diff options
Diffstat (limited to 'media/libaom/src/av1/encoder/aq_complexity.c')
-rw-r--r-- | media/libaom/src/av1/encoder/aq_complexity.c | 59 |
1 files changed, 36 insertions, 23 deletions
diff --git a/media/libaom/src/av1/encoder/aq_complexity.c b/media/libaom/src/av1/encoder/aq_complexity.c index 80f8e2e66d..36580063d6 100644 --- a/media/libaom/src/av1/encoder/aq_complexity.c +++ b/media/libaom/src/av1/encoder/aq_complexity.c @@ -41,14 +41,29 @@ static const double aq_c_var_thresholds[AQ_C_STRENGTHS][AQ_C_SEGMENTS] = { static int get_aq_c_strength(int q_index, aom_bit_depth_t bit_depth) { // Approximate base quatizer (truncated to int) - const int base_quant = av1_ac_quant_Q3(q_index, 0, bit_depth) / 4; + const int base_quant = av1_ac_quant_QTX(q_index, 0, bit_depth) / 4; return (base_quant > 10) + (base_quant > 25); } +static bool is_frame_aq_enabled(const AV1_COMP *const cpi) { + const AV1_COMMON *const cm = &cpi->common; + + return frame_is_intra_only(cm) || cm->features.error_resilient_mode || + cpi->refresh_alt_ref_frame || + (cpi->refresh_golden_frame && !cpi->rc.is_src_frame_alt_ref); +} + +// Segmentation only makes sense if the target bits per SB is above a threshold. +// Below this the overheads will usually outweigh any benefit. +static bool is_sb_aq_enabled(const AV1_COMP *const cpi) { + return cpi->rc.sb64_target_rate >= 256; +} + void av1_setup_in_frame_q_adj(AV1_COMP *cpi) { AV1_COMMON *const cm = &cpi->common; + const int base_qindex = cm->quant_params.base_qindex; struct segmentation *const seg = &cm->seg; - int resolution_change = + const int resolution_change = cm->prev_frame && (cm->width != cm->prev_frame->width || cm->height != cm->prev_frame->height); @@ -56,27 +71,24 @@ void av1_setup_in_frame_q_adj(AV1_COMP *cpi) { aom_clear_system_state(); if (resolution_change) { - memset(cpi->segmentation_map, 0, cm->mi_rows * cm->mi_cols); + memset(cpi->enc_seg.map, 0, cm->mi_params.mi_rows * cm->mi_params.mi_cols); av1_clearall_segfeatures(seg); av1_disable_segmentation(seg); return; } - if (frame_is_intra_only(cm) || cm->error_resilient_mode || - cpi->refresh_alt_ref_frame || - (cpi->refresh_golden_frame && !cpi->rc.is_src_frame_alt_ref)) { + if (is_frame_aq_enabled(cpi)) { int segment; const int aq_strength = - get_aq_c_strength(cm->base_qindex, cm->seq_params.bit_depth); + get_aq_c_strength(base_qindex, cm->seq_params.bit_depth); // Clear down the segment map. - memset(cpi->segmentation_map, DEFAULT_AQ2_SEG, cm->mi_rows * cm->mi_cols); + memset(cpi->enc_seg.map, DEFAULT_AQ2_SEG, + cm->mi_params.mi_rows * cm->mi_params.mi_cols); av1_clearall_segfeatures(seg); - // Segmentation only makes sense if the target bits per SB is above a - // threshold. Below this the overheads will usually outweigh any benefit. - if (cpi->rc.sb64_target_rate < 256) { + if (!is_sb_aq_enabled(cpi)) { av1_disable_segmentation(seg); return; } @@ -93,17 +105,17 @@ void av1_setup_in_frame_q_adj(AV1_COMP *cpi) { if (segment == DEFAULT_AQ2_SEG) continue; qindex_delta = av1_compute_qdelta_by_rate( - &cpi->rc, cm->frame_type, cm->base_qindex, + &cpi->rc, cm->current_frame.frame_type, base_qindex, aq_c_q_adj_factor[aq_strength][segment], cm->seq_params.bit_depth); // For AQ complexity mode, we dont allow Q0 in a segment if the base // Q is not 0. Q0 (lossless) implies 4x4 only and in AQ mode 2 a segment // Q delta is sometimes applied without going back around the rd loop. // This could lead to an illegal combination of partition size and q. - if ((cm->base_qindex != 0) && ((cm->base_qindex + qindex_delta) == 0)) { - qindex_delta = -cm->base_qindex + 1; + if ((base_qindex != 0) && ((base_qindex + qindex_delta) == 0)) { + qindex_delta = -base_qindex + 1; } - if ((cm->base_qindex + qindex_delta) > 0) { + if ((base_qindex + qindex_delta) > 0) { av1_enable_segfeature(seg, segment, SEG_LVL_ALT_Q); av1_set_segdata(seg, segment, SEG_LVL_ALT_Q, qindex_delta); } @@ -118,12 +130,13 @@ void av1_setup_in_frame_q_adj(AV1_COMP *cpi) { // bits for the block vs a target average and its spatial complexity. void av1_caq_select_segment(const AV1_COMP *cpi, MACROBLOCK *mb, BLOCK_SIZE bs, int mi_row, int mi_col, int projected_rate) { + if ((!is_frame_aq_enabled(cpi)) || (!is_sb_aq_enabled(cpi))) return; const AV1_COMMON *const cm = &cpi->common; const int num_planes = av1_num_planes(cm); - const int mi_offset = mi_row * cm->mi_cols + mi_col; - const int xmis = AOMMIN(cm->mi_cols - mi_col, mi_size_wide[bs]); - const int ymis = AOMMIN(cm->mi_rows - mi_row, mi_size_high[bs]); + const int mi_offset = mi_row * cm->mi_params.mi_cols + mi_col; + const int xmis = AOMMIN(cm->mi_params.mi_cols - mi_col, mi_size_wide[bs]); + const int ymis = AOMMIN(cm->mi_params.mi_rows - mi_row, mi_size_high[bs]); int x, y; int i; unsigned char segment; @@ -139,16 +152,16 @@ void av1_caq_select_segment(const AV1_COMP *cpi, MACROBLOCK *mb, BLOCK_SIZE bs, const int target_rate = (int)(num / denom); double logvar; double low_var_thresh; - const int aq_strength = - get_aq_c_strength(cm->base_qindex, cm->seq_params.bit_depth); + const int aq_strength = get_aq_c_strength(cm->quant_params.base_qindex, + cm->seq_params.bit_depth); aom_clear_system_state(); low_var_thresh = - (cpi->oxcf.pass == 2) + (is_stat_consumption_stage_twopass(cpi)) ? AOMMAX(exp(cpi->twopass.mb_av_energy), MIN_DEFAULT_LV_THRESH) : DEFAULT_LV_THRESH; - av1_setup_src_planes(mb, cpi->source, mi_row, mi_col, num_planes); + av1_setup_src_planes(mb, cpi->source, mi_row, mi_col, num_planes, bs); logvar = av1_log_block_var(cpi, mb, bs); segment = AQ_C_SEGMENTS - 1; // Just in case no break out below. @@ -166,7 +179,7 @@ void av1_caq_select_segment(const AV1_COMP *cpi, MACROBLOCK *mb, BLOCK_SIZE bs, // Fill in the entires in the segment map corresponding to this SB64. for (y = 0; y < ymis; y++) { for (x = 0; x < xmis; x++) { - cpi->segmentation_map[mi_offset + y * cm->mi_cols + x] = segment; + cpi->enc_seg.map[mi_offset + y * cm->mi_params.mi_cols + x] = segment; } } } |