diff options
| author | zefuli <zefu.li@intel.com> | 2019-06-17 16:48:40 +0000 |
|---|---|---|
| committer | XinfengZhang <carl.zhang@intel.com> | 2020-03-04 21:42:39 +0800 |
| commit | 7eb84e41658944ab0713c5aa6b8eddbcb50a114d (patch) | |
| tree | 7c6968d70bb420d9f85b65f175ef1480343f4ba3 /va | |
| parent | 48f446b32a4fe76d542c56c87f9427e8d14e073d (diff) | |
| download | libva-7eb84e41658944ab0713c5aa6b8eddbcb50a114d.tar.gz | |
Add av1 decode interfaces
Signed-off-by: zefuli <zefu.li@intel.com>
Diffstat (limited to 'va')
| -rw-r--r-- | va/meson.build | 1 | ||||
| -rwxr-xr-x | va/va.h | 8 | ||||
| -rwxr-xr-x | va/va_dec_av1.h | 656 |
3 files changed, 663 insertions, 2 deletions
diff --git a/va/meson.build b/va/meson.build index 8c9d036..45707b6 100644 --- a/va/meson.build +++ b/va/meson.build @@ -26,6 +26,7 @@ libva_headers = [ 'va_dec_jpeg.h', 'va_dec_vp8.h', 'va_dec_vp9.h', + 'va_dec_av1.h', 'va_drmcommon.h', 'va_egl.h', 'va_enc_hevc.h', @@ -119,11 +119,12 @@ extern "C" { * - \ref api_enc_mpeg2 * - \ref api_enc_vp8 * - \ref api_enc_vp9 - * - Decoder (HEVC, JPEG, VP8, VP9) + * - Decoder (HEVC, JPEG, VP8, VP9, AV1) * - \ref api_dec_hevc * - \ref api_dec_jpeg * - \ref api_dec_vp8 * - \ref api_dec_vp9 + * - \ref api_dec_av1 * - \ref api_vpp * - FEI (H264, HEVC) * - \ref api_fei @@ -392,7 +393,9 @@ typedef enum VAProfileHEVCMain444_12 = 28, VAProfileHEVCSccMain = 29, VAProfileHEVCSccMain10 = 30, - VAProfileHEVCSccMain444 = 31 + VAProfileHEVCSccMain444 = 31, + VAProfileAV1Profile0 = 32, + VAProfileAV1Profile1 = 33 } VAProfile; /** @@ -4624,6 +4627,7 @@ typedef struct _VAPictureHEVC #include <va/va_dec_jpeg.h> #include <va/va_dec_vp8.h> #include <va/va_dec_vp9.h> +#include <va/va_dec_av1.h> #include <va/va_enc_hevc.h> #include <va/va_fei_hevc.h> #include <va/va_enc_h264.h> diff --git a/va/va_dec_av1.h b/va/va_dec_av1.h new file mode 100755 index 0000000..8952175 --- /dev/null +++ b/va/va_dec_av1.h @@ -0,0 +1,656 @@ +/*
+ * Copyright (c) 2019 Intel Corporation. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL INTEL AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/**
+ * \file va_dec_av1.h
+ * \brief The AV1 decoding API
+ *
+ * This file contains the \ref api_dec_av1 "AV1 decoding API".
+ */
+
+#ifndef VA_DEC_AV1_H
+#define VA_DEC_AV1_H
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * \brief AV1 Decoding Picture Parameter Buffer Structure
+ *
+ * This structure conveys picture level parameters.
+ * App should send a surface with this data structure down to VAAPI once
+ * per frame.
+ *
+ */
+
+/** \brief Segmentation Information
+ */
+typedef struct _VASegmentationStructAV1 {
+ union {
+ struct {
+ /** Indicates whether segmentation map related syntax elements
+ * are present or not for current frame. If equal to 0,
+ * the segmentation map related syntax elements are
+ * not present for the current frame and the control flags of
+ * segmentation map related tables feature_data[][], and
+ * feature_mask[] are not valid and shall be ignored by accelerator.
+ */
+ uint32_t enabled : 1;
+ /** Value 1 indicates that the segmentation map are updated
+ * during the decoding of this frame.
+ * Value 0 means that the segmentation map from the previous
+ * frame is used.
