| Index: third_party/libvpx/source/libvpx/vp9/common/vp9_common_data.c
|
| diff --git a/third_party/libvpx/source/libvpx/vp9/common/vp9_common_data.c b/third_party/libvpx/source/libvpx/vp9/common/vp9_common_data.c
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..2aaa009faff55d3704986ceca77fb06b277cd95f
|
| --- /dev/null
|
| +++ b/third_party/libvpx/source/libvpx/vp9/common/vp9_common_data.c
|
| @@ -0,0 +1,160 @@
|
| +/*
|
| + * 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_common_data.h"
|
| +
|
| +// Log 2 conversion lookup tables for block width and height
|
| +const int b_width_log2_lookup[BLOCK_SIZES] =
|
| + {0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4};
|
| +const int b_height_log2_lookup[BLOCK_SIZES] =
|
| + {0, 1, 0, 1, 2, 1, 2, 3, 2, 3, 4, 3, 4};
|
| +const int num_4x4_blocks_wide_lookup[BLOCK_SIZES] =
|
| + {1, 1, 2, 2, 2, 4, 4, 4, 8, 8, 8, 16, 16};
|
| +const int num_4x4_blocks_high_lookup[BLOCK_SIZES] =
|
| + {1, 2, 1, 2, 4, 2, 4, 8, 4, 8, 16, 8, 16};
|
| +// Log 2 conversion lookup tables for modeinfo width and height
|
| +const int mi_width_log2_lookup[BLOCK_SIZES] =
|
| + {0, 0, 0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3};
|
| +const int num_8x8_blocks_wide_lookup[BLOCK_SIZES] =
|
| + {1, 1, 1, 1, 1, 2, 2, 2, 4, 4, 4, 8, 8};
|
| +const int num_8x8_blocks_high_lookup[BLOCK_SIZES] =
|
| + {1, 1, 1, 1, 2, 1, 2, 4, 2, 4, 8, 4, 8};
|
| +
|
| +// MIN(3, MIN(b_width_log2(bsize), b_height_log2(bsize)))
|
| +const int size_group_lookup[BLOCK_SIZES] =
|
| + {0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 3};
|
| +
|
| +const int num_pels_log2_lookup[BLOCK_SIZES] =
|
| + {4, 5, 5, 6, 7, 7, 8, 9, 9, 10, 11, 11, 12};
|
| +
|
| +const PARTITION_TYPE partition_lookup[][BLOCK_SIZES] = {
|
| + { // 4X4
|
| + // 4X4, 4X8,8X4,8X8,8X16,16X8,16X16,16X32,32X16,32X32,32X64,64X32,64X64
|
| + PARTITION_NONE, PARTITION_INVALID, PARTITION_INVALID,
|
| + PARTITION_INVALID, PARTITION_INVALID, PARTITION_INVALID,
|
| + PARTITION_INVALID, PARTITION_INVALID, PARTITION_INVALID,
|
| + PARTITION_INVALID, PARTITION_INVALID, PARTITION_INVALID,
|
| + PARTITION_INVALID
|
| + }, { // 8X8
|
| + // 4X4, 4X8,8X4,8X8,8X16,16X8,16X16,16X32,32X16,32X32,32X64,64X32,64X64
|
| + PARTITION_SPLIT, PARTITION_VERT, PARTITION_HORZ, PARTITION_NONE,
|
| + PARTITION_INVALID, PARTITION_INVALID, PARTITION_INVALID,
|
| + PARTITION_INVALID, PARTITION_INVALID, PARTITION_INVALID,
|
| + PARTITION_INVALID, PARTITION_INVALID, PARTITION_INVALID
|
| + }, { // 16X16
|
| + // 4X4, 4X8,8X4,8X8,8X16,16X8,16X16,16X32,32X16,32X32,32X64,64X32,64X64
|
| + PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT,
|
| + PARTITION_VERT, PARTITION_HORZ, PARTITION_NONE, PARTITION_INVALID,
|
| + PARTITION_INVALID, PARTITION_INVALID, PARTITION_INVALID,
|
| + PARTITION_INVALID, PARTITION_INVALID
|
| + }, { // 32X32
|
| + // 4X4, 4X8,8X4,8X8,8X16,16X8,16X16,16X32,32X16,32X32,32X64,64X32,64X64
|
| + PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT,
|
| + PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_VERT,
|
| + PARTITION_HORZ, PARTITION_NONE, PARTITION_INVALID,
|
| + PARTITION_INVALID, PARTITION_INVALID
|
| + }, { // 64X64
|
| + // 4X4, 4X8,8X4,8X8,8X16,16X8,16X16,16X32,32X16,32X32,32X64,64X32,64X64
|
| + PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT,
|
| + PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT,
|
| + PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_VERT, PARTITION_HORZ,
|
