vp9_subexp.h 1.26 KB
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/*
 *  Copyright (c) 2013 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_DECODER_VP9_SUBEXP_H_
#define VP9_DECODER_VP9_SUBEXP_H_

void vp9_compute_update_table();


void vp9_write_prob_diff_update(vp9_writer *w,
                                vp9_prob newp, vp9_prob oldp);

void vp9_cond_prob_diff_update(vp9_writer *w, vp9_prob *oldp,
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                               unsigned int *ct);
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int vp9_prob_diff_update_savings_search(const unsigned int *ct,
                                        vp9_prob oldp, vp9_prob *bestp,
                                        vp9_prob upd);


int vp9_prob_diff_update_savings_search_model(const unsigned int *ct,
                                              const vp9_prob *oldp,
                                              vp9_prob *bestp,
                                              vp9_prob upd,
                                              int b, int r);

#endif  // VP9_DECODER_VP9_SUBEXP_H_