Re: SUCCESS - KWorld VS-USB2800D recognized as PointNix Intra-Oral Camera - No Composite Input

Does anyone know of any similar hardware to the KWorld VS-USB2800D that has
built in support from Ubuntu 9.04/9.10?

Many thanks in advance,

Chris



Kay Wrobel wrote:
> 
> Dear folks @ V4L List,
> 
> I'd just quickly like to let everybody know that I am now able to
> capture S-Video AND Composite video from my KWorld VS-USB2800D using the
> latest development snapshot of v4l-dvb. Kudos to Douglas Schilling
> Landgraf for helping me with the steps to download and recompile the
> v4l-dvb drivers, specifically the em28xx driver which pertains to my
> capture device.
> 
> As a nice side effect, I am also now able to select a new audio capture
> device embedded in the VS-USB2800D device instead of using the extra
> line-in wire that comes out of the device. I used to have to feed that
> cable into the line-in of my sound card. Now, I get an actual device
> called "Empia Em28xx Audio Empia 28xx Capture (ALSA)" in Ubuntu's Sound
> Preferences dialog.
> 
> These are the steps I followed to get the driver downloaded and compiled
> (again, thanks Douglas):
> 
> 1) rmmod em28xx (remove any driver pre-loaded)
> 
> 2) Check version of your kernel
>    uname -r
> 
> 3) Making backup
>    cp -R /lib/modules/KERNELVERSION/kernel/drivers/media/video/em28xx
>       /BACKUPDIR
> 
> 4) Installing dev stuff
>    apt-get install build-essential mercurial -y
> 
> 5) Download and recompile
> shell> hg clone http://www.linuxtv.org/hg/v4l-dvb
> shell> cd v4l-dvb
> shell> make
> shell> make unload
> shell> make install 
> shell> dmesg -c  (clear your dmesg)
> shell> modprobe em28xx 
> 
> The new dmesg output is:
>> [13703.852052] usb 1-6: new high speed USB device using ehci_hcd and
>> address 6
>> [13703.985055] usb 1-6: configuration #1 chosen from 1 choice
>> [13704.110261] Linux video capture interface: v2.00
>> [13704.142555] em28xx: New device @ 480 Mbps (eb1a:2860, interface 0,
>> class 0)
>> [13704.143637] em28xx #0: Identified as Unknown EM2750/28xx video grabber
>> (card=1)
>> [13704.145734] em28xx #0: chip ID is em2860
>> [13704.238342] em28xx #0: board has no eeprom
>> [13704.252594] em28xx #0: found i2c device @ 0x4a [saa7113h]
>> [13704.286824] em28xx #0: Your board has no unique USB ID.
>> [13704.286836] em28xx #0: A hint were successfully done, based on i2c
>> devicelist hash.
>> [13704.286843] em28xx #0: This method is not 100% failproof.
>> [13704.286849] em28xx #0: If the board were missdetected, please email
>> this log to:
>> [13704.286854] em28xx #0:     V4L Mailing List 
>> <[email protected]>
>> [13704.286859] em28xx #0: Board detected as EM2860/SAA711X Reference
>> Design
>> [13704.286865] em28xx #0: Registering snapshot button...
>> [13704.287002] input: em28xx snapshot button as
>> /devices/pci0000:00/0000:00:1d.7/usb1/1-6/input/input7
>> [13704.712507] saa7115 3-0025: saa7113 found (1f7113d0e100000) @ 0x4a
>> (em28xx #0)
>> [13705.448275] em28xx #0: Config register raw data: 0x00
>> [13705.448286] em28xx #0: No AC97 audio processor
>> [13705.548029] em28xx #0: v4l2 driver version 0.1.2
>> [13705.832260] em28xx #0: V4L2 device registered as /dev/video0 and
>> /dev/vbi0
>> [13705.832324] usbcore: registered new interface driver em28xx
>> [13705.832332] em28xx driver loaded
>> [13705.871760] em28xx-audio.c: probing for em28x1 non standard usbaudio
>> [13705.871780] em28xx-audio.c: Copyright (C) 2006 Markus Rechberger
>> [13705.876321] Em28xx: Initialized (Em28xx Audio Extension) extension
> 
> So finally I can use the device the way I had intended it to: Play Super
> Mario Galaxy on my Wii connected to my laptop ;-)
> 
> Cheers.
> 
> 
> ----- Original message -----
> From: "Kay Wrobel" <[email protected]>
> To: "V4L Mailing List" <[email protected]>
