Based on kernel version 4.7.2. Page generated on 2016-08-22 22:45 EST.
1 <refentry id="V4L2-PIX-FMT-Y8I"> 2 <refmeta> 3 <refentrytitle>V4L2_PIX_FMT_Y8I ('Y8I ')</refentrytitle> 4 &manvol; 5 </refmeta> 6 <refnamediv> 7 <refname><constant>V4L2_PIX_FMT_Y8I</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 grey-scale image with a depth of 8 bits per pixel, but with 14 pixels from 2 sources interleaved. Each pixel is stored in a 16-bit word. E.g. 15 the R200 RealSense camera stores pixel from the left sensor in lower and from 16 the right sensor in the higher 8 bits.</para> 17 18 <example> 19 <title><constant>V4L2_PIX_FMT_Y8I</constant> 4 × 4 20 pixel image</title> 21 22 <formalpara> 23 <title>Byte Order.</title> 24 <para>Each cell is one byte. 25 <informaltable frame="none"> 26 <tgroup cols="9" align="center"> 27 <colspec align="left" colwidth="2*" /> 28 <tbody valign="top"> 29 <row> 30 <entry>start + 0:</entry> 31 <entry>Y'<subscript>00left</subscript></entry> 32 <entry>Y'<subscript>00right</subscript></entry> 33 <entry>Y'<subscript>01left</subscript></entry> 34 <entry>Y'<subscript>01right</subscript></entry> 35 <entry>Y'<subscript>02left</subscript></entry> 36 <entry>Y'<subscript>02right</subscript></entry> 37 <entry>Y'<subscript>03left</subscript></entry> 38 <entry>Y'<subscript>03right</subscript></entry> 39 </row> 40 <row> 41 <entry>start + 8:</entry> 42 <entry>Y'<subscript>10left</subscript></entry> 43 <entry>Y'<subscript>10right</subscript></entry> 44 <entry>Y'<subscript>11left</subscript></entry> 45 <entry>Y'<subscript>11right</subscript></entry> 46 <entry>Y'<subscript>12left</subscript></entry> 47 <entry>Y'<subscript>12right</subscript></entry> 48 <entry>Y'<subscript>13left</subscript></entry> 49 <entry>Y'<subscript>13right</subscript></entry> 50 </row> 51 <row> 52 <entry>start + 16:</entry> 53 <entry>Y'<subscript>20left</subscript></entry> 54 <entry>Y'<subscript>20right</subscript></entry> 55 <entry>Y'<subscript>21left</subscript></entry> 56 <entry>Y'<subscript>21right</subscript></entry> 57 <entry>Y'<subscript>22left</subscript></entry> 58 <entry>Y'<subscript>22right</subscript></entry> 59 <entry>Y'<subscript>23left</subscript></entry> 60 <entry>Y'<subscript>23right</subscript></entry> 61 </row> 62 <row> 63 <entry>start + 24:</entry> 64 <entry>Y'<subscript>30left</subscript></entry> 65 <entry>Y'<subscript>30right</subscript></entry> 66 <entry>Y'<subscript>31left</subscript></entry> 67 <entry>Y'<subscript>31right</subscript></entry> 68 <entry>Y'<subscript>32left</subscript></entry> 69 <entry>Y'<subscript>32right</subscript></entry> 70 <entry>Y'<subscript>33left</subscript></entry> 71 <entry>Y'<subscript>33right</subscript></entry> 72 </row> 73 </tbody> 74 </tgroup> 75 </informaltable> 76 </para> 77 </formalpara> 78 </example> 79 </refsect1> 80 </refentry>