On Mon, Sep 22, 2014 at 9:48 AM, Joseph Nguya <[email protected]> wrote:
> Are you able to share your ov2643.c driver; for what kernel was it built > > George is using OV5642. > 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]> >> 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]. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> >> >> -- >> 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]. > For more options, visit https://groups.google.com/d/optout. > -- Jon Smirl [email protected] -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. 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