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avcodec/vvcdec: sao, support subpicture

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This commit is contained in:
Nuo Mi 2024-03-27 21:01:09 +08:00
parent 0c3018b30a
commit bbf0ccb8e7
1 changed files with 27 additions and 13 deletions
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40
libavcodec/vvc/vvc_filter.c
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@ -166,39 +166,53 @@ void ff_vvc_sao_filter(VVCLocalContext *lc, int x, int y)
uint8_t horiz_edge[] = { 0, 0 };
uint8_t diag_edge[] = { 0, 0, 0, 0 };
uint8_t tile_edge[] = { 0, 0, 0, 0 };
uint8_t subpic_edge[] = { 0, 0, 0, 0 };
const int subpic_idx = lc->sc->sh.r->curr_subpic_idx;
const uint8_t lfase = fc->ps.pps->r->pps_loop_filter_across_slices_enabled_flag;
const uint8_t no_tile_filter = fc->ps.pps->r->num_tiles_in_pic > 1 &&
!fc->ps.pps->r->pps_loop_filter_across_tiles_enabled_flag;
const uint8_t restore = no_tile_filter || !lfase;
const uint8_t no_subpic_filter = fc->ps.sps->r->sps_num_subpics_minus1 &&
!fc->ps.sps->r->sps_loop_filter_across_subpic_enabled_flag[subpic_idx];
const uint8_t restore = no_subpic_filter || no_tile_filter || !lfase;
if (restore) {
if (!edges[LEFT]) {
tile_edge[LEFT] = no_tile_filter && fc->ps.pps->ctb_to_col_bd[rx] == rx;
vert_edge[0] = (!lfase && CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx - 1, ry)) || tile_edge[LEFT];
tile_edge[LEFT] = no_tile_filter && fc->ps.pps->ctb_to_col_bd[rx] == rx;
subpic_edge[LEFT] = no_subpic_filter && fc->ps.sps->r->sps_subpic_ctu_top_left_x[subpic_idx] == rx;
vert_edge[0] = (!lfase && CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx - 1, ry)) || tile_edge[LEFT] || subpic_edge[LEFT];
}
if (!edges[RIGHT]) {
tile_edge[RIGHT] = no_tile_filter && fc->ps.pps->ctb_to_col_bd[rx] != fc->ps.pps->ctb_to_col_bd[rx + 1];
vert_edge[1] = (!lfase && CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx + 1, ry)) || tile_edge[RIGHT];
tile_edge[RIGHT] = no_tile_filter && fc->ps.pps->ctb_to_col_bd[rx] != fc->ps.pps->ctb_to_col_bd[rx + 1];
subpic_edge[RIGHT] = no_subpic_filter &&
fc->ps.sps->r->sps_subpic_ctu_top_left_x[subpic_idx] + fc->ps.sps->r->sps_subpic_width_minus1[subpic_idx] == rx;
vert_edge[1] = (!lfase && CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx + 1, ry)) || tile_edge[RIGHT] || subpic_edge[RIGHT];
}
if (!edges[TOP]) {
tile_edge[TOP] = no_tile_filter && fc->ps.pps->ctb_to_row_bd[ry] == ry;
horiz_edge[0] = (!lfase && CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx, ry - 1)) || tile_edge[TOP];
tile_edge[TOP] = no_tile_filter && fc->ps.pps->ctb_to_row_bd[ry] == ry;
subpic_edge[TOP] = no_subpic_filter && fc->ps.sps->r->sps_subpic_ctu_top_left_y[subpic_idx] == ry;
horiz_edge[0] = (!lfase && CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx, ry - 1)) || tile_edge[TOP] || subpic_edge[TOP];
}
if (!edges[BOTTOM]) {
tile_edge[BOTTOM] = no_tile_filter && fc->ps.pps->ctb_to_row_bd[ry] != fc->ps.pps->ctb_to_row_bd[ry + 1];
horiz_edge[1] = (!lfase && CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx, ry + 1)) || tile_edge[BOTTOM];
tile_edge[BOTTOM] = no_tile_filter && fc->ps.pps->ctb_to_row_bd[ry] != fc->ps.pps->ctb_to_row_bd[ry + 1];
subpic_edge[BOTTOM] = no_subpic_filter &&
fc->ps.sps->r->sps_subpic_ctu_top_left_y[subpic_idx] + fc->ps.sps->r->sps_subpic_height_minus1[subpic_idx] == ry;
horiz_edge[1] = (!lfase && CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx, ry + 1)) || tile_edge[BOTTOM] || subpic_edge[BOTTOM];
}
if (!edges[LEFT] && !edges[TOP]) {
diag_edge[0] = (!lfase && CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx - 1, ry - 1)) || tile_edge[LEFT] || tile_edge[TOP];
diag_edge[0] = (!lfase && CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx - 1, ry - 1)) ||
tile_edge[LEFT] || tile_edge[TOP] || subpic_edge[LEFT] || subpic_edge[TOP];
}
if (!edges[TOP] && !edges[RIGHT]) {
diag_edge[1] = (!lfase && CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx + 1, ry - 1)) || tile_edge[RIGHT] || tile_edge[TOP];
diag_edge[1] = (!lfase && CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx + 1, ry - 1)) ||
tile_edge[RIGHT] || tile_edge[TOP] || subpic_edge[TOP] || subpic_edge[RIGHT];
}
if (!edges[RIGHT] && !edges[BOTTOM]) {
diag_edge[2] = (!lfase && CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx + 1, ry + 1)) || tile_edge[RIGHT] || tile_edge[BOTTOM];
diag_edge[2] = (!lfase && CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx + 1, ry + 1)) ||
tile_edge[RIGHT] || tile_edge[BOTTOM] || subpic_edge[RIGHT] || subpic_edge[BOTTOM];
}
if (!edges[LEFT] && !edges[BOTTOM]) {
diag_edge[3] = (!lfase && CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx - 1, ry + 1)) || tile_edge[LEFT] || tile_edge[BOTTOM];
diag_edge[3] = (!lfase && CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx - 1, ry + 1)) ||
tile_edge[LEFT] || tile_edge[BOTTOM] || subpic_edge[LEFT] || subpic_edge[BOTTOM];
}
}