37 строки
1.0 KiB
C
37 строки
1.0 KiB
C
/*
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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
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* 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_
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#define VP9_COMMON_VP9_QUANT_COMMON_H_
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#include "vpx/vpx_codec.h"
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#include "vp9/common/vp9_seg_common.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define MINQ 0
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#define MAXQ 255
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#define QINDEX_RANGE (MAXQ - MINQ + 1)
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#define QINDEX_BITS 8
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int16_t vp9_dc_quant(int qindex, int delta, vpx_bit_depth_t bit_depth);
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int16_t vp9_ac_quant(int qindex, int delta, vpx_bit_depth_t bit_depth);
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int vp9_get_qindex(const struct segmentation *seg, int segment_id,
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int base_qindex);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // VP9_COMMON_VP9_QUANT_COMMON_H_
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