From: JPT <j-p-t@gmx.net>
To: linux-media@vger.kernel.org
Subject: Re: Running Technisat DVB-S2 on ARM-NAS
Date: Sun, 21 Sep 2014 17:10:44 +0200 [thread overview]
Message-ID: <541EEA74.2000909@gmx.net> (raw)
In-Reply-To: <541EE2EB.4000802@iki.fi>
>> How my I find out more about the error -12?
>
> http://www.virtsync.com/c-error-codes-include-errno
>
> #define ENOMEM 12 /* Out of memory */
>
> Likely allocating USB stream buffers fails. You could try request
> smaller buffers. Drop count to 1 and test. Drop framesperurb to 1 and
> test. Drop framesize to 1 and test. Surely streaming will not work if
> all buffers are totally wrong and too small, but you will see if it is
> due to big usb buffers. Then you could try optimize buffers smaller.
>
Wow, that did it. Thanks Antti!
Works with count = 2, but not with count = 4.
What exactly do I learn from this?
Where are those buffers? In the RAM? or somewhere in onboard USB hardware?
VDR is now able to connect to the device, but I am not sure if it
receives anything yet.
Jan
next prev parent reply other threads:[~2014-09-21 15:10 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-21 14:26 Running Technisat DVB-S2 on ARM-NAS JPT
2014-09-21 14:38 ` Antti Palosaari
2014-09-21 15:10 ` JPT [this message]
2014-09-21 15:28 ` Antti Palosaari
2014-09-21 17:28 ` JPT
2014-09-21 20:45 ` Jannis
2014-09-22 8:26 ` Jan Tisje
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