| /* |
| * 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 AV1_COMMON_PRED_COMMON_H_ |
| #define AV1_COMMON_PRED_COMMON_H_ |
| |
| #include "av1/common/blockd.h" |
| #include "av1/common/onyxc_int.h" |
| #include "aom_dsp/aom_dsp_common.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #if CONFIG_SPATIAL_SEGMENTATION |
| /* Picks CDFs based on number of matching segment IDs */ |
| static INLINE int pick_spatial_seg_cdf(int prev_ul, int prev_u, int prev_l) { |
| if ((prev_ul == prev_u) && (prev_ul == prev_l)) |
| return 2; |
| else if ((prev_ul == prev_u) || (prev_ul == prev_l) || (prev_u == prev_l)) |
| return 1; |
| else |
| return 0; |
| } |
| |
| static INLINE int pick_spatial_seg_pred(int prev_ul, int prev_u, int prev_l) { |
| /* If 2 or more are identical returns that as predictor, otherwise prev_l */ |
| return (prev_ul == prev_u) ? prev_u : prev_l; |
| } |
| |
| static INLINE void set_spatial_segment_id(const AV1_COMMON *const cm, |
| uint8_t *segment_ids, |
| BLOCK_SIZE bsize, int mi_row, |
| int mi_col, int segment_id) { |
| const int mi_offset = mi_row * cm->mi_cols + mi_col; |
| const int bw = mi_size_wide[bsize]; |
| const int bh = mi_size_high[bsize]; |
| const int xmis = AOMMIN(cm->mi_cols - mi_col, bw); |
| const int ymis = AOMMIN(cm->mi_rows - mi_row, bh); |
| int x, y; |
| |
| for (y = 0; y < ymis; ++y) |
| for (x = 0; x < xmis; ++x) |
| segment_ids[mi_offset + y * cm->mi_cols + x] = segment_id; |
| } |
| #endif |
| |
| static INLINE int get_segment_id(const AV1_COMMON *const cm, |
| const uint8_t *segment_ids, BLOCK_SIZE bsize, |
| int mi_row, int mi_col) { |
| const int mi_offset = mi_row * cm->mi_cols + mi_col; |
| const int bw = mi_size_wide[bsize]; |
| const int bh = mi_size_high[bsize]; |
| const int xmis = AOMMIN(cm->mi_cols - mi_col, bw); |
| const int ymis = AOMMIN(cm->mi_rows - mi_row, bh); |
| int x, y, segment_id = MAX_SEGMENTS; |
| |
| for (y = 0; y < ymis; ++y) |
| for (x = 0; x < xmis; ++x) |
| segment_id = |
| AOMMIN(segment_id, segment_ids[mi_offset + y * cm->mi_cols + x]); |
| |
| assert(segment_id >= 0 && segment_id < MAX_SEGMENTS); |
| return segment_id; |
| } |
| |
| static INLINE int av1_get_pred_context_seg_id(const MACROBLOCKD *xd) { |
| const MODE_INFO *const above_mi = xd->above_mi; |
| const MODE_INFO *const left_mi = xd->left_mi; |
| const int above_sip = |
| (above_mi != NULL) ? above_mi->mbmi.seg_id_predicted : 0; |
| const int left_sip = (left_mi != NULL) ? left_mi->mbmi.seg_id_predicted : 0; |
| |
| return above_sip + left_sip; |
| } |
| |
| #if CONFIG_JNT_COMP |
| static INLINE int get_comp_index_context(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| MB_MODE_INFO *mbmi = &xd->mi[0]->mbmi; |
| int bck_idx = cm->frame_refs[mbmi->ref_frame[0] - LAST_FRAME].idx; |
| int fwd_idx = cm->frame_refs[mbmi->ref_frame[1] - LAST_FRAME].idx; |
| int bck_frame_index = 0, fwd_frame_index = 0; |
| int cur_frame_index = cm->cur_frame->cur_frame_offset; |
| |
| if (bck_idx >= 0) |
| bck_frame_index = cm->buffer_pool->frame_bufs[bck_idx].cur_frame_offset; |
| |
| if (fwd_idx >= 0) |
| fwd_frame_index = cm->buffer_pool->frame_bufs[fwd_idx].cur_frame_offset; |