+ */
+ uint32_t update_map : 1;
+ /** Value 1 indicates that the updates to the segmentation map
+ * are coded relative to the existing segmentation map.
+ * Value 0 indicates that the new segmentation map is coded
+ * without reference to the existing segmentation map.
+ */
+ uint32_t temporal_update : 1;
+ /** Value 1 indicates that new parameters are about to be
+ * specified for each segment.
+ * Value 0 indicates that the segmentation parameters
+ * should keep their existing values.
+ */
+ uint32_t update_data : 1;
+
+ /** \brief Reserved bytes for future use, must be zero */
+ uint32_t reserved : 28;
+ } bits;
+ uint32_t value;
+ } segment_info_fields;
+
+ /** \brief Segmentation parameters for current frame.
+ * feature_data[segment_id][feature_id]
+ * where segment_id has value range [0..7] indicating the segment id.
+ * and feature_id is defined as
+ typedef enum {
+ SEG_LVL_ALT_Q, // Use alternate Quantizer ....
+ SEG_LVL_ALT_LF_Y_V, // Use alternate loop filter value on y plane vertical
+ SEG_LVL_ALT_LF_Y_H, // Use alternate loop filter value on y plane horizontal
+ SEG_LVL_ALT_LF_U, // Use alternate loop filter value on u plane
+ SEG_LVL_ALT_LF_V, // Use alternate loop filter value on v plane
+ SEG_LVL_REF_FRAME, // Optional Segment reference frame
+ SEG_LVL_SKIP, // Optional Segment (0,0) + skip mode
+ SEG_LVL_GLOBALMV,
+ SEG_LVL_MAX
+ } SEG_LVL_FEATURES;
+ * feature_data[][] is equivalent to variable FeatureData[][] in spec,
+ * which is after clip3() operation.
+ * Clip3(x, y, z) = (z < x)? x : ((z > y)? y : z);
+ * The limit is defined in Segmentation_Feature_Max[ SEG_LVL_MAX ] = {
+ * 255, MAX_LOOP_FILTER, MAX_LOOP_FILTER, MAX_LOOP_FILTER, MAX_LOOP_FILTER, 7, 0, 0 }
+ */
+ int16_t feature_data[8][8];
+
+ /** \brief indicates if a feature is enabled or not.
+ * Each bit field itself is the feature_id. Index is segment_id.
+ * feature_mask[segment_id] & (1 << feature_id) equal to 1 specify that the feature of
+ * feature_id for segment of segment_id is enabled, otherwise disabled.
+ */
+ uint8_t feature_mask[8];
+
+ /** \brief Reserved bytes for future use, must be zero */
+ uint32_t va_reserved[VA_PADDING_LOW];
+
+} VASegmentationStructAV1;
+
+/** \brief Film Grain Information
+ */
+typedef struct _VAFilmGrainStructAV1 {
+ union {
+ struct {
+ /** \brief Specify whether or not film grain is applied on current frame.
+ * If set to 0, all the rest parameters should be set to zero
+ * and ignored.
