Re: [Indi-devel] indi_v4l2_ccd and Philips SPC1000NC Webcam

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Oop again ... Forget, have to sleep,
I am wrong,
can you get any frame anyway?
Ilia.

On 16/05/2014 22:51, Ilia Platone wrote:
> Ops... there's not my code into sources anymore :-|
>
> you're using YUYV colorspace on VLC, is it the same as spc900?
>
> into v4l2_base line 287:
>                           if (!cropbuf) cropbuf = (unsigned char
> *)malloc(2*crop.c.width * crop.c.height);
>                           dest=cropbuf;
>
> the destination buffer is pointing another one, which is being allocated
> each frame, must check if it's "destroyed" after this, if not, it
> consumes the whole memory in a short time at hi-FPS I think.
> I may be wrong, hope this helps,
> Ilia.
>
> On 16/05/2014 21:56, Hans wrote:
>> Hi Ilia,
>>
>> Ilia Platone wrote on 20140516:
>>> Hi Hans,
>>> I feel a little responsible,
>> No worries :) Just let's get this fixed and make indi more awesome.
>>
>>> is this a mono or RGGB bayer camera?
>> It's an RGGB bayer camera, but so is the SPC900nc which works fine with indi_v4l2_ccd.
>>
>>> there's some (de)allocation problem in my code maybe.
>> I tried to contain the damage  :
>>
>> :~/ ulimit -d 100000 -m 100000 -v 100000
>> :~/ ulimit -a
>> core file size          (blocks, -c) 0
>> data seg size           (kbytes, -d) 100000
>> scheduling priority             (-e) 0
>> file size               (blocks, -f) unlimited
>> pending signals                 (-i) 127003
>> max locked memory       (kbytes, -l) 64
>> max memory size         (kbytes, -m) 100000
>> open files                      (-n) 1024
>> pipe size            (512 bytes, -p) 8
>> POSIX message queues     (bytes, -q) 819200
>> real-time priority              (-r) 0
>> stack size              (kbytes, -s) 8192
>> cpu time               (seconds, -t) unlimited
>> max user processes              (-u) 127003
>> virtual memory          (kbytes, -v) 100000
>> file locks                      (-x) unlimited
>>
>> :~/ indiserver -v indi_v4l2_ccd
>> 2014-05-16T19:40:19: startup: indiserver -v indi_v4l2_ccd
>> 2014-05-16T19:40:19: Driver indi_v4l2_ccd: pid=27044 rfd=3 wfd=6 efd=7
>> 2014-05-16T19:40:19: listening to port 7624 on fd 4
>> 2014-05-16T19:40:19: Driver indi_v4l2_ccd: snooping on Telescope Simulator.EQUATORIAL_EOD_COORD
>>
>> Next I could connect to indiserver and when i click 'stream on' in
>> kstars my X server got killed. So much for ulimit protection :-P
>>
>> The camera/pc/kernel/X chain seems fine because this works OK :
>> vlc -v --no-audio v4l2:// :v4l2-dev="/dev/video0" :v4l2-width=800 :v4l2-height=600 :v4l2-chroma="YUYV"
>>
>> Suggestions on how to proceed ?
>>
>> -- Hans
>>
>> Ilia Platone wrote on 20140516:
>>
>>> Hi Hans,
>>> I feel a little responsible,
>>> is this a mono or RGGB bayer camera?
>>> there's some (de)allocation problem in my code maybe.
>>>
>>> Ilia.
>>>
>>> Il 16/05/2014 21:15, Hans ha scritto:
>>>> Hi Jean-Luc,
>>>>
>>>> Jean-Luc wrote on 20140515:
>>>>> Does this happen when you connect the cam ?
>>>> No, it happens when the video feed starts. Both in PHD2 and in kstars.
>>>>
>>>>> Does the SPC1000 use the uvc video driver ?
>>>> Yes: kernel: [] uvcvideo: Found UVC 1.00 device Philips SPC 1000NC Webcam (0471:0332)
>>>>
>>>>> Anyway this could be due to an infinite loop containing malloc stuff and
>>>>> I suspect that it may happen in the enumeration of extended controls in
>>>>> indi_v4l2_ccd (line 2164 in v4l2_base.cpp). Could you start the
>>>>> server/driver in a terminal and look at what is displayed when
>>>>> connecting the cam in kstars? There are messages in the terminal which
>>>>> could be helpfull.
