Are you able to share your ov2643.c driver; for what kernel was it built On Monday, September 22, 2014 3:30:23 PM UTC+2, Jon Smirl wrote: > > George has i2c working. > > On Mon, Sep 22, 2014 at 9:16 AM, Joseph Nguya <[email protected] > <javascript:>> wrote: > >> 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] <[email protected]> >>> wrote: >>> >>>> >>>> >>>> >>>> On Sun, Jan 5, 2014 at 11:55 AM, Michal Suchanek <[email protected]> >>>> wrote: >>>> >>>>> On 5 January 2014 17:48, [email protected] <[email protected]> wrote: >>>>> > >>>>> > >>>>> > >>>>> > On Sun, Jan 5, 2014 at 11:43 AM, Michal Suchanek <[email protected]> >>>>> wrote: >>>>> >> >>>>> >> >>>>> >> >>>>> >> >>>>> >> On 5 January 2014 16:50, [email protected] <[email protected]> >>>>> wrote: >>>>> >> >>>>> >>> >>>>> >>> >>>>> >>> >>>>> >>> On Sun, Jan 5, 2014 at 5:38 AM, Michal Suchanek <[email protected] >>>>> > >>>>> >>>>> >>> 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]. >>>>> For more options, visit https://groups.google.com/groups/opt_out. >>>>> >>>> >>>> >>>> >>>> -- >>>> Jon Smirl >>>> [email protected] >>>> >>> >>> >>> >>> -- >>> Jon Smirl >>> [email protected] >>> >> -- >> 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/d/optout. >> > > > > -- > 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.
