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authorKamil Debski <k.debski@samsung.com>2013-01-25 06:29:56 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-03-05 14:49:50 -0300
commit53bf0f446bc387eabdd535dca080789cc74607f4 (patch)
tree0d875ac42d51b4e186ef01e575b08ef4f3ed3689 /Documentation
parent9776e17189d33b0ac9235597460d6a22cf1bc6a7 (diff)
downloadblackbird-op-linux-53bf0f446bc387eabdd535dca080789cc74607f4.tar.gz
blackbird-op-linux-53bf0f446bc387eabdd535dca080789cc74607f4.zip
[media] v4l: Define video buffer flag for the COPY timestamp type
Define video buffer flag for the COPY timestamp. In this case the timestamp value is copied from the OUTPUT to the corresponding CAPTURE buffer. Signed-off-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/DocBook/media/v4l/io.xml6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/DocBook/media/v4l/io.xml b/Documentation/DocBook/media/v4l/io.xml
index e6c58559ca6b..2c4c068dde83 100644
--- a/Documentation/DocBook/media/v4l/io.xml
+++ b/Documentation/DocBook/media/v4l/io.xml
@@ -1145,6 +1145,12 @@ in which case caches have not been used.</entry>
same clock outside V4L2, use
<function>clock_gettime(2)</function> .</entry>
</row>
+ <row>
+ <entry><constant>V4L2_BUF_FLAG_TIMESTAMP_COPY</constant></entry>
+ <entry>0x4000</entry>
+ <entry>The CAPTURE buffer timestamp has been taken from the
+ corresponding OUTPUT buffer. This flag applies only to mem2mem devices.</entry>
+ </row>
</tbody>
</tgroup>
</table>
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