From d54570a7808e1583c5ebc1fc045867a0822fef49 Mon Sep 17 00:00:00 2001
From: Timur Pocheptsov <timur.pocheptsov@qt.io>
Date: Fri, 4 Feb 2022 11:40:53 +0100
Subject: AVFoundation plugin: protect the use of codec constant
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It's not defined in older SDKs, so fails to build on macOS 10.15.

Change-Id: I9518db080660d15eb0ef8af0c509e1062ada7113
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
(cherry picked from commit f1babcc79a1693e134b9b12df3b4a5f922d42f89)
---
 src/multimedia/platform/darwin/qdarwinintegration.mm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/multimedia/platform/darwin/qdarwinintegration.mm b/src/multimedia/platform/darwin/qdarwinintegration.mm
index a1d1cfec1..18ebc8a08 100644
--- a/src/multimedia/platform/darwin/qdarwinintegration.mm
+++ b/src/multimedia/platform/darwin/qdarwinintegration.mm
@@ -54,7 +54,7 @@ QT_BEGIN_NAMESPACE
 
 QDarwinIntegration::QDarwinIntegration()
 {
-#ifdef Q_OS_MACOS
+#if defined(Q_OS_MACOS) && QT_MACOS_PLATFORM_SDK_EQUAL_OR_ABOVE(__MAC_11_0)
     if (__builtin_available(macOS 11.0, *))
         VTRegisterSupplementalVideoDecoderIfAvailable(kCMVideoCodecType_VP9);
 #endif
-- 
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