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Message-id: <1484733729-25371-12-git-send-email-smitha.t@samsung.com>
Date: Wed, 18 Jan 2017 15:32:09 +0530
From: Smitha T Murthy <smitha.t@...sung.com>
To: linux-arm-kernel@...ts.infradead.org, linux-media@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: kyungmin.park@...sung.com, kamil@...as.org, jtp.park@...sung.com,
a.hajda@...sung.com, mchehab@...nel.org, pankaj.dubey@...sung.com,
krzk@...nel.org, m.szyprowski@...sung.com, s.nawrocki@...sung.com,
Smitha T Murthy <smitha.t@...sung.com>,
Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>
Subject: [PATCH 11/11] Documention: v4l: Documentation for HEVC CIDs
Added V4l2 controls for HEVC encoder
CC: Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>
Signed-off-by: Smitha T Murthy <smitha.t@...sung.com>
---
Documentation/media/uapi/v4l/extended-controls.rst | 190 ++++++++++++++++++++
1 files changed, 190 insertions(+), 0 deletions(-)
diff --git a/Documentation/media/uapi/v4l/extended-controls.rst b/Documentation/media/uapi/v4l/extended-controls.rst
index abb1057..fe23919 100644
--- a/Documentation/media/uapi/v4l/extended-controls.rst
+++ b/Documentation/media/uapi/v4l/extended-controls.rst
@@ -1960,6 +1960,196 @@ enum v4l2_vp8_golden_frame_sel -
1, 2 and 3 corresponding to encoder profiles 0, 1, 2 and 3.
+HEVC Control Reference
+---------------------
+
+The HEVC controls include controls for encoding parameters of HEVC video
+codec.
+
+
+.. _hevc-control-id:
+
+HEVC Control IDs
+^^^^^^^^^^^^^^^
+
+``V4L2_CID_MPEG_VIDEO_HEVC_MIN_QP``
+ Minimum quantization parameter for HEVC.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_MAX_QP``
+ Maximum quantization parameter for HEVC.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_QP``
+ Quantization parameter for an I frame for HEVC.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_P_FRAME_QP``
+ Quantization parameter for a P frame for HEVC.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_QP``
+ Quantization parameter for a B frame for HEVC.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_QP_ENABLE``
+ Enable the QP values for temporal layer.
+
+.. _v4l2-mpeg-video-hevc-hier-coding-type:
+
+``V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_TYPE``
+ (enum)
+
+enum v4l2_mpeg_video_hevc_hier_coding_type -
+ Selects the hierarchical coding type for encoding. Possible values are:
+
+.. raw:: latex
+
+ \begin{adjustbox}{width=\columnwidth}
+
+.. tabularcolumns:: |p{11.0cm}|p{10.0cm}|
+
+.. flat-table::
+ :header-rows: 0
+ :stub-columns: 0
+
+ * - ``V4L2_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_B``
+ - Use the B frame for hierarchical coding.
+ * - ``V4L2_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_P``
+ - Use the P frame for hierarchical coding.
+
+.. raw:: latex
+
+ \end{adjustbox}
+
+``V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER``
+ Indicates the hierarchical coding layer.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_QP``
+ Indicates the hierarchical coding layer quantization parameter.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_PROFILE``
+ Select the desired profile for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_LEVEL``
+ Selects the desired level for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_RC_FRAME_RATE``
+ Selects the RC filter frame rate for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_TIER_FLAG``
+ By default selects HEVC tier_flag as Main.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_MAX_PARTITION_DEPTH``
+ Selects HEVC Maximum coding unit depth.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_REF_NUMBER_FOR_PFRAMES``
+ Selects number of P reference picture required for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_LF_DISABLE``
+ Disables HEVC filter.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_LF_SLICE_BOUNDARY``
+ Selects across or not slice boundary for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_LF_BETA_OFFSET_DIV2``
+ Selects HEVC loop filter beta offset.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_LF_TC_OFFSET_DIV2``
+ Selects HEVC loop filter tc offset.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE``
+ Selects refresh type for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_PERIOD``
+ Selects the refresh period for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_LOSSLESS_CU_ENABLE``
+ Selects HEVC lossless encoding.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_CONST_INTRA_PRED_ENABLE``
+ Enables constant intra prediction for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_WAVEFRONT_ENABLE``
+ Enables wavefront for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_LTR_ENABLE``
+ Enables long term reference for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_USER_REF``
+ Selects user long term reference frame.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_STORE_REF``
+ Stores long term reference frame.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_SIGN_DATA_HIDING``
+ Enable sign data hiding for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_GENERAL_PB_ENABLE``
+ Enable general picture buffers for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_TEMPORAL_ID_ENABLE``
+ Enable temporal ID for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_STRONG_SMOTHING_FLAG``
+ Enable HEVC Strong intra smoothing.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_MAX_NUM_MERGE_MV_MINUS1``
+ Indicates max number of candidate motion vectors.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_DARK``
+ Indicates HEVC dark region adaptive.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_SMOOTH``
+ Indicates HEVC smooth region adaptive.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_STATIC``
+ Indicates HEVC static region adaptive.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_ADAPTIVE_RC_ACTIVITY``
+ Indicates HEVC activity adaptive.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_DISABLE_INTRA_PU_SPLIT``
+ Disables intra pu split for HEVC Encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_DISABLE_TMV_PREDICTION``
+ Disables tmv prediction for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_WITHOUT_STARTCODE_ENABLE``
+ Enabling HEVC encoding without a startcode.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_QP_INDEX_CR``
+ Indicates the quantization parameter CR index.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_QP_INDEX_CB``
+ Indicates the quantization parameter CB index.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_SIZE_OF_LENGTH_FIELD``
+ Indicates size of length field for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_PREPEND_SPSPPS_TO_IDR``
+ Indicates prepend SPS/PPS to every IDR.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_CH``
+ Indicates hierarchical coding layer change for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_BIT0``
+ Indicates hierarchical coding layer BIT0 for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_BIT1``
+ Indicates hierarchical coding layer BIT1 for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_BIT2``
+ Indicates hierarchical coding layer BIT2 for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_BIT3``
+ Indicates hierarchical coding layer BIT3 for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_BIT4``
+ Indicates hierarchical coding layer BIT4 for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_BIT5``
+ Indicates hierarchical coding layer BIT5 for HEVC encoder.
+
+``V4L2_CID_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_LAYER_BIT6``
+ Indicates hierarchical coding layer BIT6 for HEVC encoder.
+
+
.. _camera-controls:
Camera Control Reference
--
1.7.2.3
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