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/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "vp9/common/vp9_blockd.h"
#include "vp9/common/vp9_common_data.h"
// Log 2 conversion lookup tables for block width and height
const int b_width_log2_lookup[BLOCK_SIZE_TYPES] =
{0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4};
const int b_height_log2_lookup[BLOCK_SIZE_TYPES] =
{0, 1, 0, 1, 2, 1, 2, 3, 2, 3, 4, 3, 4};
// Log 2 conversion lookup tables for modeinfo width and height
const int mi_width_log2_lookup[BLOCK_SIZE_TYPES] =
{0, 0, 0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3};
const int mi_height_log2_lookup[BLOCK_SIZE_TYPES] =
{0, 0, 0, 0, 1, 0, 1, 2, 1, 2, 3, 2, 3};
const BLOCK_SIZE_TYPE subsize_lookup[PARTITION_TYPES][BLOCK_SIZE_TYPES] = {
{ // PARTITION_NONE
BLOCK_SIZE_AB4X4, BLOCK_SIZE_SB4X8, BLOCK_SIZE_SB8X4,
BLOCK_SIZE_SB8X8, BLOCK_SIZE_SB8X16, BLOCK_SIZE_SB16X8,
BLOCK_SIZE_MB16X16, BLOCK_SIZE_SB16X32, BLOCK_SIZE_SB32X16,
BLOCK_SIZE_SB32X32, BLOCK_SIZE_SB32X64, BLOCK_SIZE_SB64X32,
BLOCK_SIZE_SB64X64,
}, { // PARTITION_HORZ
BLOCK_SIZE_TYPES, BLOCK_SIZE_TYPES, BLOCK_SIZE_TYPES,
BLOCK_SIZE_SB8X4, BLOCK_SIZE_TYPES, BLOCK_SIZE_TYPES,
BLOCK_SIZE_SB16X8, BLOCK_SIZE_TYPES, BLOCK_SIZE_TYPES,
BLOCK_SIZE_SB32X16, BLOCK_SIZE_TYPES, BLOCK_SIZE_TYPES,
BLOCK_SIZE_SB64X32,
}, { // PARTITION_VERT
BLOCK_SIZE_TYPES, BLOCK_SIZE_TYPES, BLOCK_SIZE_TYPES,
BLOCK_SIZE_SB4X8, BLOCK_SIZE_TYPES, BLOCK_SIZE_TYPES,
BLOCK_SIZE_SB8X16, BLOCK_SIZE_TYPES, BLOCK_SIZE_TYPES,
BLOCK_SIZE_SB16X32, BLOCK_SIZE_TYPES, BLOCK_SIZE_TYPES,
BLOCK_SIZE_SB32X64,
}, { // PARTITION_SPLIT
BLOCK_SIZE_TYPES, BLOCK_SIZE_TYPES, BLOCK_SIZE_TYPES,
BLOCK_SIZE_AB4X4, BLOCK_SIZE_TYPES, BLOCK_SIZE_TYPES,
BLOCK_SIZE_SB8X8, BLOCK_SIZE_TYPES, BLOCK_SIZE_TYPES,
BLOCK_SIZE_MB16X16, BLOCK_SIZE_TYPES, BLOCK_SIZE_TYPES,
BLOCK_SIZE_SB32X32,
}
};
const TX_SIZE max_txsize_lookup[BLOCK_SIZE_TYPES] = {
TX_4X4, TX_4X4, TX_4X4,
TX_8X8, TX_8X8, TX_8X8,
TX_16X16, TX_16X16, TX_16X16,
TX_32X32, TX_32X32, TX_32X32, TX_32X32
};
const TX_SIZE max_uv_txsize_lookup[BLOCK_SIZE_TYPES] = {
TX_4X4, TX_4X4, TX_4X4,
TX_4X4, TX_4X4, TX_4X4,
TX_8X8, TX_8X8, TX_8X8,
TX_16X16, TX_16X16, TX_16X16, TX_32X32
};
const BLOCK_SIZE_TYPE bsize_from_dim_lookup[5][5] = {
{BLOCK_SIZE_AB4X4, BLOCK_SIZE_SB4X8, BLOCK_SIZE_SB4X8,
BLOCK_SIZE_SB4X8, BLOCK_SIZE_SB4X8},
{BLOCK_SIZE_SB8X4, BLOCK_SIZE_SB8X8, BLOCK_SIZE_SB8X16,
BLOCK_SIZE_SB8X16, BLOCK_SIZE_SB8X16},
{BLOCK_SIZE_SB16X8, BLOCK_SIZE_SB16X8, BLOCK_SIZE_MB16X16,
BLOCK_SIZE_SB16X32, BLOCK_SIZE_SB16X32},
{BLOCK_SIZE_SB32X16, BLOCK_SIZE_SB32X16, BLOCK_SIZE_SB32X16,
BLOCK_SIZE_SB32X32, BLOCK_SIZE_SB32X64},
{BLOCK_SIZE_SB64X32, BLOCK_SIZE_SB64X32, BLOCK_SIZE_SB64X32,
BLOCK_SIZE_SB64X32, BLOCK_SIZE_SB64X64}
};
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