converting .PNG to .ICO in C/C#

Question

I want to convert .PNG files to .ICO files. I want to do it locally with out any internet dependency (so I can\'t use online tools like converttoico.com etc).

I foun

Answer 1

Probably a little bit late, but here´s some c# solution to this:

using (FileStream stream = File.OpenWrite(@"C:\temp\test.ico"))
{
    Bitmap bitmap = (Bitmap)Image.FromFile(@"c:\temp\test.png");
    Icon.FromHandle(bitmap.GetHicon()).Save(stream);
}

Answer 2

ImageMagick is the most awesome CLI image manipulation utility ever made:

convert image.png image.ico

It's that easy, and it works with virtually every format you throw at it.

Also, it has APIs for a quite a few different languages (C#, if I remember correctly).

Answer 3

You can use ImageMagick library that can convert png to ico , you can find imageMagick for .NET here : http://imagemagick.codeplex.com/ .

If you need a program to do that you can try with IrFanView in batch mode ...