Date: Tue, 5 Oct 2010 09:31:34 +1100 From: Jashank Jeremy <jashank.jeremy@optusnet.com.au> To: Hans Petter Selasky <hselasky@c2i.net> Cc: Multimedia discussions <freebsd-multimedia@freebsd.org> Subject: Re: Skype not getting video from webcam Message-ID: <20101004223134.GH11972@vk2pj.dyndns.org> In-Reply-To: <201010041224.27506.hselasky@c2i.net> References: <20101004080136.GF11972@vk2pj.dyndns.org> <201010041224.27506.hselasky@c2i.net>
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--PMULwz+zIGJzpDN9 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Oct 04, 2010 at 12:24:27PM +0200, Hans Petter Selasky wrote: >The IOCTL's are being changed by the Linux-oxulator. See linux.ko. So the Linuxolator is changing ioctl(2); that I would expect. What I don't expect is it to change one ioctl(2) into a completely unrelated one. uvcvideo: uvc_v4l2_ioctl(VIDIOCGCAP) uvcvideo: Unknown ioctl 0x40047601 uvcvideo: uvc_v4l2_ioctl(VIDIOCGCAP) uvcvideo: Trying format 0x56595559 (YUYV): 10000x10000. uvcvideo: Using default frame interval 200000.0 us (5.0 fps). corresponds to 86117 skype CALL linux_ioctl(0xb,0x80685600 ,0x2dc9e014) 86117 skype RET linux_ioctl -1 errno 22 Invalid argument 86117 skype CALL linux_ioctl(0xb,0x803c7601 ,0x2dc9e07c) 86117 skype RET linux_ioctl 0 The ioctl(2)'s are completely different, and when I go and check the lookup table in stable/8/sys/compat/linux/linux_ioctl.h, I find: #define LINUX_VT_OPENQRY 0x5600 #define LINUX_VIDIOCGCAP 0x7601 Why is Skype sending a VT_OPENQRY, and webcamd receiving it as a VIDIOCGCAP? Jashank --=20 Jashank Jeremy PGP: 0x25A5C309 --PMULwz+zIGJzpDN9 Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.16 (FreeBSD) iEYEARECAAYFAkyqVcYACgkQrMXkZyWlwwlRfgCdEC2wlMxF0Pj4bg3Egw4q0vtA YfoAoJxcTH26WTh08oy8PYdVXmJ0Esdn =7GqF -----END PGP SIGNATURE----- --PMULwz+zIGJzpDN9--
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