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authorThomas <>2023-01-12 16:07:30 +0100
committerThomas <>2023-01-12 16:07:30 +0100
commitb03842ccbef974873bb69d42c9e6cbc66403b432 (patch)
treea3a4dc6b3856538d993af21a417ad76d944088b9 /pdf-as-pdfbox-2/src/main
parent596818361623dbe537536683146c3df2a2fcdbb2 (diff)
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fix(sigblock): optimize image rendering of signature blocks
Issue: #65
Diffstat (limited to 'pdf-as-pdfbox-2/src/main')
-rw-r--r--pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PADESPDFBOXSigner.java16
1 files changed, 9 insertions, 7 deletions
diff --git a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PADESPDFBOXSigner.java b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PADESPDFBOXSigner.java
index d780aeec..c6499bc9 100644
--- a/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PADESPDFBOXSigner.java
+++ b/pdf-as-pdfbox-2/src/main/java/at/gv/egiz/pdfas/lib/impl/signing/pdfbox2/PADESPDFBOXSigner.java
@@ -844,9 +844,7 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
synchronized (PDDocument.class) {
visualDoc = PDDocument.load(properties.getVisibleSignature());
}
- // PDPageable pageable = new PDPageable(visualDoc);
- final PDPage firstPage = visualDoc.getDocumentCatalog().getPages().get(0);
final float stdRes = 72;
final float targetRes = resolution;
@@ -860,17 +858,21 @@ public class PADESPDFBOXSigner implements IPdfSigner, IConfigurationConstants {
visualDoc.close();
pdfRenderer = null;
- final BufferedImage cutOut = new BufferedImage((int) (position.getWidth() * factor),
- (int) (position.getHeight() * factor), BufferedImage.TYPE_4BYTE_ABGR);
+ final BufferedImage cutOut = new BufferedImage(
+ (int) (position.getWidth() * factor),
+ (int) (position.getHeight() * factor),
+ BufferedImage.TYPE_4BYTE_ABGR);
final Graphics2D graphics = (Graphics2D) cutOut.getGraphics();
- graphics.drawImage(outputImage, 0, 0, cutOut.getWidth(), cutOut.getHeight(), (int) (1 * factor),
+ graphics.drawImage(outputImage, 0, 0, cutOut.getWidth(), cutOut.getHeight(),
+ (int) (0 * factor),
(int) (outputImage.getHeight() - (position.getHeight() + 1) * factor),
- (int) ((1 + position.getWidth()) * factor), (int) (outputImage.getHeight()
- - (position.getHeight() + 1) * factor + position.getHeight() * factor),
+ (int) ((position.getWidth() + 2) * factor),
+ (int) (outputImage.getHeight() - (position.getHeight()) * factor + position.getHeight() * factor),
null);
return cutOut;
+
} catch (final PdfAsException e) {
logger.warn("PDF-AS Exception", e);
throw ErrorExtractor.searchPdfAsError(e, status);