/*
  * H.26L/H.264/AVC/JVT/14496-10/... encoder/decoder
  * Copyright (c) 2003-2010 Michael Niedermayer <michaelni@gmx.at>
  *
  * This file is part of FFmpeg.
  *
  * FFmpeg is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
  * FFmpeg is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
 /**

  * @file

  * H.264 / AVC / MPEG4 part10 DSP functions.
  * @author Michael Niedermayer <michaelni@gmx.at>
  */
 
 #include <stdint.h>

 #include "libavutil/attributes.h"

 #include "libavutil/avassert.h"

 #include "avcodec.h"
 #include "h264dsp.h"

 #include "h264idct.h"

 #include "startcode.h"

 #include "libavutil/common.h"

 #define BIT_DEPTH 8

 #include "h264dsp_template.c"

 #undef BIT_DEPTH

 #define BIT_DEPTH 9

 #include "h264dsp_template.c"

 #undef BIT_DEPTH
 
 #define BIT_DEPTH 10

 #include "h264dsp_template.c"

 #undef BIT_DEPTH

 #define BIT_DEPTH 12
 #include "h264dsp_template.c"
 #undef BIT_DEPTH
 
 #define BIT_DEPTH 14
 #include "h264dsp_template.c"
 #undef BIT_DEPTH
 

 #define BIT_DEPTH 8
 #include "h264addpx_template.c"
 #undef BIT_DEPTH
 
 #define BIT_DEPTH 16
 #include "h264addpx_template.c"
 #undef BIT_DEPTH
 

 av_cold void ff_h264dsp_init(H264DSPContext *c, const int bit_depth,
                              const int chroma_format_idc)

 {
 #undef FUNC
 #define FUNC(a, depth) a ## _ ## depth ## _c

 #define ADDPX_DSP(depth) \

     c->h264_add_pixels4_clear = FUNC(ff_h264_add_pixels4, depth);\
     c->h264_add_pixels8_clear = FUNC(ff_h264_add_pixels8, depth)

 
     if (bit_depth > 8 && bit_depth <= 16) {
         ADDPX_DSP(16);
     } else {
         ADDPX_DSP(8);
     }
 

 #define H264_DSP(depth) \

     c->h264_idct_add= FUNC(ff_h264_idct_add, depth);\
     c->h264_idct8_add= FUNC(ff_h264_idct8_add, depth);\
     c->h264_idct_dc_add= FUNC(ff_h264_idct_dc_add, depth);\
     c->h264_idct8_dc_add= FUNC(ff_h264_idct8_dc_add, depth);\
     c->h264_idct_add16     = FUNC(ff_h264_idct_add16, depth);\
     c->h264_idct8_add4     = FUNC(ff_h264_idct8_add4, depth);\

     if (chroma_format_idc <= 1)\

         c->h264_idct_add8  = FUNC(ff_h264_idct_add8, depth);\
     else\
         c->h264_idct_add8  = FUNC(ff_h264_idct_add8_422, depth);\

     c->h264_idct_add16intra= FUNC(ff_h264_idct_add16intra, depth);\
     c->h264_luma_dc_dequant_idct= FUNC(ff_h264_luma_dc_dequant_idct, depth);\

     if (chroma_format_idc <= 1)\

         c->h264_chroma_dc_dequant_idct= FUNC(ff_h264_chroma_dc_dequant_idct, depth);\
     else\
         c->h264_chroma_dc_dequant_idct= FUNC(ff_h264_chroma422_dc_dequant_idct, depth);\

 \

     c->weight_h264_pixels_tab[0]= FUNC(weight_h264_pixels16, depth);\
     c->weight_h264_pixels_tab[1]= FUNC(weight_h264_pixels8, depth);\
     c->weight_h264_pixels_tab[2]= FUNC(weight_h264_pixels4, depth);\
     c->weight_h264_pixels_tab[3]= FUNC(weight_h264_pixels2, depth);\
     c->biweight_h264_pixels_tab[0]= FUNC(biweight_h264_pixels16, depth);\
     c->biweight_h264_pixels_tab[1]= FUNC(biweight_h264_pixels8, depth);\
     c->biweight_h264_pixels_tab[2]= FUNC(biweight_h264_pixels4, depth);\
     c->biweight_h264_pixels_tab[3]= FUNC(biweight_h264_pixels2, depth);\

 \

     c->h264_v_loop_filter_luma= FUNC(h264_v_loop_filter_luma, depth);\
     c->h264_h_loop_filter_luma= FUNC(h264_h_loop_filter_luma, depth);\
     c->h264_h_loop_filter_luma_mbaff= FUNC(h264_h_loop_filter_luma_mbaff, depth);\
     c->h264_v_loop_filter_luma_intra= FUNC(h264_v_loop_filter_luma_intra, depth);\
     c->h264_h_loop_filter_luma_intra= FUNC(h264_h_loop_filter_luma_intra, depth);\
     c->h264_h_loop_filter_luma_mbaff_intra= FUNC(h264_h_loop_filter_luma_mbaff_intra, depth);\
     c->h264_v_loop_filter_chroma= FUNC(h264_v_loop_filter_chroma, depth);\

     if (chroma_format_idc <= 1)\

         c->h264_h_loop_filter_chroma= FUNC(h264_h_loop_filter_chroma, depth);\
     else\
         c->h264_h_loop_filter_chroma= FUNC(h264_h_loop_filter_chroma422, depth);\

     if (chroma_format_idc <= 1)\

         c->h264_h_loop_filter_chroma_mbaff= FUNC(h264_h_loop_filter_chroma_mbaff, depth);\
     else\
         c->h264_h_loop_filter_chroma_mbaff= FUNC(h264_h_loop_filter_chroma422_mbaff, depth);\

     c->h264_v_loop_filter_chroma_intra= FUNC(h264_v_loop_filter_chroma_intra, depth);\

     if (chroma_format_idc <= 1)\

         c->h264_h_loop_filter_chroma_intra= FUNC(h264_h_loop_filter_chroma_intra, depth);\
     else\
         c->h264_h_loop_filter_chroma_intra= FUNC(h264_h_loop_filter_chroma422_intra, depth);\

     if (chroma_format_idc <= 1)\

         c->h264_h_loop_filter_chroma_mbaff_intra= FUNC(h264_h_loop_filter_chroma_mbaff_intra, depth);\
     else\
         c->h264_h_loop_filter_chroma_mbaff_intra= FUNC(h264_h_loop_filter_chroma422_mbaff_intra, depth);\

     c->h264_loop_filter_strength= NULL;
 

     switch (bit_depth) {

     case 9:
         H264_DSP(9);
         break;
     case 10:
         H264_DSP(10);
         break;

     case 12:
         H264_DSP(12);
         break;
     case 14:
         H264_DSP(14);
         break;

     default:

         av_assert0(bit_depth<=8);

         H264_DSP(8);
         break;

     }

     c->startcode_find_candidate = ff_startcode_find_candidate_c;

     if (ARCH_AARCH64) ff_h264dsp_init_aarch64(c, bit_depth, chroma_format_idc);

     if (ARCH_ARM) ff_h264dsp_init_arm(c, bit_depth, chroma_format_idc);

     if (ARCH_PPC) ff_h264dsp_init_ppc(c, bit_depth, chroma_format_idc);

     if (ARCH_X86) ff_h264dsp_init_x86(c, bit_depth, chroma_format_idc);

     if (ARCH_MIPS) ff_h264dsp_init_mips(c, bit_depth, chroma_format_idc);

 }