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Diffstat (limited to 'media/libaom/src/av1/common/common_data.h')
| -rw-r--r-- | media/libaom/src/av1/common/common_data.h | 446 |
1 files changed, 446 insertions, 0 deletions
diff --git a/media/libaom/src/av1/common/common_data.h b/media/libaom/src/av1/common/common_data.h new file mode 100644 index 000000000..46e455fdb --- /dev/null +++ b/media/libaom/src/av1/common/common_data.h @@ -0,0 +1,446 @@ +/* + * Copyright (c) 2016, Alliance for Open Media. All rights reserved + * + * This source code is subject to the terms of the BSD 2 Clause License and + * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License + * was not distributed with this source code in the LICENSE file, you can + * obtain it at www.aomedia.org/license/software. If the Alliance for Open + * Media Patent License 1.0 was not distributed with this source code in the + * PATENTS file, you can obtain it at www.aomedia.org/license/patent. + */ + +#ifndef AOM_AV1_COMMON_COMMON_DATA_H_ +#define AOM_AV1_COMMON_COMMON_DATA_H_ + +#include "av1/common/enums.h" +#include "aom/aom_integer.h" +#include "aom_dsp/aom_dsp_common.h" + +#ifdef __cplusplus +extern "C" { +#endif + +// Log 2 conversion lookup tables in units of mode info (4x4). +// The Mi_Width_Log2 table in the spec (Section 9.3. Conversion tables). +static const uint8_t mi_size_wide_log2[BLOCK_SIZES_ALL] = { + 0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 5, 5, 0, 2, 1, 3, 2, 4 +}; +// The Mi_Height_Log2 table in the spec (Section 9.3. Conversion tables). +static const uint8_t mi_size_high_log2[BLOCK_SIZES_ALL] = { + 0, 1, 0, 1, 2, 1, 2, 3, 2, 3, 4, 3, 4, 5, 4, 5, 2, 0, 3, 1, 4, 2 +}; + +// Width/height lookup tables in units of mode info (4x4). +// The Num_4x4_Blocks_Wide table in the spec (Section 9.3. Conversion tables). +static const uint8_t mi_size_wide[BLOCK_SIZES_ALL] = { + 1, 1, 2, 2, 2, 4, 4, 4, 8, 8, 8, 16, 16, 16, 32, 32, 1, 4, 2, 8, 4, 16 +}; + +// The Num_4x4_Blocks_High table in the spec (Section 9.3. Conversion tables). +static const uint8_t mi_size_high[BLOCK_SIZES_ALL] = { + 1, 2, 1, 2, 4, 2, 4, 8, 4, 8, 16, 8, 16, 32, 16, 32, 4, 1, 8, 2, 16, 4 +}; + +// Width/height lookup tables in units of samples. +// The Block_Width table in the spec (Section 9.3. Conversion tables). +static const uint8_t block_size_wide[BLOCK_SIZES_ALL] = { + 4, 4, 8, 8, 8, 16, 16, 16, 32, 32, 32, + 64, 64, 64, 128, 128, 4, 16, 8, 32, 16, 64 +}; + +// The Block_Height table in the spec (Section 9.3. Conversion tables). +static const uint8_t block_size_high[BLOCK_SIZES_ALL] = { + 4, 8, 4, 8, 16, 8, 16, 32, 16, 32, 64, + 32, 64, 128, 64, 128, 16, 4, 32, 8, 64, 16 +}; + +// Maps a block size to a