| /* |
| * Copyright (c) 2021, Alliance for Open Media. All rights reserved |
| * |
| * This source code is subject to the terms of the BSD 3-Clause Clear License |
| * and the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear |
| * License was not distributed with this source code in the LICENSE file, you |
| * can obtain it at aomedia.org/license/software-license/bsd-3-c-c/. 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 |
| * aomedia.org/license/patent-license/. |
| */ |
| |
| #ifndef AOM_AV1_COMMON_RECONINTRA_H_ |
| #define AOM_AV1_COMMON_RECONINTRA_H_ |
| |
| #include <stdlib.h> |
| #include <math.h> |
| |
| #include "aom/aom_integer.h" |
| #include "av1/common/av1_common_int.h" |
| #include "av1/common/blockd.h" |
| #include "av1/encoder/block.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #define DF_RESTRICT_ORIP 1 |
| #define ORIP_BLOCK_SIZE 32 |
| |
| /*! \brief set the luma intra mode and delta angles for a given mode index. |
| * \param[in] mode_idx mode index in intra mode decision |
| * process. |
| * \param[in] mbmi Pointer to structure holding |
| * the mode info for the current macroblock. |
| */ |
| void set_y_mode_and_delta_angle(const int mode_idx, MB_MODE_INFO *const mbmi); |
| int get_y_mode_idx_ctx(MACROBLOCKD *const xd); |
| void get_y_intra_mode_set(MB_MODE_INFO *mi, MACROBLOCKD *const xd); |
| void get_uv_intra_mode_set(MB_MODE_INFO *mi); |
| int get_cfl_ctx(MACROBLOCKD *xd); |
| static const PREDICTION_MODE reordered_y_mode[INTRA_MODES] = { |
| DC_PRED, SMOOTH_PRED, SMOOTH_V_PRED, SMOOTH_H_PRED, PAETH_PRED, |
| D45_PRED, D67_PRED, V_PRED, D113_PRED, D135_PRED, |
| D157_PRED, H_PRED, D203_PRED |
| }; |
| static const int |
| default_mode_list_y[LUMA_MODE_COUNT - NON_DIRECTIONAL_MODES_COUNT] = { |
| 17, 45, 3, 10, 24, 31, 38, 52, |
| // (-2, +2) |
| 15, 19, 43, 47, 1, 5, 8, 12, 22, 26, 29, 33, 36, 40, 50, 54, |
| // (-1, +1) |
| 16, 18, 44, 46, 2, 4, 9, 11, 23, 25, 30, 32, 37, 39, 51, 53, |
| // (-3, +3) |
| 14, 20, 42, 48, 0, 6, 7, 13, 21, 27, 28, 34, 35, 41, 49, 55 |
| }; |
| static const int default_mode_list_uv[DIR_MODE_END - DIR_MODE_START] = { |
| UV_V_PRED, UV_H_PRED, UV_D45_PRED, UV_D135_PRED, |
| UV_D67_PRED, UV_D113_PRED, UV_D157_PRED, UV_D203_PRED |
| }; |
| |
| void av1_init_intra_predictors(void); |
| void av1_predict_intra_block_facade(const AV1_COMMON *cm, MACROBLOCKD *xd, |
| int plane, int blk_col, int blk_row, |
| TX_SIZE tx_size); |
| void av1_predict_intra_block( |
| const AV1_COMMON *cm, const MACROBLOCKD *xd, int wpx, int hpx, |
| TX_SIZE tx_size, PREDICTION_MODE mode, int angle_delta, int use_palette, |
| FILTER_INTRA_MODE filter_intra_mode, const uint16_t *ref, int ref_stride, |
