| /* |
| * Copyright (c) 2016, Alliance for Open Media. All rights reserved |
| * |
| * This source code is subject to the terms of the BSD 2 Clause License and |
| * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License |
| * was not distributed with this source code in the LICENSE file, you can |
| * obtain it at www.aomedia.org/license/software. If the Alliance for Open |
| * Media Patent License 1.0 was not distributed with this source code in the |
| * PATENTS file, you can obtain it at www.aomedia.org/license/patent. |
| */ |
| |
| #if !defined(_dering_H) |
| #define _dering_H (1) |
| |
| #include "odintrin.h" |
| |
| #if defined(DAALA_ODINTRIN) |
| #include "filter.h" |
| typedef int16_t od_dering_in; |
| #endif |
| |
| #define OD_DERINGSIZES (2) |
| |
| #define OD_DERING_NO_CHECK_OVERLAP (0) |
| #define OD_DERING_CHECK_OVERLAP (1) |
| |
| #define OD_DERING_LEVELS (6) |
| extern const double OD_DERING_GAIN_TABLE[OD_DERING_LEVELS]; |
| |
| #define OD_DERING_NBLOCKS (OD_BSIZE_MAX / 8) |
| |
| #define OD_FILT_BORDER (3) |
| #define OD_FILT_BSTRIDE (OD_BSIZE_MAX + 2 * OD_FILT_BORDER) |
| |
| extern const int OD_DIRECTION_OFFSETS_TABLE[8][3]; |
| |
| typedef void (*od_filter_dering_direction_func)(int16_t *y, int ystride, |
| const int16_t *in, |
| int threshold, int dir); |
| typedef void (*od_filter_dering_orthogonal_func)(int16_t *y, int ystride, |
| const int16_t *in, |
| const od_dering_in *x, |
| int xstride, int threshold, |
| int dir); |
| |
| struct od_dering_opt_vtbl { |
| od_filter_dering_direction_func filter_dering_direction[OD_DERINGSIZES]; |
| od_filter_dering_orthogonal_func filter_dering_orthogonal[OD_DERINGSIZES]; |
| }; |
| typedef struct od_dering_opt_vtbl od_dering_opt_vtbl; |
| |
| void od_dering(const od_dering_opt_vtbl *vtbl, int16_t *y, int ystride, |
| const od_dering_in *x, int xstride, int nvb, int nhb, int sbx, |
| int sby, int nhsb, int nvsb, int xdec, |
| int dir[OD_DERING_NBLOCKS][OD_DERING_NBLOCKS], int pli, |
| unsigned char *bskip, int skip_stride, int threshold, |
| int overlap, int coeff_shift); |
| void od_filter_dering_direction_c(int16_t *y, int ystride, const int16_t *in, |
| int ln, int threshold, int dir); |
| void od_filter_dering_orthogonal_c(int16_t *y, int ystride, const int16_t *in, |
| const od_dering_in *x, int xstride, int ln, |
| int threshold, int dir); |
| |
| extern const od_dering_opt_vtbl OD_DERING_VTBL_C; |
| |
| void od_filter_dering_direction_4x4_c(int16_t *y, int ystride, |
| const int16_t *in, int threshold, |
| int dir); |
| void od_filter_dering_direction_8x8_c(int16_t *y, int ystride, |
| const int16_t *in, int threshold, |
| int dir); |
| void od_filter_dering_orthogonal_4x4_c(int16_t *y, int ystride, |
| const int16_t *in, const od_dering_in *x, |
| int xstride, int threshold, int dir); |
| void od_filter_dering_orthogonal_8x8_c(int16_t *y, int ystride, |
| const int16_t *in, const od_dering_in *x, |
| int xstride, int threshold, int dir); |
| |
| #endif |