830501- Added Compress PDFs samples

Compression/Compress_secured_PDF_NET/.NET-Standard/Compress_secured_PDF_NET.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.6.33417.168
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Compress_secured_PDF_NET", "Compress_secured_PDF_NET\Compress_secured_PDF_NET.csproj", "{A7643DD4-589A-41FC-AFE0-4C6316ED1AB0}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{A7643DD4-589A-41FC-AFE0-4C6316ED1AB0}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{A7643DD4-589A-41FC-AFE0-4C6316ED1AB0}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{A7643DD4-589A-41FC-AFE0-4C6316ED1AB0}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{A7643DD4-589A-41FC-AFE0-4C6316ED1AB0}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {01627C7B-49BA-4C53-ACD4-9F9D2739263F}
+	EndGlobalSection
+EndGlobal

Compression/Compress_secured_PDF_NET/.NET-Standard/Compress_secured_PDF_NET/Compress_secured_PDF_NET.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Syncfusion.Pdf.Imaging.Net.Core" Version="21.2.9" />
+  </ItemGroup>
+
+</Project>

Compression/Compress_secured_PDF_NET/.NET-Standard/Compress_secured_PDF_NET/Program.cs

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+using Syncfusion.Pdf.Parsing;
+using Syncfusion.Pdf.Security;
+using Syncfusion.Pdf;
+
+namespace Compress_secured_PDF_NET {
+    internal class Program {
+        static void Main(string[] args) {
+            //Load existing PDF document.
+            FileStream fileStream = new FileStream(Path.GetFullPath("../../../Data/SecurePDF.pdf"), FileMode.Open, FileAccess.Read);
+            PdfLoadedDocument document = new PdfLoadedDocument(fileStream, "sample123");
+
+            //Create a new compression option.
+            PdfCompressionOptions options = new PdfCompressionOptions();
+            //Enable the compress image.
+            options.CompressImages = true;
+            //Set the image quality.
+            options.ImageQuality = 50;
+
+            //Assign the compression option to the document
+            document.Compress(options);
+            //Create file stream.
+            using (FileStream outputFileStream = new FileStream("Output.pdf", FileMode.Create, FileAccess.ReadWrite)) {
+                //Save the PDF document to file stream.
+                document.Save(outputFileStream);
+            }
+            //Close the document.
+            document.Close(true);
+        }
+    }
+}

Compression/Merge_and_compress_PDF_NET/.NET-Standard/Merge_and_compress_PDF_NET.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.6.33417.168
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Merge_and_compress_PDF_NET", "Merge_and_compress_PDF_NET\Merge_and_compress_PDF_NET.csproj", "{57645AC9-37C6-4DF8-AD81-30EE1290FA49}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{57645AC9-37C6-4DF8-AD81-30EE1290FA49}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{57645AC9-37C6-4DF8-AD81-30EE1290FA49}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{57645AC9-37C6-4DF8-AD81-30EE1290FA49}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{57645AC9-37C6-4DF8-AD81-30EE1290FA49}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {11312D7C-18D0-4A8D-996D-1044D027BE7F}
+	EndGlobalSection
+EndGlobal

Compression/Merge_and_compress_PDF_NET/.NET-Standard/Merge_and_compress_PDF_NET/Merge_and_compress_PDF_NET.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Syncfusion.Pdf.Imaging.Net.Core" Version="21.2.9" />
+  </ItemGroup>
+
+</Project>

Compression/Merge_and_compress_PDF_NET/.NET-Standard/Merge_and_compress_PDF_NET/Program.cs

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+using Syncfusion.Pdf.Parsing;
+using Syncfusion.Pdf;
+
+namespace Merge_and_compress_PDF_NET {
+    internal class Program {
+        static void Main(string[] args) {
+            // Create a PDF document. 
+            using (PdfDocument finalDocument = new PdfDocument()) {
+
+                // Get the stream from an existing PDF documents. 
+                using (FileStream firstStream = new FileStream(Path.GetFullPath("../../../Data/imageDoc.pdf"), FileMode.Open, FileAccess.Read))
+
+                using (FileStream secondStream = new FileStream(Path.GetFullPath("../../../Data/imageDoc.pdf"), FileMode.Open, FileAccess.Read)) {
+
+                    // Create a PDF stream for merging. 
+                    Stream[] streams = { firstStream, secondStream };
+
+                    // Merge PDF documents. 
+                    PdfDocumentBase.Merge(finalDocument, streams);
+
+                    // Save the document into a stream. 
+                    MemoryStream outputStream = new MemoryStream();
+                    finalDocument.Save(outputStream);
+
+                    // Create a new PdfLoadedDocument object from the file stream. 
+                    using (PdfLoadedDocument loadedDocument = new PdfLoadedDocument(outputStream)) {
+
+                        // Create a new PdfCompressionOptions object. 
+                        PdfCompressionOptions options = new PdfCompressionOptions();
+
+                        // Enable the compress image and set image quality. 
+                        options.CompressImages = true;
+                        options.ImageQuality = 50;
+
+                        // Compress the PDF document. 
+                        loadedDocument.Compress(options);
+
+                        // Save the document into memory stream. 
+                        using (FileStream memoryStream = new FileStream("Output.pdf", FileMode.Create, FileAccess.ReadWrite)) {
+                            loadedDocument.Save(memoryStream);
+                        }
+                    }
+                }
+            }
+        }
+    }
+}