1<refentry id="V4L2-PIX-FMT-Y16"> 2 <refmeta> 3 <refentrytitle>V4L2_PIX_FMT_Y16 ('Y16 ')</refentrytitle> 4 &manvol; 5 </refmeta> 6 <refnamediv> 7 <refname><constant>V4L2_PIX_FMT_Y16</constant></refname> 8 <refpurpose>Grey-scale image</refpurpose> 9 </refnamediv> 10 <refsect1> 11 <title>Description</title> 12 13 <para>This is a grey-scale image with a depth of 16 bits per 14pixel. The least significant byte is stored at lower memory addresses 15(little-endian). Note the actual sampling precision may be lower than 1616 bits, for example 10 bits per pixel with values in range 0 to 171023.</para> 18 19 <example> 20 <title><constant>V4L2_PIX_FMT_Y16</constant> 4 × 4 21pixel 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>Y'<subscript>00low</subscript></entry> 33 <entry>Y'<subscript>00high</subscript></entry> 34 <entry>Y'<subscript>01low</subscript></entry> 35 <entry>Y'<subscript>01high</subscript></entry> 36 <entry>Y'<subscript>02low</subscript></entry> 37 <entry>Y'<subscript>02high</subscript></entry> 38 <entry>Y'<subscript>03low</subscript></entry> 39 <entry>Y'<subscript>03high</subscript></entry> 40 </row> 41 <row> 42 <entry>start + 8:</entry> 43 <entry>Y'<subscript>10low</subscript></entry> 44 <entry>Y'<subscript>10high</subscript></entry> 45 <entry>Y'<subscript>11low</subscript></entry> 46 <entry>Y'<subscript>11high</subscript></entry> 47 <entry>Y'<subscript>12low</subscript></entry> 48 <entry>Y'<subscript>12high</subscript></entry> 49 <entry>Y'<subscript>13low</subscript></entry> 50 <entry>Y'<subscript>13high</subscript></entry> 51 </row> 52 <row> 53 <entry>start + 16:</entry> 54 <entry>Y'<subscript>20low</subscript></entry> 55 <entry>Y'<subscript>20high</subscript></entry> 56 <entry>Y'<subscript>21low</subscript></entry> 57 <entry>Y'<subscript>21high</subscript></entry> 58 <entry>Y'<subscript>22low</subscript></entry> 59 <entry>Y'<subscript>22high</subscript></entry> 60 <entry>Y'<subscript>23low</subscript></entry> 61 <entry>Y'<subscript>23high</subscript></entry> 62 </row> 63 <row> 64 <entry>start + 24:</entry> 65 <entry>Y'<subscript>30low</subscript></entry> 66 <entry>Y'<subscript>30high</subscript></entry> 67 <entry>Y'<subscript>31low</subscript></entry> 68 <entry>Y'<subscript>31high</subscript></entry> 69 <entry>Y'<subscript>32low</subscript></entry> 70 <entry>Y'<subscript>32high</subscript></entry> 71 <entry>Y'<subscript>33low</subscript></entry> 72 <entry>Y'<subscript>33high</subscript></entry> 73 </row> 74 </tbody> 75 </tgroup> 76 </informaltable> 77 </para> 78 </formalpara> 79 </example> 80 </refsect1> 81</refentry> 82