| + PARTITION_NONE
|
| + }
|
| +};
|
| +
|
| +const BLOCK_SIZE subsize_lookup[PARTITION_TYPES][BLOCK_SIZES] = {
|
| + { // PARTITION_NONE
|
| + BLOCK_4X4, BLOCK_4X8, BLOCK_8X4,
|
| + BLOCK_8X8, BLOCK_8X16, BLOCK_16X8,
|
| + BLOCK_16X16, BLOCK_16X32, BLOCK_32X16,
|
| + BLOCK_32X32, BLOCK_32X64, BLOCK_64X32,
|
| + BLOCK_64X64,
|
| + }, { // PARTITION_HORZ
|
| + BLOCK_INVALID, BLOCK_INVALID, BLOCK_INVALID,
|
| + BLOCK_8X4, BLOCK_INVALID, BLOCK_INVALID,
|
| + BLOCK_16X8, BLOCK_INVALID, BLOCK_INVALID,
|
| + BLOCK_32X16, BLOCK_INVALID, BLOCK_INVALID,
|
| + BLOCK_64X32,
|
| + }, { // PARTITION_VERT
|
| + BLOCK_INVALID, BLOCK_INVALID, BLOCK_INVALID,
|
| + BLOCK_4X8, BLOCK_INVALID, BLOCK_INVALID,
|
| + BLOCK_8X16, BLOCK_INVALID, BLOCK_INVALID,
|
| + BLOCK_16X32, BLOCK_INVALID, BLOCK_INVALID,
|
| + BLOCK_32X64,
|
| + }, { // PARTITION_SPLIT
|
| + BLOCK_INVALID, BLOCK_INVALID, BLOCK_INVALID,
|
| + BLOCK_4X4, BLOCK_INVALID, BLOCK_INVALID,
|
| + BLOCK_8X8, BLOCK_INVALID, BLOCK_INVALID,
|
| + BLOCK_16X16, BLOCK_INVALID, BLOCK_INVALID,
|
| + BLOCK_32X32,
|
| + }
|
| +};
|
| +
|
| +const TX_SIZE max_txsize_lookup[BLOCK_SIZES] = {
|
| + 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 BLOCK_SIZE txsize_to_bsize[TX_SIZES] = {
|
| + BLOCK_4X4, // TX_4X4
|
| + BLOCK_8X8, // TX_8X8
|
| + BLOCK_16X16, // TX_16X16
|
| + BLOCK_32X32, // TX_32X32
|
| +};
|
| +
|
| +const TX_SIZE tx_mode_to_biggest_tx_size[TX_MODES] = {
|
| + TX_4X4, // ONLY_4X4
|
| + TX_8X8, // ALLOW_8X8
|
| + TX_16X16, // ALLOW_16X16
|
| + TX_32X32, // ALLOW_32X32
|
| + TX_32X32, // TX_MODE_SELECT
|
| +};
|
| +
|
| +const BLOCK_SIZE ss_size_lookup[BLOCK_SIZES][2][2] = {
|
| +// ss_x == 0 ss_x == 0 ss_x == 1 ss_x == 1
|
| +// ss_y == 0 ss_y == 1 ss_y == 0 ss_y == 1
|
| + {{BLOCK_4X4, BLOCK_INVALID}, {BLOCK_INVALID, BLOCK_INVALID}},
|
| + {{BLOCK_4X8, BLOCK_4X4}, {BLOCK_INVALID, BLOCK_INVALID}},
|
| + {{BLOCK_8X4, BLOCK_INVALID}, {BLOCK_4X4, BLOCK_INVALID}},
|
| + {{BLOCK_8X8, BLOCK_8X4}, {BLOCK_4X8, BLOCK_4X4}},
|
| + {{BLOCK_8X16, BLOCK_8X8}, {BLOCK_INVALID, BLOCK_4X8}},
|
| + {{BLOCK_16X8, BLOCK_INVALID}, {BLOCK_8X8, BLOCK_8X4}},
|
| + {{BLOCK_16X16, BLOCK_16X8}, {BLOCK_8X16, BLOCK_8X8}},
|
| + {{BLOCK_16X32, BLOCK_16X16}, {BLOCK_INVALID, BLOCK_8X16}},
|
| + {{BLOCK_32X16, BLOCK_INVALID}, {BLOCK_16X16, BLOCK_16X8}},
|
| + {{BLOCK_32X32, BLOCK_32X16}, {BLOCK_16X32, BLOCK_16X16}},
|
| + {{BLOCK_32X64, BLOCK_32X32}, {BLOCK_INVALID, BLOCK_16X32}},
|
| + {{BLOCK_64X32, BLOCK_INVALID}, {BLOCK_32X32, BLOCK_32X16}},
|
| + {{BLOCK_64X64, BLOCK_64X32}, {BLOCK_32X64, BLOCK_32X32}},
|
| +};
|
| +
|
| +// Generates 4 bit field in which each bit set to 1 represents
|
| +// a blocksize partition 1111 means we split 64x64, 32x32, 16x16
|
| +// and 8x8. 1000 means we just split the 64x64 to 32x32
|
| +const struct {
|
| + PARTITION_CONTEXT above;
|
| + PARTITION_CONTEXT left;
|
| +} partition_context_lookup[BLOCK_SIZES]= {
|
| + {15, 15}, // 4X4 - {0b1111, 0b1111}
|
| + {15, 14}, // 4X8 - {0b1111, 0b1110}
|
| + {14, 15}, // 8X4 - {0b1110, 0b1111}
|
| + {14, 14}, // 8X8 - {0b1110, 0b1110}
|
| + {14, 12}, // 8X16 - {0b1110, 0b1100}
|
| + {12, 14}, // 16X8 - {0b1100, 0b1110}
|
| + {12, 12}, // 16X16 - {0b1100, 0b1100}
|
| + {12, 8 }, // 16X32 - {0b1100, 0b1000}
|
| + {8, 12}, // 32X16 - {0b1000, 0b1100}
|
| + {8, 8 }, // 32X32 - {0b1000, 0b1000}
|
| + {8, 0 }, // 32X64 - {0b1000, 0b0000}
|
| + {0, 8 }, // 64X32 - {0b0000, 0b1000}
|
| + {0, 0 }, // 64X64 - {0b0000, 0b0000}
|
| +};
|
|
|