| /* |
| * Copyright (c) 2021, Alliance for Open Media. All rights reserved |
| * |
| * This source code is subject to the terms of the BSD 3-Clause Clear License |
| * and the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear |
| * License was not distributed with this source code in the LICENSE file, you |
| * can obtain it at aomedia.org/license/software-license/bsd-3-c-c/. 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 |
| * aomedia.org/license/patent-license/. |
| */ |
| |
| #ifndef AOM_AV1_COMMON_IDCT_H_ |
| #define AOM_AV1_COMMON_IDCT_H_ |
| |
| #include "config/aom_config.h" |
| |
| #include "av1/common/blockd.h" |
| #include "av1/common/common.h" |
| #include "av1/common/enums.h" |
| #include "aom_dsp/txfm_common.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| typedef void (*transform_1d)(const tran_low_t *, tran_low_t *); |
| |
| typedef struct { |
| transform_1d cols, rows; // vertical and horizontal |
| } transform_2d; |
| |
| #define MAX_TX_SCALE 1 |
| int av1_get_tx_scale(const TX_SIZE tx_size); |
| |
| #if CONFIG_CROSS_CHROMA_TX |
| void av1_inv_cross_chroma_tx_block(tran_low_t *dqcoeff_c1, |
| tran_low_t *dqcoeff_c2, TX_SIZE tx_size, |
| CctxType cctx_type); |
| #endif // CONFIG_CROSS_CHROMA_TX |
| |
| void av1_inverse_transform_block(const MACROBLOCKD *xd, tran_low_t *dqcoeff, |
| int plane, TX_TYPE tx_type, TX_SIZE tx_size, |
| uint16_t *dst, int stride, int eob, |
| int reduced_tx_set); |
| void av1_highbd_iwht4x4_add(const tran_low_t *input, uint16_t *dest, int stride, |
| int eob, int bd); |
| |
| static INLINE const int32_t *cast_to_int32(const tran_low_t *input) { |
| assert(sizeof(int32_t) == sizeof(tran_low_t)); |
| return (const int32_t *)input; |
| } |
| |
| void av1_inv_stxfm(tran_low_t *coeff, TxfmParam *txfm_param); |
| |
| #ifdef __cplusplus |
| } // extern "C" |
| #endif |
| |
| #endif // AOM_AV1_COMMON_IDCT_H_ |