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MohanaselvamJothiMohanaselvamJothi
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Merge pull request #113 from DharanyaSakthivel-SF4210/master
ES-939872 - Added the AWS-EC2 sample in PPTX-to-Image conversion
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‎PPTX-to-Image-conversion/Convert-PowerPoint-presentation-to-Image/AWS/AWS-EC2/PPTXtoImage_withCredentials/Dockerfile‎

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# See https://aka.ms/customizecontainer to learn how to customize your debug container and how Visual Studio uses this Dockerfile to build your images for faster debugging.
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# This stage is used when running from VS in fast mode (Default for Debug configuration)
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FROM mcr.microsoft.com/dotnet/runtime:8.0 AS base
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RUN apt-get update -y && apt-get install libfontconfig -y
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USER $APP_UID
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WORKDIR /app
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# This stage is used to build the service project
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FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build
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ARG BUILD_CONFIGURATION=Release
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WORKDIR /src
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COPY ["PPTXtoImage.csproj", "."]
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RUN dotnet restore "./PPTXtoImage.csproj"
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COPY . .
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WORKDIR "/src/."
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RUN dotnet build "./PPTXtoImage.csproj" -c $BUILD_CONFIGURATION -o /app/build
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# This stage is used to publish the service project to be copied to the final stage
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FROM build AS publish
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ARG BUILD_CONFIGURATION=Release
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RUN dotnet publish "./PPTXtoImage.csproj" -c $BUILD_CONFIGURATION -o /app/publish /p:UseAppHost=false
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# This stage is used in production or when running from VS in regular mode (Default when not using the Debug configuration)
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FROM base AS final
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WORKDIR /app
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COPY --from=publish /app/publish .
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ENTRYPOINT ["dotnet", "PPTXtoImage.dll"]

‎PPTX-to-Image-conversion/Convert-PowerPoint-presentation-to-Image/AWS/AWS-EC2/PPTXtoImage_withCredentials/PPTXtoImage.csproj‎

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<OutputType>Exe</OutputType>
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<TargetFramework>net8.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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<DockerDefaultTargetOS>Linux</DockerDefaultTargetOS>
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<DockerfileContext>.</DockerfileContext>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="AWSSDK.S3" Version="3.7.413.3" />
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<PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.21.0" />
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<PackageReference Include="SkiaSharp.NativeAssets.Linux.NoDependencies" Version="3.116.1" />
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<PackageReference Include="Syncfusion.PresentationRenderer.Net.Core" Version="*" />
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</ItemGroup>
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</Project>

‎PPTX-to-Image-conversion/Convert-PowerPoint-presentation-to-Image/AWS/AWS-EC2/PPTXtoImage_withCredentials/PPTXtoImage.sln‎

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.12.35707.178 d17.12
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PPTXtoImage", "PPTXtoImage.csproj", "{7BF3E653-F91B-46F4-AAF5-CB09B8DEC762}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{7BF3E653-F91B-46F4-AAF5-CB09B8DEC762}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{7BF3E653-F91B-46F4-AAF5-CB09B8DEC762}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{7BF3E653-F91B-46F4-AAF5-CB09B8DEC762}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{7BF3E653-F91B-46F4-AAF5-CB09B8DEC762}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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EndGlobal

‎PPTX-to-Image-conversion/Convert-PowerPoint-presentation-to-Image/AWS/AWS-EC2/PPTXtoImage_withCredentials/Program.cs‎

