From 8111af2c545c3ce652d4b83da80c58ff1a91b5f8 Mon Sep 17 00:00:00 2001
From: lisyarus <lisyarus@gmail.com>
Date: Thu, 6 Oct 2022 23:30:01 +0300
Subject: [PATCH] Add decibel to gain converters

---
 libs/audio/include/psemek/audio/constants.hpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/libs/audio/include/psemek/audio/constants.hpp b/libs/audio/include/psemek/audio/constants.hpp
index fcdbb013..d8b6bb27 100644
--- a/libs/audio/include/psemek/audio/constants.hpp
+++ b/libs/audio/include/psemek/audio/constants.hpp
@@ -19,4 +19,14 @@ namespace psemek::audio
 		return static_cast<float>(samples) * 0.5f * inv_frequency;
 	}
 
+	inline float to_db(float amplitude)
+	{
+		return 10.f * std::log10(amplitude);
+	}
+
+	inline float from_db(float db)
+	{
+		return std::pow(10.f, db / 10.f);
+	}
+
 }