private static ImageSource Decode(Stream stream, int size)
{
var tgaHeader = TgaReader.ReadHeader(stream);
var dataLength = (int)stream.Length - System.Runtime.InteropServices.Marshal.SizeOf(tgaHeader);
var data = ReadBytes(stream, dataLength);
return(Decode(data, tgaHeader, size));
}
private static Option <TgaHeader> ReadHeader(string fileName)
{
try
{
using (var stream = new FileStream(fileName, FileMode.Open))
{
return(TgaReader.ReadHeader(stream));
}
}
catch
{
return(Option <TgaHeader> .None);
}
}
private static ImageSource CreateImageThumbnail(string absolutePath, int size)
{
var tgaReader = new TgaReader(absolutePath);
return(tgaReader.Decode(size));
}