Thanks Brian et al., You've done a very good work. My cam is finally working and the stream is perhaps better with respect to the windows driver. I can't ask more :)
Thanks thanks thanks!!! Marco On Mar 18, 9:12 am, Brian Johnson <[email protected]> wrote: > It seems here that submitting you urbs is failing with the ENOSPC(-28) > error. This according to the usb documentation means you are trying to > over commit the reserved bandwidth for periodic transfers likely due > to the facet you are using usb1.1. Try using both jpeg plus bulk > transfers. Bulk transfers are not considered periodic transfers with > reserved bandwidth. Use the following command when inserting the river > module > > # insmod ./sn9c20x.ko jpeg=1 bulk=1 > > On Wed, Mar 18, 2009 at 4:01 AM, [email protected] <[email protected]> wrote: > > > Hi GWater, > > > nothing happens loading the driver with the option jpeg=1. > > I repost the output of dmesg after trying to play the stream with > > mplayer > > > 159.019736] Linux video capture interface: v2.00 > > [ 236.326861] usbcore: registered new interface driver sn9c20x > > [ 236.327777] sn9c20x: SN9C20x USB 2.0 Webcam Driver v2009.01 loaded > > [ 323.552113] usb 1-2: new full speed USB device using uhci_hcd and > > address 3 > > [ 323.751809] usb 1-2: configuration #1 chosen from 1 choice > > [ 323.756894] sn9c20x: SN9C20X USB 2.0 Webcam - 0C45:6270 plugged-in. > > [ 323.844584] sn9c20x: I2C slave 0x5d returned error during write to > > address 0xff > > [ 324.014569] sn9c20x: Detected MT9V111 Sensor. > > [ 324.023316] sn9c20x: Webcam device 0C45:6270 is now controlling > > video device /dev/video0 > > [ 324.163545] sn9c20x: Using yuv420 output format > > [ 339.126064] sn9c20x: Using jpeg output format > > [ 339.574674] sn9c20x: isoc_init() submit_urb 0 failed with error -28 > > [ 339.574698] sn9c20x: isoc_init() submit_urb 1 failed with error -28 > > [ 339.574702] sn9c20x: isoc_init() submit_urb 2 failed with error -28 > > [ 339.574706] sn9c20x: isoc_init() submit_urb 3 failed with error -28 > > [ 339.574709] sn9c20x: isoc_init() submit_urb 4 failed with error -28 > > [ 339.574713] sn9c20x: isoc_init() submit_urb 5 failed with error -28 > > [ 339.574716] sn9c20x: isoc_init() submit_urb 6 failed with error -28 > > [ 339.574720] sn9c20x: isoc_init() submit_urb 7 failed with error -28 > > [ 339.574723] sn9c20x: isoc_init() submit_urb 8 failed with error -28 > > [ 339.574727] sn9c20x: isoc_init() submit_urb 9 failed with error -28 > > [ 354.584521] sn9c20x: [E] Empty buffer queue. > > > Any suggestion? I looked for the inf file, by I didn't find it on the > > windows driver. I opened the cam, but there wasn't the part numer on > > the cmos sensor. So I cannot say if it's really the MT9V111 model. > > > Thanks. Bye > > Marco > > >> Try loading the module with: > >> # insmod sn9c20x.ko jpeg=1 > > >> GWater > > >> signature.asc > >> < 1KViewDownload --~--~---------~--~----~------------~-------~--~----~ Lets make microdia webcams plug'n play, (currently plug'n pray) To post to this group, send email to [email protected] Visit us online https://groups.google.com/group/microdia -~----------~----~----~----~------~----~------~--~---
