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Generate mrl references for mrl rough search

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This commit is contained in:
Joose Sainio 2022-04-15 08:55:02 +03:00
parent f4dc3ab43b
commit b9618690e7
1 changed files with 25 additions and 10 deletions
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35
src/search_intra.c
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@ -768,7 +768,7 @@ static void get_rough_cost_for_n_modes(
double costs_out[PARALLEL_BLKS] = { 0 };
for(int mode = 0; mode < num_modes; mode += PARALLEL_BLKS) {
for (int i = 0; i < PARALLEL_BLKS; ++i) {
kvz_intra_predict(state, refs, cu_loc, COLOR_Y, preds[i], &search_data[mode + i], NULL);
kvz_intra_predict(state, &refs[search_data[mode + i].pred_cu.intra.multi_ref_idx], cu_loc, COLOR_Y, preds[i], &search_data[mode + i], NULL);
}
get_cost_dual(state, preds, orig_block, satd_dual_func, sad_dual_func, width, costs_out);
search_data[mode].cost = costs_out[0];
@ -1042,10 +1042,12 @@ void kvz_search_cu_intra(
const cu_loc_t cu_loc = { x_px, y_px, cu_width, cu_width,
MAX(cu_width >> 1, TR_MIN_WIDTH), MAX(cu_width >> 1, TR_MIN_WIDTH) };
const int_fast8_t log2_width = LOG2_LCU_WIDTH - depth;
const vector2d_t luma_px = { x_px, y_px };
const vector2d_t pic_px = { state->tile->frame->width, state->tile->frame->height };
cu_info_t *cur_cu = LCU_GET_CU_AT_PX(lcu, lcu_px.x, lcu_px.y);
kvz_intra_references refs;
kvz_intra_references refs[MAX_REF_LINE_IDX];
int8_t candidate_modes[INTRA_MPM_COUNT];
// Normal intra modes + mrl modes + mip modes
@ -1065,11 +1067,7 @@ void kvz_search_cu_intra(
kvz_intra_get_dir_luma_predictor(x_px, y_px, candidate_modes, cur_cu, left_cu, above_cu);
if (depth > 0) {
const vector2d_t luma_px = { x_px, y_px };
const vector2d_t pic_px = { state->tile->frame->width, state->tile->frame->height };
// These references will only be used with rough search. No need for MRL stuff here.
kvz_intra_build_reference(log2_width, COLOR_Y, &luma_px, &pic_px, lcu, &refs, state->encoder_control->cfg.wpp, NULL, 0);
kvz_intra_build_reference(log2_width, COLOR_Y, &luma_px, &pic_px, lcu, refs, state->encoder_control->cfg.wpp, NULL, 0);
}
// The maximum number of possible MIP modes depend on block size & shape
@ -1091,7 +1089,7 @@ void kvz_search_cu_intra(
number_of_modes = search_intra_rough(state,
ref_pixels,
LCU_WIDTH,
&refs,
refs,
log2_width, candidate_modes,
search_data, &temp_pred_cu);
@ -1124,7 +1122,7 @@ void kvz_search_cu_intra(
}
}
if(!skip_rough_search) {
get_rough_cost_for_n_modes(state, &refs, &cu_loc,
get_rough_cost_for_n_modes(state, refs, &cu_loc,
ref_pixels, LCU_WIDTH, search_data + number_of_modes, num_mip_modes);
}
}
@ -1136,6 +1134,23 @@ void kvz_search_cu_intra(
uint8_t lines = state->encoder_control->cfg.mrl && (y_px % LCU_WIDTH) != 0 ? MAX_REF_LINE_IDX : 1;
for(int line = 1; line < lines; ++line) {
kvz_pixel extra_refs[128 * MAX_REF_LINE_IDX] = { 0 };
if (luma_px.x > 0 && lcu_px.x == 0 && lcu_px.y > 0) {
videoframe_t* const frame = state->tile->frame;
// Copy extra ref lines, including ref line 1 and top left corner.
for (int i = 0; i < MAX_REF_LINE_IDX; ++i) {
int height = (LCU_WIDTH >> depth) * 2 + MAX_REF_LINE_IDX;
height = MIN(height, (LCU_WIDTH - lcu_px.y + MAX_REF_LINE_IDX)); // Cut short if on bottom LCU edge. Cannot take references from below since they don't exist.
height = MIN(height, pic_px.y - luma_px.y + MAX_REF_LINE_IDX);
kvz_pixels_blit(&frame->rec->y[(luma_px.y - MAX_REF_LINE_IDX) * frame->rec->stride + luma_px.x - (1 + i)],
&extra_refs[i * 128],
1, height,
frame->rec->stride, 1);
}
}
kvz_intra_build_reference(log2_width, COLOR_Y, &luma_px, &pic_px, lcu, &refs[line], state->encoder_control->cfg.wpp, extra_refs, line);
for(int i = 1; i < INTRA_MPM_COUNT; i++) {
num_mrl_modes++;
const int index = (i - 1) + (INTRA_MPM_COUNT -1)*(line-1) + number_of_modes;
@ -1147,7 +1162,7 @@ void kvz_search_cu_intra(
}
}
if (!skip_rough_search && lines != 1) {
get_rough_cost_for_n_modes(state, &refs, &cu_loc,
get_rough_cost_for_n_modes(state, refs, &cu_loc,
ref_pixels, LCU_WIDTH, search_data + number_of_modes, num_mrl_modes);
}
number_of_modes += num_mrl_modes;