+ */
+ uint32_t apply_grain : 1;
+ uint32_t chroma_scaling_from_luma : 1;
+ uint32_t grain_scaling_minus_8 : 2;
+ uint32_t ar_coeff_lag : 2;
+ uint32_t ar_coeff_shift_minus_6 : 2;
+ uint32_t grain_scale_shift : 2;
+ uint32_t overlap_flag : 1;
+ uint32_t clip_to_restricted_range : 1;
+ /** \brief Reserved bytes for future use, must be zero */
+ uint32_t reserved : 20;
+ } bits;
+ uint32_t value;
+ } film_grain_info_fields;
+
+ uint16_t grain_seed;
+ /* value range [0..14] */
+ uint8_t num_y_points;
+ uint8_t point_y_value[14];
+ uint8_t point_y_scaling[14];
+ /* value range [0..10] */
+ uint8_t num_cb_points;
+ uint8_t point_cb_value[10];
+ uint8_t point_cb_scaling[10];
+ /* value range [0..10] */
+ uint8_t num_cr_points;
+ uint8_t point_cr_value[10];
+ uint8_t point_cr_scaling[10];
+ /* value range [-128..127] */
+ int8_t ar_coeffs_y[24];
+ int8_t ar_coeffs_cb[25];
+ int8_t ar_coeffs_cr[25];
+ uint8_t cb_mult;
+ uint8_t cb_luma_mult;
+ uint16_t cb_offset;
+ uint8_t cr_mult;
+ uint8_t cr_luma_mult;
+ uint16_t cr_offset;
+
+ /** \brief Reserved bytes for future use, must be zero */
+ uint32_t va_reserved[VA_PADDING_LOW];
+
+} VAFilmGrainStructAV1;
+
+typedef enum {
+ /** identity transformation, 0-parameter */
+ VAAV1Identity = 0,
+ /** translational motion, 2-parameter */
+ VAAV1Translation = 1,
+ /** simplified affine with rotation + zoom only, 4-parameter */
+ VAAV1Rotzoom = 2,
+ /** affine, 6-parameter */
+ VAAV1Affine = 3,
+ VAAV1Trans_Types,
+} VAAV1TransformationType;
+
+typedef struct _VAWarpedMotionParamsAV1{
+
+ /** \brief Specify the type of warped motion */
+ VAAV1TransformationType wmtype;
+
+ /** \brief Specify warp motion parameters
+ * wm.wmmat[] corresponds to gm_params[][] in spec.
+ * Details in AV1 spec section 5.9.24 or refer to libaom code
+ * https://aomedia.googlesource.com/aom/+/refs/heads/master/av1/decoder/decodeframe.c
+ */
+ int32_t wmmat[8];
+
+ /* valid or invalid on affine set */
+ uint8_t invalid;
+
+ /** \brief Reserved bytes for future use, must be zero */
+ uint32_t va_reserved[VA_PADDING_LOW];
+
+} VAWarpedMotionParamsAV1;
+
+/**
+ * \brief AV1 Decoding Picture Parameter Buffer Structure
+ *
+ * This structure conveys picture level parameters and should be sent once
+ * per frame.
+ *
+ */
+typedef struct _VADecPictureParameterBufferAV1
+{
+ /**@{*/
+
+ /** \brief sequence level information
+ */
+
+ /** \brief AV1 bit stream profile
+ */
+ uint8_t profile;
+
+ uint8_t order_hint_bits_minus_1;
+
+ /** \brief bit depth index
+ * value range [0..2]
+ * 0 - bit depth 8;
+ * 1 - bit depth 10;
+ * 2 - bit depth 12;
+ */
+ uint8_t bit_depth_idx;
+
+ union {
+ struct {
+ uint32_t still_picture : 1;
+ uint32_t use_128x128_superblock : 1;
+ uint32_t enable_filter_intra : 1;
+ uint32_t enable_intra_edge_filter : 1;
+
+ /** read_compound_tools */
+ uint32_t enable_interintra_compound : 1;
+ uint32_t enable_masked_compound : 1;
+
+ uint32_t enable_dual_filter : 1;
+ uint32_t enable_order_hint : 1;
+ uint32_t enable_jnt_comp : 1;
+ uint32_t enable_cdef : 1;
+ uint32_t mono_chrome : 1;
+ uint32_t color_range : 1;
+ uint32_t subsampling_x : 1;
+ uint32_t subsampling_y : 1;
+ uint32_t chroma_sample_position : 1;
+ uint32_t film_grain_params_present : 1;
+ /** \brief Reserved bytes for future use, must be zero */
+ uint32_t reserved : 16;
+ } fields;
+ uint32_t value;
+ } seq_info_fields;
+
+ /** \brief Picture level information
+ */
+
+ /** \brief buffer description of decoded current picture
+ */
+ VASurfaceID current_frame;
+
+ /** \brief display buffer of current picture
+ * Used for film grain applied decoded picture.
+ * Valid only when apply_grain equals 1.
+ */
+ VASurfaceID current_display_picture;
+
+ /** \brief number of anchor frames for large scale tile
+ * This parameter gives the number of entries of anchor_frames_list[].
+ * Value range [0..128].
+ */
+ uint8_t anchor_frames_num;
+
+ /** \brief anchor frame list for large scale tile
+ * For large scale tile applications, the anchor frames could come from
+ * previously decoded frames in current sequence (aka. internal), or
+ * from external sources.
