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 VPX_VP9_COMMON_VP9_QUANT_COMMON_H_
12 #define VPX_VP9_COMMON_VP9_QUANT_COMMON_H_
13 
14 #define INLINE __inline
15 
16 #include <stdint.h>
17 #include "vpx_codec.h"
18 #include "vp9_seg_common.h"
19 
20 #ifdef __cplusplus
21 extern "C" {
22 #endif
23 
24 #define MINQ 0
25 #define MAXQ 255
26 #define QINDEX_RANGE (MAXQ - MINQ + 1)
27 #define QINDEX_BITS 8
28 
29 int16_t eb_vp9_dc_quant(int qindex, int delta, vpx_bit_depth_t bit_depth);
30 int16_t eb_vp9_ac_quant(int qindex, int delta, vpx_bit_depth_t bit_depth);
31 
32 int eb_vp9_get_qindex(const struct segmentation *seg, int segment_id,
33                    int base_qindex);
34 
35 #ifdef __cplusplus
36 }  // extern "C"
37 #endif
38 
39 #endif  // VPX_VP9_COMMON_VP9_QUANT_COMMON_H_
40