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/*
* 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.
*/
#ifndef AV1_FWD_TXFM2D_CFG_H_
#define AV1_FWD_TXFM2D_CFG_H_
#include "av1/common/enums.h"
#include "av1/common/av1_fwd_txfm1d.h"
// ---------------- 4x4 1D constants -----------------------
// shift
static const int8_t fwd_shift_4[3] = { 2, 0, 0 };
// stage range
static const int8_t fwd_stage_range_col_dct_4[4] = { 0, 1, 2, 2 };
static const int8_t fwd_stage_range_row_dct_4[4] = { 2, 3, 3, 3 };
static const int8_t fwd_stage_range_col_adst_4[6] = { 0, 0, 1, 2, 2, 2 };
static const int8_t fwd_stage_range_row_adst_4[6] = { 2, 2, 2, 3, 3, 3 };
static const int8_t fwd_stage_range_idx_4[1] = { 0 };
// cos bit
static const int8_t fwd_cos_bit_col_dct_4[4] = { 13, 13, 13, 13 };
static const int8_t fwd_cos_bit_row_dct_4[4] = { 13, 13, 13, 13 };
static const int8_t fwd_cos_bit_col_adst_4[6] = { 13, 13, 13, 13, 13, 13 };
static const int8_t fwd_cos_bit_row_adst_4[6] = { 13, 13, 13, 13, 13, 13 };
// ---------------- 8x8 1D constants -----------------------
// shift
static const int8_t fwd_shift_8[3] = { 2, -1, 0 };
// stage range
static const int8_t fwd_stage_range_col_dct_8[6] = { 0, 1, 2, 3, 3, 3 };
static const int8_t fwd_stage_range_row_dct_8[6] = { 3, 4, 5, 5, 5, 5 };
static const int8_t fwd_stage_range_col_adst_8[8] = { 0, 0, 1, 2, 2, 3, 3, 3 };
static const int8_t fwd_stage_range_row_adst_8[8] = { 3, 3, 3, 4, 4, 5, 5, 5 };
static const int8_t fwd_stage_range_idx_8[1] = { 0 };
// cos bit
static const int8_t fwd_cos_bit_col_dct_8[6] = { 13, 13, 13, 13, 13, 13 };
static const int8_t fwd_cos_bit_row_dct_8[6] = { 13, 13, 13, 13, 13, 13 };
static const int8_t fwd_cos_bit_col_adst_8[8] = {
13, 13, 13, 13, 13, 13, 13, 13
};
static const int8_t fwd_cos_bit_row_adst_8[8] = {
13, 13, 13, 13, 13, 13, 13, 13
};
// ---------------- 16x16 1D constants -----------------------
// shift
static const int8_t fwd_shift_16[3] = { 2, -2, 0 };
// stage range
static const int8_t fwd_stage_range_col_dct_16[8] = { 0, 1, 2, 3, 4, 4, 4, 4 };
static const int8_t fwd_stage_range_row_dct_16[8] = { 4, 5, 6, 7, 7, 7, 7, 7 };
static const int8_t fwd_stage_range_col_adst_16[10] = { 0, 0, 1, 2, 2,
3, 3, 4, 4, 4 };
static const int8_t fwd_stage_range_row_adst_16[10] = {
4, 4, 4, 5, 5, 6, 6, 7, 7, 7,
};
static const int8_t fwd_stage_range_idx_16[1] = { 0 };
// cos bit
static const int8_t fwd_cos_bit_col_dct_16[8] = {
13, 13, 13, 13, 13, 13, 13, 13
};
static const int8_t fwd_cos_bit_row_dct_16[8] = {
12, 12, 12, 12, 12, 12, 12, 12
};
static const int8_t fwd_cos_bit_col_adst_16[10] = { 13, 13, 13, 13, 13,
13, 13, 13, 13, 13 };
static const int8_t fwd_cos_bit_row_adst_16[10] = { 12, 12, 12, 12, 12,
12, 12, 12, 12, 12 };
// ---------------- 32x32 1D constants -----------------------
// shift
static const int8_t fwd_shift_32[3] = { 2, -4, 0 };
// stage range
static const int8_t fwd_stage_range_col_dct_32[10] = { 0, 1, 2, 3, 4,
5, 5, 5, 5, 5 };
static const int8_t fwd_stage_range_row_dct_32[10] = { 5, 6, 7, 8, 9,
9, 9, 9, 9, 9 };
static const int8_t fwd_stage_range_col_adst_32[12] = { 0, 0, 1, 2, 2, 3,
3, 4, 4, 5, 5, 5 };
static const int8_t fwd_stage_range_row_adst_32[12] = { 5, 5, 5, 6, 6, 7,
7, 8, 8, 9, 9, 9 };
static const int8_t fwd_stage_range_idx_32[1] = { 0 };
// cos bit
static const int8_t fwd_cos_bit_col_dct_32[10] = { 12, 12, 12, 12, 12,
12, 12, 12, 12, 12 };
static const int8_t fwd_cos_bit_row_dct_32[10] = { 12, 12, 12, 12, 12,
12, 12, 12, 12, 12 };
static const int8_t fwd_cos_bit_col_adst_32[12] = { 12, 12, 12, 12, 12, 12,
12, 12, 12, 12, 12, 12 };
static const int8_t fwd_cos_bit_row_adst_32[12] = { 12, 12, 12, 12, 12, 12,
12, 12, 12, 12, 12, 12 };
