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authorArun Kumar K <arun.kk@samsung.com>2012-10-03 22:19:05 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-10-05 22:39:51 -0300
commit4d08f670e63200cc092724de8c95f81df606b1a5 (patch)
tree8cffd39efbb46944c49ccde0e668f75a8324467b /Documentation/DocBook
parent65214a8603e3ec3b1c2bc4104e6806e7cf6d23ed (diff)
[media] v4l: Add fourcc definitions for new formats
Add the following new fourcc definitions, for multiplanar YCbCr: V4L2_PIX_FMT_NV21M, V4L2_PIX_FMT_NV12MT_16X16 and compressed formats: V4L2_PIX_FMT_H264_MVC, V4L2_PIX_FMT_VP8. Signed-off-by: Jeongtae Park <jtp.park@samsung.com> Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com> Signed-off-by: Arun Kumar K <arun.kk@samsung.com> Acked-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'Documentation/DocBook')
-rw-r--r--Documentation/DocBook/media/v4l/pixfmt-nv12m.xml17
-rw-r--r--Documentation/DocBook/media/v4l/pixfmt.xml10
2 files changed, 22 insertions, 5 deletions
diff --git a/Documentation/DocBook/media/v4l/pixfmt-nv12m.xml b/Documentation/DocBook/media/v4l/pixfmt-nv12m.xml
index 5274c24d11e..a990b34d911 100644
--- a/Documentation/DocBook/media/v4l/pixfmt-nv12m.xml
+++ b/Documentation/DocBook/media/v4l/pixfmt-nv12m.xml
@@ -1,11 +1,13 @@
- <refentry id="V4L2-PIX-FMT-NV12M">
+ <refentry>
<refmeta>
- <refentrytitle>V4L2_PIX_FMT_NV12M ('NM12')</refentrytitle>
+ <refentrytitle>V4L2_PIX_FMT_NV12M ('NM12'), V4L2_PIX_FMT_NV21M ('NM21'), V4L2_PIX_FMT_NV12MT_16X16</refentrytitle>
&manvol;
</refmeta>
<refnamediv>
- <refname> <constant>V4L2_PIX_FMT_NV12M</constant></refname>
- <refpurpose>Variation of <constant>V4L2_PIX_FMT_NV12</constant> with planes
+ <refname id="V4L2-PIX-FMT-NV12M"><constant>V4L2_PIX_FMT_NV12M</constant></refname>
+ <refname id="V4L2-PIX-FMT-NV21M"><constant>V4L2_PIX_FMT_NV21M</constant></refname>
+ <refname id="V4L2-PIX-FMT-NV12MT_16X16"><constant>V4L2_PIX_FMT_NV12MT_16X16</constant></refname>
+ <refpurpose>Variation of <constant>V4L2_PIX_FMT_NV12</constant> and <constant>V4L2_PIX_FMT_NV21</constant> with planes
non contiguous in memory. </refpurpose>
</refnamediv>
<refsect1>
@@ -22,7 +24,12 @@ The CbCr plane is the same width, in bytes, as the Y plane (and of the image),
but is half as tall in pixels. Each CbCr pair belongs to four pixels. For example,
Cb<subscript>0</subscript>/Cr<subscript>0</subscript> belongs to
Y'<subscript>00</subscript>, Y'<subscript>01</subscript>,
-Y'<subscript>10</subscript>, Y'<subscript>11</subscript>. </para>
+Y'<subscript>10</subscript>, Y'<subscript>11</subscript>.
+<constant>V4L2_PIX_FMT_NV12MT_16X16</constant> is the tiled version of
+<constant>V4L2_PIX_FMT_NV12M</constant> with 16x16 macroblock tiles. Here pixels
+are arranged in 16x16 2D tiles and tiles are arranged in linear order in memory.
+<constant>V4L2_PIX_FMT_NV21M</constant> is the same as <constant>V4L2_PIX_FMT_NV12M</constant>
+except the Cb and Cr bytes are swapped, the CrCb plane starts with a Cr byte.</para>
<para><constant>V4L2_PIX_FMT_NV12M</constant> is intended to be
used only in drivers and applications that support the multi-planar API,
diff --git a/Documentation/DocBook/media/v4l/pixfmt.xml b/Documentation/DocBook/media/v4l/pixfmt.xml
index fce143726fd..bf94f417592 100644
--- a/Documentation/DocBook/media/v4l/pixfmt.xml
+++ b/Documentation/DocBook/media/v4l/pixfmt.xml
@@ -758,6 +758,11 @@ extended control <constant>V4L2_CID_MPEG_STREAM_TYPE</constant>, see
<entry>'AVC1'</entry>
<entry>H264 video elementary stream without start codes.</entry>
</row>
+ <row id="V4L2-PIX-FMT-H264-MVC">
+ <entry><constant>V4L2_PIX_FMT_H264_MVC</constant></entry>
+ <entry>'MVC'</entry>
+ <entry>H264 MVC video elementary stream.</entry>
+ </row>
<row id="V4L2-PIX-FMT-H263">
<entry><constant>V4L2_PIX_FMT_H263</constant></entry>
<entry>'H263'</entry>
@@ -793,6 +798,11 @@ extended control <constant>V4L2_CID_MPEG_STREAM_TYPE</constant>, see
<entry>'VC1L'</entry>
<entry>VC1, SMPTE 421M Annex L compliant stream.</entry>
</row>
+ <row id="V4L2-PIX-FMT-VP8">
+ <entry><constant>V4L2_PIX_FMT_VP8</constant></entry>
+ <entry>'VP8'</entry>
+ <entry>VP8 video elementary stream.</entry>
+ </row>
</tbody>
</tgroup>
</table>