| uint16_t *dst, int dst_stride, int col_off, int row_off, int plane); |
| |
| void av1_apply_orip_4x4subblock_hbd(uint16_t *dst, ptrdiff_t stride, |
| TX_SIZE tx_size, const uint16_t *above, |
| const uint16_t *left, PREDICTION_MODE mode, |
| int bd); |
| // Mapping of interintra to intra mode for use in the intra component |
| static const PREDICTION_MODE interintra_to_intra_mode[INTERINTRA_MODES] = { |
| DC_PRED, V_PRED, H_PRED, SMOOTH_PRED |
| }; |
| |
| // Mapping of intra mode to the interintra mode |
| static const INTERINTRA_MODE intra_to_interintra_mode[INTRA_MODES] = { |
| II_DC_PRED, II_V_PRED, II_H_PRED, II_V_PRED, II_SMOOTH_PRED, II_V_PRED, |
| II_H_PRED, II_H_PRED, II_V_PRED, II_SMOOTH_PRED, II_SMOOTH_PRED |
| }; |
| |
| #define FILTER_INTRA_SCALE_BITS 4 |
| |
| static INLINE int av1_is_directional_mode(PREDICTION_MODE mode) { |
| return mode >= V_PRED && mode <= D67_PRED; |
| } |
| |
| // TODO(any): Verify the correct behavior when we have BLOCK_4X16 |
| static INLINE int av1_use_angle_delta(BLOCK_SIZE bsize) { |
| return bsize >= BLOCK_8X8; |
| } |
| |
| #if CONFIG_MORPH_PRED && CONFIG_IMPROVED_MORPH_PRED |
| // Function to check morph prediction is allowed or not |
| static INLINE int av1_allow_intrabc_morph_pred(const AV1_COMMON *const cm) { |
| return cm->features.enable_intra_bawp && |
| cm->features.allow_screen_content_tools && frame_is_intra_only(cm); |
| } |
| #endif // CONFIG_MORPH_PRED && CONFIG_IMPROVED_MORPH_PRED |
| static INLINE int av1_allow_intrabc(const AV1_COMMON *const cm, |
| const MACROBLOCKD *const xd |
| #if CONFIG_ENABLE_IBC_NAT |
| , |
| BLOCK_SIZE bsize |
| #endif // CONFIG_ENABLE_IBC_NAT |
| ) { |
| |
| #if CONFIG_ENABLE_IBC_NAT |
| const int w = block_size_wide[bsize]; |
| const int h = block_size_high[bsize]; |
| if ((w == 64 && h == 64) || (w > 64 || h > 64)) { |
| return 0; |
| } |
| #endif // CONFIG_ENABLE_IBC_NAT |
| |
| int cur_region_type = MIXED_INTER_INTRA_REGION; |
| if (xd->mi != NULL) cur_region_type = xd->mi[0]->region_type; |
| #if CONFIG_IBC_SR_EXT |
| return (frame_is_intra_only(cm) || cm->features.allow_local_intrabc) && |
| xd->tree_type != CHROMA_PART && |
| (frame_is_intra_only(cm) || cur_region_type != INTRA_REGION) && |
| #if !CONFIG_ENABLE_IBC_NAT |
| cm->features.allow_screen_content_tools && |
| #endif //! CONFIG_ENABLE_IBC_NAT |
| cm->features.allow_intrabc; |
| #else |
| return frame_is_intra_only(cm) && |
| #if !CONFIG_ENABLE_IBC_NAT |
| cm->features.allow_screen_content_tools && |
| #endif //! CONFIG_ENABLE_IBC_NAT |
| xd->tree_type != CHROMA_PART && |
| xd->mi[0]->region_type != INTRA_REGION && cm->features.allow_intrabc; |
