/*
 * This file was stolen from ffmpeg and modified for usability here.
 *  The original is
 * 
 * Copyright (c) 2003-2010 Michael Niedermayer <michaelni@gmx.at>
 *
 * This version is a derivative work of that version.  It is not free
 *  software; it is licensed under the GNU Lesser General Public
 *  License version 2.1, which places nontrivial restrictions on what
 *  may be done with it.  (I'm not terribly happy about that, but for
 *  my purposes accepting LGPL-infected code is a lower price than
 *  reimplementing it all myself.)
 *
 * The LGPL v2.1 as distributed with ffmpeg is in the accompanying file
 *  `LGPL-v2.1'.
 */

#include "h264dsp.h"
#include "dsputil.h"

#if 0

#include <stdint.h>
#include "avcodec.h"

#endif

#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

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 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= 0;

    switch (bit_depth) {
    case 9:
        H264_DSP(9);
        break;
    case 10:
        H264_DSP(10);
        break;
    default:
        H264_DSP(8);
        break;
    }
}