mirror of
https://github.com/FFmpeg/FFmpeg.git
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146 lines
4.3 KiB
C
146 lines
4.3 KiB
C
/*
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* VVC DSP
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*
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* Copyright (C) 2021 Nuo Mi
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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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#include "vvcdsp.h"
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#include "vvc_ctu.h"
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#include "vvc_itx_1d.h"
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#define VVC_SIGN(v) (v < 0 ? -1 : !!v)
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static void av_always_inline pad_int16(int16_t *_dst, const ptrdiff_t dst_stride, const int width, const int height)
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{
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const int padded_width = width + 2;
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int16_t *dst;
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for (int y = 0; y < height; y++) {
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dst = _dst + y * dst_stride;
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for (int x = 0; x < width; x++) {
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dst[-1] = dst[0];
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dst[width] = dst[width - 1];
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}
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}
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_dst--;
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//top
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memcpy(_dst - dst_stride, _dst, padded_width * sizeof(int16_t));
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//bottom
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_dst += dst_stride * height;
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memcpy(_dst, _dst - dst_stride, padded_width * sizeof(int16_t));
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}
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static int vvc_sad(const int16_t *src0, const int16_t *src1, int dx, int dy,
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const int block_w, const int block_h)
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{
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int sad = 0;
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dx -= 2;
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dy -= 2;
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src0 += (2 + dy) * MAX_PB_SIZE + 2 + dx;
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src1 += (2 - dy) * MAX_PB_SIZE + 2 - dx;
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for (int y = 0; y < block_h; y += 2) {
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for (int x = 0; x < block_w; x++) {
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sad += FFABS(src0[x] - src1[x]);
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}
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src0 += 2 * MAX_PB_SIZE;
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src1 += 2 * MAX_PB_SIZE;
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}
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return sad;
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}
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#define itx_fn(type, s) \
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static void itx_##type##_##s(int *coeffs, ptrdiff_t step, size_t nz) \
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{ \
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ff_vvc_inv_##type##_##s(coeffs, step, nz); \
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}
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#define itx_fn_common(type) \
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itx_fn(type, 4); \
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itx_fn(type, 8); \
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itx_fn(type, 16); \
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itx_fn(type, 32); \
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itx_fn_common(dct2);
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itx_fn_common(dst7);
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itx_fn_common(dct8);
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itx_fn(dct2, 2);
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itx_fn(dct2, 64);
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typedef struct IntraEdgeParams {
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uint8_t* top;
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uint8_t* left;
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int filter_flag;
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uint16_t left_array[6 * MAX_TB_SIZE + 5];
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uint16_t filtered_left_array[6 * MAX_TB_SIZE + 5];
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uint16_t top_array[6 * MAX_TB_SIZE + 5];
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uint16_t filtered_top_array[6 * MAX_TB_SIZE + 5];
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} IntraEdgeParams;
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#define PROF_BORDER_EXT 1
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#define PROF_BLOCK_SIZE (AFFINE_MIN_BLOCK_SIZE + PROF_BORDER_EXT * 2)
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#define BDOF_BORDER_EXT 1
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#define BDOF_PADDED_SIZE (16 + BDOF_BORDER_EXT * 2)
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#define BDOF_BLOCK_SIZE 4
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#define BDOF_GRADIENT_SIZE (BDOF_BLOCK_SIZE + BDOF_BORDER_EXT * 2)
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#define BIT_DEPTH 8
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#include "vvcdsp_template.c"
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#undef BIT_DEPTH
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#define BIT_DEPTH 10
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#include "vvcdsp_template.c"
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#undef BIT_DEPTH
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#define BIT_DEPTH 12
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#include "vvcdsp_template.c"
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#undef BIT_DEPTH
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void ff_vvc_dsp_init(VVCDSPContext *vvcdsp, int bit_depth)
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{
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#undef FUNC
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#define FUNC(a, depth) a ## _ ## depth
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#define VVC_DSP(depth) \
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FUNC(ff_vvc_inter_dsp_init, depth)(&vvcdsp->inter); \
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FUNC(ff_vvc_intra_dsp_init, depth)(&vvcdsp->intra); \
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FUNC(ff_vvc_itx_dsp_init, depth)(&vvcdsp->itx); \
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FUNC(ff_vvc_lmcs_dsp_init, depth)(&vvcdsp->lmcs); \
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FUNC(ff_vvc_lf_dsp_init, depth)(&vvcdsp->lf); \
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FUNC(ff_vvc_sao_dsp_init, depth)(&vvcdsp->sao); \
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FUNC(ff_vvc_alf_dsp_init, depth)(&vvcdsp->alf); \
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switch (bit_depth) {
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case 12:
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VVC_DSP(12);
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break;
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case 10:
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VVC_DSP(10);
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break;
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default:
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VVC_DSP(8);
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break;
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}
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#if ARCH_X86
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ff_vvc_dsp_init_x86(vvcdsp, bit_depth);
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#endif
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}
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