| #endif // CONFIG_IBC_SR_EXT |
| } |
| |
| #if CONFIG_LOSSLESS_DPCM |
| static INLINE int allow_fsc_intra(const AV1_COMMON *const cm, BLOCK_SIZE bs, |
| const MB_MODE_INFO *const mbmi) { |
| bool allow_fsc = cm->seq_params.enable_fsc && |
| !is_inter_block(mbmi, PLANE_TYPE_Y) && |
| (block_size_wide[bs] <= FSC_MAXWIDTH) && |
| (block_size_high[bs] <= FSC_MAXHEIGHT) && |
| (block_size_wide[bs] >= FSC_MINWIDTH) && |
| (block_size_high[bs] >= FSC_MINHEIGHT); |
| return allow_fsc; |
| } |
| #else // CONFIG_LOSSLESS_DPCM |
| static INLINE int allow_fsc_intra(const AV1_COMMON *const cm, |
| const MACROBLOCKD *const xd, BLOCK_SIZE bs, |
| const MB_MODE_INFO *const mbmi) { |
| bool allow_fsc = cm->seq_params.enable_fsc && |
| !is_inter_block(mbmi, PLANE_TYPE_Y) && |
| !xd->lossless[mbmi->segment_id] && |
| (block_size_wide[bs] <= FSC_MAXWIDTH) && |
| (block_size_high[bs] <= FSC_MAXHEIGHT) && |
| (block_size_wide[bs] >= FSC_MINWIDTH) && |
| (block_size_high[bs] >= FSC_MINHEIGHT); |
| return allow_fsc; |
| } |
| #endif // CONFIG_LOSSLESS_DPCM |
| |
| static INLINE int use_inter_fsc(const AV1_COMMON *const cm, |
| PLANE_TYPE plane_type, TX_TYPE tx_type, |
| int is_inter) { |
| bool allow_fsc = cm->seq_params.enable_fsc && plane_type == PLANE_TYPE_Y && |
| is_inter && tx_type == IDTX; |
| return allow_fsc; |
| } |
| |
| static INLINE int av1_filter_intra_allowed_bsize(const AV1_COMMON *const cm, |
| BLOCK_SIZE bs) { |
| if (!cm->seq_params.enable_filter_intra || bs == BLOCK_INVALID) return 0; |
| |
| return block_size_wide[bs] <= 32 && block_size_high[bs] <= 32; |
| } |
| |
| static INLINE int av1_filter_intra_allowed(const AV1_COMMON *const cm, |
| const MB_MODE_INFO *mbmi |
| #if CONFIG_LOSSLESS_DPCM |
| , |
| const MACROBLOCKD *const xd |
| #endif // CONFIG_LOSSLESS_DPCM |
| ) { |
| return mbmi->mode == DC_PRED && mbmi->mrl_index == 0 && |
| mbmi->palette_mode_info.palette_size[0] == 0 && |
| #if CONFIG_LOSSLESS_DPCM |
| (!xd->lossless[mbmi->segment_id] || mbmi->use_dpcm_y == 0) && |
| #endif // CONFIG_LOSSLESS_DPCM |
| av1_filter_intra_allowed_bsize(cm, mbmi->sb_type[PLANE_TYPE_Y]); |
| } |
| |
| #if CONFIG_DIP |
| static INLINE int av1_intra_dip_allowed_bsize(const AV1_COMMON *const cm, |
| BLOCK_SIZE bs) { |
| if (!cm->seq_params.enable_intra_dip || bs == BLOCK_INVALID) return 0; |
| int width = block_size_wide[bs]; |
| int height = block_size_high[bs]; |
| int equal_or_greater_rect_16x8 = width * height >= (8 * 16); |
| #if CONFIG_DIP_EXT |
| int width_and_height_greater_than_4 = width > 4 && height > 4; |
| int allow = equal_or_greater_rect_16x8 && width_and_height_greater_than_4; |
| #else |
