Le ven. 9 août 2019 à 06:26, Frederic Chardon <[email protected]> a écrit : > > Le jeu. 8 août 2019 à 20:36, Jan Beich <[email protected]> a écrit : > > > > (redirecting to a better list) > > > > Frederic Chardon <[email protected]> writes: > > > > > Hi > > > > > > I can't make chrome to recognize my webcam. webcamd is running, pwcview, > > > firefox or mpv all works > > > Ports are at revision 507476 and base at 350255 (amd64). > > > > > > There is no camera listed in chrome://media-internals and typing > > > "navigator.mediaDevices.getUserMedia({video:true});" in the javascript > > > console throw a NotFoundError. > > > > > > ktrace shows that open() succeed > > > 83513 chrome CALL openat(AT_FDCWD,0x81812d101,0<O_RDONLY>) > > > 83513 chrome NAMI "/dev/video0" > > > 83513 chrome RET openat 159/0x9f > > > 83513 chrome CALL ioctl(0x9f,0x40685600,0x7fffde9f2aa8) > > > > 0x40685600 is probably VIDIOC_QUERYCAP, used by Chromium in a number of > > places. > > https://cs.chromium.org/search/?q=VIDIOC_QUERYCAP > > > > Firefox also uses VIDIOC_QUERYCAP but doesn't seem to check capabilities. > > https://searchfox.org/mozilla-central/search?q=VIDIOC_QUERYCAP > > > > > 83513 chrome RET ioctl 0 > > > 83513 chrome CALL close(0x9f) > > > 83513 chrome RET close 0 > > > > > > So this is rather not a permission issue (and anyway, the other programs > > > all work) > > > > Can you show output from the following? I don't have a camera, so no > > clue which capabilities Chromium wants. > > > > $ cat a.c > > #include <linux/videodev2.h> > > #include <err.h> > > #include <fcntl.h> > > > > int main(void) > > { > > int fd; > > if ((fd = open("/dev/video0", O_RDWR)) == -1) > > err(1, "failed to open /dev/video0"); > > > > struct v4l2_capability cap = {}; > > if (ioctl(fd, VIDIOC_QUERYCAP, &cap) == -1) > > err(1, "VIDIOC_QUERYCAP failed"); > > > > warnx("/dev/video0 capabilities: %#x", cap.capabilities); > > if (!(cap.capabilities & V4L2_CAP_VIDEO_CAPTURE)) > > warnx("V4L2_CAP_VIDEO_CAPTURE is missing"); > > if (cap.capabilities & V4L2_CAP_VIDEO_OUTPUT) > > warnx("V4L2_CAP_VIDEO_OUTPUT is present, not allowed for > > delegation"); > > if (!(cap.capabilities & V4L2_CAP_STREAMING)) > > warnx("V4L2_CAP_STREAMING is missing"); > > if (!(cap.capabilities & V4L2_CAP_VIDEO_M2M_MPLANE)) > > warnx("V4L2_CAP_VIDEO_M2M_MPLANE is missing, required for > > streaming"); > > > > return 0; > > } > > > > $ pkg install v4l_compat > > $ cc a.c -isystem/usr/local/include > > $ ./a.out > > > > a.out: /dev/video0 capabilities: 0x84a00001 > a.out: V4L2_CAP_VIDEO_M2M_MPLANE is missing, required for streaming > > > > > > Is it a known issue? Or am I missing something? > > > Thanks > > > > Did previous www/chromium major versions work fine? > > No idea, I only recently (~2 weeks) started needing a webcam. > > Thanks!
I updated to latest version, no change. Can someone confirm that webcam works for them under chromium? Thanks _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-chromium To unsubscribe, send any mail to "[email protected]"
