RE: [V4L] OV511: VIDIOCMCAPTURE speed

2001-03-02 Thread Devin Cook
Gleicon Always looking for good examples, I too would like to see the application, but I am afraid the link is bad. -- Devin -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of Gleicon S. Moraes Sent: Friday, March 02, 2001 2:39 AM To: [EMAIL PROTECTED]

[V4L] Simple (?) ov511 performance question

2001-02-20 Thread Devin Cook
Hello all, I have a simple task where I am trying to simply read ov511 based camera and dump pictures to the drive. I grabbed vgrabber.c, which helped a lot, but for some reason, it takes 1 second to take a picture. Am I doing something wrong here? I really would like 20-30 fps. -- Devin

[V4L] Basic mmap question

2001-01-17 Thread Devin Cook
I have a basic mmap question I hope I can get some help with. I haven't been able to find a clear example of using it with a camera, so please excuse my ignorance. My code pretty much works, but there are some performance issues. This is how I initialize the mmap ioctl(camera_fd,

[V4L] ov511 problems

2001-01-16 Thread Devin Cook
Hello, I've been fighting an ov511 USB camera, trying to get better performance. 640 x 480 and 320 x 240 RGB24 work ok (though slowly) so I tried to switch to 176x144 - This didn't work at all (all black image). 160 x 120 almost work, but I get a weird red band at the bottom and noticeably bad