| /* |
| * Copyright (c) 2017, 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. |
| */ |
| #include "av1/decoder/decoder.h" |
| #include "av1/decoder/inspection.h" |
| #include "av1/common/enums.h" |
| #include "av1/common/cdef.h" |
| |
| static void ifd_init_mi_rc(insp_frame_data *fd, int mi_cols, int mi_rows) { |
| fd->mi_cols = mi_cols; |
| fd->mi_rows = mi_rows; |
| fd->mi_grid = (insp_mi_data *)aom_malloc(sizeof(insp_mi_data) * fd->mi_rows * |
| fd->mi_cols); |
| } |
| |
| void ifd_init(insp_frame_data *fd, int frame_width, int frame_height) { |
| int mi_cols = ALIGN_POWER_OF_TWO(frame_width, 3) >> MI_SIZE_LOG2; |
| int mi_rows = ALIGN_POWER_OF_TWO(frame_height, 3) >> MI_SIZE_LOG2; |
| ifd_init_mi_rc(fd, mi_cols, mi_rows); |
| } |
| |
| void ifd_clear(insp_frame_data *fd) { |
| aom_free(fd->mi_grid); |
| fd->mi_grid = NULL; |
| } |
| |
| /* TODO(negge) This function may be called by more than one thread when using |
| a multi-threaded decoder and this may cause a data race. */ |
| int ifd_inspect(insp_frame_data *fd, void *decoder) { |
| struct AV1Decoder *pbi = (struct AV1Decoder *)decoder; |
| AV1_COMMON *const cm = &pbi->common; |
| if (fd->mi_rows != cm->mi_rows || fd->mi_cols != cm->mi_cols) { |
| ifd_clear(fd); |
| ifd_init_mi_rc(fd, cm->mi_rows, cm->mi_cols); |
| } |
| fd->show_frame = cm->show_frame; |
| fd->frame_type = cm->frame_type; |
| fd->base_qindex = cm->base_qindex; |
| // Set width and height of the first tile until generic support can be added |
| TileInfo tile_info; |
| av1_tile_set_row(&tile_info, cm, 0); |
| av1_tile_set_col(&tile_info, cm, 0); |
| fd->tile_mi_cols = tile_info.mi_col_end - tile_info.mi_col_start; |
| fd->tile_mi_rows = tile_info.mi_row_end - tile_info.mi_row_start; |
| fd->delta_q_present_flag = cm->delta_q_present_flag; |
| fd->delta_q_res = cm->delta_q_res; |
| #if CONFIG_ACCOUNTING |
| fd->accounting = &pbi->accounting; |
| #endif |
| // TODO(negge): copy per frame CDEF data |
| int i, j; |
| for (i = 0; i < MAX_SEGMENTS; i++) { |
| for (j = 0; j < 2; j++) { |
| fd->y_dequant[i][j] = cm->y_dequant_QTX[i][j]; |
| fd->u_dequant[i][j] = cm->u_dequant_QTX[i][j]; |
| fd->v_dequant[i][j] = cm->v_dequant_QTX[i][j]; |
| } |
| } |
| for (j = 0; j < cm->mi_rows; j++) { |
| for (i = 0; i < cm->mi_cols; i++) { |
| const MB_MODE_INFO *mbmi = cm->mi_grid_visible[j * cm->mi_stride + i]; |
| insp_mi_data *mi = &fd->mi_grid[j * cm->mi_cols + i]; |
| // Segment |
| mi->segment_id = mbmi->segment_id; |
| // Motion Vectors |
| mi->mv[0].row = mbmi->mv[0].as_mv.row; |
| mi->mv[0].col = mbmi->mv[0].as_mv.col; |
| mi->mv[1].row = mbmi->mv[1].as_mv.row; |
| mi->mv[1].col = mbmi->mv[1].as_mv.col; |
| // Reference Frames |
| mi->ref_frame[0] = mbmi->ref_frame[0]; |
| mi->ref_frame[1] = mbmi->ref_frame[1]; |
| // Prediction Mode |
| mi->mode = mbmi->mode; |
| // Prediction Mode for Chromatic planes |
| if (mi->mode < INTRA_MODES) { |
| mi->uv_mode = mbmi->uv_mode; |
| } else { |
| mi->uv_mode = UV_MODE_INVALID; |
| } |
| // Block Size |
| mi->sb_type = mbmi->sb_type; |
| // Skip Flag |
| mi->skip = mbmi->skip; |
| mi->filter[0] = av1_extract_interp_filter(mbmi->interp_filters, 0); |
| mi->filter[1] = av1_extract_interp_filter(mbmi->interp_filters, 1); |
| mi->dual_filter_type = mi->filter[0] * 3 + mi->filter[1]; |
| // Transform |
| // TODO(anyone): extract tx type info from mbmi->txk_type[]. |
| mi->tx_type = DCT_DCT; |
| mi->tx_size = mbmi->tx_size; |
| |
| mi->cdef_level = |
| cm->cdef_strengths[mbmi->cdef_strength] / CDEF_SEC_STRENGTHS; |
| mi->cdef_strength = |
| cm->cdef_strengths[mbmi->cdef_strength] % CDEF_SEC_STRENGTHS; |
| mi->cdef_strength += mi->cdef_strength == 3; |
| if (mbmi->uv_mode == UV_CFL_PRED) { |
| mi->cfl_alpha_idx = mbmi->cfl_alpha_idx; |
| mi->cfl_alpha_sign = mbmi->cfl_alpha_signs; |
| } else { |
| mi->cfl_alpha_idx = 0; |
| mi->cfl_alpha_sign = 0; |
| } |
| // delta_q |
| mi->current_qindex = mbmi->current_qindex; |
| } |
| } |
| return 1; |
| } |