| <refentry id="V4L2-PIX-FMT-Y8I"> |
| <refmeta> |
| <refentrytitle>V4L2_PIX_FMT_Y8I ('Y8I ')</refentrytitle> |
| &manvol; |
| </refmeta> |
| <refnamediv> |
| <refname><constant>V4L2_PIX_FMT_Y8I</constant></refname> |
| <refpurpose>Interleaved grey-scale image, e.g. from a stereo-pair</refpurpose> |
| </refnamediv> |
| <refsect1> |
| <title>Description</title> |
| |
| <para>This is a grey-scale image with a depth of 8 bits per pixel, but with |
| pixels from 2 sources interleaved. Each pixel is stored in a 16-bit word. E.g. |
| the R200 RealSense camera stores pixel from the left sensor in lower and from |
| the right sensor in the higher 8 bits.</para> |
| |
| <example> |
| <title><constant>V4L2_PIX_FMT_Y8I</constant> 4 × 4 |
| pixel image</title> |
| |
| <formalpara> |
| <title>Byte Order.</title> |
| <para>Each cell is one byte. |
| <informaltable frame="none"> |
| <tgroup cols="9" align="center"> |
| <colspec align="left" colwidth="2*" /> |
| <tbody valign="top"> |
| <row> |
| <entry>start + 0:</entry> |
| <entry>Y'<subscript>00left</subscript></entry> |
| <entry>Y'<subscript>00right</subscript></entry> |
| <entry>Y'<subscript>01left</subscript></entry> |
| <entry>Y'<subscript>01right</subscript></entry> |
| <entry>Y'<subscript>02left</subscript></entry> |
| <entry>Y'<subscript>02right</subscript></entry> |
| <entry>Y'<subscript>03left</subscript></entry> |
| <entry>Y'<subscript>03right</subscript></entry> |
| </row> |
| <row> |
| <entry>start + 8:</entry> |
| <entry>Y'<subscript>10left</subscript></entry> |
| <entry>Y'<subscript>10right</subscript></entry> |
| <entry>Y'<subscript>11left</subscript></entry> |
| <entry>Y'<subscript>11right</subscript></entry> |
| <entry>Y'<subscript>12left</subscript></entry> |
| <entry>Y'<subscript>12right</subscript></entry> |
| <entry>Y'<subscript>13left</subscript></entry> |
| <entry>Y'<subscript>13right</subscript></entry> |
| </row> |
| <row> |
| <entry>start + 16:</entry> |
| <entry>Y'<subscript>20left</subscript></entry> |
| <entry>Y'<subscript>20right</subscript></entry> |
| <entry>Y'<subscript>21left</subscript></entry> |
| <entry>Y'<subscript>21right</subscript></entry> |
| <entry>Y'<subscript>22left</subscript></entry> |
| <entry>Y'<subscript>22right</subscript></entry> |
| <entry>Y'<subscript>23left</subscript></entry> |
| <entry>Y'<subscript>23right</subscript></entry> |
| </row> |
| <row> |
| <entry>start + 24:</entry> |
| <entry>Y'<subscript>30left</subscript></entry> |
| <entry>Y'<subscript>30right</subscript></entry> |
| <entry>Y'<subscript>31left</subscript></entry> |
| <entry>Y'<subscript>31right</subscript></entry> |
| <entry>Y'<subscript>32left</subscript></entry> |
| <entry>Y'<subscript>32right</subscript></entry> |
| <entry>Y'<subscript>33left</subscript></entry> |
| <entry>Y'<subscript>33right</subscript></entry> |
| </row> |
| </tbody> |
| </tgroup> |
| </informaltable> |
| </para> |
| </formalpara> |
| </example> |
| </refsect1> |
| </refentry> |
