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Diffstat (limited to 'Documentation/userspace-api/media/v4l')
5 files changed, 618 insertions, 0 deletions
diff --git a/Documentation/userspace-api/media/v4l/biblio.rst b/Documentation/userspace-api/media/v4l/biblio.rst index 7b8e6738ff9e..9cd18c153d19 100644 --- a/Documentation/userspace-api/media/v4l/biblio.rst +++ b/Documentation/userspace-api/media/v4l/biblio.rst @@ -417,3 +417,13 @@ VP8 :title: RFC 6386: "VP8 Data Format and Decoding Guide" :author: J. Bankoski et al. + +.. _vp9: + +VP9 +=== + + +:title: VP9 Bitstream & Decoding Process Specification + +:author: Adrian Grange (Google), Peter de Rivaz (Argon Design), Jonathan Hunt (Argon Design) diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-codec-stateless.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-codec-stateless.rst index 72f5e85b4f34..cc080c4257d0 100644 --- a/Documentation/userspace-api/media/v4l/ext-ctrls-codec-stateless.rst +++ b/Documentation/userspace-api/media/v4l/ext-ctrls-codec-stateless.rst @@ -1458,3 +1458,576 @@ FWHT Flags .. raw:: latex \normalsize + +.. _v4l2-codec-stateless-vp9: + +``V4L2_CID_STATELESS_VP9_COMPRESSED_HDR (struct)`` + Stores VP9 probabilities updates as parsed from the current compressed frame + header. A value of zero in an array element means no update of the relevant + probability. Motion vector-related updates contain a new value or zero. All + other updates contain values translated with inv_map_table[] (see 6.3.5 in + :ref:`vp9`). + +.. c:type:: v4l2_ctrl_vp9_compressed_hdr + +.. tabularcolumns:: |p{1cm}|p{4.8cm}|p{11.4cm}| + +.. cssclass:: longtable + +.. flat-table:: struct v4l2_ctrl_vp9_compressed_hdr + :header-rows: 0 + :stub-columns: 0 + :widths: 1 1 2 + + * - __u8 + - ``tx_mode`` + - Specifies the TX mode. See :ref:`TX Mode <vp9_tx_mode>` for more details. + * - __u8 + - ``tx8[2][1]`` + - TX 8x8 probabilities delta. + * - __u8 + - ``tx16[2][2]`` + - TX 16x16 probabilities delta. + * - __u8 + - ``tx32[2][3]`` + - TX 32x32 probabilities delta. + * - __u8 + - ``coef[4][2][2][6][6][3]`` + - Coefficient probabilities delta. + * - __u8 + - ``skip[3]`` + - Skip probabilities delta. + * - __u8 + - ``inter_mode[7][3]`` + - Inter prediction mode probabilities delta. + * - __u8 + - ``interp_filter[4][2]`` + - Interpolation filter probabilities delta. + * - __u8 + - ``is_inter[4]`` + - Is inter-block probabilities delta. + * - __u8 + - ``comp_mode[5]`` + - Compound prediction mode probabilities delta. + * - __u8 + - ``single_ref[5][2]`` + - Single reference probabilities delta. + * - __u8 + - ``comp_ref[5]`` + - Compound reference probabilities delta. + * - __u8 + - ``y_mode[4][9]`` + - Y prediction mode probabilities delta. + * - __u8 + - ``uv_mode[10][9]`` + - UV prediction mode probabilities delta. + * - __u8 + - ``partition[16][3]`` + - Partition probabilities delta. + * - __u8 + - ``mv.joint[3]`` + - Motion vector joint probabilities delta. + * - __u8 + - ``mv.sign[2]`` + - Motion vector sign probabilities delta. + * - __u8 + - ``mv.classes[2][10]`` + - Motion vector class probabilities delta. + * - __u8 + - ``mv.class0_bit[2]`` + - Motion vector class0 bit probabilities delta. + * - __u8 + - ``mv.bits[2][10]`` + - Motion vector bits probabilities delta. + * - __u8 + - ``mv.class0_fr[2][2][3]`` + - Motion vector class0 fractional bit probabilities delta. + * - __u8 + - ``mv.fr[2][3]`` + - Motion vector fractional bit probabilities delta. + * - __u8 + - ``mv.class0_hp[2]`` + - Motion vector class0 high precision fractional bit probabilities delta. + * - __u8 + - ``mv.hp[2]`` + - Motion vector high precision fractional bit probabilities delta. + +.. _vp9_tx_mode: + +``TX Mode`` + +.. tabularcolumns:: |p{6.5cm}|p{0.5cm}|p{10.3cm}| + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + :widths: 1 1 2 + + * - ``V4L2_VP9_TX_MODE_ONLY_4X4`` + - 0 + - Transform size is 4x4. + * - ``V4L2_VP9_TX_MODE_ALLOW_8X8`` + - 1 + - Transform size can be up to 8x8. + * - ``V4L2_VP9_TX_MODE_ALLOW_16X16`` + - 2 + - Transform size can be up to 16x16. + * - ``V4L2_VP9_TX_MODE_ALLOW_32X32`` + - 3 + - transform size can be up to 32x32. + * - ``V4L2_VP9_TX_MODE_SELECT`` + - 4 + - Bitstream contains the transform size for each block. + +See section '7.3.1 Tx mode semantics' of the :ref:`vp9` specification for more details. + +``V4L2_CID_STATELESS_VP9_FRAME (struct)`` + Specifies the frame parameters for the associated VP9 frame decode request. + This includes the necessary parameters for configuring a stateless hardware + decoding pipeline for VP9. The bitstream parameters are defined according + to :ref:`vp9`. + +.. c:type:: v4l2_ctrl_vp9_frame + +.. raw:: latex + + \small + +.. tabularcolumns:: |p{4.7cm}|p{5.5cm}|p{7.1cm}| + +.. cssclass:: longtable + +.. flat-table:: struct v4l2_ctrl_vp9_frame + :header-rows: 0 + :stub-columns: 0 + :widths: 1 1 2 + + * - struct :c:type:`v4l2_vp9_loop_filter` + - ``lf`` + - Loop filter parameters. See struct :c:type:`v4l2_vp9_loop_filter` for more details. + * - struct :c:type:`v4l2_vp9_quantization` + - ``quant`` + - Quantization parameters. See :c:type:`v4l2_vp9_quantization` for more details. + * - struct :c:type:`v4l2_vp9_segmentation` + - ``seg`` + - Segmentation parameters. See :c:type:`v4l2_vp9_segmentation` for more details. + * - __u32 + - ``flags`` + - Combination of V4L2_VP9_FRAME_FLAG_* flags. See :ref:`Frame Flags<vp9_frame_flags>`. + * - __u16 + - ``compressed_header_size`` + - Compressed header size in bytes. + * - __u16 + - ``uncompressed_header_size`` + - Uncompressed header size in bytes. + * - __u16 + - ``frame_width_minus_1`` + - Add 1 to get the frame width expressed in pixels. See section 7.2.3 in :ref:`vp9`. + * - __u16 + - ``frame_height_minus_1`` + - Add 1 to get the frame height expressed in pixels. See section 7.2.3 in :ref:`vp9`. + * - __u16 + - ``render_width_minus_1`` + - Add 1 to get the expected render width expressed in pixels. This is + not used during the decoding process but might be used by HW scalers to + prepare a frame that's ready for scanout. See section 7.2.4 in :ref:`vp9`. + * - __u16 + - render_height_minus_1 + - Add 1 to get the expected render height expressed in pixels. This is + not used during the decoding process but might be used by HW scalers to + prepare a frame that's ready for scanout. See section 7.2.4 in :ref:`vp9`. + * - __u64 + - ``last_frame_ts`` + - "last" reference buffer timestamp. + The timestamp refers to the ``timestamp`` field in + struct :c:type:`v4l2_buffer`. Use the :c:func:`v4l2_timeval_to_ns()` + function to convert the struct :c:type:`timeval` in struct + :c:type:`v4l2_buffer` to a __u64. + * - __u64 + - ``golden_frame_ts`` + - "golden" reference buffer timestamp. + The timestamp refers to the ``timestamp`` field in + struct :c:type:`v4l2_buffer`. Use the :c:func:`v4l2_timeval_to_ns()` + function to convert the struct :c:type:`timeval` in struct + :c:type:`v4l2_buffer` to