// ---------------- 64x64 1D constants -----------------------
// shift
static const int8_t fwd_shift_64[3] = { 0, -2, -2 };
// stage range
static const int8_t fwd_stage_range_col_dct_64[12] = { 0, 1, 2, 3, 4, 5,
6, 6, 6, 6, 6, 6 };
static const int8_t fwd_stage_range_row_dct_64[12] = { 6, 7, 8, 9, 10, 11,
11, 11, 11, 11, 11, 11 };
static const int8_t fwd_stage_range_idx_64[1] = { 0 };
// cos bit
static const int8_t fwd_cos_bit_col_dct_64[12] = { 15, 15, 15, 15, 15, 14,
13, 13, 13, 13, 13, 13 };
static const int8_t fwd_cos_bit_row_dct_64[12] = { 15, 14, 13, 12, 11, 10,
10, 10, 10, 10, 10, 10 };
// ---------------- row config fwd_dct_4 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_row_cfg_dct_4 = {
4, // .txfm_size
4, // .stage_num
// 0, // .log_scale
fwd_shift_4, // .shift
fwd_stage_range_row_dct_4, // .stage_range
fwd_cos_bit_row_dct_4, // .cos_bit
TXFM_TYPE_DCT4 // .txfm_type
};
// ---------------- row config fwd_dct_8 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_row_cfg_dct_8 = {
8, // .txfm_size
6, // .stage_num
// 0, // .log_scale
fwd_shift_8, // .shift
fwd_stage_range_row_dct_8, // .stage_range
fwd_cos_bit_row_dct_8, // .cos_bit_
TXFM_TYPE_DCT8 // .txfm_type
};
// ---------------- row config fwd_dct_16 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_row_cfg_dct_16 = {
16, // .txfm_size
8, // .stage_num
// 0, // .log_scale
fwd_shift_16, // .shift
fwd_stage_range_row_dct_16, // .stage_range
fwd_cos_bit_row_dct_16, // .cos_bit
TXFM_TYPE_DCT16 // .txfm_type
};
// ---------------- row config fwd_dct_32 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_row_cfg_dct_32 = {
32, // .txfm_size
10, // .stage_num
// 1, // .log_scale
fwd_shift_32, // .shift
fwd_stage_range_row_dct_32, // .stage_range
fwd_cos_bit_row_dct_32, // .cos_bit_row
TXFM_TYPE_DCT32 // .txfm_type
};
// ---------------- row config fwd_dct_64 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_row_cfg_dct_64 = {
64, // .txfm_size
12, // .stage_num
fwd_shift_64, // .shift
fwd_stage_range_row_dct_64, // .stage_range
fwd_cos_bit_row_dct_64, // .cos_bit
TXFM_TYPE_DCT64, // .txfm_type_col
};
// ---------------- row config fwd_adst_4 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_row_cfg_adst_4 = {
4, // .txfm_size
6, // .stage_num
// 0, // .log_scale
fwd_shift_4, // .shift
fwd_stage_range_row_adst_4, // .stage_range
fwd_cos_bit_row_adst_4, // .cos_bit
TXFM_TYPE_ADST4, // .txfm_type
};
// ---------------- row config fwd_adst_8 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_row_cfg_adst_8 = {
8, // .txfm_size
8, // .stage_num
// 0, // .log_scale
fwd_shift_8, // .shift
fwd_stage_range_row_adst_8, // .stage_range
fwd_cos_bit_row_adst_8, // .cos_bit
TXFM_TYPE_ADST8, // .txfm_type_col
};
// ---------------- row config fwd_adst_16 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_row_cfg_adst_16 = {
16, // .txfm_size
10, // .stage_num
// 0, // .log_scale
fwd_shift_16, // .shift
fwd_stage_range_row_adst_16, // .stage_range
fwd_cos_bit_row_adst_16, // .cos_bit
TXFM_TYPE_ADST16, // .txfm_type
};
// ---------------- row config fwd_adst_32 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_row_cfg_adst_32 = {
32, // .txfm_size
12, // .stage_num
// 1, // .log_scale
fwd_shift_32, // .shift
fwd_stage_range_row_adst_32, // .stage_range
fwd_cos_bit_row_adst_32, // .cos_bit
TXFM_TYPE_ADST32, // .txfm_type
};
// ---------------- col config fwd_dct_4 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_col_cfg_dct_4 = {
4, // .txfm_size
4, // .stage_num
// 0, // .log_scale
fwd_shift_4, // .shift
fwd_stage_range_col_dct_4, // .stage_range
fwd_cos_bit_col_dct_4, // .cos_bit
TXFM_TYPE_DCT4 // .txfm_type
};
