https://github.com/GPUOpen-LibrariesAndSDKs/AMF/pull/582

From 23529a75168248b93c46b25adac1e61bb1f7ab75 Mon Sep 17 00:00:00 2001
From: "Z. Liu" <zhixu.liu@gmail.com>
Date: Tue, 30 Dec 2025 23:44:12 +0800
Subject: [PATCH] add `static` to fix errors when an inline function is used in
 multiple files

see https://bugs.gentoo.org/834761, build is failed for media-tv/mythtv
due to multiple definitions of 'GetDefaultChannelLayout'

Signed-off-by: Z. Liu <zhixu.liu@gmail.com>

diff --git a/amf/public/include/core/AudioBuffer.h b/amf/public/include/core/AudioBuffer.h
index 7382fc0..34f8adc 100644
--- a/amf/public/include/core/AudioBuffer.h
+++ b/amf/public/include/core/AudioBuffer.h
@@ -85,7 +85,7 @@ namespace amf
     } AMF_AUDIO_CHANNEL_LAYOUT;
 
     // get the most common layout for a given number of speakers
-    inline int GetDefaultChannelLayout(int channels)
+    static inline int GetDefaultChannelLayout(int channels)
     {
         switch (channels)
         {
-- 
2.49.1