av1_inv_txfm1d_cfg.h (1452B)
1 /* 2 * Copyright (c) 2016, Alliance for Open Media. All rights reserved. 3 * 4 * This source code is subject to the terms of the BSD 2 Clause License and 5 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License 6 * was not distributed with this source code in the LICENSE file, you can 7 * obtain it at www.aomedia.org/license/software. If the Alliance for Open 8 * Media Patent License 1.0 was not distributed with this source code in the 9 * PATENTS file, you can obtain it at www.aomedia.org/license/patent. 10 */ 11 12 #ifndef AOM_AV1_COMMON_AV1_INV_TXFM1D_CFG_H_ 13 #define AOM_AV1_COMMON_AV1_INV_TXFM1D_CFG_H_ 14 #include "av1/common/av1_inv_txfm1d.h" 15 16 // sum of fwd_shift_## 17 static const int8_t inv_start_range[TX_SIZES_ALL] = { 18 5, // 4x4 transform 19 6, // 8x8 transform 20 7, // 16x16 transform 21 7, // 32x32 transform 22 7, // 64x64 transform 23 5, // 4x8 transform 24 5, // 8x4 transform 25 6, // 8x16 transform 26 6, // 16x8 transform 27 6, // 16x32 transform 28 6, // 32x16 transform 29 6, // 32x64 transform 30 6, // 64x32 transform 31 6, // 4x16 transform 32 6, // 16x4 transform 33 7, // 8x32 transform 34 7, // 32x8 transform 35 7, // 16x64 transform 36 7, // 64x16 transform 37 }; 38 39 extern const int8_t *av1_inv_txfm_shift_ls[TX_SIZES_ALL]; 40 41 // Values in both av1_inv_cos_bit_col and av1_inv_cos_bit_row are always 12 42 // for each valid row and col combination 43 #define INV_COS_BIT 12 44 45 #endif // AOM_AV1_COMMON_AV1_INV_TXFM1D_CFG_H_