1/*
2 *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3 *
4 *  Use of this source code is governed by a BSD-style license
5 *  that can be found in the LICENSE file in the root of the source
6 *  tree. An additional intellectual property rights grant can be found
7 *  in the file PATENTS.  All contributing project authors may
8 *  be found in the AUTHORS file in the root of the source tree.
9 */
10
11#ifndef VP9_COMMON_VP9_QUANT_COMMON_H_
12#define VP9_COMMON_VP9_QUANT_COMMON_H_
13
14#include "vp9/common/vp9_blockd.h"
15
16#ifdef __cplusplus
17extern "C" {
18#endif
19
20#define MINQ 0
21#define MAXQ 255
22#define QINDEX_RANGE (MAXQ - MINQ + 1)
23#define QINDEX_BITS 8
24
25void vp9_init_quant_tables();
26
27int16_t vp9_dc_quant(int qindex, int delta);
28int16_t vp9_ac_quant(int qindex, int delta);
29
30int vp9_get_qindex(const struct segmentation *seg, int segment_id,
31                   int base_qindex);
32
33#ifdef __cplusplus
34}  // extern "C"
35#endif
36
37#endif  // VP9_COMMON_VP9_QUANT_COMMON_H_
38