diff options
Diffstat (limited to 'third_party/aom/av1/common/cdef_block.h')
| -rw-r--r-- | third_party/aom/av1/common/cdef_block.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/third_party/aom/av1/common/cdef_block.h b/third_party/aom/av1/common/cdef_block.h new file mode 100644 index 000000000..bf277faad --- /dev/null +++ b/third_party/aom/av1/common/cdef_block.h @@ -0,0 +1,90 @@ +/* + * 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. + */ + +#if !defined(_CDEF_BLOCK_H) +#define _CDEF_BLOCK_H (1) + +#include "./odintrin.h" + +#define CDEF_BLOCKSIZE 64 +#define CDEF_BLOCKSIZE_LOG2 6 +#define CDEF_NBLOCKS (CDEF_BLOCKSIZE / 8) +#if CONFIG_CDEF_SINGLEPASS +#define CDEF_SB_SHIFT (MAX_SB_SIZE_LOG2 - CDEF_BLOCKSIZE_LOG2) +#endif + +/* We need to buffer three vertical lines. */ +#define CDEF_VBORDER (3) +/* We only need to buffer three horizontal pixels too, but let's align to + 16 bytes (8 x 16 bits) to make vectorization easier. */ +#define CDEF_HBORDER (8) +#define CDEF_BSTRIDE ALIGN_POWER_OF_TWO(CDEF_BLOCKSIZE + 2 * CDEF_HBORDER, 3) + +#define CDEF_VERY_LARGE (30000) +#define CDEF_INBUF_SIZE (CDEF_BSTRIDE * (CDEF_BLOCKSIZE + 2 * CDEF_VBORDER)) + +#if CONFIG_CDEF_SINGLEPASS +// Filter configuration +#define CDEF_CAP 1 // 1 = Cap change to largest diff +#define CDEF_FULL 0 // 1 = 7x7 filter, 0 = 5x5 filter + +#if CDEF_FULL +extern const int cdef_pri_taps[2][3]; +extern const int cdef_sec_taps[2][2]; +extern const int cdef_directions[8][3]; +#else +extern const int cdef_pri_taps[2][2]; +extern const int cdef_sec_taps[2][2]; +extern const int cdef_directions[8][2]; +#endif + +#else // CONFIG_CDEF_SINGLEPASS +extern const int cdef_directions[8][3]; +#endif + +typedef struct { + uint8_t by; + uint8_t bx; + uint8_t skip; +} cdef_list; + +#if CONFIG_CDEF_SINGLEPASS +typedef void (*cdef_filter_block_func)(uint8_t *dst8, uint16_t *dst16, + int dstride, const uint16_t *in, + int pri_strength, int sec_strength, + int dir, int pri_damping, + int sec_damping, int bsize, int max); +void copy_cdef_16bit_to_16bit(uint16_t *dst, int dstride, uint16_t *src, + cdef_list *dlist, int cdef_count, int bsize); +#else +typedef void (*cdef_direction_func)(uint16_t *y, int ystride, + const uint16_t *in, int threshold, int dir, + int damping); + +int get_filter_skip(int level); +#endif + +#if CONFIG_CDEF_SINGLEPASS +void cdef_filter_fb(uint8_t *dst8, uint16_t *dst16, int dstride, uint16_t *in, + int xdec, int ydec, int dir[CDEF_NBLOCKS][CDEF_NBLOCKS], + int *dirinit, int var[CDEF_NBLOCKS][CDEF_NBLOCKS], int pli, + cdef_list *dlist, int cdef_count, int level, + int sec_strength, int pri_damping, int sec_damping, + int coeff_shift); +#else +void cdef_filter_fb(uint8_t *dst, int dstride, uint16_t *y, uint16_t *in, + int xdec, int ydec, int dir[CDEF_NBLOCKS][CDEF_NBLOCKS], + int *dirinit, int var[CDEF_NBLOCKS][CDEF_NBLOCKS], int pli, + cdef_list *dlist, int cdef_count, int level, + int sec_strength, int sec_damping, int pri_damping, + int coeff_shift, int skip_dering, int hbd); +#endif +#endif |