Re: update gspca driver in linux source tree

2010-04-05 Thread rath
The problem with all the trees (http://linuxtv.org/hg/v4l-dvb/ and http://linuxtv.org/hg/v4l-dvb/) are the used perl scripts to build the makefile. They use uname -r to get the kernel version and they use directories like /lib/modules as default. Now, I try to cross compile the tree on my

update gspca driver in linux source tree

2010-04-04 Thread rath
Hi, I have a 2.6.29 kernel for my embedded ARM system. I need an newer gspca driver, so I downloaded the gspca driver from http://linuxtv.org/hg/~hgoede/gspca/ an copied the content of the linux folder to my 2.6.29 source tree and tried to cross compile it. But I get the error

camera with high framerate

2010-01-16 Thread rath
Hi, I'm searching a v4l supported webcam with a framerate higher than 30fps. I found the Playstation Eye and it seems to have a framerate of up to 120fps @320x240 pixels. Does this camera support a resolution of 160x120 pixels? How are the images transfered over usb (jpeg, rgb, yuv)? Are

Re: camera with high framerate

2010-01-16 Thread rath
is in rgb. - Original Message - From: Jean-Francois Moine moin...@free.fr To: rath maili...@hardware-datenbank.de Cc: linux-media@vger.kernel.org Sent: Saturday, January 16, 2010 7:14 PM Subject: Re: camera with high framerate On Sat, 16 Jan 2010 18:33:54 +0100 rath maili...@hardware

Re: cpu load of webcam read out with omap3/beagleboard

2009-10-23 Thread rath
Nobody has an idea? I think this cpu load isn't normal, becuase everywhere you can read, that the bealgeboard is very fast and it has 500MHz... Regards, Joern - Original Message - From: Rath maili...@hardware-datenbank.de To: Linux-Media linux-media@vger.kernel.org Sent: Sunday

cpu load of webcam read out with omap3/beagleboard

2009-10-18 Thread Rath
Hi, I have beagleboard with the OMAP3530 processor and I want to read a usb webcam out. But I only get usable results at 160x120 resolution. I set the pixelformat to V4L2_PIX_FMT_RGB24 and the resolution to 160x120. With these settings I get 30fps at 4% cpu load. But when I set the resolution

Webcam with high framerate

2009-10-15 Thread Rath
Hi, I search a webcam which has a higher framerate than 30fps. I have a Philips SPC1030NC which should make up to 60 fps when I believe the package of the camera but luvcview show me a possible framerate of max 30fps... Is there any usb webcam with a higher framerate than 30fps? Regards,

V4L2 webcam image grab

2009-08-30 Thread rath
Hi, I tried to write a simple program which reads a webcam out and saves the picture in a file. The camera is a Philips SPC1030NC with the uvc driver. But the program doesn't work. The pictures look like the image [1] and I get this output from my program, which is attached: Width: 640

Re: V4L image grab

2009-08-15 Thread Rath
, Nathaniel Kim dongsoo@gmail.com To: Rath maili...@hardware-datenbank.de Cc: linux-media@vger.kernel.org Sent: Saturday, August 15, 2009 11:53 AM Subject: Re: V4L image grab On Sat, Aug 15, 2009 at 6:36 AM, Rathmaili...@hardware-datenbank.de wrote: Hi, with this code from the internet I only

V4L image grab

2009-08-14 Thread Rath
Hi, with this code from the internet I only get pictures with some undefined pixels on the top and black pixels on the bottom. Where's the problem? I only want a simple example for image captureing. Here is the code: #include stdio.h #include unistd.h #include fcntl.h #include sys/ioctl.h