Message ID | 1501515182-26705-3-git-send-email-jacob-chen@iotwrt.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On 07/31/2017 05:32 PM, Jacob Chen wrote: > PorterDuff mode control are used to determine > how two images are combined. > > Signed-off-by: Jacob Chen <jacob-chen@iotwrt.com> > --- > Documentation/media/uapi/v4l/extended-controls.rst | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/Documentation/media/uapi/v4l/extended-controls.rst b/Documentation/media/uapi/v4l/extended-controls.rst > index abb1057..f9c93bb 100644 > --- a/Documentation/media/uapi/v4l/extended-controls.rst > +++ b/Documentation/media/uapi/v4l/extended-controls.rst > @@ -3021,6 +3021,10 @@ Image Process Control IDs > The video deinterlacing mode (such as Bob, Weave, ...). The menu items are > driver specific and are documented in :ref:`v4l-drivers`. > > +``V4L2_CID_PORTER_DUFF_MODE (menu)`` > + The PorterDuff blend modes. PorterDuff is way to overlay, combine and > + trim images as if they were pieces of cardboard, device could use to > + determine how two images are combined. A little rewrite: The PorterDuff blend modes. PorterDuff is a method to overlay, combine and trim images as if they were pieces of cardboard. The device uses this to determine how two images are combined. Also add a link to the same android article that you pointed to in the header. Regards, Hans > > .. _dv-controls: > >
diff --git a/Documentation/media/uapi/v4l/extended-controls.rst b/Documentation/media/uapi/v4l/extended-controls.rst index abb1057..f9c93bb 100644 --- a/Documentation/media/uapi/v4l/extended-controls.rst +++ b/Documentation/media/uapi/v4l/extended-controls.rst @@ -3021,6 +3021,10 @@ Image Process Control IDs The video deinterlacing mode (such as Bob, Weave, ...). The menu items are driver specific and are documented in :ref:`v4l-drivers`. +``V4L2_CID_PORTER_DUFF_MODE (menu)`` + The PorterDuff blend modes. PorterDuff is way to overlay, combine and + trim images as if they were pieces of cardboard, device could use to + determine how two images are combined. .. _dv-controls:
PorterDuff mode control are used to determine how two images are combined. Signed-off-by: Jacob Chen <jacob-chen@iotwrt.com> --- Documentation/media/uapi/v4l/extended-controls.rst | 4 ++++ 1 file changed, 4 insertions(+)