Based on kernel version 4.7.2. Page generated on 2016-08-22 22:45 EST.
1 <refentry id="V4L2-PIX-FMT-Z16"> 2 <refmeta> 3 <refentrytitle>V4L2_PIX_FMT_Z16 ('Z16 ')</refentrytitle> 4 &manvol; 5 </refmeta> 6 <refnamediv> 7 <refname><constant>V4L2_PIX_FMT_Z16</constant></refname> 8 <refpurpose>Interleaved grey-scale image, e.g. from a stereo-pair</refpurpose> 9 </refnamediv> 10 <refsect1> 11 <title>Description</title> 12 13 <para>This is a 16-bit format, representing depth data. Each pixel is a 14 distance to the respective point in the image coordinates. Distance unit can 15 vary and has to be negotiated with the device separately. Each pixel is stored 16 in a 16-bit word in the little endian byte order. 17 </para> 18 19 <example> 20 <title><constant>V4L2_PIX_FMT_Z16</constant> 4 × 4 21 pixel image</title> 22 23 <formalpara> 24 <title>Byte Order.</title> 25 <para>Each cell is one byte. 26 <informaltable frame="none"> 27 <tgroup cols="9" align="center"> 28 <colspec align="left" colwidth="2*" /> 29 <tbody valign="top"> 30 <row> 31 <entry>start + 0:</entry> 32 <entry>Z<subscript>00low</subscript></entry> 33 <entry>Z<subscript>00high</subscript></entry> 34 <entry>Z<subscript>01low</subscript></entry> 35 <entry>Z<subscript>01high</subscript></entry> 36 <entry>Z<subscript>02low</subscript></entry> 37 <entry>Z<subscript>02high</subscript></entry> 38 <entry>Z<subscript>03low</subscript></entry> 39 <entry>Z<subscript>03high</subscript></entry> 40 </row> 41 <row> 42 <entry>start + 8:</entry> 43 <entry>Z<subscript>10low</subscript></entry> 44 <entry>Z<subscript>10high</subscript></entry> 45 <entry>Z<subscript>11low</subscript></entry> 46 <entry>Z<subscript>11high</subscript></entry> 47 <entry>Z<subscript>12low</subscript></entry> 48 <entry>Z<subscript>12high</subscript></entry> 49 <entry>Z<subscript>13low</subscript></entry> 50 <entry>Z<subscript>13high</subscript></entry> 51 </row> 52 <row> 53 <entry>start + 16:</entry> 54 <entry>Z<subscript>20low</subscript></entry> 55 <entry>Z<subscript>20high</subscript></entry> 56 <entry>Z<subscript>21low</subscript></entry> 57 <entry>Z<subscript>21high</subscript></entry> 58 <entry>Z<subscript>22low</subscript></entry> 59 <entry>Z<subscript>22high</subscript></entry> 60 <entry>Z<subscript>23low</subscript></entry> 61 <entry>Z<subscript>23high</subscript></entry> 62 </row> 63 <row> 64 <entry>start + 24:</entry> 65 <entry>Z<subscript>30low</subscript></entry> 66 <entry>Z<subscript>30high</subscript></entry> 67 <entry>Z<subscript>31low</subscript></entry> 68 <entry>Z<subscript>31high</subscript></entry> 69 <entry>Z<subscript>32low</subscript></entry> 70 <entry>Z<subscript>32high</subscript></entry> 71 <entry>Z<subscript>33low</subscript></entry> 72 <entry>Z<subscript>33high</subscript></entry> 73 </row> 74 </tbody> 75 </tgroup> 76 </informaltable> 77 </para> 78 </formalpara> 79 </example> 80 </refsect1> 81 </refentry>