void getTifImageParameters(string _fileName)
{
switch (_type)
{
case Giwer.frmDataStock.fTypes.Tif:
Bitmap bmpTif = (Bitmap)Bitmap.FromFile(_fileName);
BitmapData bitmapdataTif = bmpTif.LockBits(new Rectangle(0, 0, bmpTif.Width, bmpTif.Height), ImageLockMode.ReadOnly, bmpTif.PixelFormat);
_imageHeight = bmpTif.Height;
_imageWidth = bmpTif.Width;
_stride = bitmapdataTif.Stride;
bmpTif.UnlockBits(bitmapdataTif);
_nbands = 3;
_bytesPerPixel = 3;
bmpTif.Dispose();
return;
case Giwer.frmDataStock.fTypes.Bil:
ESRI_BIL bl = new ESRI_BIL();
bl.FileName = _fileName;
_imageHeight = bl.Nrows;
_imageWidth = bl.Ncols;
_bytesPerPixel = bl.Nbits;
_nbands = bl.Nbands;
_stride = bl.Ncols * bl.Nbits;
return;
}
}
public ImageData(string fName, Giwer.frmDataStock.fTypes ftype)
{
_fileName = fName;
_type = ftype;
if (_type == Giwer.frmDataStock.fTypes.Tif)
{
getTifImageParameters(_fileName);
}
if (_type == Giwer.frmDataStock.fTypes.Gwr)
{
getHdrParameters(fName);
}
if (_type == Giwer.frmDataStock.fTypes.Bil)
{
ESRI_BIL bl = new ESRI_BIL();
bl.FileName = fName;
bl.parseHeader();
_fileName = fName;
_type = ftype;
_imageHeight = bl.Nrows;
_imageWidth = bl.Ncols;
_nbands = bl.Nbands;
_bytesPerPixel = bl.Nbits;
}
}