| int fwd = abs(fwd_frame_index - cur_frame_index); |
| int bck = abs(cur_frame_index - bck_frame_index); |
| |
| const MODE_INFO *const above_mi = xd->above_mi; |
| const MODE_INFO *const left_mi = xd->left_mi; |
| |
| int above_ctx = 0, left_ctx = 0; |
| const int offset = (fwd == bck); |
| |
| if (above_mi) { |
| const MB_MODE_INFO *above_mbmi = &above_mi->mbmi; |
| if (has_second_ref(above_mbmi)) |
| above_ctx = above_mbmi->compound_idx; |
| else if (above_mbmi->ref_frame[0] == ALTREF_FRAME) |
| above_ctx = 1; |
| } |
| |
| if (left_mi) { |
| const MB_MODE_INFO *left_mbmi = &left_mi->mbmi; |
| if (has_second_ref(left_mbmi)) |
| left_ctx = left_mbmi->compound_idx; |
| else if (left_mbmi->ref_frame[0] == ALTREF_FRAME) |
| left_ctx = 1; |
| } |
| |
| return above_ctx + left_ctx + 3 * offset; |
| } |
| |
| static INLINE int get_comp_group_idx_context(const MACROBLOCKD *xd) { |
| const MODE_INFO *const above_mi = xd->above_mi; |
| const MODE_INFO *const left_mi = xd->left_mi; |
| int above_ctx = 0, left_ctx = 0; |
| |
| if (above_mi) { |
| const MB_MODE_INFO *above_mbmi = &above_mi->mbmi; |
| if (has_second_ref(above_mbmi)) |
| above_ctx = above_mbmi->comp_group_idx; |
| else if (above_mbmi->ref_frame[0] == ALTREF_FRAME) |
| above_ctx = 3; |
| } |
| if (left_mi) { |
| const MB_MODE_INFO *left_mbmi = &left_mi->mbmi; |
| if (has_second_ref(left_mbmi)) |
| left_ctx = left_mbmi->comp_group_idx; |
| else if (left_mbmi->ref_frame[0] == ALTREF_FRAME) |
| left_ctx = 3; |
| } |
| |
| return above_ctx + left_ctx; |
| } |
| #endif // CONFIG_JNT_COMP |
| |
| static INLINE aom_cdf_prob *av1_get_pred_cdf_seg_id( |
| struct segmentation_probs *segp, const MACROBLOCKD *xd) { |
| return segp->pred_cdf[av1_get_pred_context_seg_id(xd)]; |
| } |
| |
| #if CONFIG_EXT_SKIP |
| static INLINE int av1_get_skip_mode_context(const MACROBLOCKD *xd) { |
| const MODE_INFO *const above_mi = xd->above_mi; |
| const MODE_INFO *const left_mi = xd->left_mi; |
| const int above_skip_mode = above_mi ? above_mi->mbmi.skip_mode : 0; |
| const int left_skip_mode = left_mi ? left_mi->mbmi.skip_mode : 0; |
| return above_skip_mode + left_skip_mode; |
| } |
| #endif // CONFIG_EXT_SKIP |
| |
| static INLINE int av1_get_skip_context(const MACROBLOCKD *xd) { |
| const MODE_INFO *const above_mi = xd->above_mi; |
| const MODE_INFO *const left_mi = xd->left_mi; |
| const int above_skip = (above_mi != NULL) ? above_mi->mbmi.skip : 0; |
| const int left_skip = (left_mi != NULL) ? left_mi->mbmi.skip : 0; |
| return above_skip + left_skip; |
| } |
| |
| #if CONFIG_DUAL_FILTER |
| int av1_get_pred_context_switchable_interp(const MACROBLOCKD *xd, int dir); |
| #else |
| int av1_get_pred_context_switchable_interp(const MACROBLOCKD *xd); |
| #endif |
| |
| // Get a list of palette base colors that are used in the above and left blocks, |
| // referred to as "color cache". The return value is the number of colors in the |
| // cache (<= 2 * PALETTE_MAX_SIZE). The color values are stored in "cache" |
| // in ascending order. |
| int av1_get_palette_cache(const MACROBLOCKD *const xd, int plane, |
| uint16_t *cache); |
| |
| int av1_get_intra_inter_context(const MACROBLOCKD *xd); |
| |
