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authortrav90 <travawine@palemoon.org>2018-10-19 23:05:00 -0500
committertrav90 <travawine@palemoon.org>2018-10-19 23:05:03 -0500
commitd2499ead93dc4298c0882fe98902acb1b5209f99 (patch)
treecb0b942aed59e5108f9a3e9d64e7b77854383421 /third_party/aom/av1/common/common_data.h
parent41fbdea457bf50c0a43e1c27c5cbf7f0a3a9eb33 (diff)
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Update libaom to commit ID 1e227d41f0616de9548a673a83a21ef990b62591
Diffstat (limited to 'third_party/aom/av1/common/common_data.h')
-rw-r--r--third_party/aom/av1/common/common_data.h75
1 files changed, 44 insertions, 31 deletions
diff --git a/third_party/aom/av1/common/common_data.h b/third_party/aom/av1/common/common_data.h
index f521f10bf..46e455fdb 100644
--- a/third_party/aom/av1/common/common_data.h
+++ b/third_party/aom/av1/common/common_data.h
@@ -9,8 +9,8 @@
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
-#ifndef AV1_COMMON_COMMON_DATA_H_
-#define AV1_COMMON_COMMON_DATA_H_
+#ifndef AOM_AV1_COMMON_COMMON_DATA_H_
+#define AOM_AV1_COMMON_COMMON_DATA_H_
#include "av1/common/enums.h"
#include "aom/aom_integer.h"
@@ -20,34 +20,43 @@
extern "C" {
#endif
-// Log 2 conversion lookup tables in units of mode info(4x4).
+// 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 various block sizes
+// 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
};
-// AOMMIN(3, AOMMIN(b_width_log2(bsize), b_height_log2(bsize)))
+// 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
};
@@ -56,6 +65,8 @@ 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
@@ -350,34 +361,36 @@ static const TX_SIZE tx_mode_to_biggest_tx_size[TX_MODES] = {
TX_64X64, // TX_MODE_LARGEST
TX_64X64, // TX_MODE_SELECT
};
-/* clang-format on */
+// 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_4X4, BLOCK_4X4 } },
- { { BLOCK_8X4, BLOCK_4X4 }, { BLOCK_4X4, BLOCK_4X4 } },
- { { BLOCK_8X8, BLOCK_8X4 }, { BLOCK_4X8, BLOCK_4X4 } },
- { { BLOCK_8X16, BLOCK_8X8 }, { BLOCK_4X16, BLOCK_4X8 } },
- { { BLOCK_16X8, BLOCK_16X4 }, { BLOCK_8X8, BLOCK_8X4 } },
- { { BLOCK_16X16, BLOCK_16X8 }, { BLOCK_8X16, BLOCK_8X8 } },
- { { BLOCK_16X32, BLOCK_16X16 }, { BLOCK_8X32, BLOCK_8X16 } },
- { { BLOCK_32X16, BLOCK_32X8 }, { BLOCK_16X16, BLOCK_16X8 } },
- { { BLOCK_32X32, BLOCK_32X16 }, { BLOCK_16X32, BLOCK_16X16 } },
- { { BLOCK_32X64, BLOCK_32X32 }, { BLOCK_16X64, BLOCK_16X32 } },
- { { BLOCK_64X32, BLOCK_64X16 }, { 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_4X16, BLOCK_4X8 } },
- { { BLOCK_16X4, BLOCK_16X4 }, { 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 } }
+ // 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
@@ -430,4 +443,4 @@ static const int quant_dist_lookup_table[2][4][2] = {
} // extern "C"
#endif
-#endif // AV1_COMMON_COMMON_DATA_H_
+#endif // AOM_AV1_COMMON_COMMON_DATA_H_