Added functionality

HEIC2PNG.csproj

@@ -11,5 +11,9 @@
         <None Remove="help.txt" />
         <EmbeddedResource Include="help.txt" />
     </ItemGroup>
+
+    <ItemGroup>
+      <PackageReference Include="Magick.NET-Q8-AnyCPU" Version="13.10.0" />
+    </ItemGroup>
 
 </Project>

Program.cs

@@ -1,6 +1,55 @@
 using HEIC2PNG;
+using ImageMagick;
 
 if (args.Length == 0 || args[0] == "help")
+{
+    PrintHelp();
+    return;
+}
+
+var inputFile = args[0];
+var outputFolder = args.Length == 2 ? args[1] : null;
+
+
+string filePath = Path.Combine(AppContext.BaseDirectory, inputFile);
+if (File.Exists(filePath))
+{
+    ConvertFile(filePath);
+} else if (Directory.Exists(filePath))
+{
+    foreach (var file in Directory.GetFiles(filePath))
+    {
+        if(!file.EndsWith(".HEIC")) continue;
+        ConvertFile(file);
+    }
+}
+else
+{
+    Console.WriteLine("Error: File or Directory not found. Please check the path or refer to the help page.");
+}
+
+return;
+
+void PrintHelp()
 {
     Console.WriteLine(FileUtils.ReadLocalEmbeddedResource("help.txt"));
+}
+
+void ConvertFile(string inputFilePath)
+{
+    var outputFilePath = $"{inputFilePath}.png";
+    try
+    {
+        using (MagickImage image = new MagickImage(inputFilePath))
+        {
+            image.Format = MagickFormat.Png;
+            image.Write(outputFilePath);
+
+            Console.WriteLine($"Successfully converted {Path.GetFileName($"{inputFilePath}")} to {Path.GetFileName(outputFilePath)}");
+        }
+    }
+    catch (Exception ex)
+    {
+        Console.WriteLine($"Error: {ex.Message}");
+    }
 }

help.txt

@@ -2,7 +2,7 @@
 █─█─█▄─▄▄─█▄─▄█─▄▄▄─█▀▄▄▀█▄─▄▄─█▄─▀█▄─▄█─▄▄▄▄█
 █─▄─██─▄█▀██─██─███▀██▀▄███─▄▄▄██─█▄▀─██─██▄─█
 █▄█▄█▄▄▄▄▄█▄▄▄█▄▄▄▄▄█▄▄▄▄█▄▄▄███▄▄▄██▄▄█▄▄▄▄▄█
-By Nevah5 - version develop
+By Nevah5 - v1.0.0
 
 HEIC2PNG.exe {input_folder} [output_folder]
 Converts all the HEIC images in the specified input folder to PNG.