ffmpeg/libavcodec/h264dsp.c

112 lines
4.8 KiB
C

/*
* 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 "avcodec.h"
#include "h264dsp.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
void ff_h264dsp_init(H264DSPContext *c, const int bit_depth)
{
#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);\
c->h264_idct_add8 = FUNC(ff_h264_idct_add8, 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);\
c->h264_chroma_dc_dequant_idct= FUNC(ff_h264_chroma_dc_dequant_idct, depth);\
\
c->weight_h264_pixels_tab[0]= FUNC(weight_h264_pixels16x16, depth);\
c->weight_h264_pixels_tab[1]= FUNC(weight_h264_pixels16x8, depth);\
c->weight_h264_pixels_tab[2]= FUNC(weight_h264_pixels8x16, depth);\
c->weight_h264_pixels_tab[3]= FUNC(weight_h264_pixels8x8, depth);\
c->weight_h264_pixels_tab[4]= FUNC(weight_h264_pixels8x4, depth);\
c->weight_h264_pixels_tab[5]= FUNC(weight_h264_pixels4x8, depth);\
c->weight_h264_pixels_tab[6]= FUNC(weight_h264_pixels4x4, depth);\
c->weight_h264_pixels_tab[7]= FUNC(weight_h264_pixels4x2, depth);\
c->weight_h264_pixels_tab[8]= FUNC(weight_h264_pixels2x4, depth);\
c->weight_h264_pixels_tab[9]= FUNC(weight_h264_pixels2x2, depth);\
c->biweight_h264_pixels_tab[0]= FUNC(biweight_h264_pixels16x16, depth);\
c->biweight_h264_pixels_tab[1]= FUNC(biweight_h264_pixels16x8, depth);\
c->biweight_h264_pixels_tab[2]= FUNC(biweight_h264_pixels8x16, depth);\
c->biweight_h264_pixels_tab[3]= FUNC(biweight_h264_pixels8x8, depth);\
c->biweight_h264_pixels_tab[4]= FUNC(biweight_h264_pixels8x4, depth);\
c->biweight_h264_pixels_tab[5]= FUNC(biweight_h264_pixels4x8, depth);\
c->biweight_h264_pixels_tab[6]= FUNC(biweight_h264_pixels4x4, depth);\
c->biweight_h264_pixels_tab[7]= FUNC(biweight_h264_pixels4x2, depth);\
c->biweight_h264_pixels_tab[8]= FUNC(biweight_h264_pixels2x4, depth);\
c->biweight_h264_pixels_tab[9]= FUNC(biweight_h264_pixels2x2, 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);\
c->h264_h_loop_filter_chroma= FUNC(h264_h_loop_filter_chroma, depth);\
c->h264_h_loop_filter_chroma_mbaff= FUNC(h264_h_loop_filter_chroma_mbaff, depth);\
c->h264_v_loop_filter_chroma_intra= FUNC(h264_v_loop_filter_chroma_intra, depth);\
c->h264_h_loop_filter_chroma_intra= FUNC(h264_h_loop_filter_chroma_intra, depth);\
c->h264_h_loop_filter_chroma_mbaff_intra= FUNC(h264_h_loop_filter_chroma_mbaff_intra, depth);\
c->h264_loop_filter_strength= NULL;
switch (bit_depth) {
case 9:
H264_DSP(9);
break;
case 10:
H264_DSP(10);
break;
default:
H264_DSP(8);
break;
}
if (ARCH_ARM) ff_h264dsp_init_arm(c, bit_depth);
if (HAVE_ALTIVEC) ff_h264dsp_init_ppc(c, bit_depth);
if (HAVE_MMX) ff_h264dsp_init_x86(c, bit_depth);
}