+ * For external anchor frames, application should call API
+ * vaCreateBuffer() to generate frame buffers and populate them with
+ * pixel frames. And this process may happen multiple times.
+ * The array anchor_frames_list[] is used to register all the available
+ * anchor frames from both external and internal, up to the current
+ * frame instance. If a previously registerred anchor frame is no longer
+ * needed, it should be removed from the list. But it does not prevent
+ * applications from relacing the frame buffer with new anchor frames.
+ * Please note that the internal anchor frames may not still be present
+ * in the current DPB buffer. But if it is in the anchor_frames_list[],
+ * it should not be replaced with other frames or removed from memory
+ * until it is not shown in the list.
+ * This number of entries of the list is given by parameter anchor_frames_num.
+ */
+ VASurfaceID *anchor_frames_list;
+
+ /** \brief Picture resolution minus 1
+ * Picture original resolution. If SuperRes is enabled,
+ * this is the upscaled resolution.
+ * The value may not be multiple of 8.
+ * value range [0..65535]
+ */
+ uint16_t frame_width_minus1;
+ uint16_t frame_height_minus1;
+
+ /** \brief Output frame buffer size in unit of tiles
+ * Valid only when large_scale_tile equals 1.
+ * value range [0..65535]
+ */
+ uint16_t output_frame_width_in_tiles_minus_1;
+ uint16_t output_frame_height_in_tiles_minus_1;
+
+ /** \brief Surface indices of reference frames in DPB.
+ *
+ * Contains a list of uncompressed frame buffer surface indices as references.
+ * Application needs to make sure all the entries point to valid frames
+ * except for the key frame by checking ref_frame_id[]. If missing frame
+ * is identified, application may choose to perform error recovery by
+ * pointing problematic index to an alternative frame buffer.
+ * Driver is not responsible to validate reference frames' id.
+ */
+ VASurfaceID ref_frame_map[8];
+
+ /** \brief Reference frame indices.
+ *
+ * Contains a list of indices into ref_frame_map[8].
+ * It specifies the reference frame correspondence.
+ * The indices of the array are defined as [LAST_FRAME – LAST_FRAME,
+ * LAST2_FRAME – LAST_FRAME, …, ALTREF2_FRAME – LAST_FRAME], where each
+ * symbol is defined as:
+ * enum{INTRA_FRAME = 0, LAST_FRAME, LAST2_FRAME, LAST3_FRAME, GOLDEN_FRAME,
+ * BWDREF_FRAME, ALTREF_FRAME};
+ */
+ uint8_t ref_frame_idx[7];
+
+ /** \brief primary reference frame index
+ * Index into ref_frame_idx[], specifying which reference frame contains
+ * propagated info that should be loaded at the start of the frame.
+ * When value equals PRIMARY_REF_NONE (7), it indicates there is
+ * no primary reference frame.
+ * value range [0..7]
+ */
+ uint8_t primary_ref_frame;
+
+ uint8_t order_hint;
+
+ VASegmentationStructAV1 seg_info;
+ VAFilmGrainStructAV1 film_grain_info;
+
+ /** \brief tile structure
+ * When uniform_tile_spacing_flag == 1, the value of tile_cols and
+ * tile_rows need to be power of 2, and width_in_sbs_minus_1[] and
+ * height_in_sbs_minus_1[] should be ignored, which will be generated
+ * by driver based on tile_cols and tile_rows.
+ */
+ uint8_t tile_cols;
+ uint8_t tile_rows;
+
+ /* specifes the width/height of a tile minus 1 in units of superblocks */
+ uint16_t width_in_sbs_minus_1[63];
+ uint16_t height_in_sbs_minus_1[63];
+
+ /** \brief number of tiles minus 1 in large scale tile list
+ * Same as AV1 semantic element.
+ * Valid only when large_scale_tiles == 1.
+ */
+ uint16_t tile_count_minus_1;
+
+ /* specify the tile index for context updating */
+ uint16_t context_update_tile_id;
+
+ union
+ {
+ struct
+ {
+ /** \brief flags for current picture
+ * same syntax and semantic as those in AV1 code
+ */
+
+ /** \brief Frame Type
+ * 0: KEY_FRAME;
+ * 1: INTER_FRAME;
+ * 2: INTRA_ONLY_FRAME;
+ * 3: SWITCH_FRAME
+ * For SWITCH_FRAME, application shall set error_resilient_mode = 1,
+ * refresh_frame_flags, etc. appropriately. And driver will convert it
+ * to INTER_FRAME.
