vp9_quant_common.h 974 Bytes
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/*
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 *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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 *
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 *  Use of this source code is governed by a BSD-style license
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 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
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 *  in the file PATENTS.  All contributing project authors may
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 *  be found in the AUTHORS file in the root of the source tree.
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 */

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#ifndef VP9_COMMON_VP9_QUANT_COMMON_H_
#define VP9_COMMON_VP9_QUANT_COMMON_H_
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#include "vp9/common/vp9_blockd.h"
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#ifdef __cplusplus
extern "C" {
#endif

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#define MINQ 0
#define MAXQ 255
#define QINDEX_RANGE (MAXQ - MINQ + 1)
#define QINDEX_BITS 8
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void vp9_init_quant_tables();
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int16_t vp9_dc_quant(int qindex, int delta);
int16_t vp9_ac_quant(int qindex, int delta);
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int vp9_get_qindex(const struct segmentation *seg, int segment_id,
                   int base_qindex);
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#ifdef __cplusplus
}  // extern "C"
#endif

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#endif  // VP9_COMMON_VP9_QUANT_COMMON_H_