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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-23 21:12:49 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-23 21:12:49 -0700 |
commit | df462b3dbeeaae7141f1b63cbfcc1e1bae6a85fc (patch) | |
tree | bca52fce066159f136d75c69e79016422212cb1d /Documentation/DocBook/v4l/subdev-formats.xml | |
parent | 343800e7d20944aead238c2c6e3f7789f8b6587c (diff) | |
parent | cf25220677b3f10468a74278130fe224f73632a6 (diff) | |
download | blackbird-op-linux-df462b3dbeeaae7141f1b63cbfcc1e1bae6a85fc.tar.gz blackbird-op-linux-df462b3dbeeaae7141f1b63cbfcc1e1bae6a85fc.zip |
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (247 commits)
[media] gspca - sunplus: Fix some warnings and simplify code
[media] gspca: Fix some warnings tied to 'no debug'
[media] gspca: Unset debug by default
[media] gspca - cpia1: Remove a bad conditional compilation instruction
[media] gspca - main: Remove USB traces
[media] gspca - main: Version change to 2.13
[media] gspca - stk014 / t613: Accept the index 0 in querymenu
[media] gspca - kinect: Remove __devinitdata
[media] gspca - cpia1: Fix some warnings
[media] video/Kconfig: Fix mis-classified devices
[media] support for medion dvb stick 1660:1921
[media] tm6000: fix uninitialized field, change prink to dprintk
[media] cx231xx: Add support for Iconbit U100
[media] saa7134 add new TV cards
[media] Use a more consistent value for RC repeat period
[media] cx18: Move spinlock and vb_type initialisation into stream_init
[media] tm6000: remove tm6010 sif audio start and stop
[media] tm6000: remove unused exports
[media] tm6000: add pts logging
[media] tm6000: change from ioctl to unlocked_ioctl
...
Diffstat (limited to 'Documentation/DocBook/v4l/subdev-formats.xml')
-rw-r--r-- | Documentation/DocBook/v4l/subdev-formats.xml | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/Documentation/DocBook/v4l/subdev-formats.xml b/Documentation/DocBook/v4l/subdev-formats.xml index d7ccd25edcc1..a26b10c07857 100644 --- a/Documentation/DocBook/v4l/subdev-formats.xml +++ b/Documentation/DocBook/v4l/subdev-formats.xml @@ -2522,5 +2522,51 @@ </tgroup> </table> </section> + + <section> + <title>JPEG Compressed Formats</title> + + <para>Those data formats consist of an ordered sequence of 8-bit bytes + obtained from JPEG compression process. Additionally to the + <constant>_JPEG</constant> prefix the format code is made of + the following information. + <itemizedlist> + <listitem>The number of bus samples per entropy encoded byte.</listitem> + <listitem>The bus width.</listitem> + </itemizedlist> + + <para>For instance, for a JPEG baseline process and an 8-bit bus width + the format will be named <constant>V4L2_MBUS_FMT_JPEG_1X8</constant>. + </para> + </para> + + <para>The following table lists existing JPEG compressed formats.</para> + + <table pgwide="0" frame="none" id="v4l2-mbus-pixelcode-jpeg"> + <title>JPEG Formats</title> + <tgroup cols="3"> + <colspec colname="id" align="left" /> + <colspec colname="code" align="left"/> + <colspec colname="remarks" align="left"/> + <thead> + <row> + <entry>Identifier</entry> + <entry>Code</entry> + <entry>Remarks</entry> + </row> + </thead> + <tbody valign="top"> + <row id="V4L2-MBUS-FMT-JPEG-1X8"> + <entry>V4L2_MBUS_FMT_JPEG_1X8</entry> + <entry>0x4001</entry> + <entry>Besides of its usage for the parallel bus this format is + recommended for transmission of JPEG data over MIPI CSI bus + using the User Defined 8-bit Data types. + </entry> + </row> + </tbody> + </tgroup> + </table> + </section> </section> </section> |