From 0824452869f53f2391f40fe5ca91a5c659b928f0 Mon Sep 17 00:00:00 2001
From: Lauri Kasanen <cand@gmx.com>
Date: Wed, 22 Sep 2021 13:22:27 +0300
Subject: [PATCH] Copy-paste bug in SSE2 scaling to under 0.5x

---
 common/rfb/EncodeManager.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/common/rfb/EncodeManager.cxx b/common/rfb/EncodeManager.cxx
index 30489c7..9a079bc 100644
--- a/common/rfb/EncodeManager.cxx
+++ b/common/rfb/EncodeManager.cxx
@@ -1024,7 +1024,7 @@ PixelBuffer *rfb::progressiveBilinearScale(const PixelBuffer *pb,
       rdr::U8 *newpx = ((ManagedPixelBuffer *) newpb)->getBufferRW(newpb->getRect(),
                                                                    &newstride);
 
-      SSE2_scale(oldpx, tgtw, tgth, newpx, oldstride, newstride, tgtdiff);
+      SSE2_scale(oldpx, tgtw, tgth, newpx, oldstride, newstride, tgtw / (float) oldw);
       if (del)
         delete pb;
     }