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 21 extern "C" { 22 #endif 23 24 // Fast estimate of a potentially good filter. 25 WEBP_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