51 lines
1.6 KiB
C
51 lines
1.6 KiB
C
/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved.
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#ifndef AOM_AV1_COMMON_IDCT_H_
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#define AOM_AV1_COMMON_IDCT_H_
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#include "config/aom_config.h"
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#include "av1/common/blockd.h"
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#include "av1/common/common.h"
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#include "av1/common/enums.h"
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#include "aom_dsp/txfm_common.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef void (*transform_1d)(const tran_low_t *, tran_low_t *);
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typedef struct {
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transform_1d cols, rows; // vertical and horizontal
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} transform_2d;
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#define MAX_TX_SCALE 1
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int av1_get_tx_scale(const TX_SIZE tx_size);
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void av1_inverse_transform_block(const MACROBLOCKD *xd,
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const tran_low_t *dqcoeff, int plane,
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TX_TYPE tx_type, TX_SIZE tx_size, uint8_t *dst,
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int stride, int eob, int reduced_tx_set);
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void av1_highbd_iwht4x4_add(const tran_low_t *input, uint8_t *dest, int stride,
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int eob, int bd);
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static inline const int32_t *cast_to_int32(const tran_low_t *input) {
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assert(sizeof(int32_t) == sizeof(tran_low_t));
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return (const int32_t *)input;
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}
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // AOM_AV1_COMMON_IDCT_H_
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