| int av1_get_reference_mode_context(const AV1_COMMON *cm, const MACROBLOCKD *xd); |
| |
| static INLINE aom_prob av1_get_reference_mode_prob(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| return cm->fc->comp_inter_prob[av1_get_reference_mode_context(cm, xd)]; |
| } |
| static INLINE aom_cdf_prob *av1_get_reference_mode_cdf(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| return xd->tile_ctx->comp_inter_cdf[av1_get_reference_mode_context(cm, xd)]; |
| } |
| |
| #if CONFIG_EXT_COMP_REFS |
| int av1_get_comp_reference_type_context(const MACROBLOCKD *xd); |
| |
| static INLINE aom_prob av1_get_comp_reference_type_prob(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| return cm->fc->comp_ref_type_prob[av1_get_comp_reference_type_context(xd)]; |
| } |
| |
| int av1_get_pred_context_uni_comp_ref_p(const MACROBLOCKD *xd); |
| |
| static INLINE aom_prob av1_get_pred_prob_uni_comp_ref_p(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_pred_context_uni_comp_ref_p(xd); |
| return cm->fc->uni_comp_ref_prob[pred_context][0]; |
| } |
| |
| int av1_get_pred_context_uni_comp_ref_p1(const MACROBLOCKD *xd); |
| |
| static INLINE aom_prob |
| av1_get_pred_prob_uni_comp_ref_p1(const AV1_COMMON *cm, const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_pred_context_uni_comp_ref_p1(xd); |
| return cm->fc->uni_comp_ref_prob[pred_context][1]; |
| } |
| |
| int av1_get_pred_context_uni_comp_ref_p2(const MACROBLOCKD *xd); |
| |
| static INLINE aom_prob |
| av1_get_pred_prob_uni_comp_ref_p2(const AV1_COMMON *cm, const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_pred_context_uni_comp_ref_p2(xd); |
| return cm->fc->uni_comp_ref_prob[pred_context][2]; |
| } |
| |
| static INLINE aom_cdf_prob *av1_get_comp_reference_type_cdf( |
| const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_comp_reference_type_context(xd); |
| return xd->tile_ctx->comp_ref_type_cdf[pred_context]; |
| } |
| |
| static INLINE aom_cdf_prob *av1_get_pred_cdf_uni_comp_ref_p( |
| const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_pred_context_uni_comp_ref_p(xd); |
| return xd->tile_ctx->uni_comp_ref_cdf[pred_context][0]; |
| } |
| |
| static INLINE aom_cdf_prob *av1_get_pred_cdf_uni_comp_ref_p1( |
| const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_pred_context_uni_comp_ref_p1(xd); |
| return xd->tile_ctx->uni_comp_ref_cdf[pred_context][1]; |
| } |
| |
| static INLINE aom_cdf_prob *av1_get_pred_cdf_uni_comp_ref_p2( |
| const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_pred_context_uni_comp_ref_p2(xd); |
| return xd->tile_ctx->uni_comp_ref_cdf[pred_context][2]; |
| } |
| #endif // CONFIG_EXT_COMP_REFS |
| |
| int av1_get_pred_context_comp_ref_p(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd); |
| |
| static INLINE aom_cdf_prob *av1_get_pred_cdf_comp_ref_p(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_pred_context_comp_ref_p(cm, xd); |
| return xd->tile_ctx->comp_ref_cdf[pred_context][0]; |
| } |
| |
| static INLINE aom_prob av1_get_pred_prob_comp_ref_p(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_pred_context_comp_ref_p(cm, xd); |
| return cm->fc->comp_ref_prob[pred_context][0]; |
| } |
| |
