So, if I understood it, I cannott use camorama with the v4l2 driver. And if a use v4l1, I won't be able to use the microdia driver.
What about the error when a I use mplayer as mplayer tv:// -tv noaudio:driver=v4l2:width=640:height=480:outfmt=yuy2:device=/dev/ video0:fps=10 ? On Jan 8, 12:48 am, "Brian Johnson" <[email protected]> wrote: > Yeah camorama only supports v4l1 and our driver uses v4l2. You will > need to use libv4l with our driver to support v4l1 application. Its > also needed with many v4l2 applications in order to do format > conversion. Please read the README included with our driver > > On Wed, Jan 7, 2009 at 9:32 PM, kihoma <[email protected]> wrote: > > > Well, finally not so bad news. I mean, good news from DMESG. See > > output below > > > microdia: Microdia USB 2.0 webcam driver loaded > > microdia: Microdia USB 2.0 Webcam - 0C45:6242 plugged-in. > > microdia: Detected SN9C20X Bridge > > microdia: Detected MT9M111 Sensor > > microdia: Microdia USB 2.0 Webcam is now controlling video device /dev/ > > video0 > > usbcore: registered new interface driver usb_microdia_driver > > microdia: v2008.11 : Microdia USB 2.0 Webcam Driver > > sn9c20x: SN9C20X USB 2.0 webcam driver loaded > > usbcore: registered new interface driver usb_sn9c20x_driver > > sn9c20x: v2008.11 : SN9C20X USB 2.0 Webcam Driver > > > So, finally the system las loaded the driver with no problems, nor > > error. But when I open camorana it complains not to be able to open / > > dev/video0 device > > I have this simlink "webcam" to /dev/video0 wich is created by this > > rule: > > > KERNEL=="video*", SYSFS{idVendor}=="0c45", SYSFS{idProduct}=="6242", > > SYMLINK+="webcam" > > > And, of course, my /dev/video0 IS there. So, I don't know why camorama > > complains about opening it. > > I tried camorama -d=/dev/webcam but it also didn't work out. It also > > complains it cannot open /dev/webcam > > > ls -lah on /dev|grep video gives me this: > > > crw-rw---- 1 root video 81, 0 2009-01-07 22:03 video0 > > lrwxrwxrwx 1 root root 6 2009-01-07 22:03 webcam -> > > video0 > > > cat /etc/group|grep video gives this: > > > video:x:44:my-user-name > > > So, my-user-name IS in the video group. > > > Any suggestion? > > > On Jan 6, 2:05 pm, GWater <[email protected]> wrote: > >> kihoma schrieb: > > >> > Hi there guys, > >> > I recently bought 02 webcams (me and my sister) with this chip > >> > microdia 0c45:6242> Below is the output form my lsusb: > >> > Bus 002 Device 003: ID 0c45:6242 Microdia > >> > Bus 002 Device 002: ID 04b4:6560 Cypress Semiconductor Corp. CY7C65640 > >> > USB-2.0 "TetraHub" > >> > Bus 002 Device 001: ID 0000:0000 > >> > Bus 001 Device 001: ID 0000:0000 > > >> > So, I tried the gspca module but didn't work. Then yesterday I went > >> > to git clone git microdia and installed the microdia driver It kept > >> > saying "could not find /dev/hda0" on camorama. Mplayer also couldn't > >> > open the device. Xawtv also didn't work. > >> > Now I have downloaded the latest sn9c20x and the dmsg output is as > >> > follows: > > >> > sn9c102: V4L2 driver for SN9C1xx PC Camera Controllers v1:1.47 > >> > usbcore: registered new interface driver sn9c102 > >> > usbcore: deregistering interface driver sn9c102 > >> > sn9c20x: SN9C20X USB 2.0 webcam driver loaded > >> > sn9c20x: SN9C20X USB 2.0 Webcam - 0C45:6242 plugged-in. > >> > sn9c20x: Write register failed index = 0x1000 > >> > sn9c20x: Bridge Init Error (-71). line 0 > >> > sn9c20x: Device Init failed (-71)! > >> > usb_sn9c20x_driver: probe of 2-2:1.0 failed with error -71 > >> > usbcore: registered new interface driver usb_sn9c20x_driver > >> > sn9c20x: v2008.11 : SN9C20X USB 2.0 Webcam Driver > >> > microdia: Microdia USB 2.0 webcam driver loaded > >> > microdia: Microdia USB 2.0 Webcam - 0C45:6242 plugged-in. > >> > microdia: Detected SN9C20X Bridge > >> > microdia: Write register failed index = 0x1000 > >> > microdia: Bridge Init Error (-71). line 0 > >> > microdia: Device Init failed (-71)! > >> > usb_microdia_driver: probe of 2-2:1.0 failed with error -71 > > >> > So I unloaded the driver sn9c20x > > >> > microdia: usb_microdia_exit: Microdia USB 2.0 webcam driver unloaded > >> > usbcore: deregistering interface driver usb_microdia_driver > > >> > And the loaded it again sn9c20x: > > >> > sn9c20x: SN9C20X USB 2.0 webcam driver loaded > >> > sn9c20x: SN9C20X USB 2.0 Webcam - 0C45:6242 plugged-in. > >> > sn9c20x: Write register failed index = 0x1000 > >> > sn9c20x: Bridge Init Error (-71). line 0 #error detecting the bridge > >> > sn9c20x: Device Init failed (-71)! > >> > usb_sn9c20x_driver: probe of 2-2:1.0 failed with error -71 > >> > usbcore: registered new interface driver usb_sn9c20x_driver > >> > sn9c20x: v2008.11 : SN9C20X USB 2.0 Webcam Driver > > >> > Then I unload it and load the first microdia driver, wich compialed to > >> > microdia.ko and the DMESG output is as follows: > > >> > microdia: Microdia USB 2.0 webcam driver loaded > >> > microdia: Microdia USB 2.0 Webcam - 0C45:6242 plugged-in. > >> > microdia: Detected SN9C20X Bridge > >> > microdia: Write register failed index = 0x1000 > >> > microdia: Bridge Init Error (-71). line 0 > >> > microdia: Device Init failed (-71)! > >> > usb_microdia_driver: probe of 2-2:1.0 failed with error -71 > >> > usbcore: registered new interface driver usb_microdia_driver > >> > microdia: v2008.11 : Microdia USB 2.0 Webcam Driver > > >> > It seems that, the previous driver (microdia) fails on detecting the > >> > sensor and the sn9c20x driver fails on detecting the bridge and the > >> > sensor... Am I right? > > >> > Guys, I do need some help... > > >> And I'll try my best here: > > >> There is no problem detecting sensor or bridge. > >> The error -71 has it's origin within the usb subsystem and our driver > >> simply passes it on. -71 (very helpfully) means "protocol error". > > >> Of course the susbsystem is silent about the actual cause which may be a > >> delayed impulse, a broken cable or a problem in your camera. No way of > >> knowing. > > >> To test your webcam I advice to test it with another computer (and maybe > >> a live cd capable of compiling kernels). > > >> Apart from that: > >> Keep trying. Maybe it will work on a sunny day with a lot of solar > >> flares (who knows ;) ). > > >> Good luck. > >> 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 -~----------~----~----~----~------~----~------~--~---
