svn commit: r1889577 - /pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/graphics/image/SampledImageReader.java

[tilman]

Author: tilman
Date: Thu May  6 18:46:49 2021
New Revision: 1889577

URL: http://svn.apache.org/viewvc?rev=1889577&view=rev
Log:
PDFBOX-4892: optimize by changing sequence

Modified:
    
pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/graphics/image/SampledImageReader.java

Modified: 
pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/graphics/image/SampledImageReader.java
URL: 
http://svn.apache.org/viewvc/pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/graphics/image/SampledImageReader.java?rev=1889577&r1=1889576&r2=1889577&view=diff
==============================================================================
--- 
pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/graphics/image/SampledImageReader.java
 (original)
+++ 
pdfbox/trunk/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/graphics/image/SampledImageReader.java
 Thu May  6 18:46:49 2021
@@ -189,7 +189,6 @@ final class SampledImageReader
         final int width = (int) Math.ceil(clipped.getWidth() / subsampling);
         final int height = (int) Math.ceil(clipped.getHeight() / subsampling);
         final int bitsPerComponent = pdImage.getBitsPerComponent();
-        final float[] decode = getDecodeArray(pdImage);
 
         if (width <= 0 || height <= 0 || pdImage.getWidth() <= 0 || 
pdImage.getHeight() <= 0)
         {
@@ -211,7 +210,8 @@ final class SampledImageReader
             WritableRaster raster = 
Raster.createInterleavedRaster(DataBuffer.TYPE_BYTE, width, height,
                     numComponents, new Point(0, 0));
             final float[] defaultDecode = 
pdImage.getColorSpace().getDefaultDecode(8);
-            if (bitsPerComponent == 8 && Arrays.equals(decode, defaultDecode) 
&& colorKey == null)
+            final float[] decode = getDecodeArray(pdImage);
+            if (bitsPerComponent == 8 && colorKey == null && 
Arrays.equals(decode, defaultDecode))
             {
                 // convert image, faster path for non-decoded, non-colormasked 
8-bit images
                 return from8bit(pdImage, raster, clipped, subsampling, width, 
height);