| int av1_get_pred_context_comp_ref_p1(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd); |
| |
| static INLINE aom_cdf_prob *av1_get_pred_cdf_comp_ref_p1( |
| const AV1_COMMON *cm, const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_pred_context_comp_ref_p1(cm, xd); |
| return xd->tile_ctx->comp_ref_cdf[pred_context][1]; |
| } |
| |
| static INLINE aom_prob av1_get_pred_prob_comp_ref_p1(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_pred_context_comp_ref_p1(cm, xd); |
| return cm->fc->comp_ref_prob[pred_context][1]; |
| } |
| |
| int av1_get_pred_context_comp_ref_p2(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd); |
| |
| static INLINE aom_cdf_prob *av1_get_pred_cdf_comp_ref_p2( |
| const AV1_COMMON *cm, const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_pred_context_comp_ref_p2(cm, xd); |
| return xd->tile_ctx->comp_ref_cdf[pred_context][2]; |
| } |
| |
| static INLINE aom_prob av1_get_pred_prob_comp_ref_p2(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_pred_context_comp_ref_p2(cm, xd); |
| return cm->fc->comp_ref_prob[pred_context][2]; |
| } |
| |
| int av1_get_pred_context_comp_bwdref_p(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd); |
| |
| static INLINE aom_cdf_prob *av1_get_pred_cdf_comp_bwdref_p( |
| const AV1_COMMON *cm, const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_pred_context_comp_bwdref_p(cm, xd); |
| return xd->tile_ctx->comp_bwdref_cdf[pred_context][0]; |
| } |
| |
| static INLINE aom_prob av1_get_pred_prob_comp_bwdref_p(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_pred_context_comp_bwdref_p(cm, xd); |
| return cm->fc->comp_bwdref_prob[pred_context][0]; |
| } |
| |
| int av1_get_pred_context_comp_bwdref_p1(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd); |
| |
| static INLINE aom_cdf_prob *av1_get_pred_cdf_comp_bwdref_p1( |
| const AV1_COMMON *cm, const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_pred_context_comp_bwdref_p1(cm, xd); |
| return xd->tile_ctx->comp_bwdref_cdf[pred_context][1]; |
| } |
| |
| static INLINE aom_prob av1_get_pred_prob_comp_bwdref_p1(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| const int pred_context = av1_get_pred_context_comp_bwdref_p1(cm, xd); |
| return cm->fc->comp_bwdref_prob[pred_context][1]; |
| } |
| |
| int av1_get_pred_context_single_ref_p1(const MACROBLOCKD *xd); |
| |
| static INLINE aom_prob av1_get_pred_prob_single_ref_p1(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| return cm->fc->single_ref_prob[av1_get_pred_context_single_ref_p1(xd)][0]; |
| } |
| |
| int av1_get_pred_context_single_ref_p2(const MACROBLOCKD *xd); |
| |
| static INLINE aom_prob av1_get_pred_prob_single_ref_p2(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| return cm->fc->single_ref_prob[av1_get_pred_context_single_ref_p2(xd)][1]; |
| } |
| |
| int av1_get_pred_context_single_ref_p3(const MACROBLOCKD *xd); |
| |
| static INLINE aom_prob av1_get_pred_prob_single_ref_p3(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| return cm->fc->single_ref_prob[av1_get_pred_context_single_ref_p3(xd)][2]; |
| } |
| |
| int av1_get_pred_context_single_ref_p4(const MACROBLOCKD *xd); |
| |
