ffmpeg/libavcodec/vvc/dsp.h

173 lines
8.3 KiB
C

/*
* VVC DSP
*
* Copyright (C) 2021 Nuo Mi
*
*
* 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
*/
#ifndef AVCODEC_VVC_DSP_H
#define AVCODEC_VVC_DSP_H
#include <stdint.h>
#include <stddef.h>
enum TxType {
DCT2,
DST7,
DCT8,
N_TX_TYPE,
};
enum TxSize {
TX_SIZE_2,
TX_SIZE_4,
TX_SIZE_8,
TX_SIZE_16,
TX_SIZE_32,
TX_SIZE_64,
N_TX_SIZE,
};
typedef struct VVCInterDSPContext {
void (*put[2 /* luma, chroma */][7 /* log2(width) - 1 */][2 /* int, frac */][2 /* int, frac */])(
int16_t *dst, const uint8_t *src, ptrdiff_t src_stride, int height,
const int8_t *hf, const int8_t *vf, int width);
void (*put_uni[2 /* luma, chroma */][7 /* log2(width) - 1 */][2 /* int, frac */][2 /* int, frac */])(
uint8_t *dst, ptrdiff_t dst_stride, const uint8_t *src, ptrdiff_t src_stride, int height,
const int8_t *hf, const int8_t *vf, int width);
void (*put_uni_w[2 /* luma, chroma */][7 /* log2(width) - 1 */][2 /* int, frac */][2 /* int, frac */])(
uint8_t *dst, ptrdiff_t dst_stride, const uint8_t *src, ptrdiff_t src_stride, int height,
int denom, int wx, int ox, const int8_t *hf, const int8_t *vf, int width);
void (*avg)(uint8_t *dst, ptrdiff_t dst_stride,
const int16_t *src0, const int16_t *src1, int width, int height);
void (*w_avg)(uint8_t *_dst, const ptrdiff_t _dst_stride,
const int16_t *src0, const int16_t *src1, int width, int height,
int denom, int w0, int w1, int o0, int o1);
void (*put_ciip)(uint8_t *dst, ptrdiff_t dst_stride, int width, int height,
const uint8_t *inter, ptrdiff_t inter_stride, int inter_weight);
void (*put_gpm)(uint8_t *dst, ptrdiff_t dst_stride, int width, int height,
const int16_t *src0, const int16_t *src1,
const uint8_t *weights, int step_x, int step_y);
void (*fetch_samples)(int16_t *dst, const uint8_t *src, ptrdiff_t src_stride, int x_frac, int y_frac);
void (*bdof_fetch_samples)(int16_t *dst, const uint8_t *src, ptrdiff_t src_stride, int x_frac, int y_frac,
int width, int height);
void (*prof_grad_filter)(int16_t *gradient_h, int16_t *gradient_v, const ptrdiff_t gradient_stride,
const int16_t *src, const ptrdiff_t src_stride, int width, int height, const int pad);
void (*apply_prof)(int16_t *dst, const int16_t *src, const int16_t *diff_mv_x, const int16_t *diff_mv_y);
void (*apply_prof_uni)(uint8_t *dst, ptrdiff_t dst_stride, const int16_t *src,
const int16_t *diff_mv_x, const int16_t *diff_mv_y);
void (*apply_prof_uni_w)(uint8_t *dst, const ptrdiff_t dst_stride, const int16_t *src,
const int16_t *diff_mv_x, const int16_t *diff_mv_y, int denom, int wx, int ox);
void (*apply_bdof)(uint8_t *dst, ptrdiff_t dst_stride, int16_t *src0, int16_t *src1, int block_w, int block_h);
int (*sad)(const int16_t *src0, const int16_t *src1, int dx, int dy, int block_w, int block_h);
void (*dmvr[2][2])(int16_t *dst, const uint8_t *src, ptrdiff_t src_stride, int height,
intptr_t mx, intptr_t my, int width);
} VVCInterDSPContext;
struct VVCLocalContext;
typedef struct VVCIntraDSPContext {
void (*intra_cclm_pred)(const struct VVCLocalContext *lc, int x0, int y0, int w, int h);
void (*lmcs_scale_chroma)(struct VVCLocalContext *lc, int *dst, const int *coeff, int w, int h, int x0_cu, int y0_cu);
void (*intra_pred)(const struct VVCLocalContext *lc, int x0, int y0, int w, int h, int c_idx);
void (*pred_planar)(uint8_t *src, const uint8_t *top, const uint8_t *left, int w, int h, ptrdiff_t stride);
void (*pred_mip)(uint8_t *src, const uint8_t *top, const uint8_t *left, int w, int h, ptrdiff_t stride,
int mode_id, int is_transpose);
void (*pred_dc)(uint8_t *src, const uint8_t *top, const uint8_t *left, int w, int h, ptrdiff_t stride);
