| /* |
| * 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_ |
