From: Jacob Chen <jacob-chen@iotwrt.com>
To: linux-rockchip@lists.infradead.org
Cc: linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
heiko@sntech.de, robh+dt@kernel.org, mchehab@kernel.org,
linux-media@vger.kernel.org,
laurent.pinchart+renesas@ideasonboard.com,
hans.verkuil@cisco.com, tfiga@chromium.org, nicolas@ndufresne.ca,
Jacob Chen <jacob-chen@iotwrt.com>
Subject: [PATCH v4 2/6] [media] extended-controls.rst: add PorterDuff mode control
Date: Mon, 31 Jul 2017 23:32:58 +0800 [thread overview]
Message-ID: <1501515182-26705-3-git-send-email-jacob-chen@iotwrt.com> (raw)
In-Reply-To: <1501515182-26705-1-git-send-email-jacob-chen@iotwrt.com>
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.
.. _dv-controls:
--
2.7.4
next prev parent reply other threads:[~2017-07-31 15:32 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-31 15:32 [PATCH v4 0/5] Add Rockchip RGA V4l2 support Jacob Chen
2017-07-31 15:32 ` [PATCH v4 1/6] [media] v4l: add portduff blend modes Jacob Chen
2017-07-31 15:32 ` Jacob Chen [this message]
[not found] ` <1501515182-26705-3-git-send-email-jacob-chen-fyOeoxGR3m/QT0dZR+AlfA@public.gmane.org>
2017-07-31 16:07 ` [PATCH v4 2/6] [media] extended-controls.rst: add PorterDuff mode control Hans Verkuil
2017-07-31 15:32 ` [PATCH v4 3/6] [media] rockchip/rga: v4l2 m2m support Jacob Chen
[not found] ` <1501515182-26705-4-git-send-email-jacob-chen-fyOeoxGR3m/QT0dZR+AlfA@public.gmane.org>
2017-07-31 16:18 ` Hans Verkuil
2017-08-02 3:15 ` Jacob Chen
2017-07-31 15:33 ` [PATCH v4 4/6] ARM: dts: rockchip: add RGA device node for RK3288 Jacob Chen
2017-07-31 15:33 ` [PATCH v4 5/6] ARM: dts: rockchip: add RGA device node for RK3399 Jacob Chen
2017-07-31 15:33 ` [PATCH v4 6/6] dt-bindings: Document the Rockchip RGA bindings Jacob Chen
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