Marmelator/pdftron-logic-commons
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RED-7075: WatermarkRemoval improved

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This commit is contained in:
RaphaelArnold 2023-08-03 10:40:06 +02:00
parent 5e4edbec66
commit b99f9f26fe
1 changed files with 12 additions and 13 deletions
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25
src/main/java/com/iqser/red/pdftronlogic/commons/WatermarkRemovalService.java
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@ -39,21 +39,20 @@ public class WatermarkRemovalService {
PDFDoc pdfDoc = new PDFDoc(pdfFile);
if(pdfDoc.getPageCount() < MIN_PAGES_THRESHOLD){
log.debug("Document page count {} is below threshold {}", pdfDoc.getPageCount(), MIN_PAGES_THRESHOLD);
return;
}
Map<Long, List<ElementFeatures>> formObjectsForPages = findAllFormObjectsAndImages(pdfDoc);
List<ElementFeatures> watermarkElementFeatures = filterSameFormObjectsOccuringOnMostPages(formObjectsForPages);
if(watermarkElementFeatures.size() > 0){
log.info("Watermark found and will be removed!");
log.info("Document page count {} is below threshold {}", pdfDoc.getPageCount(), MIN_PAGES_THRESHOLD);
} else {
log.info("No watermark found!");
}
Map<Long, List<ElementFeatures>> formObjectsForPages = findAllFormObjectsAndImages(pdfDoc);
removeAllWatermarks(pdfDoc, watermarkElementFeatures);
List<ElementFeatures> watermarkElementFeatures = filterSameFormObjectsOccuringOnMostPages(formObjectsForPages);
if (watermarkElementFeatures.size() > 0) {
log.info("Watermark found and will be removed!");
} else {
log.info("No watermark found!");
}
removeAllWatermarks(pdfDoc, watermarkElementFeatures);
}
try {
pdfDoc.save(out, SDFDoc.SaveMode.LINEARIZED, null);