Update PdfPig to 0.1.10-alpha, add support for DCT and JBIG2 filters and update tests

Author: BobLd

UglyToad.PdfPig.Rendering.Skia.Tests/ExpectedImages/pdfpig_skia/AcroFormsBasicFields_1.png

@@ -0,0 +1,68 @@
+// Copyright 2024 BobLd
+//
+// Licensed under the Apache License, Version 2.0 (the "License").
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+using System.IO;
+using UglyToad.PdfPig.Graphics.Colors;
+using Xunit;
+
+namespace UglyToad.PdfPig.Rendering.Skia.Tests
+{
+    public class GitHubIssues
+    {
+        private const int _scale = 2;
+        private const string _outputPath = "OutputSpecific";
+
+        public GitHubIssues()
+        {
+            Directory.CreateDirectory(_outputPath);
+        }
+
+
+        [Fact]
+        public void Issue27_1()
+        {
+            using (var document = PdfDocument.Open(Path.Combine("SpecificTestDocuments", "Go.pdf"), SkiaRenderingParsingOptions.Instance))
+            {
+                document.AddSkiaPageFactory();
+
+                for (int p = 1; p <= document.NumberOfPages; ++p)
+                {
+                    using (var fs = new FileStream(Path.Combine(_outputPath, $"Go_{p}.png"), FileMode.Create))
+                    using (var ms = document.GetPageAsPng(p, _scale, RGBColor.White))
+                    {
+                        ms.WriteTo(fs);
+                    }
+                }
+            }
+        }
+
+        [Fact]
+        public void Issue27_2()
+        {
+            using (var document = PdfDocument.Open(Path.Combine("SpecificTestDocuments", "new.pdf"), SkiaRenderingParsingOptions.Instance))
+            {
+                document.AddSkiaPageFactory();
+
+                for (int p = 1; p <= document.NumberOfPages; ++p)
+                {
+                    using (var fs = new FileStream(Path.Combine(_outputPath, $"new_{p}.png"), FileMode.Create))
+                    using (var ms = document.GetPageAsPng(p, _scale, RGBColor.White))
+                    {
+                        ms.WriteTo(fs);
+                    }
+                }
+            }
+        }
+    }
+}

UglyToad.PdfPig.Rendering.Skia.Tests/ExpectedImages/pdfpig_skia/GHOSTSCRIPT-697507-0_1.png

@@ -120,7 +120,7 @@ public static bool TestResizeSinglePage(string pdfFile, int pageNumber, string e
                     throw new NullReferenceException("Could not load expected image.");
                 }
 
-                using (var document = PdfDocument.Open(docPath))
+                using (var document = PdfDocument.Open(docPath, SkiaRenderingParsingOptions.Instance))
                 {
                     document.AddSkiaPageFactory();
                     using (var actual = document.GetPageAsSKBitmap(pageNumber, scale, RGBColor.White))
@@ -188,7 +188,7 @@ public static bool TestSinglePage(string pdfFile, int pageNumber, string expecte
                     throw new NullReferenceException("Could not load expected image.");
                 }
 
-                using (var document = PdfDocument.Open(docPath))
+                using (var document = PdfDocument.Open(docPath, SkiaRenderingParsingOptions.Instance))
                 {
                     document.AddSkiaPageFactory();
                     using (var actual = document.GetPageAsSKBitmap(pageNumber, scale, RGBColor.White))