V4l No Overlay Support

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V4L2 driver overlay capabilities - Processors forum ...

    https://e2e.ti.com/support/processors/f/791/t/208252?V4L2-driver-overlay-capabilities
    However, when I try to querry display driver capability after opening driver for /dev/video1, there is no V4L2_CAP_VIDEO_OVERLAY capability. Also I tried to set overlay-top, overlay-left, overlay-width, and overlay-height propertties of v4l2sink, it has no effect. Does V4L2 driver for DM8148 support overlay …

i.MX53 V4L2: Is De-Interlace in Overlay mode po... NXP ...

    https://community.nxp.com/thread/370658
    Oct 30, 2013 · If it helps, please find the atached "mxc_v4l2_tvin_no_memcpy.zip" which references how to implement zero memcpy for de-interlace in aplication. We also have the patch for on the fly de-interlace, CSI->VDI->IC->MEM, in this case, if you set the overlay frame buffer as the capture buffer, it can be same as the mxc_v4l2_overlay test case:Reviews: 4

7.1. Differences between V4L and V4L2 — The Linux Kernel ...

    https://www.kernel.org/doc/html/v4.13/media/uapi/v4l/diff-v4l.html
    For compatibility reasons the character device file names recommended for V4L2 video capture, overlay, radio and raw vbi capture devices did not change from those used by V4L. They are listed in Interfaces and below in V4L Device Types, Names and Numbers. The teletext devices (minor range 192-223) have been removed in V4L2 and no longer exist.

4.2. Video Overlay Interface — The Linux Kernel documentation

    https://www.kernel.org/doc/html/v4.13/media/uapi/v4l/dev-overlay.html
    4.2. Video Overlay Interface¶. Also known as Framebuffer Overlay or Previewing. Video overlay devices have the ability to genlock (TV-)video into the (VGA-)video signal of a graphics card, or to store captured images directly in video memory of a graphics card, typically with clipping.

Syntek Semicon DC-1125 Driver / Discussion / Help: 174f ...

    https://sourceforge.net/p/syntekdriver/discussion/616183/thread/5bd6f69a/
    Nov 21, 2009 · 174f:a311 gentoo "no overlay support" Forum: Help Creator: foormea

Video4Linux: What about Output?

    https://elinux.org/images/5/59/Elc09_mattporter_v4l.pdf
    overlay driver to implement Xv support This is nice because the userspace driver wraps around the standard V4L output overlay API and requires no banging directly on h/w in userspace An Xv driver allows immediate access to hardware accelerate colorspace conversion for …

QuickCam Express Driver / List qce-ga-discussion Archives

    https://sourceforge.net/p/qce-ga/mailman/qce-ga-discussion/?viewmonth=200109
    Her is the xawtv log: This is xawtv-3.47, running on Linux/i586 (2.2.19) x11: 800x600, 32 bit/pixel, 0 byte/scanline WARNING: Your X-Server has no DGA support. /dev/video: no overlay support v4l-conf had some trouble, trying to continue anyway wmhooks: gnome Warning: Cannot convert string "string" to type AsciiType ioctl: VIDIOCMCAPTURE(0,fmt=5 ...

Solved: V4L2 VIDIOC_STREAMON error 32, Broken Pipe ...

    https://forums.xilinx.com/t5/Processor-System-Design/V4L2-VIDIOC-STREAMON-error-32-Broken-Pipe/td-p/737137
    Hello All! I built a custom bitfile based on an upgraded ZCU102 2016.2 TRD project. I've also got petalinux 2016.3 building and booting FSBL, U-boot, and linux. I'm using ubuntu 14.04 for ARM64 as my rootfs. I've customized the device tree source to match my block diagram project. I have two vi...

windows 10 D3D9 Overlay: Not Supported Community

    https://community.amd.com/thread/185778
    Feb 12, 2016 · Now the player says that the video card does not support overlay. Although windows 8.1 with your latest drivers it works without problems. I used to verify Overlay support program that in the screenshot above. And the result is absolutely the same on any driver for windows 10 (Overlay enabled - …Reviews: 15

i.MX6 OV5647 Bayer sensor driver (ERROR: v4l2 c... NXP ...

    https://community.nxp.com/thread/310786
    Aug 04, 2015 · Hello, I have implemented an OV5647 camera board which connects to my i.MX6 quad Wandboard. I am having trouble getting images from the driver andReviews: 28



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