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DecodeParms might be an indirect reference

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This commit is contained in:
Kasper Frank 2021-05-10 09:01:57 +02:00
parent 30039aa6d3
commit 9f6dd5375d
1 changed files with 11 additions and 2 deletions
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11
src/UglyToad.PdfPig/XObjects/XObjectFactory.cs
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@ -11,6 +11,7 @@
using Graphics.Core;
using Tokenization.Scanner;
using Tokens;
using UglyToad.PdfPig.Parser.Parts;
using Util;
internal static class XObjectFactory
@ -99,7 +100,15 @@
}
}
var decodedBytes = supportsFilters ? new Lazy<IReadOnlyList<byte>>(() => xObject.Stream.Decode(filterProvider, pdfScanner))
var decodeParams = dictionary.GetObjectOrDefault(NameToken.DecodeParms, NameToken.Dp);
if (decodeParams is IndirectReferenceToken refToken)
{
dictionary = dictionary.With(NameToken.DecodeParms, pdfScanner.Get(refToken.Data).Data);
}
var streamToken = new StreamToken(dictionary, xObject.Stream.Data);
var decodedBytes = supportsFilters ? new Lazy<IReadOnlyList<byte>>(() => streamToken.Decode(filterProvider, pdfScanner))
: null;
var decode = EmptyArray<decimal>.Instance;