vpx/vp9/encoder/vp9_subexp.h
Yaowu Xu 817be1d214 vpx_dsp/bitwriter.h: vp9_->vpx_
changes prefix vp9_ to vpx_ for non codec specific functions and
data structures.

Change-Id: I91a21548e39bd24d2c7caaaa223ae47240bb78c8
2015-07-20 18:13:05 -07:00

45 lines
1.4 KiB
C

/*
* 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_ENCODER_VP9_SUBEXP_H_
#define VP9_ENCODER_VP9_SUBEXP_H_
#ifdef __cplusplus
extern "C" {
#endif
#include "vpx_dsp/prob.h"
struct vpx_writer;
void vp9_write_prob_diff_update(struct vpx_writer *w,
vpx_prob newp, vpx_prob oldp);
void vp9_cond_prob_diff_update(struct vpx_writer *w, vpx_prob *oldp,
const unsigned int ct[2]);
int vp9_prob_diff_update_savings_search(const unsigned int *ct,
vpx_prob oldp, vpx_prob *bestp,
vpx_prob upd);
int vp9_prob_diff_update_savings_search_model(const unsigned int *ct,
const vpx_prob *oldp,
vpx_prob *bestp,
vpx_prob upd,
int stepsize);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // VP9_ENCODER_VP9_SUBEXP_H_