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using Amazon.S3;
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using Amazon;
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using Amazon.S3.Model;
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using System;
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using System.IO;
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using System.Threading.Tasks;
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using Syncfusion.Presentation;
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using Syncfusion.PresentationRenderer;
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using SkiaSharp;
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namespace PPTXtoImage
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{
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class Program
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{
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private static readonly RegionEndpoint bucketRegion = RegionEndpoint.USEast1;
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private static IAmazonS3 s3Client;
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static async Task Main()
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{
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var credentials = new Amazon.Runtime.BasicAWSCredentials("accessKey", "secretKey");
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var config = new AmazonS3Config
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{
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RegionEndpoint = bucketRegion
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};
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s3Client = new AmazonS3Client(credentials, config);
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Console.WriteLine("Kindly enter the S3 bucket name: ");
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string bucketName = Console.ReadLine();
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Console.WriteLine("Kindly enter the input folder name that has the input PowerPoints: ");
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string inputFolderName = Console.ReadLine();
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Console.WriteLine("Kindly enter the output folder name in which the output images should be stored: ");
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string outputFolderName = Console.ReadLine();
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//Gets the list of imput files from the input folder.
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List<string> inputFileNames = await ListFilesAsync(inputFolderName, bucketName);
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for (int i = 0; i < inputFileNames.Count; i++)
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{
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//Converts PPTX to Image.
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await ConvertPptxToImage(inputFileNames[i], inputFolderName, bucketName, outputFolderName);
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}
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}
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/// <summary>
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/// Gets the list of input files.
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/// </summary>
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/// <returns></returns>
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private static async Task<List<string>> ListFilesAsync(string inputFolderName, string bucketName)
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{
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List<string> files = new List<string>();
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try
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{
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var request = new ListObjectsV2Request
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{
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BucketName = bucketName,
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Prefix = $"{inputFolderName}/",
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Delimiter = "/"
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};
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ListObjectsV2Response response;
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do
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{
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response = await s3Client.ListObjectsV2Async(request);
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foreach (S3Object entry in response.S3Objects)
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{
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// Skip the "folder" itself
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if (entry.Key.EndsWith("/"))
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continue;
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// Extract the filename by removing the folder path prefix
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string fileName = entry.Key.Substring(inputFolderName.Length);
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files.Add(fileName);
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}
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request.ContinuationToken = response.NextContinuationToken;
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} while (response.IsTruncated);
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return files;
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}
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catch (AmazonS3Exception e)
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{
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Console.WriteLine("Error encountered on server. Message:'{0}' when listing objects", e.Message);
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return null;
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}
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catch (Exception e)
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{
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Console.WriteLine("Unknown encountered on server. Message:'{0}' when listing objects", e.Message);
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return null;
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}
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}
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/// <summary>
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/// Converts the PPTX to the image.
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/// </summary>
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/// <param name="inputFileName">Input file name</param>
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/// <returns></returns>
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static async Task ConvertPptxToImage(string inputFileName, string inputFolderName, string bucketName, string outputFolderName)
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{
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try
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{
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//Download the file from S3 into the MemoryStream
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var response = await s3Client.GetObjectAsync(new Amazon.S3.Model.GetObjectRequest
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{
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BucketName = bucketName,
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Key = inputFolderName + inputFileName
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});
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using (Stream responseStream = response.ResponseStream)
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{
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MemoryStream fileStream = new MemoryStream();
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await responseStream.CopyToAsync(fileStream);
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//Open the existing PowerPoint presentation.
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using (IPresentation pptxDoc = Presentation.Open(fileStream))
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{
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//Initialize PresentationRenderer.
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pptxDoc.PresentationRenderer = new PresentationRenderer();
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//Convert the PowerPoint presentation as image streams.
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Stream[] images = pptxDoc.RenderAsImages(ExportImageFormat.Png);
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//Gets the file name without extension.
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string fileNameWithoutExt = Path.GetFileNameWithoutExtension(inputFileName);
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//Save the image streams to file.
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for (int i = 0; i < images.Length; i++)
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{
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using (Stream stream = images[i])
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{
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//Uploads the image to the S3 bucket.
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await UploadImageAsync(stream, $"{fileNameWithoutExt}" + i + ".png", bucketName, outputFolderName);
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}
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}
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}
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}
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}
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catch (AmazonS3Exception e)
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{
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Console.WriteLine($"Error encountered on server. Message:'{e.Message}'");
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}
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catch (Exception e)
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{
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Console.WriteLine($"Unknown error encountered. Message:'{e.Message}'");
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}
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}
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/// <summary>
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/// Uploads the image to the S3 bucket.
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/// </summary>
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/// <param name="imageStream">Converted image stream</param>
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/// <param name="outputFileName">Name that the image should be saved</param>
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/// <returns></returns>
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public static async Task UploadImageAsync(Stream imageStream, string outputFileName, string bucketName, string outputFolderName)
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{
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try
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{
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var key = $"{outputFolderName}/{outputFileName}"; // e.g., "images/your-image.png"
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var request = new PutObjectRequest
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{
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BucketName = bucketName,
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Key = key,
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InputStream = imageStream,
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ContentType = "image/png" // Adjust based on your image type
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};
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var response = await s3Client.PutObjectAsync(request);
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if (response.HttpStatusCode == System.Net.HttpStatusCode.OK)
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{
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Console.WriteLine("Image uploaded successfully.");
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}
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else
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{
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Console.WriteLine($"Failed to upload image. HTTP Status Code: {response.HttpStatusCode}");
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}
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}
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catch (AmazonS3Exception ex)
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{
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Console.WriteLine($"Error encountered on server. Message:'{ex.Message}'");
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}
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catch (Exception ex)
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{
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Console.WriteLine($"Unknown error encountered. Message:'{ex.Message}'");
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}
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}
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}
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}