+ */
+ uint32_t frame_type : 2;
+ uint32_t show_frame : 1;
+ uint32_t showable_frame : 1;
+ uint32_t error_resilient_mode : 1;
+ uint32_t disable_cdf_update : 1;
+ uint32_t allow_screen_content_tools : 1;
+ uint32_t force_integer_mv : 1;
+ uint32_t allow_intrabc : 1;
+ uint32_t use_superres : 1;
+ uint32_t allow_high_precision_mv : 1;
+ uint32_t is_motion_mode_switchable : 1;
+ uint32_t use_ref_frame_mvs : 1;
+ /* disable_frame_end_update_cdf is coded as refresh_frame_context. */
+ uint32_t disable_frame_end_update_cdf : 1;
+ uint32_t uniform_tile_spacing_flag : 1;
+ uint32_t allow_warped_motion : 1;
+ /** \brief indicate if current frame in large scale tile mode */
+ uint32_t large_scale_tile : 1;
+
+ /** \brief Reserved bytes for future use, must be zero */
+ uint32_t reserved : 15;
+ } bits;
+ uint32_t value;
+ } pic_info_fields;
+
+ /** \brief Supper resolution scale denominator.
+ * value range [9..16]
+ */
+ uint8_t superres_scale_denominator;
+
+ /** \brief Interpolation filter.
+ * value range [0..9]
+ */
+ uint8_t interp_filter;
+
+ /** \brief luma loop filter levels.
+ * value range [0..63].
+ */
+ uint8_t filter_level[2];
+
+ /** \brief chroma loop filter levels.
+ * value range [0..63].
+ */
+ uint8_t filter_level_u;
+ uint8_t filter_level_v;
+
+ union
+ {
+ struct
+ {
+ /** \brief flags for reference pictures
+ * same syntax and semantic as those in AV1 code
+ */
+ uint8_t sharpness_level : 3;
+ uint8_t mode_ref_delta_enabled : 1;
+ uint8_t mode_ref_delta_update : 1;
+
+ /** \brief Reserved bytes for future use, must be zero */
+ uint8_t reserved : 3;
+ } bits;
+ uint8_t value;
+ } loop_filter_info_fields;
+
+ /** \brief The adjustment needed for the filter level based on
+ * the chosen reference frame.
+ * value range [-63..63].
+ */
+ int8_t ref_deltas[8];
+
+ /** \brief The adjustment needed for the filter level based on
+ * the chosen mode.
+ * value range [-63..63].
+ */
+ int8_t mode_deltas[2];
+
+ /** \brief quantization
+ */
+ /** \brief Y AC index
+ * value range [0..255]
+ */
+ uint8_t base_qindex;
+ /** \brief Y DC delta from Y AC
+ * value range [-63..63]
+ */
+ int8_t y_dc_delta_q;
+ /** \brief U DC delta from Y AC
+ * value range [-63..63]
+ */
+ int8_t u_dc_delta_q;
+ /** \brief U AC delta from Y AC
+ * value range [-63..63]
+ */
+ int8_t u_ac_delta_q;
+ /** \brief V DC delta from Y AC
+ * value range [-63..63]
+ */
+ int8_t v_dc_delta_q;
+ /** \brief V AC delta from Y AC
+ * value range [-63..63]
+ */
+ int8_t v_ac_delta_q;
+
+ /** \brief quantization_matrix
+ */
+ union
+ {
+ struct
+ {
+ uint16_t using_qmatrix : 1;
+ /** \brief qm level
+ * value range [0..15]
+ * Invalid if using_qmatrix equals 0.
