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https://git.ffmpeg.org/ffmpeg.git
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118 lines
4.8 KiB
C
118 lines
4.8 KiB
C
/*
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* H.26L/H.264/AVC/JVT/14496-10/... encoder/decoder
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* Copyright (c) 2003-2010 Michael Niedermayer <michaelni@gmx.at>
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*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* H.264 / AVC / MPEG4 part10 DSP functions.
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* @author Michael Niedermayer <michaelni@gmx.at>
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*/
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#include <stdint.h>
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#include "avcodec.h"
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#include "h264dsp.h"
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#define BIT_DEPTH 8
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#include "h264dsp_template.c"
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#undef BIT_DEPTH
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#define BIT_DEPTH 9
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#include "h264dsp_template.c"
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#undef BIT_DEPTH
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#define BIT_DEPTH 10
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#include "h264dsp_template.c"
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#undef BIT_DEPTH
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void ff_h264dsp_init(H264DSPContext *c, const int bit_depth, const int chroma_format_idc)
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{
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#undef FUNC
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#define FUNC(a, depth) a ## _ ## depth ## _c
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#define H264_DSP(depth) \
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c->h264_idct_add= FUNC(ff_h264_idct_add, depth);\
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c->h264_idct8_add= FUNC(ff_h264_idct8_add, depth);\
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c->h264_idct_dc_add= FUNC(ff_h264_idct_dc_add, depth);\
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c->h264_idct8_dc_add= FUNC(ff_h264_idct8_dc_add, depth);\
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c->h264_idct_add16 = FUNC(ff_h264_idct_add16, depth);\
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c->h264_idct8_add4 = FUNC(ff_h264_idct8_add4, depth);\
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if (chroma_format_idc == 1)\
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c->h264_idct_add8 = FUNC(ff_h264_idct_add8, depth);\
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else\
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c->h264_idct_add8 = FUNC(ff_h264_idct_add8_422, depth);\
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c->h264_idct_add16intra= FUNC(ff_h264_idct_add16intra, depth);\
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c->h264_luma_dc_dequant_idct= FUNC(ff_h264_luma_dc_dequant_idct, depth);\
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if (chroma_format_idc == 1)\
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c->h264_chroma_dc_dequant_idct= FUNC(ff_h264_chroma_dc_dequant_idct, depth);\
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else\
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c->h264_chroma_dc_dequant_idct= FUNC(ff_h264_chroma422_dc_dequant_idct, depth);\
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\
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c->weight_h264_pixels_tab[0]= FUNC(weight_h264_pixels16, depth);\
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c->weight_h264_pixels_tab[1]= FUNC(weight_h264_pixels8, depth);\
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c->weight_h264_pixels_tab[2]= FUNC(weight_h264_pixels4, depth);\
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c->weight_h264_pixels_tab[3]= FUNC(weight_h264_pixels2, depth);\
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c->biweight_h264_pixels_tab[0]= FUNC(biweight_h264_pixels16, depth);\
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c->biweight_h264_pixels_tab[1]= FUNC(biweight_h264_pixels8, depth);\
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c->biweight_h264_pixels_tab[2]= FUNC(biweight_h264_pixels4, depth);\
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c->biweight_h264_pixels_tab[3]= FUNC(biweight_h264_pixels2, depth);\
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\
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c->h264_v_loop_filter_luma= FUNC(h264_v_loop_filter_luma, depth);\
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c->h264_h_loop_filter_luma= FUNC(h264_h_loop_filter_luma, depth);\
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c->h264_h_loop_filter_luma_mbaff= FUNC(h264_h_loop_filter_luma_mbaff, depth);\
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c->h264_v_loop_filter_luma_intra= FUNC(h264_v_loop_filter_luma_intra, depth);\
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c->h264_h_loop_filter_luma_intra= FUNC(h264_h_loop_filter_luma_intra, depth);\
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c->h264_h_loop_filter_luma_mbaff_intra= FUNC(h264_h_loop_filter_luma_mbaff_intra, depth);\
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c->h264_v_loop_filter_chroma= FUNC(h264_v_loop_filter_chroma, depth);\
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if (chroma_format_idc == 1)\
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c->h264_h_loop_filter_chroma= FUNC(h264_h_loop_filter_chroma, depth);\
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else\
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c->h264_h_loop_filter_chroma= FUNC(h264_h_loop_filter_chroma422, depth);\
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if (chroma_format_idc == 1)\
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c->h264_h_loop_filter_chroma_mbaff= FUNC(h264_h_loop_filter_chroma_mbaff, depth);\
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else\
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c->h264_h_loop_filter_chroma_mbaff= FUNC(h264_h_loop_filter_chroma422_mbaff, depth);\
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c->h264_v_loop_filter_chroma_intra= FUNC(h264_v_loop_filter_chroma_intra, depth);\
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if (chroma_format_idc == 1)\
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c->h264_h_loop_filter_chroma_intra= FUNC(h264_h_loop_filter_chroma_intra, depth);\
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else\
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c->h264_h_loop_filter_chroma_intra= FUNC(h264_h_loop_filter_chroma422_intra, depth);\
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if (chroma_format_idc == 1)\
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c->h264_h_loop_filter_chroma_mbaff_intra= FUNC(h264_h_loop_filter_chroma_mbaff_intra, depth);\
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else\
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c->h264_h_loop_filter_chroma_mbaff_intra= FUNC(h264_h_loop_filter_chroma422_mbaff_intra, depth);\
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c->h264_loop_filter_strength= NULL;
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switch (bit_depth) {
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case 9:
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H264_DSP(9);
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break;
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case 10:
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H264_DSP(10);
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break;
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default:
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H264_DSP(8);
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break;
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}
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if (ARCH_ARM) ff_h264dsp_init_arm(c, bit_depth, chroma_format_idc);
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if (HAVE_ALTIVEC) ff_h264dsp_init_ppc(c, bit_depth, chroma_format_idc);
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if (HAVE_MMX) ff_h264dsp_init_x86(c, bit_depth, chroma_format_idc);
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}
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