| int allow = equal_or_greater_rect_16x8; |
| #endif // CONFIG_DIP_EXT |
| return allow; |
| } |
| |
| static INLINE int av1_intra_dip_allowed(const AV1_COMMON *const cm, |
| const MB_MODE_INFO *mbmi) { |
| return mbmi->mode == DC_PRED && mbmi->mrl_index == 0 && |
| mbmi->palette_mode_info.palette_size[0] == 0 && |
| mbmi->filter_intra_mode_info.use_filter_intra == 0 && |
| av1_intra_dip_allowed_bsize(cm, mbmi->sb_type[PLANE_TYPE_Y]); |
| } |
| |
| static INLINE int get_intra_dip_ctx(const MB_MODE_INFO *nbr0, |
| const MB_MODE_INFO *nbr1, BLOCK_SIZE bs) { |
| (void)bs; |
| int ctx0 = nbr0 ? nbr0->use_intra_dip != 0 : 0; |
| int ctx1 = nbr1 ? nbr1->use_intra_dip != 0 : 0; |
| return ctx0 + ctx1; |
| } |
| #endif // CONFIG_DIP |
| |
| #if DF_RESTRICT_ORIP |
| static INLINE int av1_allow_orip_smooth_dc(PREDICTION_MODE mode, int plane, |
| TX_SIZE tx_size) { |
| #if CONFIG_ORIP_DC_DISABLED |
| #if CONFIG_ORIP_NONDC_DISABLED |
| return 0; |
| #else |
| const int bw = tx_size_wide[tx_size]; |
| const int bh = tx_size_high[tx_size]; |
| |
| int orip_allowed = 1; |
| if (bw >= ORIP_BLOCK_SIZE || bh >= ORIP_BLOCK_SIZE) orip_allowed = 0; |
| |
| if (plane == AOM_PLANE_Y) return ((mode == SMOOTH_PRED) && orip_allowed); |
| return ((mode == UV_SMOOTH_PRED) && orip_allowed); |
| #endif |
| #else |
| const int bw = tx_size_wide[tx_size]; |
| const int bh = tx_size_high[tx_size]; |
| |
| int orip_allowed = 1; |
| if (bw >= ORIP_BLOCK_SIZE || bh >= ORIP_BLOCK_SIZE) orip_allowed = 0; |
| #if CONFIG_ORIP_NONDC_DISABLED |
| if (plane == AOM_PLANE_Y) return ((mode == DC_PRED) && orip_allowed); |
| return 0; |
| #else |
| if (plane == AOM_PLANE_Y) |
| return ((mode == SMOOTH_PRED || mode == DC_PRED) && orip_allowed); |
| return ((mode == UV_SMOOTH_PRED) && orip_allowed); |
| #endif |
| #endif |
| } |
| static INLINE int av1_allow_orip_dir(int p_angle, TX_SIZE tx_size) { |
| const int bw = tx_size_wide[tx_size]; |
| const int bh = tx_size_high[tx_size]; |
| |
| int orip_allowed = 1; |
| if (p_angle == 90 && bw >= ORIP_BLOCK_SIZE) orip_allowed = 0; |
| if (p_angle == 180 && bh >= ORIP_BLOCK_SIZE) orip_allowed = 0; |
| |
| return ((p_angle == 90 || p_angle == 180) && orip_allowed); |
| } |
| #else |
| static INLINE int av1_allow_orip_smooth_dc(PREDICTION_MODE mode, int plane) { |
| #if CONFIG_ORIP_DC_DISABLED |
| #if CONFIG_ORIP_NONDC_DISABLED |
| return 0; |
| #else |
| if (plane == AOM_PLANE_Y) return (mode == SMOOTH_PRED); |
| return (mode == UV_SMOOTH_PRED); |
| #endif |
| #else |
| #if CONFIG_ORIP_NONDC_DISABLED |
| if (plane == AOM_PLANE_Y) return (mode == DC_PRED); |
| return 0; |
| #else |
| if (plane == AOM_PLANE_Y) return (mode == SMOOTH_PRED || mode == DC_PRED); |
