From 1190e53e9b69da6f9663ceb75c4813c5708b7cbd Mon Sep 17 00:00:00 2001
From: Fushan Wen <qydwhotmail@gmail.com>
Date: Sat, 15 Oct 2022 14:11:56 +0800
Subject: [PATCH] avif: always indicate endless loop

avif does not support loops but endless loop was the behavior before
460085 was fixed, so a workaround is added.

See also: https://github.com/AOMediaCodec/libavif/issues/347

CCBUG: 460085
---
 src/imageformats/avif.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/imageformats/avif.cpp b/src/imageformats/avif.cpp
index c4f7a0f..24aec84 100644
--- a/src/imageformats/avif.cpp
+++ b/src/imageformats/avif.cpp
@@ -1024,7 +1024,8 @@ int QAVIFHandler::loopCount() const
         return 0;
     }
 
-    return 1;
+    // Endless loop to work around https://github.com/AOMediaCodec/libavif/issues/347
+    return -1;
 }
 
 QPointF QAVIFHandler::CompatibleChromacity(qreal chrX, qreal chrY)
-- 
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