RE: V4l issues?

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Also, where may one acquire a copy of the V4L1 api?



-----Original Message-----
From: video4linux-list-admin@xxxxxxxxxx
[mailto:video4linux-list-admin@xxxxxxxxxx] On Behalf Of Steve Host
Sent: Friday, March 07, 2003 1:01 PM
To: 'Charlie Liu'; video4linux-list@xxxxxxxxxx
Subject: RE: V4l issues?


2) Streamer is part of xawTV distribution -- command line portion.

1) why bttv? I'm using a Quickcam zoom, which uses PWC modules.

-----Original Message-----
From: Charlie Liu [mailto:charlie@xxxxxxxxxxxx] 
Sent: Friday, March 07, 2003 12:59 PM
To: video4linux-list@xxxxxxxxxx
Cc: shost@xxxxxxxxxxxxxx
Subject: RE: V4l issues?


1) Have you got "bttv" related modules installed (by "modprobe bttv")?
You can use "lsmod" to check out.

2) Why don't you use "xawtv" for a test first? It's so easy and
convenient.

Charlie X. Liu

-----Original Message-----
From: video4linux-list-admin@xxxxxxxxxx
[mailto:video4linux-list-admin@xxxxxxxxxx]On Behalf Of Steve Host
Sent: Thursday, March 06, 2003 3:03 PM
To: video4linux-list@xxxxxxxxxx
Subject: V4l issues?


Hello!

I'm using a Logitech Quickcam Zoom, kernel 2.4.20, PWC v 8.10.

A) I can cat /dev/video0 no problem, and pipe output to a file, what
format is the data in and could it be useful in any way?

B) videodog: ioctl VIDIOCMCAPTURE: Invalid argument

C) vgrabbber: unable to find a supported capture format

D) streamer -o hi.ppm: no grabber device available

As you can see, I'm trying many command line applications to test video
grabbing (No, don't have X and don't want it) however nothing seems to
work except cat /dev/video0 > file

I can see that the ascii spat at TTY during cat /dev/video0 changes as I
move the camera around, it seems to be working at least in that mode..

Anyone have any hints? I haven't had a single third party app grab
anything as of yet.

Thank you

- Steve Host







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