PDFBOX-5999: fix initial ByteArrayOutputStream size as proposed by Axel Howind

lehmi · lehmi · commit 25c1ac8d1eb1 · 2025-05-04T11:04:02.000Z
git-svn-id: https://svn.apache.org/repos/asf/pdfbox/trunk@1925393 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/tools/src/main/java/org/apache/pdfbox/tools/imageio/ImageIOUtil.java b/tools/src/main/java/org/apache/pdfbox/tools/imageio/ImageIOUtil.java
@@ -350,7 +350,7 @@ private static byte[] getAsDeflatedBytes(ICC_Profile profile) throws IOException
     {
         byte[] data = profile.getData();
 
-        ByteArrayOutputStream deflated = new ByteArrayOutputStream(Math.max(32, 2 * data.length));
+        ByteArrayOutputStream deflated = new ByteArrayOutputStream(Math.max(32, data.length / 2));
         try (DeflaterOutputStream deflater = new DeflaterOutputStream(deflated))
         {
             deflater.write(data);

Original file line number	Diff line number	Diff line change
`@@ -350,7 +350,7 @@ private static byte[] getAsDeflatedBytes(ICC_Profile profile) throws IOException`
`350`	`350`	`{`
`351`	`351`	`byte[] data = profile.getData();`
`352`	`352`
`353`		`- ByteArrayOutputStream deflated = new ByteArrayOutputStream(Math.max(32, 2 * data.length));`
	`353`	`+ ByteArrayOutputStream deflated = new ByteArrayOutputStream(Math.max(32, data.length / 2));`
`354`	`354`	`try (DeflaterOutputStream deflater = new DeflaterOutputStream(deflated))`
`355`	`355`	`{`
`356`	`356`	`deflater.write(data);`