commit f637ed7c6eb247480a73c0c451d71554d4858399
author Debargha Mukherjee <debargha@google.com> Mon Sep 21 18:41:57 2020 -0700
committer Debargha Mukherjee <debargha@google.com> Tue Sep 22 21:41:30 2020 +0000
tree b3acc8b1bc0ea428d446470ae12c23c12fa9cb37
parent 1a75aa9b68c0be8ba98a8871c40886367f516f59

Increase q threshold for faster HD+ encode mode

Reduces encode time for certain types of difficult to
encode high resolution content.

STATS_CHANGED

hdres2 (49 frames, q mode, cpu-used 0): +0.09% BDRATE

Change-Id: I23f3cb260fa81071dee88fa75addb0e8d5f352ef

av1/encoder/speed_features.c

diff --git a/av1/encoder/speed_features.c b/av1/encoder/speed_features.c
index e287649..86eaa31 100644
--- a/av1/encoder/speed_features.c
+++ b/av1/encoder/speed_features.c
@@ -1357,7 +1357,7 @@
   const int is_720p_or_larger = AOMMIN(cm->width, cm->height) >= 720;
   const int is_1080p_or_larger = AOMMIN(cm->width, cm->height) >= 1080;
   if (is_720p_or_larger && cpi->oxcf.mode == GOOD && speed == 0) {
-    if (cm->quant_params.base_qindex <= 108) {
+    if (cm->quant_params.base_qindex <= 128) {
       sf->rd_sf.perform_coeff_opt = 2 + is_1080p_or_larger;
       memcpy(winner_mode_params->coeff_opt_dist_threshold,
              coeff_opt_dist_thresholds[sf->rd_sf.perform_coeff_opt],
@@ -1370,7 +1370,7 @@
       sf->inter_sf.skip_repeated_newmv = 1;
       sf->tx_sf.model_based_prune_tx_search_level = 0;
 
-      if (is_1080p_or_larger && cm->quant_params.base_qindex <= 80) {
+      if (is_1080p_or_larger && cm->quant_params.base_qindex <= 108) {
         sf->inter_sf.selective_ref_frame = 2;
         sf->rd_sf.tx_domain_dist_level = boosted ? 1 : 2;
         sf->rd_sf.tx_domain_dist_thres_level = 1;