BinaryToBase64.cs

using System.Globalization;
 
namespace NeuroAccessMaui.UI.Converters
{
    [AcceptEmptyServiceProvider]
    public class BinaryToBase64 : IValueConverter, IMarkupExtension
    {
        public object? Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
        {
            if (value is byte[] Bin)
                return System.Convert.ToBase64String(Bin);
            else
                return value;
        }
 
        public object? ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
        {
            if (value is string s)
                return System.Convert.FromBase64String(s);
            else
                return value;
        }
 
        public object? ProvideValue(IServiceProvider serviceProvider)
        {
            return this;
        }
    }
}