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Diffstat (limited to 'Documentation/DocBook/media/v4l/pixfmt-y12i.xml')
| -rw-r--r-- | Documentation/DocBook/media/v4l/pixfmt-y12i.xml | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/Documentation/DocBook/media/v4l/pixfmt-y12i.xml b/Documentation/DocBook/media/v4l/pixfmt-y12i.xml deleted file mode 100644 index 4a2d1e5f67e4..000000000000 --- a/Documentation/DocBook/media/v4l/pixfmt-y12i.xml +++ /dev/null @@ -1,49 +0,0 @@ -<refentry id="V4L2-PIX-FMT-Y12I"> - <refmeta> - <refentrytitle>V4L2_PIX_FMT_Y12I ('Y12I')</refentrytitle> - &manvol; - </refmeta> - <refnamediv> - <refname><constant>V4L2_PIX_FMT_Y12I</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 12 bits per pixel, but with -pixels from 2 sources interleaved and bit-packed. Each pixel is stored in a -24-bit word in the little-endian order. On a little-endian machine these pixels -can be deinterlaced using</para> - -<para> -<programlisting> -__u8 *buf; -left0 = 0xfff & *(__u16 *)buf; -right0 = *(__u16 *)(buf + 1) >> 4; -</programlisting> -</para> - - <example> - <title><constant>V4L2_PIX_FMT_Y12I</constant> 2 pixel data stream taking 3 bytes</title> - - <formalpara> - <title>Bit-packed representation</title> - <para>pixels cross the byte boundary and have a ratio of 3 bytes for each - interleaved pixel. - <informaltable frame="all"> - <tgroup cols="3" align="center"> - <colspec align="left" colwidth="2*" /> - <tbody valign="top"> - <row> - <entry>Y'<subscript>0left[7:0]</subscript></entry> - <entry>Y'<subscript>0right[3:0]</subscript>Y'<subscript>0left[11:8]</subscript></entry> - <entry>Y'<subscript>0right[11:4]</subscript></entry> - </row> - </tbody> - </tgroup> - </informaltable> - </para> - </formalpara> - </example> - </refsect1> -</refentry> |