b7559258a4
Eliminating usage of mb-units, switching to mi-units. Adding ALIGN_POWER_OF_TWO macro. Change-Id: I2491c969f713207c062011878b57e4e531818607
53 lines
1.4 KiB
C
53 lines
1.4 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_ENUMS_H_
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#define VP9_COMMON_VP9_ENUMS_H_
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#include "./vpx_config.h"
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#define LOG2_MI_SIZE 3
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#define LOG2_MI_BLOCK_SIZE (6 - LOG2_MI_SIZE) // 64 = 2^6
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#define MI_SIZE (1 << LOG2_MI_SIZE) // pixels per mi-unit
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#define MI_BLOCK_SIZE (1 << LOG2_MI_BLOCK_SIZE) // mi-units per max block
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#define MI_MASK (MI_BLOCK_SIZE - 1)
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typedef enum BLOCK_SIZE_TYPE {
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BLOCK_SIZE_AB4X4,
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BLOCK_SIZE_SB4X8,
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BLOCK_SIZE_SB8X4,
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BLOCK_SIZE_SB8X8,
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BLOCK_SIZE_SB8X16,
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BLOCK_SIZE_SB16X8,
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BLOCK_SIZE_MB16X16,
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BLOCK_SIZE_SB16X32,
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BLOCK_SIZE_SB32X16,
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BLOCK_SIZE_SB32X32,
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BLOCK_SIZE_SB32X64,
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BLOCK_SIZE_SB64X32,
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BLOCK_SIZE_SB64X64,
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BLOCK_SIZE_TYPES
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} BLOCK_SIZE_TYPE;
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typedef enum PARTITION_TYPE {
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PARTITION_NONE,
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PARTITION_HORZ,
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PARTITION_VERT,
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PARTITION_SPLIT,
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PARTITION_TYPES
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} PARTITION_TYPE;
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#define PARTITION_PLOFFSET 4 // number of probability models per block size
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#define NUM_PARTITION_CONTEXTS (4 * PARTITION_PLOFFSET)
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#endif // VP9_COMMON_VP9_ENUMS_H_
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