context. +// The Size_Group table in the spec (Section 9.3. Conversion tables). +// AOMMIN(3, AOMMIN(mi_size_wide_log2(bsize), mi_size_high_log2(bsize))) +static const uint8_t size_group_lookup[BLOCK_SIZES_ALL] = { + 0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 0, 0, 1, 1, 2, 2 +}; + +static const uint8_t num_pels_log2_lookup[BLOCK_SIZES_ALL] = { + 4, 5, 5, 6, 7, 7, 8, 9, 9, 10, 11, 11, 12, 13, 13, 14, 6, 6, 8, 8, 10, 10 +}; + +// A compressed version of the Partition_Subsize table in the spec (9.3. +// Conversion tables), for square block sizes only. +/* clang-format off */ +static const BLOCK_SIZE subsize_lookup[EXT_PARTITION_TYPES][SQR_BLOCK_SIZES] = { + { // PARTITION_NONE + BLOCK_4X4, BLOCK_8X8, BLOCK_16X16, + BLOCK_32X32, BLOCK_64X64, BLOCK_128X128 + }, { // PARTITION_HORZ + BLOCK_INVALID, BLOCK_8X4, BLOCK_16X8, + BLOCK_32X16, BLOCK_64X32, BLOCK_128X64 + }, { // PARTITION_VERT + BLOCK_INVALID, BLOCK_4X8, BLOCK_8X16, + BLOCK_16X32, BLOCK_32X64, BLOCK_64X128 + }, { // PARTITION_SPLIT + BLOCK_INVALID, BLOCK_4X4, BLOCK_8X8, + BLOCK_16X16, BLOCK_32X32, BLOCK_64X64 + }, { // PARTITION_HORZ_A + BLOCK_INVALID, BLOCK_8X4, BLOCK_16X8, + BLOCK_32X16, BLOCK_64X32, BLOCK_128X64 + }, { // PARTITION_HORZ_B + BLOCK_INVALID, BLOCK_8X4, BLOCK_16X8, + BLOCK_32X16, BLOCK_64X32, BLOCK_128X64 + }, { // PARTITION_VERT_A + BLOCK_INVALID, BLOCK_4X8, BLOCK_8X16, + BLOCK_16X32, BLOCK_32X64, BLOCK_64X128 + }, { // PARTITION_VERT_B + BLOCK_INVALID, BLOCK_4X8, BLOCK_8X16, + BLOCK_16X32, BLOCK_32X64, BLOCK_64X128 + }, { // PARTITION_HORZ_4 + BLOCK_INVALID, BLOCK_INVALID, BLOCK_16X4, + BLOCK_32X8, BLOCK_64X16, BLOCK_INVALID + }, { // PARTITION_VERT_4 + BLOCK_INVALID, BLOCK_INVALID, BLOCK_4X16, + BLOCK_8X32, BLOCK_16X64, BLOCK_INVALID + } +}; + +static const TX_SIZE max_txsize_lookup[BLOCK_SIZES_ALL] = { + // 4X4 + TX_4X4, + // 4X8, 8X4, 8X8 + TX_4X4, TX_4X4, TX_8X8, + // 8X16, 16X8, 16X16 + TX_8X8, TX_8X8, TX_16X16, + // 16X32, 32X16, 32X32 + TX_16X16, TX_16X16, TX_32X32, + // 32X64, 64X32, + TX_32X32, TX_32X32, + // 64X64 + TX_64X64, + // 64x128, 128x64, 128x128 + TX_64X64, TX_64X64, TX_64X64, + // 4x16, 16x4, 8x32 + TX_4X4, TX_4X4, TX_8X8, + // 32x8, 16x64 64x16 + TX_8X8, TX_16X16, TX_16X16 +}; + +static const TX_SIZE max_txsize_rect_lookup[BLOCK_SIZES_ALL] = { + // 4X4 + TX_4X4, + // 4X8, 8X4, 8X8 + TX_4X8, TX_8X4, TX_8X8, + // 8X16, 16X8, 16X16 + TX_8X16, TX_16X8, TX_16X16, + // 16X32, 32X16, 32X32 + TX_16X32, TX_32X16, TX_32X32, + // 32X64, 64X32, + TX_32X64, TX_64X32, + // 64X64 + TX_64X64, + // 64x128, 128x64, 128x128 + TX_64X64, TX_64X64, TX_64X64, + // 4x16, 16x4, + TX_4X16, TX_16X4, + // 8x32, 32x8 + TX_8X32, TX_32X8, + // 16x64, 64x16 + TX_16X64, TX_64X16 +}; + +static const