i also meet the same problem.

I have ported android- 2.6.24.7 to my s3c smdk6410,and the filesystem
is eclair that I built from the source code.Now I can boot it up and
see the main window. and I also did the v4l2.patch in the libcamera
and get a new libcamera.so and a libcameraservice.so. what's more, i
also did the gspca1.patch in the usb/media.because i found there is
not gspca1 in the kernel 2.6.14.7.
but after I click on Camera application it says please insert the SD
card  and another problem: "can't open ,no space left on device "

have you solve it ,please give me some advice.
thanks a lot

On Sep 21, 2:27 pm, Raju Sana <venkat.raju...@gmail.com> wrote:
> Hi
>
> I have ported the similar V4L2 stuff to android2.2 on beagle board , it
> builds for me but when I click on Camera application it says please insert
> the SD card . Are there any  vold issues in android2.2 ?
> I guess  the media scanner or vold some how unable to detect/mount the SD
> card such that the camera application was not aware of SD card.
>
> please find  me some pointers on this.
>
> Thanks & Regards,
> Venkat.
>
> On Thu, Sep 2, 2010 at 12:17 PM, Rahul Soparkar 
> <soparkar.ra...@gmail.com>wrote:
>
> > Hi
>
> > First you need to verify does your kernel support V4L2 through your
> > kernel configuration,
> > Then you have to write an HAL implementation according to the Camera
> > interface specified by android2.2, your HAL implementation should take
> > care about the V4L2 stuff, and would act as an communication bridge
> > between your V4L2 based camera driver in linux and the android
> > framework.
>
> > Below given link will of some help, they even have a patch for the HAL
> > implementation for V4L2 based camera but i think its for a older
> > version of android u need to modify accoring to android 2.2 and your
> > camera sensor :
>
> > "http://groups.google.com/group/android-porting/browse_thread/thread/
> > f6b9c22ee45a68c4<http://groups.google.com/group/android-porting/browse_thread/thread/%...>
> > "
>
> > Cheers,
> > Rahul Soparkar
>
> > On Aug 30, 1:11 pm, sandeep kaushik <sandeep...@gmail.com> wrote:
> > > Hi,
>
> > > I have a query about using v4l2 based driver for camera on android 2.2
> > > platform.
> > > Is there any application available for testing camera? Also, what
> > > patch that needs to be added on android for supporting v4l2 feature?
>
> > > Regards
> > > Sandeep
>
> > --
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> > android-porting+unsubscr...@googlegroups.com<android-porting%2bunsubscr...@googlegroups.com>
> > website:http://groups.google.com/group/android-porting

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