public IPixels GetPixels()

using Flir.Atlas.Image;
using (ThermalImageFile image = new ThermalImageFile(_existingFile))
{
         if (image != null)
         {
             // get signal values from image
             IPixels pix = image.ImageProcessing.GetPixels();
             int m = image.MaxSignalValue;
             // calculate the temperature for the maximum signal value
             double temp = image.GetValueFromSignal(m);
         }
}