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8bb36c21 AO |
1 | <refentry id="V4L2-PIX-FMT-Y10BPACK"> |
2 | <refmeta> | |
3 | <refentrytitle>V4L2_PIX_FMT_Y10BPACK ('Y10B')</refentrytitle> | |
4 | &manvol; | |
5 | </refmeta> | |
6 | <refnamediv> | |
7 | <refname><constant>V4L2_PIX_FMT_Y10BPACK</constant></refname> | |
8 | <refpurpose>Grey-scale image as a bit-packed array</refpurpose> | |
9 | </refnamediv> | |
10 | <refsect1> | |
11 | <title>Description</title> | |
12 | ||
13 | <para>This is a packed grey-scale image format with a depth of 10 bits per | |
14 | pixel. Pixels are stored in a bit-packed array of 10bit bits per pixel, | |
15 | with no padding between them and with the most significant bits coming | |
16 | first from the left.</para> | |
17 | ||
18 | <example> | |
19 | <title><constant>V4L2_PIX_FMT_Y10BPACK</constant> 4 pixel data stream taking 5 bytes</title> | |
20 | ||
21 | <formalpara> | |
22 | <title>Bit-packed representation</title> | |
23 | <para>pixels cross the byte boundary and have a ratio of 5 bytes for each 4 | |
24 | pixels. | |
25 | <informaltable frame="all"> | |
26 | <tgroup cols="5" align="center"> | |
27 | <colspec align="left" colwidth="2*" /> | |
28 | <tbody valign="top"> | |
29 | <row> | |
30 | <entry>Y'<subscript>00[9:2]</subscript></entry> | |
31 | <entry>Y'<subscript>00[1:0]</subscript>Y'<subscript>01[9:4]</subscript></entry> | |
32 | <entry>Y'<subscript>01[3:0]</subscript>Y'<subscript>02[9:6]</subscript></entry> | |
33 | <entry>Y'<subscript>02[5:0]</subscript>Y'<subscript>03[9:8]</subscript></entry> | |
34 | <entry>Y'<subscript>03[7:0]</subscript></entry> | |
35 | </row> | |
36 | </tbody> | |
37 | </tgroup> | |
38 | </informaltable> | |
39 | </para> | |
40 | </formalpara> | |
41 | </example> | |
42 | </refsect1> | |
43 | </refentry> |