a __u64. + * - __u64 + - ``alt_frame_ts`` + - "alt" reference buffer timestamp. + The timestamp refers to the ``timestamp`` field in + struct :c:type:`v4l2_buffer`. Use the :c:func:`v4l2_timeval_to_ns()` + function to convert the struct :c:type:`timeval` in struct + :c:type:`v4l2_buffer` to a __u64. + * - __u8 + - ``ref_frame_sign_bias`` + - a bitfield specifying whether the sign bias is set for a given + reference frame. See :ref:`Reference Frame Sign Bias<vp9_ref_frame_sign_bias>` + for more details. + * - __u8 + - ``reset_frame_context`` + - specifies whether the frame context should be reset to default values. See + :ref:`Reset Frame Context<vp9_reset_frame_context>` for more details. + * - __u8 + - ``frame_context_idx`` + - Frame context that should be used/updated. + * - __u8 + - ``profile`` + - VP9 profile. Can be 0, 1, 2 or 3. + * - __u8 + - ``bit_depth`` + - Component depth in bits. Can be 8, 10 or 12. Note that not all profiles + support 10 and/or 12 bits depths. + * - __u8 + - ``interpolation_filter`` + - Specifies the filter selection used for performing inter prediction. See + :ref:`Interpolation Filter<vp9_interpolation_filter>` for more details. + * - __u8 + - ``tile_cols_log2`` + - Specifies the base 2 logarithm of the width of each tile (where the + width is measured in units of 8x8 blocks). Shall be less than or equal + to 6. + * - __u8 + - ``tile_rows_log2`` + - Specifies the base 2 logarithm of the height of each tile (where the + height is measured in units of 8x8 blocks). + * - __u8 + - ``reference_mode`` + - Specifies the type of inter prediction to be used. See + :ref:`Reference Mode<vp9_reference_mode>` for more details. + * - __u8 + - ``reserved[7]`` + - Applications and drivers must set this to zero. + +.. raw:: latex + + \normalsize + +.. _vp9_frame_flags: + +``Frame Flags`` + +.. tabularcolumns:: |p{10.0cm}|p{1.2cm}|p{6.1cm}| + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + :widths: 1 1 2 + + * - ``V4L2_VP9_FRAME_FLAG_KEY_FRAME`` + - 0x001 + - The frame is a key frame. + * - ``V4L2_VP9_FRAME_FLAG_SHOW_FRAME`` + - 0x002 + - The frame should be displayed. + * - ``V4L2_VP9_FRAME_FLAG_ERROR_RESILIENT`` + - 0x004 + - The decoding should be error resilient. + * - ``V4L2_VP9_FRAME_FLAG_INTRA_ONLY`` + - 0x008 + - The frame does not reference other frames. + * - ``V4L2_VP9_FRAME_FLAG_ALLOW_HIGH_PREC_MV`` + - 0x010 + - The frame can use high precision motion vectors. + * - ``V4L2_VP9_FRAME_FLAG_REFRESH_FRAME_CTX`` + - 0x020 + - Frame context should be updated after decoding. + * - ``V4L2_VP9_FRAME_FLAG_PARALLEL_DEC_MODE`` + - 0x040 + - Parallel decoding is used. + * - ``V4L2_VP9_FRAME_FLAG_X_SUBSAMPLING`` + - 0x080 + - Vertical subsampling is enabled. + * - ``V4L2_VP9_FRAME_FLAG_Y_SUBSAMPLING`` + - 0x100 + - Horizontal subsampling is enabled. + * - ``V4L2_VP9_FRAME_FLAG_COLOR_RANGE_FULL_SWING`` + - 0x200 + - The full UV range is used. + +.. _vp9_ref_frame_sign_bias: + +``Reference Frame Sign Bias`` + +.. tabularcolumns:: |p{7.0cm}|p{1.2cm}|p{9.1cm}| + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + :widths: 1 1 2 + + * - ``V4L2_VP9_SIGN_BIAS_LAST`` + - 0x1 + - Sign bias is set for the last reference frame. + * - ``V4L2_VP9_SIGN_BIAS_GOLDEN`` + - 0x2 + - Sign bias is set for the golden reference frame. + * - ``V4L2_VP9_SIGN_BIAS_ALT`` + - 0x2 + - Sign bias is set for the alt reference frame. + +.. _vp9_reset_frame_context: + +``Reset Frame