－避免重复提取图像

wmjordan · Jan 18, 2023 · eda248e · eda248e
1 parent f5845b4
commit eda248e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/App/Processor/ImageExtractor.cs b/App/Processor/ImageExtractor.cs
@@ -128,7 +128,7 @@ void ExtractImageInstances(PdfDictionary source, bool includeDescendants) {
 					}
 					foreach (var fri in fr) {
 						stream = PdfReader.GetPdfObject(fri.Value) as PRStream;
-						if (stream != null) {
+						if (stream != null && _Refs.Add(fri.Value) == false) {
 							subType = stream.GetAsName(PdfName.SUBTYPE);
 							if (PdfName.IMAGE.Equals(subType)) {
 								_imageInfoList.Add(new ImageInfo(fri.Value as PRIndirectReference));