Convert Image to Base64 (Ready for HTML tag)

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Description	Converts an image to Base64 ready to be used in an HTML tag.
Language	C#.net
Minimum Version	5.1.1+
Created By	Wakewalker
Contributors	-
Date Created	Oct 17, 2017
Date Last Modified	Mar 17, 2022

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//WARNING: this script is NOT compatible with ClipboardFusion 6.0+ because of: HttpServerUtility.UrlTokenDecode using System; using System.Collections.Generic; using System.Windows.Forms; using System.Drawing; using System.Runtime.Serialization.Formatters.Binary; using System.IO; using System.Text; using System.Web; public static class ClipboardFusionHelper { ///<summary> /// Base 64 Encoding with URL and Filename Safe Alphabet using UTF-8 character set. ///</summary> ///<param name="str">The origianl string</param> ///<returns>The Base64 encoded string</returns> public static string Base64ForUrlEncode(string str) { byte[] encbuff = Encoding.UTF8.GetBytes(str); return HttpServerUtility.UrlTokenEncode(encbuff); } ///<summary> /// Decode Base64 encoded string with URL and Filename Safe Alphabet using UTF-8. ///</summary> ///<param name="str">Base64 code</param> ///<returns>The decoded string.</returns> public static string Base64ForUrlDecode(string str) { byte[] decbuff = HttpServerUtility.UrlTokenDecode(str); return Encoding.UTF8.GetString(decbuff); } internal static byte[] ImageToByteArray(Image img) { byte[] byteArray = new byte[0]; MemoryStream stream = new MemoryStream(); img.Save(stream, System.Drawing.Imaging.ImageFormat.Png); stream.Close(); byteArray = stream.ToArray(); return byteArray; } public static string ProcessText(string text) { if(!Clipboard.ContainsImage()) return text; BinaryFormatter binFormatter = new BinaryFormatter(); using(Image img = Clipboard.GetImage()) { text = Convert.ToBase64String(ImageToByteArray(img)); } //BFS.Dialog.ShowMessageInfo("Convert image to Base64 is finished!"); return string.Format(@"data:image/gif;base64,{0}", text); } }