| /* |
| * Copyright (c) 2011 The WebM project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #ifndef VP9_COMMON_VP9_FILTER_H_ |
| #define VP9_COMMON_VP9_FILTER_H_ |
| |
| #include "./vpx_config.h" |
| #include "vpx/vpx_integer.h" |
| #include "vpx_dsp/vpx_filter.h" |
| #include "vpx_ports/mem.h" |
| |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #define EIGHTTAP 0 |
| #define EIGHTTAP_SMOOTH 1 |
| #define EIGHTTAP_SHARP 2 |
| #define SWITCHABLE_FILTERS 3 /* Number of switchable filters */ |
| #define BILINEAR 3 |
| // The codec can operate in four possible inter prediction filter mode: |
| // 8-tap, 8-tap-smooth, 8-tap-sharp, and switching between the three. |
| #define SWITCHABLE_FILTER_CONTEXTS (SWITCHABLE_FILTERS + 1) |
| #define SWITCHABLE 4 /* should be the last one */ |
| |
| typedef uint8_t INTERP_FILTER; |
| |
| extern const InterpKernel *vp9_filter_kernels[4]; |
| |
| #ifdef __cplusplus |
| } // extern "C" |
| #endif |
| |
| #endif // VP9_COMMON_VP9_FILTER_H_ |
