On Sat, 11 Aug 2007, Ian Mallett wrote:
>  > Which is better to use.
>  >
>  > > glDrawPixels or Pixel buffers?
>  >
>  > whats pixel buffers?
> 
>  I'd assume buffers, but both should be pretty fast.

Depending on how many pixels you are manipulating, glDrawPixels will almost 
always be the slowest of your many options.

Google "opengl pixel buffer" gives:

http://www.opengl.org/registry/specs/ARB/pixel_buffer_object.txt


     Richard