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Diffstat (limited to '')
| -rw-r--r-- | third_party/aom/av1/common/av1_inv_txfm1d_cfg.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/third_party/aom/av1/common/av1_inv_txfm1d_cfg.h b/third_party/aom/av1/common/av1_inv_txfm1d_cfg.h new file mode 100644 index 0000000000..7d80a00996 --- /dev/null +++ b/third_party/aom/av1/common/av1_inv_txfm1d_cfg.h @@ -0,0 +1,47 @@ +/* + * 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 AOM_AV1_COMMON_AV1_INV_TXFM1D_CFG_H_ +#define AOM_AV1_COMMON_AV1_INV_TXFM1D_CFG_H_ +#include "av1/common/av1_inv_txfm1d.h" + +// sum of fwd_shift_## +static const int8_t inv_start_range[TX_SIZES_ALL] = { + 5, // 4x4 transform + 6, // 8x8 transform + 7, // 16x16 transform + 7, // 32x32 transform + 7, // 64x64 transform + 5, // 4x8 transform + 5, // 8x4 transform + 6, // 8x16 transform + 6, // 16x8 transform + 6, // 16x32 transform + 6, // 32x16 transform + 6, // 32x64 transform + 6, // 64x32 transform + 6, // 4x16 transform + 6, // 16x4 transform + 7, // 8x32 transform + 7, // 32x8 transform + 7, // 16x64 transform + 7, // 64x16 transform +}; + +extern const int8_t *inv_txfm_shift_ls[TX_SIZES_ALL]; + +// Values in both inv_cos_bit_col and inv_cos_bit_row are always 12 +// for each valid row and col combination +#define INV_COS_BIT 12 +extern const int8_t inv_cos_bit_col[5 /*row*/][5 /*col*/]; +extern const int8_t inv_cos_bit_row[5 /*row*/][5 /*col*/]; + +#endif // AOM_AV1_COMMON_AV1_INV_TXFM1D_CFG_H_ |