From mboxrd@z Thu Jan 1 00:00:00 1970 From: jacob-chen@iotwrt.com (Jacob Chen) Date: Mon, 31 Jul 2017 23:32:58 +0800 Subject: [PATCH v4 2/6] [media] extended-controls.rst: add PorterDuff mode control In-Reply-To: <1501515182-26705-1-git-send-email-jacob-chen@iotwrt.com> References: <1501515182-26705-1-git-send-email-jacob-chen@iotwrt.com> Message-ID: <1501515182-26705-3-git-send-email-jacob-chen@iotwrt.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org PorterDuff mode control are used to determine how two images are combined. Signed-off-by: Jacob Chen --- 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. .. _dv-controls: -- 2.7.4