4b57a8b356
Framework for alternate transforms for inter 32x32 and larger based on dwt-dct hybrid is implemented. Further experiments are to be condcuted with different variations of hybrid dct/dwt or plain dwt, as well as super-resolution mode. Change-Id: I9a2bf49ba317e7668002cf1499211d7da6fa14ad
40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
/*
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* Copyright (c) 2015 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef VP9_COMMON_VP9_IDWT_H_
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#define VP9_COMMON_VP9_IDWT_H_
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#include <assert.h>
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#include "./vpx_config.h"
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#include "vp9/common/vp9_common.h"
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#include "vp9/common/vp9_enums.h"
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#include "vp9/common/vp9_idct.h"
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#define DWT_MAX_LENGTH 64
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#define DWT_TYPE 53 // 26/53/97
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if CONFIG_TX64X64
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void vp9_idwt64x64(tran_low_t *input, tran_low_t *output, int stride);
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void vp9_idwtdct64x64(tran_low_t *input, tran_low_t *output, int stride);
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#endif // CONFIG_TX64X64
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void vp9_idwt32x32(tran_low_t *input, tran_low_t *output, int stride);
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void vp9_idwtdct32x32(tran_low_t *input, tran_low_t *output, int stride);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // VP9_COMMON_VP9_IDWT_H_
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