[sane-devel] How can I help with Canon Maxify MB2000 series testing?

Patrick Roncagliolo ronca.pat at gmail.com
Sun Feb 4 18:54:23 UTC 2018


Hi Rolf,
MB2350 supports only one-side scan ADF. I used USBPcapCMD.exe to get a USB
log from windows (Wireshark on Windows do not support direct USB port
capturing AFAIK).
I sent you .pcap files of one-sheet and two-sheets scans from Win.

Il giorno dom 4 feb 2018 alle ore 13:14 Patrick Roncagliolo <
ronca.pat at gmail.com> ha scritto:

> Oh I see, thank you so much. I'll give you USB logfiles ASAP.
>
> Il dom 4 feb 2018, 13:10 Rolf Bensch <rolf at bensch-online.de> ha scritto:
>
>> Hi Patrick,
>>
>> Here you can find further infos:
>> https://wiki.wireshark.org/CaptureSetup/USB
>>
>> You need to connect your scanner via USB and disconnect Ethernet|WiFi.
>>
>> Hope this helps.
>>
>> Cheers,
>> Rolf
>>
>>
>> Am 04.02.2018 um 12:50 schrieb Patrick Roncagliolo:
>> > Hi Rolf,
>> >
>> > Can you point to a short guide for getting proper USB logfiles?
>> >
>> > Meanwhile, I noticed that wireshark do not have full support for BJNP. I
>> > browsed SANE and CUPS sources, and the BJNP dissector, and maybe in my
>> > spare time I'd like to improve the dissector. If you have any unofficial
>> > doc or article/analysis about BJNP outside what's already in C sources,
>> > I'd like to get some links.
>> >
>> >
>> > Il dom 4 feb 2018, 12:44 Rolf Bensch <rolf at bensch-online.de
>> > <mailto:rolf at bensch-online.de>> ha scritto:
>> >
>> >     Hi Patrick,
>> >
>> >     It seems that we have a general problem with ADF scanning from all
>> >     Maxify scanners.
>> >
>> >     If possible, please provide USB logfiles from a Windows machine
>> scanning
>> >     from ADF and duplex ADF, one page and two pages, using Wireshark.
>> Then I
>> >     can try to fix this.
>> >
>> >     In the meantime I'll update the doc files.
>> >
>> >     Many thanks for your help.
>> >
>> >     Cheers,
>> >     Rolf
>> >
>> >     Am 28.01.2018 um 15:26 schrieb Patrick Roncagliolo:
>> >     > Hi Rolf,
>> >     >
>> >     > I tested scanimage with different options today. In particular, I
>> >     tested
>> >     > all the combinations of connection/resolution/color available with
>> >     > flatbed mode:
>> >     >
>> >     >  --Connection: usb/net
>> >     >  --Resolution: 75/150/300/600/1200
>> >     >  --Color: color/gray/lineart
>> >     >
>> >     > ...for a total of 30 tests. I can confirm that all the
>> combinations
>> >     > work, I have a folder with all the scans and a script, so I can
>> >     > replicate the operation while collecting debug info by
>> >     > setting SANE_DEBUG_PIXMA if necessary, and share all the results
>> >     > somewhere (eg. Google Drive).
>> >     >
>> >     > But ADF _do not_ work for me using scanimage or scanadf. Here's a
>> >     sample
>> >     > output (SANE_DEBUG_PIXMA=3 PIXMA_EXPERIMENT=1):
>> >     >
>> >     > [pixma] pixma is compiled with pthread support.
>> >     > [pixma] pixma version 0.17.45
>> >     > [pixma] pixma_collect_devices() found Canon MAXIFY MB2300 Series
>> at
>> >     > libusb:003:005
>> >     > [pixma] Scanner model found: Name MB2300(Canon MAXIFY MB2300
>> Series)
>> >     > matches MB2300 series
>> >     > [pixma] pixma_collect_devices() found Canon MAXIFY MB2300 Series
>> at
>> >     > bjnp://192.168.1.5:8612/timeout=1000
>> >     <http://192.168.1.5:8612/timeout=1000>
>> >     <http://192.168.1.5:8612/timeout=1000>
>> >     > [pixma] pixma_open(): Canon MAXIFY MB2300 Series
>> >     > [pixma] *mp150_open***** This is a generation 5 scanner.  *****
>> >     > [pixma] Reader task started
>> >     > [pixma]
>> >     > [pixma] [pixma] Reader task id=139915254597376 (threaded)
>> >     > scanimage: scanning image of size 638x1050 pixels at 24 bits/pixel
>> >     > scanimage: acquiring RGB frame
>> >     > pixma_scan(): start
>> >     > [pixma]   line_size=1914 image_size=2009700 channels=3 depth=8
>> >     > [pixma]   dpi=75x75 offset=(0,0) dimension=638x1050
>> >     > [pixma]   gamma_table=0x704fc8 source=1
