Re: saa7134 surveillance
- Date: Tue, 2 Jun 2009 01:31:49 +0200
- From: S P <xmisterhu@xxxxxxxxx>
- Subject: Re: saa7134 surveillance
It has 4 chips only, and 2 D-SUB-like input, and it has four-four
coax(for video) and eight-eight RCA(for sound) cable per input.
If you wish, I could make a picture of it.
Regards, Peter Sarkozi
2009/6/2 hermann pitton <hermann-pitton@xxxxxxxx>:
> Am Dienstag, den 02.06.2009, 00:53 +0200 schrieb S P:
>> I have 2.6.28 version kernel(The default with ubuntu jaunty). But I
>> had checked the documentation of 2.6.29 and saw that the v4l framework
>> redesinged a bit...so I have to compile the 2.6.29 kernel to see all
>> the cameras? Nice...but I will try.
>> Anyway: Thanks for the reply!
>> Regards, Peter Sarkozi
> that won't help.
> We had always support for at least eight saa713x chips.
> Do you have four such chips on the board or eight?
>> 2009/6/1 Håkon Alstadheim <hakon@xxxxxxxxxxxxxxxxxx>:
>> > S P wrote:
>> >> Hi!
>> >> I have a surveillance card with saa7134 chips. It should be able to
>> >> see 8 cameras at a time, but there is only 4 video devices in /dev of
>> >> this card.
>> >> These devices are working fine, each device's channel 0(there isn't
>> >> any other channel of these devices) is an input for a camera.
>> >> So, how could I manage it to be 8 devices?
>> > Kernel-version ? Newer kernels allow you to set v4l subsystem to "allocate
>> > minor device numbers dynamically". This is supposed to allow more than 4
>> > devices on a single card, according to the help-text of the 2.6.29 kernel I
>> > just compiled.
>> > Caveat: All this is from memory, ~24hours old.
>> > --
>> > Håkon Alstadheim
>> > 47 35 39 38
>> > --
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