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  1. /*
  2.  * H.26L/H.264/AVC/JVT/14496-10/... encoder/decoder
  3.  * Copyright (c) 2003-2010 Michael Niedermayer <michaelni@gmx.at>
  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 "h264qpel.h"
  24.  
  25. #define pixeltmp int16_t
  26. #define BIT_DEPTH 8
  27. #include "h264qpel_template.c"
  28. #undef BIT_DEPTH
  29.  
  30. #define BIT_DEPTH 9
  31. #include "h264qpel_template.c"
  32. #undef BIT_DEPTH
  33.  
  34. #define BIT_DEPTH 10
  35. #include "h264qpel_template.c"
  36. #undef BIT_DEPTH
  37. #undef pixeltmp
  38.  
  39. #define pixeltmp int32_t
  40. #define BIT_DEPTH 12
  41. #include "h264qpel_template.c"
  42. #undef BIT_DEPTH
  43.  
  44. #define BIT_DEPTH 14
  45. #include "h264qpel_template.c"
  46. #undef BIT_DEPTH
  47.  
  48.  
  49. av_cold void ff_h264qpel_init(H264QpelContext *c, int bit_depth)
  50. {
  51. #undef FUNCC
  52. #define FUNCC(f, depth) f ## _ ## depth ## _c
  53.  
  54. #define dspfunc2(PFX, IDX, NUM, depth)                                  \
  55.     c->PFX ## _pixels_tab[IDX][ 0] = FUNCC(PFX ## NUM ## _mc00, depth); \
  56.     c->PFX ## _pixels_tab[IDX][ 1] = FUNCC(PFX ## NUM ## _mc10, depth); \
  57.     c->PFX ## _pixels_tab[IDX][ 2] = FUNCC(PFX ## NUM ## _mc20, depth); \
  58.     c->PFX ## _pixels_tab[IDX][ 3] = FUNCC(PFX ## NUM ## _mc30, depth); \
  59.     c->PFX ## _pixels_tab[IDX][ 4] = FUNCC(PFX ## NUM ## _mc01, depth); \
  60.     c->PFX ## _pixels_tab[IDX][ 5] = FUNCC(PFX ## NUM ## _mc11, depth); \
  61.     c->PFX ## _pixels_tab[IDX][ 6] = FUNCC(PFX ## NUM ## _mc21, depth); \
  62.     c->PFX ## _pixels_tab[IDX][ 7] = FUNCC(PFX ## NUM ## _mc31, depth); \
  63.     c->PFX ## _pixels_tab[IDX][ 8] = FUNCC(PFX ## NUM ## _mc02, depth); \
  64.     c->PFX ## _pixels_tab[IDX][ 9] = FUNCC(PFX ## NUM ## _mc12, depth); \
  65.     c->PFX ## _pixels_tab[IDX][10] = FUNCC(PFX ## NUM ## _mc22, depth); \
  66.     c->PFX ## _pixels_tab[IDX][11] = FUNCC(PFX ## NUM ## _mc32, depth); \
  67.     c->PFX ## _pixels_tab[IDX][12] = FUNCC(PFX ## NUM ## _mc03, depth); \
  68.     c->PFX ## _pixels_tab[IDX][13] = FUNCC(PFX ## NUM ## _mc13, depth); \
  69.     c->PFX ## _pixels_tab[IDX][14] = FUNCC(PFX ## NUM ## _mc23, depth); \
  70.     c->PFX ## _pixels_tab[IDX][15] = FUNCC(PFX ## NUM ## _mc33, depth)
  71.  
  72. #define SET_QPEL(depth)                         \
  73.     dspfunc2(put_h264_qpel, 0, 16, depth);      \
  74.     dspfunc2(put_h264_qpel, 1,  8, depth);      \
  75.     dspfunc2(put_h264_qpel, 2,  4, depth);      \
  76.     dspfunc2(put_h264_qpel, 3,  2, depth);      \
  77.     dspfunc2(avg_h264_qpel, 0, 16, depth);      \
  78.     dspfunc2(avg_h264_qpel, 1,  8, depth);      \
  79.     dspfunc2(avg_h264_qpel, 2,  4, depth)
  80.  
  81.     switch (bit_depth) {
  82.     default:
  83.         SET_QPEL(8);
  84.         break;
  85.     case 9:
  86.         SET_QPEL(9);
  87.         break;
  88.     case 10:
  89.         SET_QPEL(10);
  90.         break;
  91.     case 12:
  92.         SET_QPEL(12);
  93.         break;
  94.     case 14:
  95.         SET_QPEL(14);
  96.         break;
  97.     }
  98.  
  99.     if (ARCH_ARM)
  100.         ff_h264qpel_init_arm(c, bit_depth);
  101.     if (ARCH_PPC)
  102.         ff_h264qpel_init_ppc(c, bit_depth);
  103.     if (ARCH_X86)
  104.         ff_h264qpel_init_x86(c, bit_depth);
  105. }
  106.