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963169-How to convert EMF images to PNG in a Word document using MetafileRenderer #511

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25 changes: 25 additions & 0 deletions ...rt_EMF-images_to_PNG_in_Word-document/.NET/Convert_EMF-images_to_PNG_in_Word-document.sln
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Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio Version 17
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MinimumVisualStudioVersion = 10.0.40219.1
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Convert_EMF-images_to_PNG_in_Word-document", "Convert_EMF-images_to_PNG_in_Word-document\Convert_EMF-images_to_PNG_in_Word-document.csproj", "{0FB638DB-2793-4FB6-B1B3-18F786EA8EF5}"
EndProject
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Release|Any CPU = Release|Any CPU
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{0FB638DB-2793-4FB6-B1B3-18F786EA8EF5}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{0FB638DB-2793-4FB6-B1B3-18F786EA8EF5}.Debug|Any CPU.Build.0 = Debug|Any CPU
{0FB638DB-2793-4FB6-B1B3-18F786EA8EF5}.Release|Any CPU.ActiveCfg = Release|Any CPU
{0FB638DB-2793-4FB6-B1B3-18F786EA8EF5}.Release|Any CPU.Build.0 = Release|Any CPU
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GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
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GlobalSection(ExtensibilityGlobals) = postSolution
SolutionGuid = {3AC4FA9F-473F-4350-B422-A0C4691A8EA6}
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23 changes: 23 additions & 0 deletions ...vert_EMF-images_to_PNG_in_Word-document/Convert_EMF-images_to_PNG_in_Word-document.csproj
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<Project Sdk="Microsoft.NET.Sdk">

<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net8.0</TargetFramework>
<RootNamespace>Convert_EMF_images_to_PNG_in_Word_document</RootNamespace>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>

<ItemGroup>
<PackageReference Include="Syncfusion.DocIO.Net.Core" Version="*" />
<PackageReference Include="Syncfusion.MetafileRenderer.Net.Core" Version="*" />
</ItemGroup>
<ItemGroup>
<None Update="Data\Input.docx">
<CopyToOutputDirectory>Always</CopyToOutputDirectory>
</None>
<None Update="Output\.gitkeep">
<CopyToOutputDirectory>Always</CopyToOutputDirectory>
</None>
</ItemGroup>
</Project>
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1 change: 1 addition & 0 deletions ...o_PNG_in_Word-document/.NET/Convert_EMF-images_to_PNG_in_Word-document/Output/gitkeep.txt
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57 changes: 57 additions & 0 deletions ...images_to_PNG_in_Word-document/.NET/Convert_EMF-images_to_PNG_in_Word-document/Program.cs
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using SkiaSharp;
using Syncfusion.DocIO;
using Syncfusion.DocIO.DLS;
using Syncfusion.Drawing;
using Syncfusion.Metafile;



using (FileStream inputStream = new FileStream(Path.GetFullPath(@"Data/Input.docx", FileMode.Open, FileAccess.ReadWrite))
{
// Opens an input Word template.
using (WordDocument document = new WordDocument(inputStream, FormatType.Docx))
{
// Find all picture in the document.
List<Entity> images = document.FindAllItemsByProperty(EntityType.Picture, null, null);
// Iterate through each image in the document.
foreach (Entity entity in images)
{
WPicture picture = entity as WPicture;
float width = picture.Width;
float height = picture.Height;

// Convert the image bytes into a memory stream.
MemoryStream stream = new MemoryStream(picture.ImageBytes);
// Create an Image object from the memory stream.
Image image = Image.FromStream(stream);
// Check if the image format is EMF.
if (image.RawFormat.Equals(ImageFormat.Emf))
{
MemoryStream imageByteStream = new MemoryStream(picture.ImageBytes);
//Create a new instance for the MetafileRenderer
MetafileRenderer renderer = new MetafileRenderer();
//Convert the Metafile to SKBitmap Image.
SKBitmap skBitmap = renderer.ConvertToImage(imageByteStream);
//Save the image as stream
using (SKImage skImage = SKImage.FromBitmap(skBitmap))
using (SKData data = skImage.Encode(SKEncodedImageFormat.Png, 100))

using (MemoryStream pngStream = new MemoryStream())
{
data.SaveTo(pngStream);
pngStream.Position = 0;
picture.LoadImage(pngStream);
picture.Height = height;
picture.Width = width;
}
}
}
// Save the modified document to the specified output file.
using (FileStream outputStream = new FileStream(Path.GetFullPath(@"Output/Result.html"), FileMode.Create, FileAccess.Write))
{
document.Save(outputStream, FormatType.Html);
}
}
}


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