Mohamed, I think the problem was in the driver - the delay after sensor reset was too close to a minimum from docs. Try new uImage from here <https://community.elphel.com/files/393/20180406/longer_detect_delay/> - the same file for mmc and nand (also updated the archive).
Regards, Oleg On Mon, Apr 9, 2018 at 1:16 PM, Oleg <support-list@support.elphel.com> wrote: > There's no need to remove them - sda2 is written like a memory buffer in > a circular way - overwriting old images. > > Right now you need to read /mnt/sda1/camogm.disk to track where recording > started/stopped. > > If you remove it the recording will be started from the beginning of the > partition: > elphel393~# rm /mnt/sda1/camogm.disk (camogm might need to be restarted > after this) > > To actually erase data you can use dd, getting data from "if=/dev/zero" > and writing to "of=/dev/sda2". > > Sometimes only one shows up (it isn't always the same port). >> > Reproduced the problem. > > Oleg > > On Mon, Apr 9, 2018 at 12:39 PM, Mohamed Morsy <mmo...@redzone.com> wrote: > >> Also, how can I remove the files from the sda2 partition once I'm done? >> >> On Mon, Apr 9, 2018 at 2:26 PM, Mohamed Morsy <mmo...@redzone.com> wrote: >> >>> I'm using 3 sensors. Sometimes only one shows up (it isn't always the >>> same port). >>> >>> On Mon, Apr 9, 2018 at 1:58 PM, Oleg <support-list@support.elphel.com> >>> wrote: >>> >>>> Mohamed, >>>> >>>> >>>>> I reformatted the drive so sda2 is raw. Now I'm trying to copy a >>>>> recording from there. I'm not sure what you meant by: >>>>> run https://git.elphel.com/Elphel/eyesis4pi-393-gui/blob/mas >>>>> ter/footage_downloader/split_mov.php from inside the directory with >>>>> image.bin >>>>> >>>> >>>> I meant - download the script and run it (provided php is installed), >>>> for example: >>>> * save the split_mov.php to directory with downloaded footage >>>> (<some_dir>) >>>> Then in terminal: >>>> $ cd <some_dir> >>>> $ php split_mov.php >>>> >>>> * The footage can be the one you downloaded from the raw partition or >>>> you can test with any .mov (just change the extension to .bin). >>>> * The script scans the working directory (<some_dir>) for *.bin files >>>> then opens them as binary, looks for images (by exif header marker) and >>>> extracts them. >>>> >>>> Also, when I use the 14MPx sensors with nand, the cameras don't always >>>>> show up. Sometimes only one shows up or none of them do. Any ideas what >>>>> might be wrong? >>>>> >>>> Don't know, need to test. >>>> Are there 2 sensors? >>>> When a single sensor shows up - is it always the same port? which one? >>>> >>>> Best regards, >>>> Oleg Dzhimiev >>>> Electronics Engineer >>>> phone: +1 801 783 5555 x124 >>>> Elphel, Inc. >>>> >>> >>> >> >> _______________________________________________ >> Support-list mailing list >> Support-list@support.elphel.com >> http://support.elphel.com/mailman/listinfo/support-list_supp >> ort.elphel.com >> > -- Best regards, Oleg Dzhimiev Electronics Engineer phone: +1 801 783 5555 x124 Elphel, Inc.
_______________________________________________ Support-list mailing list Support-list@support.elphel.com http://support.elphel.com/mailman/listinfo/support-list_support.elphel.com