void (*pred_v)(uint8_t *src, const uint8_t *_top, int w, int h, ptrdiff_t stride);
void (*pred_h)(uint8_t *src, const uint8_t *_left, int w, int h, ptrdiff_t stride);
void (*pred_angular_v)(uint8_t *src, const uint8_t *_top, const uint8_t *_left,
int w, int h, ptrdiff_t stride, int c_idx, int mode, int ref_idx, int filter_flag, int need_pdpc);
void (*pred_angular_h)(uint8_t *src, const uint8_t *_top, const uint8_t *_left, int w, int h, ptrdiff_t stride,
int c_idx, int mode, int ref_idx, int filter_flag, int need_pdpc);
} VVCIntraDSPContext;
typedef struct VVCItxDSPContext {
void (*add_residual)(uint8_t *dst, const int *res, int width, int height, ptrdiff_t stride);
void (*add_residual_joint)(uint8_t *dst, const int *res, int width, int height, ptrdiff_t stride, int c_sign, int shift);
void (*pred_residual_joint)(int *buf, int width, int height, int c_sign, int shift);
void (*itx[N_TX_TYPE][N_TX_SIZE])(int *coeffs, ptrdiff_t step, size_t nz);
void (*transform_bdpcm)(int *coeffs, int width, int height, int vertical, int log2_transform_range);
} VVCItxDSPContext;
typedef struct VVCLMCSDSPContext {
void (*filter)(uint8_t *dst, ptrdiff_t dst_stride, int width, int height, const void *lut);
} VVCLMCSDSPContext;
typedef struct VVCLFDSPContext {
int (*ladf_level[2 /* h, v */])(const uint8_t *pix, ptrdiff_t stride);
void (*filter_luma[2 /* h, v */])(uint8_t *pix, ptrdiff_t stride, const int32_t *beta, const int32_t *tc,
const uint8_t *no_p, const uint8_t *no_q, const uint8_t *max_len_p, const uint8_t *max_len_q, int hor_ctu_edge);
void (*filter_chroma[2 /* h, v */])(uint8_t *pix, ptrdiff_t stride, const int32_t *beta, const int32_t *tc,
const uint8_t *no_p, const uint8_t *no_q, const uint8_t *max_len_p, const uint8_t *max_len_q, int shift);
} VVCLFDSPContext;
struct SAOParams;
typedef struct VVCSAODSPContext {
void (*band_filter[9])(uint8_t *dst, const uint8_t *src, ptrdiff_t dst_stride, ptrdiff_t src_stride,
const int16_t *sao_offset_val, int sao_left_class, int width, int height);
/* implicit src_stride parameter has value of 2 * MAX_PB_SIZE + AV_INPUT_BUFFER_PADDING_SIZE */
void (*edge_filter[9])(uint8_t *dst /* align 16 */, const uint8_t *src /* align 32 */, ptrdiff_t dst_stride,
const int16_t *sao_offset_val, int sao_eo_class, int width, int height);
void (*edge_restore[2])(uint8_t *dst, const uint8_t *src, ptrdiff_t dst_stride, ptrdiff_t src_stride,
const struct SAOParams *sao, const int *borders, int width, int height, int c_idx,
const uint8_t *vert_edge, const uint8_t *horiz_edge, const uint8_t *diag_edge);
} VVCSAODSPContext;
typedef struct VVCALFDSPContext {
void (*filter[2 /* luma, chroma */])(uint8_t *dst, ptrdiff_t dst_stride, const uint8_t *src, ptrdiff_t src_stride,
int width, int height, const int16_t *filter, const int16_t *clip, int vb_pos);
void (*filter_cc)(uint8_t *dst, ptrdiff_t dst_stride, const uint8_t *luma, ptrdiff_t luma_stride,
int width, int height, int hs, int vs, const int16_t *filter, int vb_pos);
void (*classify)(int *class_idx, int *transpose_idx, const uint8_t *src, ptrdiff_t src_stride, int width, int height,
int vb_pos, int *gradient_tmp);
void (*recon_coeff_and_clip)(int16_t *coeff, int16_t *clip, const int *class_idx, const int *transpose_idx, int size,
const int16_t *coeff_set, const uint8_t *clip_idx_set, const uint8_t *class_to_filt);
} VVCALFDSPContext;
typedef struct VVCDSPContext {
VVCInterDSPContext inter;
VVCIntraDSPContext intra;
VVCItxDSPContext itx;
VVCLMCSDSPContext lmcs;
VVCLFDSPContext lf;
VVCSAODSPContext sao;
VVCALFDSPContext alf;
} VVCDSPContext;
void ff_vvc_dsp_init(VVCDSPContext *hpc, int bit_depth);
void ff_vvc_dsp_init_x86(VVCDSPContext *hpc, const int bit_depth);
#endif /* AVCODEC_VVC_DSP_H */