Hello Laurent, Thanks for reply. On Tue, 25 Sep 2007 22:02:28 +0200 Laurent Pinchart <[EMAIL PROTECTED]> wrote:
> > Precisely, webcam could capture first image (very noisy), but > > failed in the second capture. It failed at ioctl(VIDIOC_REQBUFS). ..snipped.. > vma_use_count != 0 means the buffers are still mapped. > > Your report is a bit unclear. What do you mean by second capture ? Did you > restart the application, or does it have a capture loop inside ? Yes, there is a periodical loop inside the webcam. Webcam can capture first image just after start, but fails at second. Now I am tracing webcam source. Still I don't know why this mapped memory is aquired. Thank you. -- Hirofumi Momose <[EMAIL PROTECTED]> _______________________________________________ Linux-uvc-devel mailing list [email protected] https://lists.berlios.de/mailman/listinfo/linux-uvc-devel
