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Camera select time out error

DISCUSSION Raviraj 2 participants 4 messages Jan 18, 2011 SuperH

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Raviraj

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#0 lore raw

Hi,

I am observing select time out error whenever shcodecs-record is run 3-4 times continuously on SH7724.

I am getting same error even in my sample capture - encode program if I run it many times. To get the camera working, I have to restart the board.

Is it a problem with camera driver ?

Regards,
Raviraj

author
#1 lore raw

Hi,

I am observing select time out error whenever shcodecs-record is run 3-4 times continuously on ecovec-SH7724.

I am getting same error even in my sample capture - encode program if I run it many times. To get the camera working, I have to restart the board.

Is it a problem with camera driver ?

Regards,
Raviraj

#2 lore raw
In reply to Raviraj
Quoted 2 lines · Raviraj

I am observing select time out error whenever shcodecs-record is run 3-4 times continuously on ecovec-SH7724.

Sounds like a cable problem to me. The Ecovec cables are pretty fragile.

Does mplayer and/or other V4L2 applications behave the same?

/ magnus

author
#3 lore raw
In reply to Raviraj

I haven't checked with mplayer or other standard v4l2 applications.

But i have written sample capture code (similar to capture.c in v4l2 documentation). Even that
sample code gives the same error.

One thing I have observed is if i capture from 2 cameras simultaneously, i will get the error sooner ie.
within 2-3 runs.

Regards,
Raviraj Bhat.

Quoted 13 lines · Magnus Damm
Quoted 3 lines · Raviraj

I am observing select time out error whenever shcodecs-record is run 3-4 times continuously on ecovec-SH7724.

Sounds like a cable problem to me. The Ecovec cables are pretty fragile.

Does mplayer and/or other V4L2 applications behave the same?

/ magnus