From 1064603164cc0233a35cd8d967861cbdebedf2e9 Mon Sep 17 00:00:00 2001
From: siivonek <kari.siivonen@tuni.fi>
Date: Tue, 7 Sep 2021 14:51:09 +0200
Subject: [PATCH] Limit MRL search to only MPM modes.

---
 src/search_intra.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/search_intra.c b/src/search_intra.c
index 42a4c6a3..6216cbbc 100644
--- a/src/search_intra.c
+++ b/src/search_intra.c
@@ -1102,6 +1102,10 @@ void kvz_search_cu_intra(encoder_state_t * const state,
     }
     
     for(int line = 0; line < lines; ++line) {
+      // For extra reference lines, only check predicted modes
+      if (line != 0) {
+        number_of_modes_to_search = 0;
+      }
       int num_modes_to_check = MIN(number_of_modes[line], number_of_modes_to_search);
       cur_cu->intra.multi_ref_idx = line;
       kvz_sort_modes(modes[line], costs[line], number_of_modes[line]);