PdfFocuseImageFormat Enumeration

Specifies the image format embedded in the output document. Default value: Auto.

Namespace: SautinSoft
Assembly: SautinSoft.PdfFocus (in SautinSoft.PdfFocus.dll) Version: 2024.3.28

Syntax

public enum eImageFormat

Public Enumeration eImageFormat

Members

Member name	Value	Description
Auto	0	Default. In this case the embedded images will keep their original format. The Jpeg images will be stored using Jpeg codec, the all others as PNG.
Jpeg	1	Force to convert all images into Jpeg format. Be careful: using Jpeg for images you can reduce the PDF size, but could lose the transparency.
Png	2	Force to convert all images into Png format.

Example

ASP.Net MVC - Export PDF to HTML using C#

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using FileUploadDownload.Models;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Logging;
using SautinSoft;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Net.Mime;
using System.Reflection.Metadata;
using System.Text;
using System.Threading.Tasks;

namespace FileUploadDownload.Controllers
{
    public class HomeController : Controller
    {
        private readonly ILogger<HomeController> _logger;

        public HomeController(ILogger<HomeController> logger)
        {
            _logger = logger;
        }

        public IActionResult Index()
        {
            // Get files from the server
            var model = new FilesViewModel();
            foreach (var item in Directory.GetFiles(Path.Combine(Directory.GetCurrentDirectory(), "upload")))
            {
                model.Files.Add(
                    new FileDetails { Name = System.IO.Path.GetFileName(item), Path = item });
            }
            return View(model);
        }

        [HttpPost]
        public IActionResult Index(IFormFile[] files)
        {
            // Iterate each files
            foreach (var file in files)
            {
                // Get the file name from the browser
                var fileName = System.IO.Path.GetFileName(file.FileName);

                // Get file path to be uploaded
                var filePath = Path.Combine(Directory.GetCurrentDirectory(), "upload", fileName);

                // Check If file with same name exists and delete it
                if (System.IO.File.Exists(filePath))
                {
                    System.IO.File.Delete(filePath);
                }

                // Create a new local file and copy contents of uploaded file
                using (var localFile = System.IO.File.OpenWrite(filePath))
                using (var uploadedFile = file.OpenReadStream())
                {
                    uploadedFile.CopyTo(localFile);

                }

                //show HTML

            }
            ViewBag.Message = "Files are successfully uploaded";

            // Get files from the server
            var model = new FilesViewModel();
            foreach (var item in Directory.GetFiles(Path.Combine(Directory.GetCurrentDirectory(), "upload")))
            {
                model.Files.Add(
                    new FileDetails { Name = System.IO.Path.GetFileName(item), Path = item });
                SautinSoft.PdfFocus f = new SautinSoft.PdfFocus();


                f.OpenPdf(item);
                if (f.PageCount > 0)
                {
                    f.HtmlOptions.IncludeImageInHtml = true;
                    f.EmbeddedImagesFormat = PdfFocus.eImageFormat.Png;
                    string html = f.ToHtml();
                    var bytes = Encoding.UTF8.GetBytes(html);
                    var contentType = "application/html";
                    var result = new FileContentResult(bytes, contentType);
                    result.FileDownloadName = "Result.html";

                    if (item != null)
                    { return result; ;
                    }
                }
            }
            return View(model);
        }



        private string GetContentType(string path)
        {
            var types = GetMimeTypes();
            var ext = Path.GetExtension(path).ToLowerInvariant();
            return types[ext];
        }

        private Dictionary<string, string> GetMimeTypes()
        {
            return new Dictionary<string, string>
            {
                {".txt", "text/plain"},
                {".pdf", "application/pdf"},
                {".html", "application/vnd.ms-word"},
                {".docx", "application/vnd.ms-word"},
                {".xls", "application/vnd.ms-excel"},
                {".xlsx", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"},
                {".png", "image/png"},
                {".jpg", "image/jpeg"},
                {".jpeg", "image/jpeg"}
            };
        }

        public IActionResult Privacy()
        {
            return View();
        }

        [ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
        public IActionResult Error()
        {
            return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier });
        }
    }
}

ASP.Net MVC - Export PDF to HTML using VB.Net

Copy

using FileUploadDownload.Models;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Logging;
using SautinSoft;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Net.Mime;
using System.Reflection.Metadata;
using System.Text;
using System.Threading.Tasks;

namespace FileUploadDownload.Controllers
{
    public class HomeController : Controller
    {
        private readonly ILogger<HomeController> _logger;

        public HomeController(ILogger<HomeController> logger)
        {
            _logger = logger;
        }

        public IActionResult Index()
        {
            // Get files from the server
            var model = new FilesViewModel();
            foreach (var item in Directory.GetFiles(Path.Combine(Directory.GetCurrentDirectory(), "upload")))
            {
                model.Files.Add(
                    new FileDetails { Name = System.IO.Path.GetFileName(item), Path = item });
            }
            return View(model);
        }

        [HttpPost]
        public IActionResult Index(IFormFile[] files)
        {
            // Iterate each files
            foreach (var file in files)
            {
                // Get the file name from the browser
                var fileName = System.IO.Path.GetFileName(file.FileName);

                // Get file path to be uploaded
                var filePath = Path.Combine(Directory.GetCurrentDirectory(), "upload", fileName);

                // Check If file with same name exists and delete it
                if (System.IO.File.Exists(filePath))
                {
                    System.IO.File.Delete(filePath);
                }

                // Create a new local file and copy contents of uploaded file
                using (var localFile = System.IO.File.OpenWrite(filePath))
                using (var uploadedFile = file.OpenReadStream())
                {
                    uploadedFile.CopyTo(localFile);

                }

                //show HTML

            }
            ViewBag.Message = "Files are successfully uploaded";

            // Get files from the server
            var model = new FilesViewModel();
            foreach (var item in Directory.GetFiles(Path.Combine(Directory.GetCurrentDirectory(), "upload")))
            {
                model.Files.Add(
                    new FileDetails { Name = System.IO.Path.GetFileName(item), Path = item });
                SautinSoft.PdfFocus f = new SautinSoft.PdfFocus();


                f.OpenPdf(item);
                if (f.PageCount > 0)
                {
                    f.HtmlOptions.IncludeImageInHtml = true;
                    f.EmbeddedImagesFormat = PdfFocus.eImageFormat.Png;
                    string html = f.ToHtml();
                    var bytes = Encoding.UTF8.GetBytes(html);
                    var contentType = "application/html";
                    var result = new FileContentResult(bytes, contentType);
                    result.FileDownloadName = "Result.html";

                    if (item != null)
                    { return result; ;
                    }
                }
            }
            return View(model);
        }



        private string GetContentType(string path)
        {
            var types = GetMimeTypes();
            var ext = Path.GetExtension(path).ToLowerInvariant();
            return types[ext];
        }

        private Dictionary<string, string> GetMimeTypes()
        {
            return new Dictionary<string, string>
            {
                {".txt", "text/plain"},
                {".pdf", "application/pdf"},
                {".html", "application/vnd.ms-word"},
                {".docx", "application/vnd.ms-word"},
                {".xls", "application/vnd.ms-excel"},
                {".xlsx", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"},
                {".png", "image/png"},
                {".jpg", "image/jpeg"},
                {".jpeg", "image/jpeg"}
            };
        }

        public IActionResult Privacy()
        {
            return View();
        }

        [ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
        public IActionResult Error()
        {
            return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier });
        }
    }
}

Reference

SautinSoft Namespace