| /* |
| * 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. |
| */ |
| |
| #ifndef VP10_COMMON_COMMON_DATA_H_ |
| #define VP10_COMMON_COMMON_DATA_H_ |
| |
| #include "vp10/common/enums.h" |
| #include "vpx/vpx_integer.h" |
| #include "vpx_dsp/vpx_dsp_common.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| // Log 2 conversion lookup tables for block width and height |
| static const uint8_t b_width_log2_lookup[BLOCK_SIZES] = |
| {0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4}; |
| static const uint8_t b_height_log2_lookup[BLOCK_SIZES] = |
| {0, 1, 0, 1, 2, 1, 2, 3, 2, 3, 4, 3, 4}; |
| static const uint8_t num_4x4_blocks_wide_lookup[BLOCK_SIZES] = |
| {1, 1, 2, 2, 2, 4, 4, 4, 8, 8, 8, 16, 16}; |
| static const uint8_t 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 |
| static const uint8_t mi_width_log2_lookup[BLOCK_SIZES] = |
| {0, 0, 0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3}; |
| static const uint8_t mi_height_log2_lookup[BLOCK_SIZES] = |
| {0, 0, 0, 0, 1, 0, 1, 2, 1, 2, 3, 2, 3}; |
| static const uint8_t num_8x8_blocks_wide_lookup[BLOCK_SIZES] = |
| {1, 1, 1, 1, 1, 2, 2, 2, 4, 4, 4, 8, 8}; |
| static const uint8_t num_8x8_blocks_high_lookup[BLOCK_SIZES] = |
| {1, 1, 1, 1, 2, 1, 2, 4, 2, 4, 8, 4, 8}; |
| |
| // VPXMIN(3, VPXMIN(b_width_log2(bsize), b_height_log2(bsize))) |
| static const uint8_t size_group_lookup[BLOCK_SIZES] = |
| {0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 3}; |
| |
| static const uint8_t num_pels_log2_lookup[BLOCK_SIZES] = |
| {4, 5, 5, 6, 7, 7, 8, 9, 9, 10, 11, 11, 12}; |
| |
| static 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 |
| } |
| }; |
| |
| static 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, |
| } |
| }; |
| |
| static 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 |
| }; |
| |
| static const BLOCK_SIZE txsize_to_bsize[TX_SIZES] = { |
| BLOCK_4X4, // TX_4X4 |
| BLOCK_8X8, // TX_8X8 |
| BLOCK_16X16, // TX_16X16 |
| BLOCK_32X32, // TX_32X32 |
| }; |
| |
| static 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 |
| }; |
| |
| static 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 |
| static 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} |
| }; |
| |
| #ifdef __cplusplus |
| } // extern "C" |
| #endif |
| |
| #endif // VP10_COMMON_COMMON_DATA_H_ |
