1// Copyright 2011 Google Inc. All Rights Reserved.
2//
3// Use of this source code is governed by a BSD-style license
4// that can be found in the COPYING file in the root of the source
5// tree. An additional intellectual property rights grant can be found
6// in the file PATENTS. All contributing project authors may
7// be found in the AUTHORS file in the root of the source tree.
8// -----------------------------------------------------------------------------
9//
10// Spatial prediction using various filters
11//
12// Author: Urvang (urvang@google.com)
13
14#ifndef WEBP_UTILS_FILTERS_UTILS_H_
15#define WEBP_UTILS_FILTERS_UTILS_H_
16
17#include "src/webp/types.h"
18#include "src/dsp/dsp.h"
19
20#ifdef __cplusplus
21extern "C" {
22#endif
23
24// Fast estimate of a potentially good filter.
25WEBP_FILTER_TYPE WebPEstimateBestFilter(const uint8_t* data,
26 int width, int height, int stride);
27
28#ifdef __cplusplus
29} // extern "C"
30#endif
31
32#endif // WEBP_UTILS_FILTERS_UTILS_H_
33