ffmpeg / libavcodec / h264dsp.c @ 8dbe5856
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/*
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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 FFmpeg.
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*
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* FFmpeg 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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* FFmpeg 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 FFmpeg; 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_internal.h" |
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#undef BIT_DEPTH
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#define BIT_DEPTH 9 |
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#include "h264dsp_internal.h" |
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#undef BIT_DEPTH
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#define BIT_DEPTH 10 |
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#include "h264dsp_internal.h" |
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#undef BIT_DEPTH
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void ff_h264dsp_init(H264DSPContext *c, const int bit_depth) |
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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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c->h264_idct_add8 = FUNC(ff_h264_idct_add8 , 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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c->h264_chroma_dc_dequant_idct = FUNC(ff_h264_chroma_dc_dequant_idct , depth);\ |
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\ |
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c->weight_h264_pixels_tab[0] = FUNC( weight_h264_pixels16x16 , depth);\
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c->weight_h264_pixels_tab[1] = FUNC( weight_h264_pixels16x8 , depth);\
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c->weight_h264_pixels_tab[2] = FUNC( weight_h264_pixels8x16 , depth);\
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c->weight_h264_pixels_tab[3] = FUNC( weight_h264_pixels8x8 , depth);\
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c->weight_h264_pixels_tab[4] = FUNC( weight_h264_pixels8x4 , depth);\
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c->weight_h264_pixels_tab[5] = FUNC( weight_h264_pixels4x8 , depth);\
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c->weight_h264_pixels_tab[6] = FUNC( weight_h264_pixels4x4 , depth);\
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c->weight_h264_pixels_tab[7] = FUNC( weight_h264_pixels4x2 , depth);\
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c->weight_h264_pixels_tab[8] = FUNC( weight_h264_pixels2x4 , depth);\
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c->weight_h264_pixels_tab[9] = FUNC( weight_h264_pixels2x2 , depth);\
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c->biweight_h264_pixels_tab[0] = FUNC(biweight_h264_pixels16x16 , depth);\
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c->biweight_h264_pixels_tab[1] = FUNC(biweight_h264_pixels16x8 , depth);\
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c->biweight_h264_pixels_tab[2] = FUNC(biweight_h264_pixels8x16 , depth);\
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c->biweight_h264_pixels_tab[3] = FUNC(biweight_h264_pixels8x8 , depth);\
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c->biweight_h264_pixels_tab[4] = FUNC(biweight_h264_pixels8x4 , depth);\
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c->biweight_h264_pixels_tab[5] = FUNC(biweight_h264_pixels4x8 , depth);\
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c->biweight_h264_pixels_tab[6] = FUNC(biweight_h264_pixels4x4 , depth);\
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c->biweight_h264_pixels_tab[7] = FUNC(biweight_h264_pixels4x2 , depth);\
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c->biweight_h264_pixels_tab[8] = FUNC(biweight_h264_pixels2x4 , depth);\
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c->biweight_h264_pixels_tab[9] = FUNC(biweight_h264_pixels2x2 , 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_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_v_loop_filter_chroma = FUNC(h264_v_loop_filter_chroma , depth);\ |
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c->h264_h_loop_filter_chroma = FUNC(h264_h_loop_filter_chroma , depth);\ |
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c->h264_v_loop_filter_chroma_intra = FUNC(h264_v_loop_filter_chroma_intra, depth);\ |
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c->h264_h_loop_filter_chroma_intra = FUNC(h264_h_loop_filter_chroma_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);
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if (HAVE_ALTIVEC) ff_h264dsp_init_ppc(c, bit_depth);
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if (HAVE_MMX) ff_h264dsp_init_x86(c, bit_depth);
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} |