Hi Jon, The A20 does not support SCCB protocol. Did you manage to get a working sccb driver for the ov2643 working over i2c for the A20? What did you do to get it working.
Thanks. On Sunday, January 5, 2014 7:19:05 PM UTC+2, Jon Smirl wrote: > > The unit has a Chinese Android build on it which is slowing me down. > > I haven't figure out how to start adb Ethernet daemon on target device. > > > On Sun, Jan 5, 2014 at 12:01 PM, [email protected] <javascript:> < > [email protected] <javascript:>> wrote: > >> >> >> >> On Sun, Jan 5, 2014 at 11:55 AM, Michal Suchanek <[email protected] >> <javascript:>> wrote: >> >>> On 5 January 2014 17:48, [email protected] <javascript:> < >>> [email protected] <javascript:>> wrote: >>> > >>> > >>> > >>> > On Sun, Jan 5, 2014 at 11:43 AM, Michal Suchanek <[email protected] >>> <javascript:>> wrote: >>> >> >>> >> >>> >> >>> >> >>> >> On 5 January 2014 16:50, [email protected] <javascript:> < >>> [email protected] <javascript:>> wrote: >>> >> >>> >>> >>> >>> >>> >>> >>> >>> On Sun, Jan 5, 2014 at 5:38 AM, Michal Suchanek <[email protected] >>> <javascript:>> >>> >>> wrote: >>> >>>> >>> >>>> AFAIK the camera board is connected digitally so the noise is >>> something >>> >>>> that is internal to the camera board. >>> >>>> >>> >>>> It is normal that under low light condition the image is noisy. Did >>> you >>> >>>> try taking pictures in full daylight or using some photography >>> lighting? >>> >>> >>> >>> >>> >>> I have four other USB webcams and none of them have this noise under >>> same >>> >>> lighting conditions. I have two other Allwinner systems with cameras >>> and >>> >>> they all have noise. I checked it out this morning under sunlight. >>> It is >>> >>> better but the noise is still there. >>> >>> >>> >>> Maybe the camera images need some image processing that is not >>> getting >>> >>> turned on under the Allwinner platform? All of the Allwinner devices >>> appear >>> >>> to be running Allwinner SDK with only minor changes. They probably >>> all >>> >>> copied each other. >>> >>> >>> >>> The datasheet for the image sensor is here: >>> >>> http://files.virt2real.ru/docs/ >>> >>> >>> >>> It is also possible that image processing features of the sensor >>> chip are >>> >>> not properly enabled. >>> >>> >>> >> >>> >> According to the datasheet the camera chip has various image >>> processing >>> >> filters including noise reduction. Does the driver support tuning >>> these >>> >> filters? >>> > >>> > >>> > I can modify driver. But that triggers the whole problem of being able >>> to >>> > rebuild the software for these devices. I'm trying to figure out how to >>> > extract the fex files. They are STBs and don't have normal Android >>> buttons. >>> >>> Meaning not even a FEL button? >>> >>> No OTG USB port. They put a hub chip on the board and only exposed host >> port. >> >> >> >>> Do you get access to the boot partition with adb? >>> >>> The other way would be to run a non-broken Linux system from SD card. >>> Getting at least serial or ethernet should be easy if the box has >>> those. Or an USB Ethernet. >>> >> >> It has Ethernet. I'm trying to figure it out, I haven't used Android SDK >> with Ethernet before. >> >> >>> >>> Thanks >>> >>> Michal >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "linux-sunxi" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected] <javascript:>. >>> For more options, visit https://groups.google.com/groups/opt_out. >>> >> >> >> >> -- >> Jon Smirl >> [email protected] <javascript:> >> > > > > -- > Jon Smirl > [email protected] <javascript:> > -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