TX_TYPE_1D vtx_tab[TX_TYPES] = { + DCT_1D, ADST_1D, DCT_1D, ADST_1D, + FLIPADST_1D, DCT_1D, FLIPADST_1D, ADST_1D, FLIPADST_1D, IDTX_1D, + DCT_1D, IDTX_1D, ADST_1D, IDTX_1D, FLIPADST_1D, IDTX_1D, +}; + +static const TX_TYPE_1D htx_tab[TX_TYPES] = { + DCT_1D, DCT_1D, ADST_1D, ADST_1D, + DCT_1D, FLIPADST_1D, FLIPADST_1D, FLIPADST_1D, ADST_1D, IDTX_1D, + IDTX_1D, DCT_1D, IDTX_1D, ADST_1D, IDTX_1D, FLIPADST_1D, +}; + +#define TXSIZE_CAT_INVALID (-1) + +/* clang-format on */ + +static const TX_SIZE sub_tx_size_map[TX_SIZES_ALL] = { + TX_4X4, // TX_4X4 + TX_4X4, // TX_8X8 + TX_8X8, // TX_16X16 + TX_16X16, // TX_32X32 + TX_32X32, // TX_64X64 + TX_4X4, // TX_4X8 + TX_4X4, // TX_8X4 + TX_8X8, // TX_8X16 + TX_8X8, // TX_16X8 + TX_16X16, // TX_16X32 + TX_16X16, // TX_32X16 + TX_32X32, // TX_32X64 + TX_32X32, // TX_64X32 + TX_4X8, // TX_4X16 + TX_8X4, // TX_16X4 + TX_8X16, // TX_8X32 + TX_16X8, // TX_32X8 + TX_16X32, // TX_16X64 + TX_32X16, // TX_64X16 +}; + +static const TX_SIZE txsize_horz_map[TX_SIZES_ALL] = { + TX_4X4, // TX_4X4 + TX_8X8, // TX_8X8 + TX_16X16, // TX_16X16 + TX_32X32, // TX_32X32 + TX_64X64, // TX_64X64 + TX_4X4, // TX_4X8 + TX_8X8, // TX_8X4 + TX_8X8, // TX_8X16 + TX_16X16, // TX_16X8 + TX_16X16, // TX_16X32 + TX_32X32, // TX_32X16 + TX_32X32, // TX_32X64 + TX_64X64, // TX_64X32 + TX_4X4, // TX_4X16 + TX_16X16, // TX_16X4 + TX_8X8, // TX_8X32 + TX_32X32, // TX_32X8 + TX_16X16, // TX_16X64 + TX_64X64, // TX_64X16 +}; + +static const TX_SIZE txsize_vert_map[TX_SIZES_ALL] = { + TX_4X4, // TX_4X4 + TX_8X8, // TX_8X8 + TX_16X16, // TX_16X16 + TX_32X32, // TX_32X32 + TX_64X64, // TX_64X64 + TX_8X8, // TX_4X8 + TX_4X4, // TX_8X4 + TX_16X16, // TX_8X16 + TX_8X8, // TX_16X8 + TX_32X32, // TX_16X32 + TX_16X16, // TX_32X16 + TX_64X64, // TX_32X64 + TX_32X32, // TX_64X32 + TX_16X16, // TX_4X16 + TX_4X4, // TX_16X4 + TX_32X32, // TX_8X32 + TX_8X8, // TX_32X8 + TX_64X64, // TX_16X64 + TX_16X16, // TX_64X16 +}; + +#define TX_SIZE_W_MIN 4 + +// Transform block width in pixels +static const int tx_size_wide[TX_SIZES_ALL] = { + 4, 8, 16, 32, 64, 4, 8, 8, 16, 16, 32, 32, 64, 4, 16, 8, 32, 16, 64, +}; + +#define TX_SIZE_H_MIN 4 + +// Transform block height in pixels +static const int tx_size_high[TX_SIZES_ALL] = { + 4, 8, 16, 32, 64, 8, 4, 16, 8, 32, 16, 64, 32, 16, 4, 32, 8, 64, 16, +}; + +// Transform block width in unit +static const int tx_size_wide_unit[TX_SIZES_ALL] = { + 1, 2, 4, 8, 16, 1, 2, 2, 4, 4, 8, 8, 16, 1, 4, 2, 8, 4, 16, +}; + +// Transform block height in unit +static const int tx_size_high_unit[TX_SIZES_ALL] = { + 1, 2, 4, 8, 16, 2, 1, 4, 2, 8, 4, 16, 8, 4, 1, 8, 2, 16, 4, +}; + +// Transform block width in log2 +static const int tx_size_wide_log2[TX_SIZES_ALL] = { + 