>> >     > [pixma]   threshold=127 threshold_curve=0
>> >     > [pixma]   adf-wait=0
>> >     > [pixma]   ADF page count: 0
>> >     > [pixma] WARNING:send_time() disabled!
>> >     > [pixma] Current status: paper=0 cal=0 lamp=0 busy=0
>> >     > [pixma] pixma_scan() failed ECANCELED
>> >     > [pixma] read_image():reader task closed the pipe:0 bytes received,
>> >     > 2009700 bytes expected
>> >     > [pixma] Reader task terminated: ECANCELED
>> >     > scanimage: min/max graylevel value = 255/0
>> >     > scanimage: sane_read: Operation was cancelled
>> >     > [pixma] pixma_close(): Canon MAXIFY MB2300 Series
>> >     >
>> >     > Seems that pages in the ADF are not recognised: see "ADF page
>> >     count=0".
>> >     >
>> >     >
>> >     > Il giorno sab 27 gen 2018 alle ore 18:05 Rolf Bensch
>> >     > <rolf at bensch-online.de <mailto:rolf at bensch-online.de>
>> >     <mailto:rolf at bensch-online.de <mailto:rolf at bensch-online.de>>> ha
>> >     scritto:
>> >     >
>> >     >     Hi Patrick,
>> >     >
>> >     >     Please scan all scan options (color, grayscale, lineart,
>> 75...600
>> >     >     dpi) from flatbed.
>> >     >
>> >     >     Then test the document feeder with your preferred settings
>> >     (e.g. A4,
>> >     >     300 dpi) and the whole sheet size. With a single sheet and
>> >     multiple
>> >     >     sheets. At least test duplex scanning from ADF, single sheet
>> and
>> >     >     multiple sheets.
>> >     >
>> >     >     I'm getting the best ADF scan results with gscan2pdf (I really
>> >     never
>> >     >     got best results using scanimage or xsane). For scanning
>> single
>> >     >     sheets from flatbed or ADF (one side only) you can use your
>> >     favorite
>> >     >     frontend, e.g. xsane.
>> >     >
>> >     >     If you might have problems, please test also connected with
>> >     USB only.
>> >     >
>> >     >     Many thanks for report.
>> >     >
>> >     >     Cheers,
>> >     >     Rolf
>> >     >
>> >     >
>> >     >     Am 26.01.2018 um 00:33 schrieb Patrick Roncagliolo:
>> >     >>     I forgot to specify that obviously SANE driver worked and
>> allowed
>> >     >>     me to do some scans with Xsane and ScanImage.
>> >     >>     My reference to ScanGearMP is simply for completeness, but
>> does
>> >     >>     not relate with the main point of my previous mail.
>> >     >>
>> >     >>     So, rephrasing:  "I can say LibSane works with MB2350 via LAN
>> >     >>     connection".
>> >     >>
>> >     >>     Il giorno ven 26 gen 2018 alle ore 00:27 Patrick Roncagliolo
>> >     >>     <ronca.pat at gmail.com <mailto:ronca.pat at gmail.com>
>> >     <mailto:ronca.pat at gmail.com <mailto:ronca.pat at gmail.com>>> ha
>> scritto:
>> >     >>
>> >     >>         Hello,
>> >     >>         I saw testers are needed for this series of scanners.
>> >     >>
>> >     >>         I have a Canon Maxify MB2350 scanner, connected through
>> LAN.
>> >     >>         I can detect the scanner from Canon ScanGearMP 3.40 from
>> >     >>         Ubuntu Linux 16.04.
>> >     >>         I added "bjnp://192.168.1.5 <http://192.168.1.5>
>> >     <http://192.168.1.5>" to my
>> >     >>         pixma.conf file, where 192.168.1.5 is my scanner IP
>> address.
>> >     >>         LibSane is taken from the daily git snapshots from
>> >     >>         RolfBensch's PPA (now: 1.0.27+git20180122).
>> >     >>
>> >     >>         _I can say it works._ But I hope to help more if I can.
>> >     So: is
>> >     >>         there a way to do something useful other than scanning a
>> >     >>         random sheet of paper? Do you have standard tests or data
>> >     >>         collection procedure that could help you to improve
>> >     support or
>> >     >>         verify that all is working great? Do you need some packet
>> >     >>         sniffing or something like that?
>> >     >>
>> >     >>         Best regards,
>> >     >>         Patrick Roncagliolo
>> >     >>
>> >     >
>> >
>>
>
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