From e5302188f2620a5def09df6319e81c72691e5a09 Mon Sep 17 00:00:00 2001
From: Ahmet Inan <xdsopl@gmail.com>
Date: Thu, 7 Aug 2025 20:26:50 +0200
Subject: [PATCH] abort search if PAPR is better than 7 dB

---
 encode.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/encode.cc b/encode.cc
index f42e2c2..81f795d 100644
--- a/encode.cc
+++ b/encode.cc
@@ -198,6 +198,8 @@ struct Encoder : public Common
 												papr[symbol_number] = best_papr;
 												for (int i = 0; i < symbol_len; ++i)
 													tdom[i] = test[i];
+												if (test_papr < 5)
+													goto end;
 											}
 										}
 									}
@@ -208,6 +210,7 @@ struct Encoder : public Common
 				}
 			}
 		}
+end:
 		clipping_and_filtering(scale);
 		if (symbol_number != -1) {
 			for (int i = 0; i < guard_len; ++i)