>>>> I found nothing helpful in it, but here's the whole thing anyway :
>>>>
>>>> ~/ kstars
>>>> Fontconfig warning: "/etc/fonts/conf.d/50-user.conf", line 14: reading configurations from ~/.fonts.conf is deprecated.
>>>> KGlobal::locale(): Warning your global KLocale is being recreated with a valid main component instead of a fake component, this usually means you tried to call i18n related functions before your main component was created. You should not do that since it most likely will not work
>>>> kstars(6491) KStarsDateTime::fromString: "Could not parse Date/Time string: " ""
>>>> kstars(6491) KStarsDateTime::fromString: "Valid date formats: "
>>>> kstars(6491) KStarsDateTime::fromString:   1950-02-25   ;  1950-02-25T05:30:00
>>>> kstars(6491) KStarsDateTime::fromString:   25 Feb 1950  ;  25 Feb 1950 05:30:00
>>>> kstars(6491) KStarsDateTime::fromString:   Sat Feb 25 1950  ;  Sat Feb 25 05:30:00 1950
>>>> kstars(6491) CatalogDB::FirstRun: "Rebuilding Additional Sky Catalog Database"
>>>> kstars(6491) ConstellationLines::ConstellationLines: "Star HD61,421 not found."
>>>> kstars(6491) ConstellationLines::ConstellationLines: "Star HD10,700 not found."
>>>> kstars(6491) ConstellationLines::ConstellationLines: "Star HD20,794 not found."
>>>> kstars(6491) ConstellationLines::ConstellationLines: "Star HD2,151 not found."
>>>> kstars(6491) ConstellationLines::ConstellationLines: "Star HD190,248 not found."
>>>> kstars(6491) ConstellationLines::ConstellationLines: "Star HD142,860 not found."
>>>> kstars(6491) ConstellationLines::ConstellationLines: "Star HD1,581 not found."
>>>> kstars(6491) ConstellationLines::ConstellationLines: "Star HD1,581 not found."
>>>> kstars(6491) ConstellationLines::ConstellationLines: "Star HD98,230 not found."
>>>> kstars(6491) KStarsData::readURLData: "Object named Quaoar not found"
>>>> kstars(6491) KStarsData::readURLData: "Object named Eros not found"
>>>> kstars(6491) KStarsData::readURLData: "Object named Hektor not found"
>>>> kstars(6491) KStarsData::readURLData: "Object named Chiron not found"
>>>> kstars(6491) KStarsData::readURLData: "Object named Hale-Bopp (1995 O1) not found"
>>>> kstars(6491) KStarsData::readURLData: "Object named Hyakutake (1996 B2) not found"
>>>> kstars(6491) KStarsData::readURLData: "Object named Kohoutek not found"
>>>> kstars(6491) KStarsData::readURLData: "Object named XXX not found"
>>>> kstars(6491) KSUserDB::RebuildDB: "Rebuilding User Database"
>>>> No sample buffer; can't use multisampling (antialiasing)
>>>> kstars(6491) KSParser::DummyRow: File named  "/home/hans/.kde/share/apps/kstars/supernovae.dat"  encountered an error while reading
>>>> INDI server 127.0.0.1/7624 disconnected.
>>>> kstars(6491)/kdecore (KConfigSkeleton) KCoreConfigSkeleton::writeConfig:
>>>> ~/
>>>>
>>>> I was able to kill indiserver after several minutes, I think I'll use bash
>>>>
>>>> ulimit next time to keep indiserver more manageable.
>>>>
>>>> What can I try next ?
>>>>
>>>> -- Hans
>>>>
>>>>> Le 15/05/2014 19:25, Hans a écrit :
>>>>>> Hi indi,
>>>>>>
>>>>>> After successfully testing a Philips SPC900nc for PHD2 with
>>>>>> indi_v4l2_ccd I'm now testing a Philips SPC1000nc Webcam and this makes
>>>>>> indi_v4l2_ccd immediately balloon up to eating 13 GiB of resident RAM
>>>>>> (and freezing my system) while its CPU use is 0% .
>>>>>>
>>>>>> Do you have any suggestions how to debug this issue ?
>>>>>>
>>>>>> -- Hans
>> -----
>> Nessun virus nel messaggio.
>> Controllato da AVG - www.avg.com
>> Versione: 2014.0.4570 / Database dei virus: 3950/7506 -  Data di rilascio: 16/05/2014
>>
>>
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