| static INLINE aom_prob av1_get_pred_prob_single_ref_p4(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| return cm->fc->single_ref_prob[av1_get_pred_context_single_ref_p4(xd)][3]; |
| } |
| |
| int av1_get_pred_context_single_ref_p5(const MACROBLOCKD *xd); |
| |
| static INLINE aom_prob av1_get_pred_prob_single_ref_p5(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| return cm->fc->single_ref_prob[av1_get_pred_context_single_ref_p5(xd)][4]; |
| } |
| |
| int av1_get_pred_context_single_ref_p6(const MACROBLOCKD *xd); |
| |
| static INLINE aom_prob av1_get_pred_prob_single_ref_p6(const AV1_COMMON *cm, |
| const MACROBLOCKD *xd) { |
| return cm->fc->single_ref_prob[av1_get_pred_context_single_ref_p6(xd)][5]; |
| } |
| |
| static INLINE aom_cdf_prob *av1_get_pred_cdf_single_ref_p1( |
| const AV1_COMMON *cm, const MACROBLOCKD *xd) { |
| (void)cm; |
| return xd->tile_ctx |
| ->single_ref_cdf[av1_get_pred_context_single_ref_p1(xd)][0]; |
| } |
| static INLINE aom_cdf_prob *av1_get_pred_cdf_single_ref_p2( |
| const AV1_COMMON *cm, const MACROBLOCKD *xd) { |
| (void)cm; |
| return xd->tile_ctx |
| ->single_ref_cdf[av1_get_pred_context_single_ref_p2(xd)][1]; |
| } |
| static INLINE aom_cdf_prob *av1_get_pred_cdf_single_ref_p3( |
| const AV1_COMMON *cm, const MACROBLOCKD *xd) { |
| (void)cm; |
| return xd->tile_ctx |
| ->single_ref_cdf[av1_get_pred_context_single_ref_p3(xd)][2]; |
| } |
| static INLINE aom_cdf_prob *av1_get_pred_cdf_single_ref_p4( |
| const AV1_COMMON *cm, const MACROBLOCKD *xd) { |
| (void)cm; |
| return xd->tile_ctx |
| ->single_ref_cdf[av1_get_pred_context_single_ref_p4(xd)][3]; |
| } |
| static INLINE aom_cdf_prob *av1_get_pred_cdf_single_ref_p5( |
| const AV1_COMMON *cm, const MACROBLOCKD *xd) { |
| (void)cm; |
| return xd->tile_ctx |
| ->single_ref_cdf[av1_get_pred_context_single_ref_p5(xd)][4]; |
| } |
| static INLINE aom_cdf_prob *av1_get_pred_cdf_single_ref_p6( |
| const AV1_COMMON *cm, const MACROBLOCKD *xd) { |
| (void)cm; |
| return xd->tile_ctx |
| ->single_ref_cdf[av1_get_pred_context_single_ref_p6(xd)][5]; |
| } |
| |
| // Returns a context number for the given MB prediction signal |
| // The mode info data structure has a one element border above and to the |
| // left of the entries corresponding to real blocks. |
| // The prediction flags in these dummy entries are initialized to 0. |
| static INLINE int get_tx_size_context(const MACROBLOCKD *xd) { |
| const int max_tx_size = max_txsize_lookup[xd->mi[0]->mbmi.sb_type]; |
| const MB_MODE_INFO *const above_mbmi = xd->above_mbmi; |
| const MB_MODE_INFO *const left_mbmi = xd->left_mbmi; |
| const int has_above = xd->up_available; |
| const int has_left = xd->left_available; |
| int above_ctx = (has_above && !above_mbmi->skip) |
| ? (int)txsize_sqr_map[above_mbmi->tx_size] |
| : max_tx_size; |
| int left_ctx = (has_left && !left_mbmi->skip) |
| ? (int)txsize_sqr_map[left_mbmi->tx_size] |
| : max_tx_size; |
| |
| if (!has_left) left_ctx = above_ctx; |
| |
| if (!has_above) above_ctx = left_ctx; |
| return (above_ctx + left_ctx) > max_tx_size + TX_SIZE_LUMA_MIN; |
| } |
| |
| #ifdef __cplusplus |
| } // extern "C" |
| #endif |
| |
| #endif // AV1_COMMON_PRED_COMMON_H_ |
