Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752069AbdHBDVv (ORCPT ); Tue, 1 Aug 2017 23:21:51 -0400 Received: from mail-pg0-f68.google.com ([74.125.83.68]:37112 "EHLO mail-pg0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751869AbdHBDUP (ORCPT ); Tue, 1 Aug 2017 23:20:15 -0400 From: Jacob Chen 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 Subject: [PATCH v5 2/6] extended-controls.rst: add PorterDuff mode control Date: Wed, 2 Aug 2017 11:19:43 +0800 Message-Id: <1501643987-27847-3-git-send-email-jacob-chen@iotwrt.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1501643987-27847-1-git-send-email-jacob-chen@iotwrt.com> References: <1501643987-27847-1-git-send-email-jacob-chen@iotwrt.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1084 Lines: 26 PorterDuff mode control are used to determine how two images are combined. Signed-off-by: Jacob Chen --- Documentation/media/uapi/v4l/extended-controls.rst | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/media/uapi/v4l/extended-controls.rst b/Documentation/media/uapi/v4l/extended-controls.rst index abb1057..b713581 100644 --- a/Documentation/media/uapi/v4l/extended-controls.rst +++ b/Documentation/media/uapi/v4l/extended-controls.rst @@ -3021,6 +3021,11 @@ 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 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. For more information see + `PorterDuff.Mode `__. .. _dv-controls: -- 2.7.4