> Date: Tue, 09 Jun 2009 14:58:01 -0500
> Subject: KWorld VS-USB2800D recognized as PointNix Intra-Oral Camera -
> No Composite Input
> 
> Hi video4linux list,
> 
> This may be something that has been asked in the past. I have a KWorld
> VS-USB2800D video capture device and my Ubuntu 9.04 Jaunty recognizes it
> as a PointNix Intra-Oral Camera. The only thing that works is the
> S-Video input. However, I'd like to use the Composite input (regular
> yellow RCA). So here's the dmesg:
> 
> [18325.975026] usb 3-2.2: USB disconnect, address 7
> [18406.553718] usb 3-2.2: new full speed USB device using uhci_hcd and
> address 8
> [18406.655706] usb 3-2.2: not running at top speed; connect to a high
> speed hub
> [18406.664296] usb 3-2.2: configuration #1 chosen from 1 choice
> [18406.666788] hub 3-2.2:1.0: USB hub found
> [18406.668783] hub 3-2.2:1.0: 4 ports detected
> [20149.760030] usb 1-6: new high speed USB device using ehci_hcd and
> address 5
> [20149.892966] usb 1-6: configuration #1 chosen from 1 choice
> [20149.954275] Linux video capture interface: v2.00
> [20149.964580] em28xx v4l2 driver version 0.1.0 loaded
> [20149.964632] em28xx new video device (eb1a:2860): interface 0, class
> 255
> [20149.964640] em28xx Doesn't have usb audio class
> [20149.964645] em28xx #0: Alternate settings: 8
> [20149.964649] em28xx #0: Alternate setting 0, max size= 0
> [20149.964653] em28xx #0: Alternate setting 1, max size= 0
> [20149.964657] em28xx #0: Alternate setting 2, max size= 1448
> [20149.964661] em28xx #0: Alternate setting 3, max size= 2048
> [20149.964666] em28xx #0: Alternate setting 4, max size= 2304
> [20149.964670] em28xx #0: Alternate setting 5, max size= 2580
> [20149.964674] em28xx #0: Alternate setting 6, max size= 2892
> [20149.964678] em28xx #0: Alternate setting 7, max size= 3072
> [20149.964926] em28xx #0: chip ID is em2860
> [20150.196540] em28xx #0: board has no eeprom
> [20150.210897] em28xx #0: found i2c device @ 0x4a [saa7113h]
> [20150.252142] em28xx #0: Your board has no unique USB ID.
> [20150.252150] em28xx #0: A hint were successfully done, based on i2c
> devicelist hash.
> [20150.252155] em28xx #0: This method is not 100% failproof.
> [20150.252160] em28xx #0: If the board were missdetected, please email
> this log to:
> [20150.252164] em28xx #0:       V4L Mailing List 
> <[email protected]>
> [20150.252170] em28xx #0: Board detected as PointNix Intra-Oral Camera
> [20150.252175] em28xx #0: Registering snapshot button...
> [20150.252411] input: em28xx snapshot button as
> /devices/pci0000:00/0000:00:1d.7/usb1/1-6/input/input6
> [20150.643094] saa7115' 4-0025: saa7113 found (1f7113d0e100000) @ 0x4a
> (em28xx #0)
> [20151.920343] em28xx #0: V4L2 device registered as /dev/video0 and
> /dev/vbi0
> [20151.920351] em28xx #0: Found PointNix Intra-Oral Camera
> [20151.920395] usbcore: registered new interface driver em28xx
> [20151.927004] em28xx-audio.c: probing for em28x1 non standard usbaudio
> [20151.927009] em28xx-audio.c: Copyright (C) 2006 Markus Rechberger
> [20151.927534] Em28xx: Initialized (Em28xx Audio Extension) extension
> 
> Notice how it only generates /dev/video0 and /dev/vbi0. I would have
> expected to see two additional devices, like /dev/video1 and /dev/vbi1.
> 
> Maybe the detected Intra-Oral camera doesn't have that input, but the
> KWorld VS-USB2008D does. What can be done to make the driver recognize
> the Composite input correctly?
> 
> Thanks for any help...
> -- 
>   Kay Wrobel
>   [email protected]
> 
> -- 
> http://www.fastmail.fm - IMAP accessible web-mail
> 
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> -- 
>   Kay Wrobel
>   [email protected]
> 
> -- 
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> 

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