From 84d4c8794af52b897a25379679745c7531def2f5 Mon Sep 17 00:00:00 2001
From: reuk <reuk@users.noreply.github.com>
Date: Thu, 8 Dec 2022 18:58:43 +0000
Subject: [PATCH] MemoryOutputStream:  Avoid allocating unnecessarily large
 buffers

Previously, we would allocate storage large enough to fit the entire
contents of the input stream, even if this was lower than the
maxNumBytesToWrite.
---
 modules/juce_core/streams/juce_MemoryOutputStream.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules/juce_core/streams/juce_MemoryOutputStream.cpp b/modules/juce_core/streams/juce_MemoryOutputStream.cpp
index 2ca69dc62c..d3be4a8bbd 100644
--- a/modules/juce_core/streams/juce_MemoryOutputStream.cpp
+++ b/modules/juce_core/streams/juce_MemoryOutputStream.cpp
@@ -176,11 +176,11 @@ int64 MemoryOutputStream::writeFromInputStream (InputStream& source, int64 maxNu
 
     if (availableData > 0)
     {
-        if (maxNumBytesToWrite > availableData || maxNumBytesToWrite < 0)
+        if (maxNumBytesToWrite < 0 || availableData < maxNumBytesToWrite)
             maxNumBytesToWrite = availableData;
 
         if (blockToUse != nullptr)
-            preallocate (position + (size_t) availableData);
+            preallocate (position + (size_t) maxNumBytesToWrite);
     }
 
     return OutputStream::writeFromInputStream (source, maxNumBytesToWrite);