Author: tilman
Date: Sat Mar 25 04:36:59 2023
New Revision: 1908702
URL: http://svn.apache.org/viewvc?rev=1908702&view=rev
Log:
PDFBOX-5581: make getSubsampling() protected, as suggested by Liu
Modified:
pdfbox/branches/2.0/pdfbox/src/main/java/org/apache/pdfbox/rendering/PageDrawer.java
Modified:
pdfbox/branches/2.0/pdfbox/src/main/java/org/apache/pdfbox/rendering/PageDrawer.java
URL:
http://svn.apache.org/viewvc/pdfbox/branches/2.0/pdfbox/src/main/java/org/apache/pdfbox/rendering/PageDrawer.java?rev=1908702&r1=1908701&r2=1908702&view=diff
==============================================================================
---
pdfbox/branches/2.0/pdfbox/src/main/java/org/apache/pdfbox/rendering/PageDrawer.java
(original)
+++
pdfbox/branches/2.0/pdfbox/src/main/java/org/apache/pdfbox/rendering/PageDrawer.java
Sat Mar 25 04:36:59 2023
@@ -1264,15 +1264,15 @@ public class PageDrawer extends PDFGraph
}
/**
- * Calculated the subsampling frequency for a given PDImage based on the
current transformation
- * and its calculated transform
+ * Calculates the subsampling frequency for a given PDImage based on the
current transformation
+ * and its calculated transform. Extend this method if you want to use
your own strategy.
*
* @param pdImage PDImage to be drawn
* @param at Transform that will be applied to the image when drawing
* @return The rounded-down ratio of image pixels to drawn pixels.
Returned value will always be
* >=1.
*/
- private int getSubsampling(PDImage pdImage, AffineTransform at)
+ protected int getSubsampling(PDImage pdImage, AffineTransform at)
{
// calculate subsampling according to the resulting image size
double scale = Math.abs(at.getDeterminant() * xform.getDeterminant());
