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