Context`` + +.. tabularcolumns:: |p{7.0cm}|p{1.2cm}|p{9.1cm}| + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + :widths: 1 1 2 + + * - ``V4L2_VP9_RESET_FRAME_CTX_NONE`` + - 0 + - Do not reset any frame context. + * - ``V4L2_VP9_RESET_FRAME_CTX_SPEC`` + - 1 + - Reset the frame context pointed to by + :c:type:`v4l2_ctrl_vp9_frame`.frame_context_idx. + * - ``V4L2_VP9_RESET_FRAME_CTX_ALL`` + - 2 + - Reset all frame contexts. + +See section '7.2 Uncompressed header semantics' of the :ref:`vp9` specification +for more details. + +.. _vp9_interpolation_filter: + +``Interpolation Filter`` + +.. tabularcolumns:: |p{9.0cm}|p{1.2cm}|p{7.1cm}| + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + :widths: 1 1 2 + + * - ``V4L2_VP9_INTERP_FILTER_EIGHTTAP`` + - 0 + - Eight tap filter. + * - ``V4L2_VP9_INTERP_FILTER_EIGHTTAP_SMOOTH`` + - 1 + - Eight tap smooth filter. + * - ``V4L2_VP9_INTERP_FILTER_EIGHTTAP_SHARP`` + - 2 + - Eeight tap sharp filter. + * - ``V4L2_VP9_INTERP_FILTER_BILINEAR`` + - 3 + - Bilinear filter. + * - ``V4L2_VP9_INTERP_FILTER_SWITCHABLE`` + - 4 + - Filter selection is signaled at the block level. + +See section '7.2.7 Interpolation filter semantics' of the :ref:`vp9` specification +for more details. + +.. _vp9_reference_mode: + +``Reference Mode`` + +.. tabularcolumns:: |p{9.6cm}|p{0.5cm}|p{7.2cm}| + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + :widths: 1 1 2 + + * - ``V4L2_VP9_REFERENCE_MODE_SINGLE_REFERENCE`` + - 0 + - Indicates that all the inter blocks use only a single reference frame + to generate motion compensated prediction. + * - ``V4L2_VP9_REFERENCE_MODE_COMPOUND_REFERENCE`` + - 1 + - Requires all the inter blocks to use compound mode. Single reference + frame prediction is not allowed. + * - ``V4L2_VP9_REFERENCE_MODE_SELECT`` + - 2 + - Allows each individual inter block to select between single and + compound prediction modes. + +See section '7.3.6 Frame reference mode semantics' of the :ref:`vp9` specification for more details. + +.. c:type:: v4l2_vp9_segmentation + +Encodes the quantization parameters. See section '7.2.10 Segmentation +params syntax' of the :ref:`vp9` specification for more details. + +.. tabularcolumns:: |p{0.8cm}|p{5cm}|p{11.4cm}| + +.. cssclass:: longtable + +.. flat-table:: struct v4l2_vp9_segmentation + :header-rows: 0 + :stub-columns: 0 + :widths: 1 1 2 + + * - __u8 + - ``feature_data[8][4]`` + - Data attached to each feature. Data entry is only valid if the feature + is enabled. The array shall be indexed with segment number as the first dimension + (0..7) and one of V4L2_VP9_SEG_* as the second dimension. + See :ref:`Segment Feature IDs<vp9_segment_feature>`. + * - __u8 + - ``feature_enabled[8]`` + - Bitmask defining which features are enabled in each segment. The value for each + segment is a combination of V4L2_VP9_SEGMENT_FEATURE_ENABLED(id) values where id is + one of V4L2_VP9_SEG_*. See :ref:`Segment Feature IDs<vp9_segment_feature>`. + * - __u8 + - ``tree_probs[7]`` + - Specifies the probability values to be used when decoding a Segment-ID. + See '5.15. Segmentation map' section of :ref:`vp9` for more details. + * - __u8 + - ``pred_probs[3]`` + - Specifies the probability values to be used when decoding a + Predicted-Segment-ID. See '6.4.14. Get segment id syntax' + section of :ref:`vp9` for more details. + * - __u8 + - ``flags`` + - Combination of V4L2_VP9_SEGMENTATION_FLAG_* flags. See + :ref:`Segmentation Flags<vp9_segmentation_flags>`. + * - __u8 + - ``reserved[5]`` + - Applications