// ---------------- col config fwd_dct_8 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_col_cfg_dct_8 = {
8, // .txfm_size
6, // .stage_num
// 0, // .log_scale
fwd_shift_8, // .shift
fwd_stage_range_col_dct_8, // .stage_range
fwd_cos_bit_col_dct_8, // .cos_bit_
TXFM_TYPE_DCT8 // .txfm_type
};
// ---------------- col config fwd_dct_16 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_col_cfg_dct_16 = {
16, // .txfm_size
8, // .stage_num
// 0, // .log_scale
fwd_shift_16, // .shift
fwd_stage_range_col_dct_16, // .stage_range
fwd_cos_bit_col_dct_16, // .cos_bit
TXFM_TYPE_DCT16 // .txfm_type
};
// ---------------- col config fwd_dct_32 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_col_cfg_dct_32 = {
32, // .txfm_size
10, // .stage_num
// 1, // .log_scale
fwd_shift_32, // .shift
fwd_stage_range_col_dct_32, // .stage_range
fwd_cos_bit_col_dct_32, // .cos_bit_col
TXFM_TYPE_DCT32 // .txfm_type
};
// ---------------- col config fwd_dct_64 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_col_cfg_dct_64 = {
64, // .txfm_size
12, // .stage_num
fwd_shift_64, // .shift
fwd_stage_range_col_dct_64, // .stage_range
fwd_cos_bit_col_dct_64, // .cos_bit
TXFM_TYPE_DCT64, // .txfm_type_col
};
// ---------------- col config fwd_adst_4 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_col_cfg_adst_4 = {
4, // .txfm_size
6, // .stage_num
// 0, // .log_scale
fwd_shift_4, // .shift
fwd_stage_range_col_adst_4, // .stage_range
fwd_cos_bit_col_adst_4, // .cos_bit
TXFM_TYPE_ADST4, // .txfm_type
};
// ---------------- col config fwd_adst_8 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_col_cfg_adst_8 = {
8, // .txfm_size
8, // .stage_num
// 0, // .log_scale
fwd_shift_8, // .shift
fwd_stage_range_col_adst_8, // .stage_range
fwd_cos_bit_col_adst_8, // .cos_bit
TXFM_TYPE_ADST8, // .txfm_type_col
};
// ---------------- col config fwd_adst_16 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_col_cfg_adst_16 = {
16, // .txfm_size
10, // .stage_num
// 0, // .log_scale
fwd_shift_16, // .shift
fwd_stage_range_col_adst_16, // .stage_range
fwd_cos_bit_col_adst_16, // .cos_bit
TXFM_TYPE_ADST16, // .txfm_type
};
// ---------------- col config fwd_adst_32 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_col_cfg_adst_32 = {
32, // .txfm_size
12, // .stage_num
// 1, // .log_scale
fwd_shift_32, // .shift
fwd_stage_range_col_adst_32, // .stage_range
fwd_cos_bit_col_adst_32, // .cos_bit
TXFM_TYPE_ADST32, // .txfm_type
};
// identity does not need to differentiate between row and col
// ---------------- row/col config fwd_identity_4 ----------
static const TXFM_1D_CFG fwd_txfm_1d_cfg_identity_4 = {
4, // .txfm_size
1, // .stage_num
// 0, // .log_scale
fwd_shift_4, // .shift
fwd_stage_range_idx_4, // .stage_range
NULL, // .cos_bit
TXFM_TYPE_IDENTITY4, // .txfm_type
};
// ---------------- row/col config fwd_identity_8 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_cfg_identity_8 = {
8, // .txfm_size
1, // .stage_num
// 0, // .log_scale
fwd_shift_8, // .shift
fwd_stage_range_idx_8, // .stage_range
NULL, // .cos_bit
TXFM_TYPE_IDENTITY8, // .txfm_type
};
// ---------------- row/col config fwd_identity_16 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_cfg_identity_16 = {
16, // .txfm_size
1, // .stage_num
// 0, // .log_scale
fwd_shift_16, // .shift
fwd_stage_range_idx_16, // .stage_range
NULL, // .cos_bit
TXFM_TYPE_IDENTITY16, // .txfm_type
};
// ---------------- row/col config fwd_identity_32 ----------------
static const TXFM_1D_CFG fwd_txfm_1d_cfg_identity_32 = {
32, // .txfm_size
1, // .stage_num
// 1, // .log_scale
fwd_shift_32, // .shift
fwd_stage_range_idx_32, // .stage_range
NULL, // .cos_bit
TXFM_TYPE_IDENTITY32, // .txfm_type
};
#endif // AV1_FWD_TXFM2D_CFG_H_