‎PPTX-to-Image-conversion/Convert-PowerPoint-presentation-to-Image/AWS/AWS-EC2/PPTXtoImage_withoutCredentials/Dockerfile‎

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# See https://aka.ms/customizecontainer to learn how to customize your debug container and how Visual Studio uses this Dockerfile to build your images for faster debugging.
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# This stage is used when running from VS in fast mode (Default for Debug configuration)
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FROM mcr.microsoft.com/dotnet/runtime:8.0 AS base
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RUN apt-get update -y && apt-get install libfontconfig -y
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USER $APP_UID
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WORKDIR /app
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# This stage is used to build the service project
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FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build
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ARG BUILD_CONFIGURATION=Release
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WORKDIR /src
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COPY ["PPTXtoImage.csproj", "."]
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RUN dotnet restore "./PPTXtoImage.csproj"
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COPY . .
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WORKDIR "/src/."
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RUN dotnet build "./PPTXtoImage.csproj" -c $BUILD_CONFIGURATION -o /app/build
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# This stage is used to publish the service project to be copied to the final stage
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FROM build AS publish
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ARG BUILD_CONFIGURATION=Release
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RUN dotnet publish "./PPTXtoImage.csproj" -c $BUILD_CONFIGURATION -o /app/publish /p:UseAppHost=false
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# This stage is used in production or when running from VS in regular mode (Default when not using the Debug configuration)
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FROM base AS final
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WORKDIR /app
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COPY --from=publish /app/publish .
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ENTRYPOINT ["dotnet", "PPTXtoImage.dll"]

‎PPTX-to-Image-conversion/Convert-PowerPoint-presentation-to-Image/AWS/AWS-EC2/PPTXtoImage_withoutCredentials/PPTXtoImage.csproj‎

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<OutputType>Exe</OutputType>
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<TargetFramework>net8.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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<DockerDefaultTargetOS>Linux</DockerDefaultTargetOS>
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<DockerfileContext>.</DockerfileContext>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="AWSSDK.S3" Version="3.7.413.3" />
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<PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.21.0" />
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<PackageReference Include="SkiaSharp.NativeAssets.Linux.NoDependencies" Version="3.116.1" />
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<PackageReference Include="Syncfusion.PresentationRenderer.Net.Core" Version="*" />
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</ItemGroup>
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</Project>

‎PPTX-to-Image-conversion/Convert-PowerPoint-presentation-to-Image/AWS/AWS-EC2/PPTXtoImage_withoutCredentials/PPTXtoImage.sln‎

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.12.35707.178 d17.12
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PPTXtoImage", "PPTXtoImage.csproj", "{7BF3E653-F91B-46F4-AAF5-CB09B8DEC762}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{7BF3E653-F91B-46F4-AAF5-CB09B8DEC762}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{7BF3E653-F91B-46F4-AAF5-CB09B8DEC762}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{7BF3E653-F91B-46F4-AAF5-CB09B8DEC762}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{7BF3E653-F91B-46F4-AAF5-CB09B8DEC762}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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EndGlobal

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