On Sat, 2014-02-08 at 13:07 +0100, Louis Lagendijk wrote: > On Sat, 2014-02-08 at 00:00 +0100, Louis Lagendijk wrote: > > 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 > > I realized that there may be a better option still: increase the buffer > size when we receive large blocksize. Please let me know whatg you > prefer > regards, Louis
I included the wrong version of the patch. Here is the correct one (still not tested as I do not have a connection to the scanner). kind regards, Louis -------------- next part -------------- A non-text attachment was scrubbed... Name: pixma_imageclass.c.diff Type: text/x-patch Size: 1498 bytes Desc: not available URL: <http://lists.alioth.debian.org/pipermail/sane-devel/attachments/20140208/ae1c3c6e/attachment.bin>
