42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
/*
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* Copyright (c) 2011 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_FILTER_H_
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#define VP9_COMMON_VP9_FILTER_H_
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#include "./vpx_config.h"
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#include "vpx/vpx_integer.h"
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#include "vpx_dsp/vpx_filter.h"
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#include "vpx_ports/mem.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define EIGHTTAP 0
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#define EIGHTTAP_SMOOTH 1
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#define EIGHTTAP_SHARP 2
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#define SWITCHABLE_FILTERS 3 /* Number of switchable filters */
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#define BILINEAR 3
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// The codec can operate in four possible inter prediction filter mode:
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// 8-tap, 8-tap-smooth, 8-tap-sharp, and switching between the three.
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#define SWITCHABLE_FILTER_CONTEXTS (SWITCHABLE_FILTERS + 1)
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#define SWITCHABLE 4 /* should be the last one */
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typedef uint8_t INTERP_FILTER;
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extern const InterpKernel *vp9_filter_kernels[4];
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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_FILTER_H_
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