/*
 *
 * Copyright 2010 Rockchip Electronics Co. LTD
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef __H263D_SYNTAX__
#define __H263D_SYNTAX__

#include "dxva_syntax.h"

/*video vop specific*/
typedef enum {
    H263_INVALID_VOP   = -1,
    H263_I_VOP         = 0,
    H263_P_VOP         = 1,
} H263VOPType;

/* H263PT2 Picture Parameter structure */
typedef struct _DXVA_PicParams_H263 {
    RK_U8   short_video_header;
    RK_U8   vop_coding_type;
    RK_U8   vop_quant;
    RK_U16  wDecodedPictureIndex;
    RK_U16  wDeblockedPictureIndex;
    RK_U16  wForwardRefPictureIndex;
    RK_U16  wBackwardRefPictureIndex;
    RK_U16  vop_time_increment_resolution;
    RK_U32  TRB[2];
    RK_U32  TRD[2];

    union {
        struct {
            RK_U16  unPicPostProc                 : 2;
            RK_U16  interlaced                    : 1;
            RK_U16  quant_type                    : 1;
            RK_U16  quarter_sample                : 1;
            RK_U16  resync_marker_disable         : 1;
            RK_U16  data_partitioned              : 1;
            RK_U16  reversible_vlc                : 1;
            RK_U16  reduced_resolution_vop_enable : 1;
            RK_U16  vop_coded                     : 1;
            RK_U16  vop_rounding_type             : 1;
            RK_U16  intra_dc_vlc_thr              : 3;
            RK_U16  top_field_first               : 1;
            RK_U16  alternate_vertical_scan_flag  : 1;
        };
        RK_U16 wPicFlagBitFields;
    };
    RK_U8   profile_and_level_indication;
    RK_U8   video_object_layer_verid;
    RK_U16  vop_width;
    RK_U16  vop_height;
    union {
        struct {
            RK_U16  sprite_enable               : 2;
            RK_U16  no_of_sprite_warping_points : 6;
            RK_U16  sprite_warping_accuracy     : 2;
        };
        RK_U16 wSpriteBitFields;
    };
    RK_S16  warping_mv[4][2];
    union {
        struct {
            RK_U8  vop_fcode_forward   : 3;
            RK_U8  vop_fcode_backward  : 3;
        };
        RK_U8 wFcodeBitFields;
    };
    RK_U16  StatusReportFeedbackNumber;
    RK_U16  Reserved16BitsA;
    RK_U16  Reserved16BitsB;

    // FIXME: added for rockchip hardware information
    RK_U32  prev_coding_type;
    RK_U32  header_bits;
} DXVA_PicParams_H263, *LPDXVA_PicParams_H263;

typedef struct h263d_dxva2_picture_context {
    DXVA_PicParams_H263         pp;

    // pointer and storage for buffer descriptor
    DXVA2_DecodeBufferDesc      *data[2];
    DXVA2_DecodeBufferDesc      desc[2];
} h263d_dxva2_picture_context_t;

#endif /*__H263D_SYNTAX__*/