public static HyperspectralImage Load(Stream stream, HyperspectralImageInfo info)
{
using (var reader = new BinaryReader(stream))
{
var dataPtr = Marshal.AllocHGlobal(info.Bands * info.Height * info.Width * 2);
unsafe
{
var destPointer = (UInt16 *)dataPtr.ToPointer();
for (int height = 0; height < info.Height; height++)
{
for (int width = 0; width < info.Width; width++)
{
for (int band = 0; band < info.Bands; band++)
{
ushort t = reader.ReadByte();
t <<= 8;
t += reader.ReadByte();
*(destPointer + info.Width * info.Height * band + info.Width * height + width) = t;
}
}
}
}
return(new HyperspectralImage(info, dataPtr));
}
}
public static HyperspectralImage Load(IntPtr data, HyperspectralImageInfo info)
{
var dataPtr = Marshal.AllocHGlobal(info.Bands * info.Height * info.Width * 2);
unsafe
{
var sourcePointer = (UInt16 *)data.ToPointer();
var destPointer = (UInt16 *)dataPtr.ToPointer();
for (int i = 0; i < info.Bands * info.Height * info.Width; i++)
{
*(destPointer + i) = *(sourcePointer + i);
}
}
return(new HyperspectralImage(info, dataPtr));
}
protected HyperspectralImage(HyperspectralImageInfo info, IntPtr data)
{
_disposed = false;
_imageInfo = info;
_data = data;
}
