61     int mm_flags = av_get_cpu_flags();;
  62
  63 #if HAVE_YASM
  64     c->add_dirac_obmc[0] = ff_add_dirac_obmc8_mmx;
  65 #if !ARCH_X86_64
  66     c->add_dirac_obmc[1] = ff_add_dirac_obmc16_mmx;
  67     c->add_dirac_obmc[2] = ff_add_dirac_obmc32_mmx;
  68     c->dirac_hpel_filter = dirac_hpel_filter_mmx;
  69     c->add_rect_clamped = ff_add_rect_clamped_mmx;
  70     c->put_signed_rect_clamped = ff_put_signed_rect_clamped_mmx;
  71 #endif
  72 #endif
  73
  74     PIXFUNC(put, 0, mmx);
  75     PIXFUNC(avg, 0, mmx);
  76
  77     if (mm_flags & AV_CPU_FLAG_MMX2) {
  78         PIXFUNC(avg, 0, mmx2);
  79     }
  80
  81     if (mm_flags & AV_CPU_FLAG_SSE2) {
  82 #if HAVE_YASM
  83         c->dirac_hpel_filter = dirac_hpel_filter_sse2;
  84         c->add_rect_clamped = ff_add_rect_clamped_sse2;
  85         c->put_signed_rect_clamped = ff_put_signed_rect_clamped_sse2;
  86
  87         c->add_dirac_obmc[1] = ff_add_dirac_obmc16_sse2;
  88         c->add_dirac_obmc[2] = ff_add_dirac_obmc32_sse2;
  89 #endif
  90         c->put_dirac_pixels_tab[1][0] = ff_put_dirac_pixels16_sse2;
  91         c->avg_dirac_pixels_tab[1][0] = ff_avg_dirac_pixels16_sse2;
  92         c->put_dirac_pixels_tab[2][0] = ff_put_dirac_pixels32_sse2;
  93         c->avg_dirac_pixels_tab[2][0] = ff_avg_dirac_pixels32_sse2;
  94     }
  95 }