| return (mode == UV_SMOOTH_PRED); |
| #endif |
| #endif |
| } |
| static INLINE int av1_allow_orip_dir(int p_angle) { |
| return (p_angle == 90 || p_angle == 180); |
| } |
| #endif |
| |
| extern const int8_t av1_filter_intra_taps[FILTER_INTRA_MODES][8][8]; |
| |
| #if CONFIG_IMPROVED_INTRA_DIR_PRED |
| // moved to av1_common_int.h |
| #else |
| static const int16_t dr_intra_derivative[90] = { |
| // More evenly spread out angles and limited to 10-bit |
| // Values that are 0 will never be used |
| // Approx angle |
| 0, 0, 0, // |
| 1023, 0, 0, // 3, ... |
| 547, 0, 0, // 6, ... |
| 372, 0, 0, 0, 0, // 9, ... |
| 273, 0, 0, // 14, ... |
| 215, 0, 0, // 17, ... |
| 178, 0, 0, // 20, ... |
| 151, 0, 0, // 23, ... (113 & 203 are base angles) |
| 132, 0, 0, // 26, ... |
| 116, 0, 0, // 29, ... |
| 102, 0, 0, 0, // 32, ... |
| 90, 0, 0, // 36, ... |
| 80, 0, 0, // 39, ... |
| 71, 0, 0, // 42, ... |
| 64, 0, 0, // 45, ... (45 & 135 are base angles) |
| 57, 0, 0, // 48, ... |
| 51, 0, 0, // 51, ... |
| 45, 0, 0, 0, // 54, ... |
| 40, 0, 0, // 58, ... |
| 35, 0, 0, // 61, ... |
| 31, 0, 0, // 64, ... |
| 27, 0, 0, // 67, ... (67 & 157 are base angles) |
| 23, 0, 0, // 70, ... |
| 19, 0, 0, // 73, ... |
| 15, 0, 0, 0, 0, // 76, ... |
| 11, 0, 0, // 81, ... |
| 7, 0, 0, // 84, ... |
| 3, 0, 0, // 87, ... |
| }; |
| #endif // CONFIG_IMPROVED_INTRA_DIR_PRED |
| |
| // Get the shift (up-scaled by 256) in X w.r.t a unit change in Y. |
| // If angle > 0 && angle < 90, dx = -((int)(256 / t)); |
| // If angle > 90 && angle < 180, dx = (int)(256 / t); |
| // If angle > 180 && angle < 270, dx = 1; |
| static INLINE int av1_get_dx(int angle) { |
| if (angle > 0 && angle < 90) { |
| return dr_intra_derivative[angle]; |
| } else if (angle > 90 && angle < 180) { |
| return dr_intra_derivative[180 - angle]; |
| } else { |
| // In this case, we are not really going to use dx. We may return any value. |
| return 1; |
| } |
| } |
| |
| // Get the shift (up-scaled by 256) in Y w.r.t a unit change in X. |
| // If angle > 0 && angle < 90, dy = 1; |
| // If angle > 90 && angle < 180, dy = (int)(256 * t); |
| // If angle > 180 && angle < 270, dy = -((int)(256 * t)); |
| static INLINE int av1_get_dy(int angle) { |
| if (angle > 90 && angle < 180) { |
| return dr_intra_derivative[angle - 90]; |
| } else if (angle > 180 && angle < 270) { |
| return dr_intra_derivative[270 - angle]; |
| } else { |
| // In this case, we are not really going to use dy. We may return any value. |
| return 1; |
| } |
| } |
| |
| #if CONFIG_WAIP |
| #if CONFIG_NEW_TX_PARTITION |
| static INLINE int get_tx_partition_idx(const MB_MODE_INFO *mbmi, int plane) { |
