/* * 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 / MPEG-4 part10 DSP functions. * @author Michael Niedermayer <michaelni@gmx.at> */ #include <stdint.h> #include "libavutil/attributes.h" #include "libavutil/avassert.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); #elif ARCH_ARM ff_h264dsp_init_arm(c, bit_depth, chroma_format_idc); #elif ARCH_PPC ff_h264dsp_init_ppc(c, bit_depth, chroma_format_idc); #elif ARCH_RISCV ff_h264dsp_init_riscv(c, bit_depth, chroma_format_idc); #elif ARCH_X86 ff_h264dsp_init_x86(c, bit_depth, chroma_format_idc); #elif ARCH_MIPS ff_h264dsp_init_mips(c, bit_depth, chroma_format_idc); #elif ARCH_LOONGARCH ff_h264dsp_init_loongarch(c, bit_depth, chroma_format_idc); #endif }