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From: Christian Gmeiner <christian.gmeiner@gmail.com>
To: linux-media@vger.kernel.org
Subject: [PATCH 2/3] Document 8-bit and 16-bit YCrCb media bus pixel codes
Date: Sun, 10 Jul 2011 18:14:21 +0000	[thread overview]
Message-ID: <CAH9NwWc+zLqPyBcC99wbsbNkdjzMFfn2zuGm1VfmZctgpOGMew@mail.gmail.com> (raw)

Signed-off-by: Christian Gmeiner
---
diff --git a/Documentation/DocBook/media/v4l/subdev-formats.xml
b/Documentation/DocBook/media/v4l/subdev-formats.xml
index 49c532e..18e30b0 100644
--- a/Documentation/DocBook/media/v4l/subdev-formats.xml
+++ b/Documentation/DocBook/media/v4l/subdev-formats.xml
@@ -2565,5 +2565,43 @@
        </tgroup>
       </table>
     </section>
+
+    <section>
+      <title>YCrCb Formats</title>
+
+      <para>YCbCr represents colors as a combination of three values:
+      <itemizedlist>
+       <listitem><para>Y - the luminosity (roughly the
brightness)</para></listitem>
+       <listitem><para>Cb - the chrominance of the blue
primary</para></listitem>
+       <listitem><para>Cr - the chrominance of the red
primary</para></listitem>
+      </itemizedlist>
+      </para>
+
+      <para>The following table lists existing YCrCb compressed formats.</para>
+
+      <table pgwide="0" frame="none" id="v4l2-mbus-pixelcode-ycrcb">
+       <title>YCrCb Formats</title>
+       <tgroup cols="2">
+         <colspec colname="id" align="left" />
+         <colspec colname="code" align="left"/>
+         <thead>
+           <row>
+             <entry>Identifier</entry>
+             <entry>Code</entry>
+           </row>
+         </thead>
+         <tbody valign="top">
+           <row id="V4L2_MBUS_FMT_YCRCB_1X8">
+             <entry>V4L2_MBUS_FMT_YCRCB_1X8</entry>
+             <entry>0x5001</entry>
+           </row>
+           <row id="V4L2_MBUS_FMT_YCRCB_1X16">
+             <entry>V4L2_MBUS_FMT_YCRCB_1X16</entry>
+             <entry>0x5002</entry>
+           </row>
+         </tbody>
+       </tgroup>
+       </table>
+    </section>
   </section>
 </section>
--
1.7.6

             reply	other threads:[~2011-07-10 18:14 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-10 18:14 Christian Gmeiner [this message]
2011-07-11 10:58 ` [PATCH 2/3] Document 8-bit and 16-bit YCrCb media bus pixel codes Laurent Pinchart
2011-07-11 21:28   ` Christian Gmeiner
2011-07-13 18:58     ` Christian Gmeiner
2011-07-14  9:45       ` Laurent Pinchart

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