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[84.238.221.13]) by smtp.gmail.com with ESMTPSA id r10sm11207317eju.66.2021.03.23.06.40.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Mar 2021 06:40:56 -0700 (PDT) From: Stanimir Varbanov To: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org Cc: hverkuil-cisco@xs4all.nl, ezequiel@collabora.com, nicolas.dufresne@collabora.com, Stanimir Varbanov Subject: [PATCH v6 2/5] docs: Document colorimetry class Date: Tue, 23 Mar 2021 15:40:37 +0200 Message-Id: <20210323134040.943757-3-stanimir.varbanov@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210323134040.943757-1-stanimir.varbanov@linaro.org> References: <20210323134040.943757-1-stanimir.varbanov@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add a document for ext control colorimetry class. Signed-off-by: Stanimir Varbanov Reviewed-by: Hans Verkuil --- .../userspace-api/media/v4l/common.rst | 1 + .../media/v4l/ext-ctrls-colorimetry.rst | 22 +++++++++++++++++++ .../media/v4l/vidioc-g-ext-ctrls.rst | 4 ++++ 3 files changed, 27 insertions(+) create mode 100644 Documentation/userspace-api/media/v4l/ext-ctrls-colorimetry.rst diff --git a/Documentation/userspace-api/media/v4l/common.rst b/Documentation/userspace-api/media/v4l/common.rst index 8c263c5a85d8..ea0435182e44 100644 --- a/Documentation/userspace-api/media/v4l/common.rst +++ b/Documentation/userspace-api/media/v4l/common.rst @@ -51,6 +51,7 @@ applicable to all devices. ext-ctrls-fm-tx ext-ctrls-fm-rx ext-ctrls-detect + ext-ctrls-colorimetry fourcc format planar-apis diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-colorimetry.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-colorimetry.rst new file mode 100644 index 000000000000..862f78b41b32 --- /dev/null +++ b/Documentation/userspace-api/media/v4l/ext-ctrls-colorimetry.rst @@ -0,0 +1,22 @@ +.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later + +.. _colorimetry-controls: + +***************************** +Colorimetry Control Reference +***************************** + +The Colorimetry class includes controls for High Dynamic Range +imaging for representing colors in digital images and video. The +controls should be used for video and image encoding and decoding +as well as in HDMI receivers and transmitters. + +Colorimetry Control IDs +----------------------- + +.. _colorimetry-control-id: + +``V4L2_CID_COLORIMETRY_CLASS (class)`` + The Colorimetry class descriptor. Calling + :ref:`VIDIOC_QUERYCTRL` for this control will + return a description of this control class. diff --git a/Documentation/userspace-api/media/v4l/vidioc-g-ext-ctrls.rst b/Documentation/userspace-api/media/v4l/vidioc-g-ext-ctrls.rst index 01773f01c4a7..15291be55299 100644 --- a/Documentation/userspace-api/media/v4l/vidioc-g-ext-ctrls.rst +++ b/Documentation/userspace-api/media/v4l/vidioc-g-ext-ctrls.rst @@ -404,6 +404,10 @@ still cause this situation. - 0xa40000 - The class containing stateless codec controls. These controls are described in :ref:`codec-stateless-controls`. + * - ``V4L2_CTRL_CLASS_COLORIMETRY`` + - 0xa50000 + - The class containing colorimetry controls. These controls are + described in :ref:`colorimetry-controls`. Return Value ============ -- 2.25.1