| // Transform partitioning is not allowed for chroma, so index 0 is returned. |
| return (plane == AOM_PLANE_Y) ? mbmi->txb_idx : 0; |
| } |
| #endif // CONFIG_NEW_TX_PARTITION |
| |
| // Check whether one angular intra prediction needs to be mapped to wide angles. |
| // If it needs to be mapped, either add or subtract 180 degrees to make it wide |
| // angles. |
| static INLINE int wide_angle_mapping(MB_MODE_INFO *mbmi, int angle_delta, |
| TX_SIZE tx_size, PREDICTION_MODE mode, |
| const int plane) { |
| const int txwpx = tx_size_wide[tx_size]; |
| const int txhpx = tx_size_high[tx_size]; |
| int mrl_index = (plane == AOM_PLANE_Y ? mbmi->mrl_index : 0); |
| const int is_dr_mode = av1_is_directional_mode(mode); |
| #if CONFIG_NEW_TX_PARTITION |
| const int txb_idx = get_tx_partition_idx(mbmi, plane); |
| mbmi->is_wide_angle[plane > 0][txb_idx] = 0; |
| mbmi->mapped_intra_mode[plane > 0][txb_idx] = DC_PRED; |
| #else |
| mbmi->is_wide_angle[plane > 0] = 0; |
| mbmi->mapped_intra_mode[plane > 0] = DC_PRED; |
| #endif // CONFIG_NEW_TX_PARTITION |
| int p_angle = 0; |
| if (is_dr_mode) { |
| p_angle = mode_to_angle_map[mode] + angle_delta; |
| #if CONFIG_IMPROVED_INTRA_DIR_PRED |
| const int mrl_index_to_delta[4] = { 0, 1, -1, 0 }; |
| p_angle += mrl_index_to_delta[mrl_index]; |
| assert(p_angle > 0 && p_angle < 270); |
| #endif // CONFIG_IMPROVED_INTRA_DIR_PRED |
| if ((txhpx == 2 * txwpx && p_angle < WAIP_WH_RATIO_2_THRES) || |
| (txhpx == 4 * txwpx && p_angle < WAIP_WH_RATIO_4_THRES) || |
| (txhpx == 8 * txwpx && p_angle < WAIP_WH_RATIO_8_THRES) || |
| (txhpx == 16 * txwpx && p_angle < WAIP_WH_RATIO_16_THRES)) { |
| p_angle = 180 + p_angle; |
| #if CONFIG_NEW_TX_PARTITION |
| mbmi->is_wide_angle[plane > 0][txb_idx] = 1; |
| mbmi->mapped_intra_mode[plane > 0][txb_idx] = D203_PRED; |
| #else |
| mbmi->is_wide_angle[plane > 0] = 1; |
| mbmi->mapped_intra_mode[plane > 0] = D203_PRED; |
| #endif // CONFIG_NEW_TX_PARTITION |
| } else if ((txwpx == 2 * txhpx && p_angle > 270 - WAIP_WH_RATIO_2_THRES) || |
| (txwpx == 4 * txhpx && p_angle > 270 - WAIP_WH_RATIO_4_THRES) || |
| (txwpx == 8 * txhpx && p_angle > 270 - WAIP_WH_RATIO_8_THRES) || |
| (txwpx == 16 * txhpx && |
| p_angle > 270 - WAIP_WH_RATIO_16_THRES)) { |
| p_angle = p_angle - 180; |
| #if CONFIG_NEW_TX_PARTITION |
| mbmi->is_wide_angle[plane > 0][txb_idx] = 1; |
| mbmi->mapped_intra_mode[plane > 0][txb_idx] = D45_PRED; |
| #else |
| mbmi->is_wide_angle[plane > 0] = 1; |
| mbmi->mapped_intra_mode[plane > 0] = D45_PRED; |
| #endif // CONFIG_NEW_TX_PARTITION |
| } |
| } |
| return p_angle; |
| } |
| #endif // CONFIG_WAIP |
| |
| #if CONFIG_ENABLE_MHCCP |
