[vtkusers] How to save RGB information into JPEG

[YaoHaofeng]

I have a vtkFloatArray which stores 3D vector data whose values are from 0 to 255, these data is the RGB color of each point in a volume, and I want to store that in JPEG file, but the output JPEG file is pure black, could anybody help me on this?thanks
_________________________________________________________________
通过 Live.com 查看资讯、娱乐信息和您关心的其他信息！
http://www.live.com/getstarted.aspx
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.vtk.org/pipermail/vtkusers/attachments/20070306/28746069/attachment-0001.htm>