Projects / Video4linux loopback

Video4linux loopback

The video4linux loopback device is a device driver which generates video pipes. It allows a user program to feed a video stream to another as if it were coming from an actual video device. It can be used for video filters, or for realtime viewing of the output of the "motion" program.


Recent releases

  •  11 Apr 2009 16:11

    Release Notes: This version now builds with the newest kernels. Several build warnings were removed. Compatibility with several distributions was improved. Several other fixes were made.

    •  11 Sep 2000 18:16

      Release Notes: This release adds checks for open/close so size can't be set while reading and the input can't be opened again until the process reading on the other end closes it. Support for /proc has also been added.

      •  06 Sep 2000 00:20

        Release Notes: A big code cleanup was done. The VIDIOCGUNIT ioctl was implemented. A better readme was written.

        •  28 Aug 2000 16:30

          Release Notes: vmalloc was changed to rvmalloc. Mmap support was added.

          •  25 Aug 2000 17:22

            Release Notes: The driver is now a lot more CPU friendly.


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