1 /*
2 * Copyright (c) 2017, Alliance for Open Media. All rights reserved
3 *
4 * This source code is subject to the terms of the BSD 2 Clause License and
5 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
6 * was not distributed with this source code in the LICENSE file, you can
7 * obtain it at www.aomedia.org/license/software. If the Alliance for Open
8 * Media Patent License 1.0 was not distributed with this source code in the
9 * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
10 */
11 #include "av1/decoder/decoder.h"
12 #include "av1/decoder/inspection.h"
13 #include "av1/common/enums.h"
14 #include "av1/common/cdef.h"
15
ifd_init_mi_rc(insp_frame_data * fd,int mi_cols,int mi_rows)16 static void ifd_init_mi_rc(insp_frame_data *fd, int mi_cols, int mi_rows) {
17 fd->mi_cols = mi_cols;
18 fd->mi_rows = mi_rows;
19 fd->mi_grid = (insp_mi_data *)aom_malloc(sizeof(insp_mi_data) * fd->mi_rows *
20 fd->mi_cols);
21 }
22
ifd_init(insp_frame_data * fd,int frame_width,int frame_height)23 void ifd_init(insp_frame_data *fd, int frame_width, int frame_height) {
24 int mi_cols = ALIGN_POWER_OF_TWO(frame_width, 3) >> MI_SIZE_LOG2;
25 int mi_rows = ALIGN_POWER_OF_TWO(frame_height, 3) >> MI_SIZE_LOG2;
26 ifd_init_mi_rc(fd, mi_cols, mi_rows);
27 }
28
ifd_clear(insp_frame_data * fd)29 void ifd_clear(insp_frame_data *fd) {
30 aom_free(fd->mi_grid);
31 fd->mi_grid = NULL;
32 }
33
34 /* TODO(negge) This function may be called by more than one thread when using
35 a multi-threaded decoder and this may cause a data race. */
ifd_inspect(insp_frame_data * fd,void * decoder,int skip_not_transform)36 int ifd_inspect(insp_frame_data *fd, void *decoder, int skip_not_transform) {
37 struct AV1Decoder *pbi = (struct AV1Decoder *)decoder;
38 AV1_COMMON *const cm = &pbi->common;
39 const CommonModeInfoParams *const mi_params = &cm->mi_params;
40 const CommonQuantParams *quant_params = &cm->quant_params;
41
42 if (fd->mi_rows != mi_params->mi_rows || fd->mi_cols != mi_params->mi_cols) {
43 ifd_clear(fd);
44 ifd_init_mi_rc(fd, mi_params->mi_rows, mi_params->mi_cols);
45 }
46 fd->show_existing_frame = cm->show_existing_frame;
47 fd->frame_number = cm->current_frame.frame_number;
48 fd->show_frame = cm->show_frame;
49 fd->frame_type = cm->current_frame.frame_type;
50 fd->base_qindex = quant_params->base_qindex;
51 // Set width and height of the first tile until generic support can be added
52 TileInfo tile_info;
53 av1_tile_set_row(&tile_info, cm, 0);
54 av1_tile_set_col(&tile_info, cm, 0);
55 fd->tile_mi_cols = tile_info.mi_col_end - tile_info.mi_col_start;
56 fd->tile_mi_rows = tile_info.mi_row_end - tile_info.mi_row_start;
57 fd->delta_q_present_flag = cm->delta_q_info.delta_q_present_flag;
58 fd->delta_q_res = cm->delta_q_info.delta_q_res;
59 #if CONFIG_ACCOUNTING
60 fd->accounting = &pbi->accounting;
61 #endif
62 // TODO(negge): copy per frame CDEF data
63 int i, j;
64 for (i = 0; i < MAX_SEGMENTS; i++) {
65 for (j = 0; j < 2; j++) {
66 fd->y_dequant[i][j] = quant_params->y_dequant_QTX[i][j];