2, 3, 4, 5, 6, 2, 3, 3, 4, 4, 5, 5, 6, 2, 4, 3, 5, 4, 6, +}; + +// Transform block height in log2 +static const int tx_size_high_log2[TX_SIZES_ALL] = { + 2, 3, 4, 5, 6, 3, 2, 4, 3, 5, 4, 6, 5, 4, 2, 5, 3, 6, 4, +}; + +static const int tx_size_2d[TX_SIZES_ALL + 1] = { + 16, 64, 256, 1024, 4096, 32, 32, 128, 128, 512, + 512, 2048, 2048, 64, 64, 256, 256, 1024, 1024, +}; + +static const BLOCK_SIZE txsize_to_bsize[TX_SIZES_ALL] = { + BLOCK_4X4, // TX_4X4 + BLOCK_8X8, // TX_8X8 + BLOCK_16X16, // TX_16X16 + BLOCK_32X32, // TX_32X32 + BLOCK_64X64, // TX_64X64 + BLOCK_4X8, // TX_4X8 + BLOCK_8X4, // TX_8X4 + BLOCK_8X16, // TX_8X16 + BLOCK_16X8, // TX_16X8 + BLOCK_16X32, // TX_16X32 + BLOCK_32X16, // TX_32X16 + BLOCK_32X64, // TX_32X64 + BLOCK_64X32, // TX_64X32 + BLOCK_4X16, // TX_4X16 + BLOCK_16X4, // TX_16X4 + BLOCK_8X32, // TX_8X32 + BLOCK_32X8, // TX_32X8 + BLOCK_16X64, // TX_16X64 + BLOCK_64X16, // TX_64X16 +}; + +static const TX_SIZE txsize_sqr_map[TX_SIZES_ALL] = { + TX_4X4, // TX_4X4 + TX_8X8, // TX_8X8 + TX_16X16, // TX_16X16 + TX_32X32, // TX_32X32 + TX_64X64, // TX_64X64 + TX_4X4, // TX_4X8 + TX_4X4, // TX_8X4 + TX_8X8, // TX_8X16 + TX_8X8, // TX_16X8 + TX_16X16, // TX_16X32 + TX_16X16, // TX_32X16 + TX_32X32, // TX_32X64 + TX_32X32, // TX_64X32 + TX_4X4, // TX_4X16 + TX_4X4, // TX_16X4 + TX_8X8, // TX_8X32 + TX_8X8, // TX_32X8 + TX_16X16, // TX_16X64 + TX_16X16, // TX_64X16 +}; + +static const TX_SIZE txsize_sqr_up_map[TX_SIZES_ALL] = { + TX_4X4, // TX_4X4 + TX_8X8, // TX_8X8 + TX_16X16, // TX_16X16 + TX_32X32, // TX_32X32 + TX_64X64, // TX_64X64 + TX_8X8, // TX_4X8 + TX_8X8, // TX_8X4 + TX_16X16, // TX_8X16 + TX_16X16, // TX_16X8 + TX_32X32, // TX_16X32 + TX_32X32, // TX_32X16 + TX_64X64, // TX_32X64 + TX_64X64, // TX_64X32 + TX_16X16, // TX_4X16 + TX_16X16, // TX_16X4 + TX_32X32, // TX_8X32 + TX_32X32, // TX_32X8 + TX_64X64, // TX_16X64 + TX_64X64, // TX_64X16 +}; + +static const int8_t txsize_log2_minus4[TX_SIZES_ALL] = { + 0, // TX_4X4 + 2, // TX_8X8 + 4, // TX_16X16 + 6, // TX_32X32 + 6, // TX_64X64 + 1, // TX_4X8 + 1, // TX_8X4 + 3, // TX_8X16 + 3, // TX_16X8 + 5, // TX_16X32 + 5, // TX_32X16 + 6, // TX_32X64 + 6, // TX_64X32 + 2, // TX_4X16 + 2, // TX_16X4 + 4, // TX_8X32 + 4, // TX_32X8 + 5, // TX_16X64 + 5, // TX_64X16 +}; + +/* clang-format off */ +static const TX_SIZE tx_mode_to_biggest_tx_size[TX_MODES] = { + TX_4X4, // ONLY_4X4 + TX_64X64, // TX_MODE_LARGEST + TX_64X64, // TX_MODE_SELECT +}; + +// The Subsampled_Size table in the spec (Section 5.11.38. Get plane residual +// size function). +static const BLOCK_SIZE ss_size_lookup[BLOCK_SIZES_ALL][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_4X4 }, { BLOCK_4X4, BLOCK_4X4 } }, + { { BLOCK_4X8, BLOCK_4X4 }, { BLOCK_INVALID, BLOCK_4X4 } }, + { { BLOCK_8X4, BLOCK_INVALID }, { BLOCK_4X4, BLOCK_4X4 } }, + { { 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 } }, + { { BLOCK_64X128, BLOCK_64X64 }, { BLOCK_INVALID, BLOCK_32X64 } }, + { { BLOCK_128X64, BLOCK_INVALID }, { BLOCK_64X64, BLOCK_64X32 } }, + { { BLOCK_128X128, BLOCK_128X64 }, { BLOCK_64X128, BLOCK_64X64 } }, + { { BLOCK_4X16, BLOCK_4X8 }, { BLOCK_INVALID, BLOCK_4X8 } }, + { { BLOCK_16X4, BLOCK_INVALID }, { BLOCK_8X4, BLOCK_8X4 } }, + { { BLOCK_8X32, BLOCK_8X16 }, { BLOCK_INVALID, BLOCK_4X16 } }, + { { BLOCK_32X8, BLOCK_INVALID }, { BLOCK_16X8, BLOCK_16X4 } }, + { { BLOCK_16X64, BLOCK_16X32 }, { BLOCK_INVALID, BLOCK_8X32 } }, + { { BLOCK_64X16, BLOCK_INVALID }, { BLOCK_32X16, BLOCK_32X8 } } +}; +/* clang-format on */ + +// Generates 5 bit field in which each bit set to 1 represents +// a blocksize partition 11111 means we split 128x128, 64x64, 32x32, 16x16 +// and 8x8. 10000 means we just split the 128x128 to 64x64 +/* clang-format off */ +static const struct { + PARTITION_CONTEXT above; + PARTITION_CONTEXT left; +} partition_context_lookup[BLOCK_SIZES_ALL] = { + { 31, 31 }, // 4X4 - {0b11111, 0b11111} + { 31, 30 }, // 4X8 - {0b11111, 0b11110} + { 30, 31 }, // 8X4 - {0b11110, 0b11111} + { 30, 30 }, // 8X8 - {0b11110, 0b11110} + { 30, 28 }, // 8X16 - {0b11110, 0b11100} + { 28, 30 }, // 16X8 - {0b11100, 0b11110} + { 28, 28 }, // 16X16 - {0b11100, 0b11100} + { 28, 24 }, // 16X32 - {0b11100, 0b11000} + { 24, 28 }, // 32X16 - {0b11000, 0b11100} + { 24, 24 }, // 32X32 - {0b11000, 0b11000} + { 24, 16 }, // 32X64 - {0b11000, 0b10000} + { 16, 24 }, // 64X32 - {0b10000, 0b11000} + { 16, 16 }, // 64X64 - {0b10000, 0b10000} + { 16, 0 }, // 64X128- {0b10000, 0b00000} + { 0, 16 }, // 128X64- {0b00000, 0b10000} + { 0, 0 }, // 128X128-{0b00000, 0b00000} + { 31, 28 }, // 4X16 - {0b11111, 0b11100} + { 28, 31 }, // 16X4 - {0b11100, 0b11111} + { 30, 24 }, // 8X32 - {0b11110, 0b11000} + { 24, 30 }, // 32X8 - {0b11000, 0b11110} + { 28, 16 }, // 16X64 - {0b11100, 0b10000} + { 16, 28 }, // 64X16 - {0b10000, 0b11100} +}; +/* clang-format on */ + +static const int intra_mode_context[INTRA_MODES] = { + 0, 1, 2, 3, 4, 4, 4, 4, 3, 0, 1, 2, 0, +}; + +// Note: this is also used in unit tests. So whenever one changes the table, +// the unit tests need to be changed accordingly. +static const int quant_dist_weight[4][2] = { + { 2, 3 }, { 2, 5 }, { 2, 7 }, { 1, MAX_FRAME_DISTANCE } +}; +static const int quant_dist_lookup_table[2][4][2] = { + { { 9, 7 }, { 11, 5 }, { 12, 4 }, { 13, 3 } }, + { { 7, 9 }, { 5, 11 }, { 4, 12 }, { 3, 13 } }, +}; + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // AOM_AV1_COMMON_COMMON_DATA_H_ |