video: Add INVZ pixel format
Submitted by brian park
Link to original bug (#796869)
Description
this bug is v4l2 part of 'https://bugzilla.gnome.org/show_bug.cgi?id=796868'
This pixel format is a planar depth to use Intel Realsense devices.
- format info : https://www.kernel.org/doc/html/latest/media/uapi/v4l/pixfmt-z16.html
- new format : GST_VIDEO_FORMAT_INVZ, V4L2_PIX_FMT_Z16