| // fetch neighboring luma samples for multi hypothesis cross component |
| // prediction |
| void mhccp_implicit_fetch_neighbor_luma(const AV1_COMMON *cm, |
| MACROBLOCKD *const xd, int row, int col, |
| TX_SIZE tx_size, int *above_lines, |
| int *left_lines, |
| #if CONFIG_MHCCP_SB_BOUNDARY |
| int is_top_sb_boundary, |
| #endif |
| int *ref_width, int *ref_height); |
| // fetch neighboring chroma samples for multi hypothesis cross component |
| // prediction |
| void mhccp_implicit_fetch_neighbor_chroma(MACROBLOCKD *const xd, int plane, |
| int row, int col, TX_SIZE tx_size, |
| int above_lines, int left_lines, |
| #if CONFIG_MHCCP_SB_BOUNDARY |
| int is_top_sb_boundary, |
| #endif |
| int ref_width, int ref_height); |
| #endif // CONFIG_ENABLE_MHCCP |
| static INLINE int av1_use_intra_edge_upsample(int bs0, int bs1, int delta, |
| int type) { |
| const int d = abs(delta); |
| const int blk_wh = bs0 + bs1; |
| if (d == 0 || d >= 40) return 0; |
| return type ? (blk_wh <= 8) : (blk_wh <= 16); |
| } |
| |
| static const int32_t transpose_tx_size[TX_SIZES_ALL] = { |
| TX_4X4, TX_8X8, TX_16X16, TX_32X32, TX_64X64, TX_8X4, TX_4X8, |
| TX_16X8, TX_8X16, TX_32X16, TX_16X32, TX_64X32, TX_32X64, TX_16X4, |
| TX_4X16, TX_32X8, TX_8X32, TX_64X16, TX_16X64, TX_32X4, TX_4X32, |
| TX_64X8, TX_8X64, TX_64X4, TX_4X64, |
| }; |
| |
| static AOM_INLINE void set_have_top_and_left(int *have_top, int *have_left, |
| const MACROBLOCKD *xd, int row_off, |
| int col_off, int plane) { |
| *have_top = row_off || (plane ? xd->chroma_up_available : xd->up_available); |
| *have_left = |
| col_off || (plane ? xd->chroma_left_available : xd->left_available); |
| } |
| |
| #if CONFIG_IDIF |
| #define POWER_DR_INTERP_FILTER 7 |
| |
| DECLARE_ALIGNED(16, static const int16_t, av1_dr_interp_filter[32][4]) = { |
| { 0, 128, 0, 0 }, { -2, 127, 4, -1 }, { -3, 125, 8, -2 }, |
| { -5, 123, 13, -3 }, { -6, 121, 17, -4 }, { -7, 118, 22, -5 }, |
| { -9, 116, 27, -6 }, { -9, 112, 32, -7 }, { -10, 109, 37, -8 }, |
| { -11, 106, 41, -8 }, { -11, 102, 46, -9 }, { -12, 98, 52, -10 }, |
| { -12, 94, 56, -10 }, { -12, 90, 61, -11 }, { -12, 85, 66, -11 }, |
| { -12, 81, 71, -12 }, { -12, 76, 76, -12 }, { -12, 71, 81, -12 }, |
| { -11, 66, 85, -12 }, { -11, 61, 90, -12 }, { -10, 56, 94, -12 }, |
| { -10, 52, 98, -12 }, { -9, 46, 102, -11 }, { -8, 41, 106, -11 }, |
| { -8, 37, 109, -10 }, { -7, 32, 112, -9 }, { -6, 27, 116, -9 }, |
| { -5, 22, 118, -7 }, { -4, 17, 121, -6 }, { -3, 13, 123, -5 }, |
| { -2, 8, 125, -3 }, { -1, 4, 127, -2 } |
| }; |
| #endif // CONFIG_IDIF |
| |
| #ifdef __cplusplus |
| } // extern "C" |
| #endif |
| #endif // AOM_AV1_COMMON_RECONINTRA_H_ |