67 fd->u_dequant[i][j] = quant_params->u_dequant_QTX[i][j];
68 fd->v_dequant[i][j] = quant_params->v_dequant_QTX[i][j];
69 }
70 }
71 for (j = 0; j < mi_params->mi_rows; j++) {
72 for (i = 0; i < mi_params->mi_cols; i++) {
73 const MB_MODE_INFO *mbmi =
74 mi_params->mi_grid_base[j * mi_params->mi_stride + i];
75 insp_mi_data *mi = &fd->mi_grid[j * mi_params->mi_cols + i];
76 // Segment
77 mi->segment_id = mbmi->segment_id;
78 // Motion Vectors
79 mi->mv[0].row = mbmi->mv[0].as_mv.row;
80 mi->mv[0].col = mbmi->mv[0].as_mv.col;
81 mi->mv[1].row = mbmi->mv[1].as_mv.row;
82 mi->mv[1].col = mbmi->mv[1].as_mv.col;
83 // Reference Frames
84 mi->ref_frame[0] = mbmi->ref_frame[0];
85 mi->ref_frame[1] = mbmi->ref_frame[1];
86 // Prediction Mode
87 mi->mode = mbmi->mode;
88 mi->intrabc = (int16_t)mbmi->use_intrabc;
89 mi->palette = (int16_t)mbmi->palette_mode_info.palette_size[0];
90 mi->uv_palette = (int16_t)mbmi->palette_mode_info.palette_size[1];
91 // Prediction Mode for Chromatic planes
92 if (mi->mode < INTRA_MODES) {
93 mi->uv_mode = mbmi->uv_mode;
94 } else {
95 mi->uv_mode = UV_MODE_INVALID;
96 }
97
98 mi->motion_mode = mbmi->motion_mode;
99 mi->compound_type = mbmi->interinter_comp.type;
100
101 // Block Size
102 mi->sb_type = mbmi->sb_type;
103 // Skip Flag
104 mi->skip = mbmi->skip;
105 mi->filter[0] = av1_extract_interp_filter(mbmi->interp_filters, 0);
106 mi->filter[1] = av1_extract_interp_filter(mbmi->interp_filters, 1);
107 mi->dual_filter_type = mi->filter[0] * 3 + mi->filter[1];
108
109 // Transform
110 // TODO(anyone): extract tx type info from mbmi->txk_type[].
111
112 const BLOCK_SIZE bsize = mbmi->sb_type;
113 const int c = i % mi_size_wide[bsize];
114 const int r = j % mi_size_high[bsize];
115 if (is_inter_block(mbmi) || is_intrabc_block(mbmi))
116 mi->tx_size = mbmi->inter_tx_size[av1_get_txb_size_index(bsize, r, c)];
117 else
118 mi->tx_size = mbmi->tx_size;
119
120 if (skip_not_transform && mi->skip) mi->tx_size = -1;
121
122 if (mi->skip) {
123 const int tx_type_row = j - j % tx_size_high_unit[mi->tx_size];
124 const int tx_type_col = i - i % tx_size_wide_unit[mi->tx_size];
125 const int tx_type_map_idx =
126 tx_type_row * mi_params->mi_stride + tx_type_col;
127 mi->tx_type = mi_params->tx_type_map[tx_type_map_idx];
128 } else {
129 mi->tx_type = 0;
130 }
131
132 if (skip_not_transform &&
133 (mi->skip || mbmi->tx_skip[av1_get_txk_type_index(bsize, r, c)]))
134 mi->tx_type = -1;
135
136 mi->cdef_level = cm->cdef_info.cdef_strengths[mbmi->cdef_strength] /
137 CDEF_SEC_STRENGTHS;
138 mi->cdef_strength = cm->cdef_info.cdef_strengths[mbmi->cdef_strength] %
139 CDEF_SEC_STRENGTHS;
140
141 mi->cdef_strength += mi->cdef_strength == 3;
142 if (mbmi->uv_mode == UV_CFL_PRED) {
143 mi->cfl_alpha_idx = mbmi->cfl_alpha_idx;
144 mi->cfl_alpha_sign = mbmi->cfl_alpha_signs;
145 } else {
146 mi->cfl_alpha_idx = 0;
147 mi->cfl_alpha_sign = 0;
148 }
149 // delta_q
150 mi->current_qindex = mbmi->current_qindex;
151 }
152 }
153 return 1;
154 }
155