From 0bec78a4b2e3a9171a1682c37e6849e359c78cf4 Mon Sep 17 00:00:00 2001 From: Guennadi Liakhovetski Date: Tue, 15 Dec 2015 14:35:33 -0200 Subject: [media] V4L: add Y12I, Y8I and Z16 pixel format documentation Add documentation for 3 formats, used by RealSense cameras like R200. Signed-off-by: Guennadi Liakhovetski Acked-by: Sakari Ailus Signed-off-by: Mauro Carvalho Chehab --- Documentation/DocBook/media/v4l/pixfmt-z16.xml | 81 ++++++++++++++++++++++++++ 1 file changed, 81 insertions(+) create mode 100644 Documentation/DocBook/media/v4l/pixfmt-z16.xml (limited to 'Documentation/DocBook/media/v4l/pixfmt-z16.xml') diff --git a/Documentation/DocBook/media/v4l/pixfmt-z16.xml b/Documentation/DocBook/media/v4l/pixfmt-z16.xml new file mode 100644 index 000000000000..3d87e4bf87b8 --- /dev/null +++ b/Documentation/DocBook/media/v4l/pixfmt-z16.xml @@ -0,0 +1,81 @@ + + + V4L2_PIX_FMT_Z16 ('Z16 ') + &manvol; + + + V4L2_PIX_FMT_Z16 + Interleaved grey-scale image, e.g. from a stereo-pair + + + Description + + This is a 16-bit format, representing depth data. Each pixel is a +distance to the respective point in the image coordinates. Distance unit can +vary and has to be negotiated with the device separately. Each pixel is stored +in a 16-bit word in the little endian byte order. + + + + <constant>V4L2_PIX_FMT_Z16</constant> 4 × 4 +pixel image + + + Byte Order. + Each cell is one byte. + + + + + + start + 0: + Z00low + Z00high + Z01low + Z01high + Z02low + Z02high + Z03low + Z03high + + + start + 8: + Z10low + Z10high + Z11low + Z11high + Z12low + Z12high + Z13low + Z13high + + + start + 16: + Z20low + Z20high + Z21low + Z21high + Z22low + Z22high + Z23low + Z23high + + + start + 24: + Z30low + Z30high + Z31low + Z31high + Z32low + Z32high + Z33low + Z33high + + + + + + + + + -- cgit v1.2.3