+ */
+ uint16_t qm_y : 4;
+ uint16_t qm_u : 4;
+ uint16_t qm_v : 4;
+
+ /** \brief Reserved bytes for future use, must be zero */
+ uint16_t reserved : 3;
+ } bits;
+ uint16_t value;
+ } qmatrix_fields;
+
+ union
+ {
+ struct
+ {
+ /** \brief delta_q parameters
+ */
+ uint32_t delta_q_present_flag : 1;
+ uint32_t log2_delta_q_res : 2;
+
+ /** \brief delta_lf parameters
+ */
+ uint32_t delta_lf_present_flag : 1;
+ uint32_t log2_delta_lf_res : 2;
+
+ /** \brief CONFIG_LOOPFILTER_LEVEL
+ */
+ uint32_t delta_lf_multi : 1;
+
+ /** \brief read_tx_mode
+ * value range [0..2]
+ */
+ uint32_t tx_mode : 2;
+
+ /* AV1 frame reference mode semantic */
+ uint32_t reference_select : 1;
+
+ uint32_t reduced_tx_set_used : 1;
+
+ uint32_t skip_mode_present : 1;
+
+ /** \brief Reserved bytes for future use, must be zero */
+ uint32_t reserved : 20;
+ } bits;
+ uint32_t value;
+ } mode_control_fields;
+
+ /** \brief CDEF parameters
+ */
+ /* value range [0..3] */
+ uint8_t cdef_damping_minus_3;
+ /* value range [0..3] */
+ uint8_t cdef_bits;
+ /* value range [0..63] */
+ uint8_t cdef_y_strengths[8];
+ /* value range [0..63] */
+ uint8_t cdef_uv_strengths[8];
+
+ /** \brief loop restoration parameters
+ */
+ union
+ {
+ struct
+ {
+ uint16_t yframe_restoration_type : 2;
+ uint16_t cbframe_restoration_type : 2;
+ uint16_t crframe_restoration_type : 2;
+ uint16_t lr_unit_shift : 2;
+ uint16_t lr_uv_shift : 1;
+
+ /** \brief Reserved bytes for future use, must be zero */
+ uint16_t reserved : 7;
+ } bits;
+ uint16_t value;
+ } loop_restoration_fields;
+
+ /** \brief global motion
+ */
+ VAWarpedMotionParamsAV1 wm[7];
+
+ /**@}*/
+
+ /** \brief Reserved bytes for future use, must be zero */
+ uint32_t va_reserved[VA_PADDING_MEDIUM];
+} VADecPictureParameterBufferAV1;
+
+
+/**
+ * \brief AV1 Slice Parameter Buffer Structure
+ *
+ * This structure conveys parameters related to bit stream data and should be
+ * sent once per tile.
+ *
+ * It uses the name VASliceParameterBufferAV1 to be consistent with other codec,
+ * but actually means VATileParameterBufferAV1.
+ *
+ * Slice data buffer of VASliceDataBufferType is used
+ * to send the bitstream.
+ *
+ * Please note that host decoder is responsible to parse out the
+ * per tile information. And the bit stream in sent to driver in per
+ * tile granularity.
+ */
+typedef struct _VASliceParameterBufferAV1
+{
+ /**@{*/
+ /** \brief The byte count of current tile in the bitstream buffer,
+ * starting from first byte of the buffer.
+ * It uses the name slice_data_size to be consistent with other codec,
+ * but actually means tile_data_size.
+ */
+ uint32_t Slice_data_size;
+ /**
+ * offset to the first byte of the data buffer.
+ */
+ uint32_t Slice_data_offset;
+ /**
+ * see VA_SLICE_DATA_FLAG_XXX definitions
+ */
+ uint32_t Slice_data_flag;
+
+ uint16_t tile_row;
+ uint16_t tile_column;
+ uint16_t tg_start;
+ uint16_t tg_end;
+ /** \brief anchor frame index for large scale tile.
+ * index into an array AnchorFrames of the frames that the tile uses
+ * for prediction.
+ * valid only when large_scale_tile equals 1.
+ */
+ uint8_t anchor_frame_idx;
+
+ /** \brief tile index in the tile list.
+ * Valid only when large_scale_tile is enabled.
+ * Driver uses this field to decide the tile output location.
+ */
+ uint16_t tile_idx_in_tile_list;
+
+ /**@}*/
+
+ /** \brief Reserved bytes for future use, must be zero */
+ uint32_t va_reserved[VA_PADDING_LOW];
+} VASliceParameterBufferAV1;
+
+
+/**@}*/
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* VA_DEC_AV1_H */
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