Hi Louis, Other Pixma sub-backends use '#define IMAGE_BLOCK_SIZE (512*1024)'.
I would exceed IMAGE_BLOCK_SIZE to the same size (0x80000). Cheers, Rolf Am 08.02.2014 00:00, schrieb Louis Lagendijk: > On Tue, 2014-01-07 at 13:05 +0100, Louis Lagendijk wrote: > Hi Rolf, > I am working with Yvan L. G?linas <gelinasyl at gmail.com> to get the laser > multi-functionals to work over the mfnp protocol (usb over IP). > Yvan has kindly given me access to his scanner over a tunnel. > > I found that the MF4880DW sends pretty big image blocks to the backend: > I see sizes of 261640 (just below 256K), so we exceed the currently > defined : > #define IMAGE_BLOCK_SIZE (0xffff) and as a result the backend crashes. > > Would it be ok for you if I change this to: > #define IMAGE_BLOCK_SIZE (0x3ffff). > > Thanks in advance for your feedback > > Kind regards, Louis > > > >