and drivers must set this to zero. + +.. _vp9_segment_feature: + +``Segment feature IDs`` + +.. tabularcolumns:: |p{6.0cm}|p{1cm}|p{10.3cm}| + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + :widths: 1 1 2 + + * - ``V4L2_VP9_SEG_LVL_ALT_Q`` + - 0 + - Quantizer segment feature. + * - ``V4L2_VP9_SEG_LVL_ALT_L`` + - 1 + - Loop filter segment feature. + * - ``V4L2_VP9_SEG_LVL_REF_FRAME`` + - 2 + - Reference frame segment feature. + * - ``V4L2_VP9_SEG_LVL_SKIP`` + - 3 + - Skip segment feature. + * - ``V4L2_VP9_SEG_LVL_MAX`` + - 4 + - Number of segment features. + +.. _vp9_segmentation_flags: + +``Segmentation Flags`` + +.. tabularcolumns:: |p{10.6cm}|p{0.8cm}|p{5.9cm}| + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + :widths: 1 1 2 + + * - ``V4L2_VP9_SEGMENTATION_FLAG_ENABLED`` + - 0x01 + - Indicates that this frame makes use of the segmentation tool. + * - ``V4L2_VP9_SEGMENTATION_FLAG_UPDATE_MAP`` + - 0x02 + - Indicates that the segmentation map should be updated during the + decoding of this frame. + * - ``V4L2_VP9_SEGMENTATION_FLAG_TEMPORAL_UPDATE`` + - 0x04 + - Indicates that the updates to the segmentation map are coded + relative to the existing segmentation map. + * - ``V4L2_VP9_SEGMENTATION_FLAG_UPDATE_DATA`` + - 0x08 + - Indicates that new parameters are about to be specified for each + segment. + * - ``V4L2_VP9_SEGMENTATION_FLAG_ABS_OR_DELTA_UPDATE`` + - 0x10 + - Indicates that the segmentation parameters represent the actual values + to be used. + +.. c:type:: v4l2_vp9_quantization + +Encodes the quantization parameters. See section '7.2.9 Quantization params +syntax' of the VP9 specification for more details. + +.. tabularcolumns:: |p{0.8cm}|p{4cm}|p{12.4cm}| + +.. cssclass:: longtable + +.. flat-table:: struct v4l2_vp9_quantization + :header-rows: 0 + :stub-columns: 0 + :widths: 1 1 2 + + * - __u8 + - ``base_q_idx`` + - Indicates the base frame qindex. + * - __s8 + - ``delta_q_y_dc`` + - Indicates the Y DC quantizer relative to base_q_idx. + * - __s8 + - ``delta_q_uv_dc`` + - Indicates the UV DC quantizer relative to base_q_idx. + * - __s8 + - ``delta_q_uv_ac`` + - Indicates the UV AC quantizer relative to base_q_idx. + * - __u8 + - ``reserved[4]`` + - Applications and drivers must set this to zero. + +.. c:type:: v4l2_vp9_loop_filter + +This structure contains all loop filter related parameters. See sections +'7.2.8 Loop filter semantics' of the :ref:`vp9` specification for more details. + +.. tabularcolumns:: |p{0.8cm}|p{4cm}|p{12.4cm}| + +.. cssclass:: longtable + +.. flat-table:: struct v4l2_vp9_loop_filter + :header-rows: 0 + :stub-columns: 0 + :widths: 1 1 2 + + * - __s8 + - ``ref_deltas[4]`` + - Contains the adjustment needed for the filter level based on the chosen + reference frame. + * - __s8 + - ``mode_deltas[2]`` + - Contains the adjustment needed for the filter level based on the chosen + mode. + * - __u8 + - ``level`` + - Indicates the loop filter strength. + * - __u8 + - ``sharpness`` + - Indicates the sharpness level. + * - __u8 + - ``flags`` + - Combination of V4L2_VP9_LOOP_FILTER_FLAG_* flags. + See :ref:`Loop Filter Flags <vp9_loop_filter_flags>`. + * - __u8 + - ``reserved[7]`` + - Applications and drivers must set this to zero. + + +.. _vp9_loop_filter_flags: + +``Loop Filter Flags`` + +.. tabularcolumns:: |p{9.6cm}|p{0.5cm}|p{7.2cm}| + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + :widths: 1 1 2 + + * - ``V4L2_VP9_LOOP_FILTER_FLAG_DELTA_ENABLED`` + - 0x1 + - When set, the filter level depends on the mode and reference frame used + to predict a block. + * - ``V4L2_VP9_LOOP_FILTER_FLAG_DELTA_UPDATE`` + - 0x2 + - When set, the bitstream contains additional syntax elements that + specify which mode and reference frame deltas are to be updated. diff --git a/Documentation/userspace-api/media/v4l/pixfmt-compressed.rst b/Documentation/userspace-api/media/v4l/pixfmt-compressed.rst index 0ede39907ee2..967fc803ef94 100644 --- a/Documentation/userspace-api/media/v4l/pixfmt-compressed.rst +++ b/Documentation/userspace-api/media/v4l/pixfmt-compressed.rst @@ -172,6 +172,21 @@ Compressed Formats - VP9 compressed video frame. The encoder generates one compressed frame per buffer, and the decoder requires one compressed frame per buffer. + * .. _V4L2-PIX-FMT-VP9-FRAME: + + - ``V4L2_PIX_FMT_VP9_FRAME`` + - 'VP9F' + - VP9 parsed frame, including the frame header, as extracted from the container. + This format is adapted for stateless video decoders that implement a + VP9 pipeline with the :ref:`stateless_decoder`. + Metadata associated with the frame to decode is required to be passed + through the ``V4L2_CID_STATELESS_VP9_FRAME`` and + the ``V4L2_CID_STATELESS_VP9_COMPRESSED_HDR`` controls. + See the :ref:`associated Codec Control IDs <v4l2-codec-stateless-vp9>`. + Exactly one output and one capture buffer must be provided for use with + this pixel format. The output buffer must contain the appropriate number + of macroblocks to decode a full corresponding frame to the matching + capture buffer. * .. _V4L2-PIX-FMT-HEVC: - ``V4L2_PIX_FMT_HEVC`` 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 fdde0ae6d521..29971a45a2d4 100644 --- a/Documentation/userspace-api/media/v4l/vidioc-g-ext-ctrls.rst +++ b/Documentation/userspace-api/media/v4l/vidioc-g-ext-ctrls.rst @@ -233,6 +233,14 @@ still cause this situation. - ``p_mpeg2_quantisation`` - A pointer to a struct :c:type:`v4l2_ctrl_mpeg2_quantisation`. Valid if this control is of type ``V4L2_CTRL_TYPE_MPEG2_QUANTISATION``. + * - struct :c:type:`v4l2_ctrl_vp9_compressed_hdr` * + - ``p_vp9_compressed_hdr_probs`` + - A pointer to a struct :c:type:`v4l2_ctrl_vp9_compressed_hdr`. Valid if this + control is of type ``V4L2_CTRL_TYPE_VP9_COMPRESSED_HDR``. + * - struct :c:type:`v4l2_ctrl_vp9_frame` * + - ``p_vp9_frame`` + - A pointer to a struct :c:type:`v4l2_ctrl_vp9_frame`. Valid if this + control is of type ``V4L2_CTRL_TYPE_VP9_FRAME``. * - struct :c:type:`v4l2_ctrl_hdr10_cll_info` * - ``p_hdr10_cll`` - A pointer to a struct :c:type:`v4l2_ctrl_hdr10_cll_info`. Valid if this control is diff --git a/Documentation/userspace-api/media/v4l/vidioc-queryctrl.rst b/Documentation/userspace-api/media/v4l/vidioc-queryctrl.rst index 2f491c17dd5d..88f630252d98 100644 --- a/Documentation/userspace-api/media/v4l/vidioc-queryctrl.rst +++ b/Documentation/userspace-api/media/v4l/vidioc-queryctrl.rst @@ -513,6 +513,18 @@ See also the examples in :ref:`control`. - n/a - A struct :c:type:`v4l2_ctrl_hevc_decode_params`, containing HEVC decoding parameters for stateless video decoders. + * - ``V4L2_CTRL_TYPE_VP9_COMPRESSED_HDR`` + - n/a + - n/a + - n/a + - A struct :c:type:`v4l2_ctrl_vp9_compressed_hdr`, containing VP9 + probabilities updates for stateless video decoders. + * - ``V4L2_CTRL_TYPE_VP9_FRAME`` + - n/a + - n/a + - n/a + - A struct :c:type:`v4l2_ctrl_vp9_frame`, containing VP9 + frame decode parameters for stateless video decoders. .. raw:: latex |