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1479 lines
51 KiB
C
1479 lines
51 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*****************************************************************************
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* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
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*/
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#ifndef _IH264D_STRUCTS_H_
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#define _IH264D_STRUCTS_H_
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#include "ih264_typedefs.h"
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#include "ih264_macros.h"
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#include "ih264_platform_macros.h"
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#include "iv.h"
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#include "ivd.h"
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#include "ih264d_transfer_address.h"
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#include "ih264d_defs.h"
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#include "ih264d_defs.h"
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#include "ih264d_bitstrm.h"
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#include "ih264d_debug.h"
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#include "ih264d_dpb_manager.h"
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/* includes for CABAC */
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#include "ih264d_cabac.h"
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#include "ih264d_dpb_manager.h"
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#include "ih264d_vui.h"
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#include "ih264d_sei.h"
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#include "iv.h"
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#include "ivd.h"
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#include "ih264_weighted_pred.h"
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#include "ih264_trans_quant_itrans_iquant.h"
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#include "ih264_inter_pred_filters.h"
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#include "ih264_mem_fns.h"
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#include "ih264_padding.h"
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#include "ih264_intra_pred_filters.h"
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#include "ih264_deblk_edge_filters.h"
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/** Number of Mb's whoose syntax will be read */
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/************************************************************/
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/* MB_GROUP should be a multiple of 2 */
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/************************************************************/
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#define PARSE_MB_GROUP_4 4
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/* MV_SCRATCH_BUFS assumed to be pow(2) */
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#define MV_SCRATCH_BUFS 4
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#define TOP_FIELD_ONLY 0x02
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#define BOT_FIELD_ONLY 0x01
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#define MAX_REF_BUF_SIZE (3776*2*2)
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struct _DecStruct;
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struct _DecMbInfo;
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typedef enum
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{
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MB_TYPE_SI_SLICE = 0,
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MB_TYPE_I_SLICE = 3,
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MB_SKIP_FLAG_P_SLICE = 11,
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MB_TYPE_P_SLICE = 14,
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SUB_MB_TYPE_P_SLICE = 21,
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MB_SKIP_FLAG_B_SLICE = 24,
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MB_TYPE_B_SLICE = 27,
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SUB_MB_TYPE_B_SLICE = 36,
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MVD_X = 40,
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MVD_Y = 47,
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REF_IDX = 54,
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MB_QP_DELTA = 60,
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INTRA_CHROMA_PRED_MODE = 64,
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PREV_INTRA4X4_PRED_MODE_FLAG = 68,
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REM_INTRA4X4_PRED_MODE = 69,
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MB_FIELD_DECODING_FLAG = 70,
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CBP_LUMA = 73,
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CBP_CHROMA = 77,
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CBF = 85,
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SIGNIFICANT_COEFF_FLAG_FRAME = 105,
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SIGNIFICANT_COEFF_FLAG_FLD = 277,
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LAST_SIGNIFICANT_COEFF_FLAG_FRAME = 166,
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LAST_SIGNIFICANT_COEFF_FLAG_FLD = 338,
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COEFF_ABS_LEVEL_MINUS1 = 227,
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/* High profile related Syntax element CABAC offsets */
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TRANSFORM_SIZE_8X8_FLAG = 399,
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SIGNIFICANT_COEFF_FLAG_8X8_FRAME = 402,
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LAST_SIGNIFICANT_COEFF_FLAG_8X8_FRAME = 417,
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COEFF_ABS_LEVEL_MINUS1_8X8 = 426,
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SIGNIFICANT_COEFF_FLAG_8X8_FIELD = 436,
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LAST_SIGNIFICANT_COEFF_FLAG_8X8_FIELD = 451
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} cabac_table_num_t;
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typedef enum
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{
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SIG_COEFF_CTXT_CAT_0_OFFSET = 0,
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SIG_COEFF_CTXT_CAT_1_OFFSET = 15,
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SIG_COEFF_CTXT_CAT_2_OFFSET = 29,
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SIG_COEFF_CTXT_CAT_3_OFFSET = 44,
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SIG_COEFF_CTXT_CAT_4_OFFSET = 47,
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SIG_COEFF_CTXT_CAT_5_OFFSET = 0,
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COEFF_ABS_LEVEL_CAT_0_OFFSET = 0,
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COEFF_ABS_LEVEL_CAT_1_OFFSET = 10,
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COEFF_ABS_LEVEL_CAT_2_OFFSET = 20,
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COEFF_ABS_LEVEL_CAT_3_OFFSET = 30,
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COEFF_ABS_LEVEL_CAT_4_OFFSET = 39,
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COEFF_ABS_LEVEL_CAT_5_OFFSET = 0
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} cabac_blk_cat_offset_t;
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/** Structure for the MV bank */
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typedef struct _mv_pred_t
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{
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WORD16 i2_mv[4]; /** 0- mvFwdX, 1- mvFwdY, 2- mvBwdX, 3- mvBwdY */
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WORD8 i1_ref_frame[2];
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UWORD8 u1_col_ref_pic_idx; /** Idx into the pic buff array */
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UWORD8 u1_pic_type; /** Idx into the pic buff array */
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} mv_pred_t;
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typedef struct
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{
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WORD32 i4_mv_indices[16];
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WORD8 i1_submb_num[16];
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WORD8 i1_partitionsize[16];
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WORD8 i1_num_partitions;
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WORD8 u1_vert_mv_scale;
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UWORD8 u1_col_zeroflag_change;
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} directmv_t;
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typedef struct pic_buffer_t
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{
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/**Different components of the picture */
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UWORD8 *pu1_buf1;
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UWORD8 *pu1_buf2;
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UWORD8 *pu1_buf3;
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UWORD16 u2_disp_width; /** Width of the display luma frame in pixels */
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UWORD16 u2_disp_height; /** Height of the display luma frame in pixels */
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UWORD32 u4_time_stamp; /** Time at which frame has to be displayed */
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UWORD16 u2_frm_wd_y; /** Width of the luma frame in pixels */
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UWORD16 u2_frm_wd_uv; /** Width of the chroma frame */
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UWORD16 u2_frm_ht_y; /** Height of the luma frame in pixels */
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UWORD16 u2_frm_ht_uv; /** Height of the chroma frame */
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/* Upto this is resembling the structure IH264DEC_DispUnit */
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/* If any member is to be added, add below this */
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/* u4_ofst from start of picture buffer to display position for Y buffer */
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UWORD16 u2_crop_offset_y;
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/* u4_ofst from start of picture buffer to display position for UV buffer */
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UWORD16 u2_crop_offset_uv;
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UWORD8 u1_is_short; /** (1: short 0: long) term ref pic */
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UWORD8 u1_pic_type; /** frame / field / complementary field pair */
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UWORD8 u1_pic_buf_id; /** Idx into the picBufAPI array */
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UWORD8 u1_mv_buf_id;
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WORD32 i4_seq;
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UWORD8 *pu1_col_zero_flag;
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mv_pred_t *ps_mv; /** Pointer to the MV bank array */
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WORD32 i4_poc; /** POC */
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WORD32 i4_pic_num;
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WORD32 i4_frame_num;
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WORD32 i4_top_field_order_cnt; /** TopPOC */
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WORD32 i4_bottom_field_order_cnt; /** BottomPOC */
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WORD32 i4_avg_poc; /** minPOC */
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UWORD8 u1_picturetype; /*Same as u1_pic_type..u1_pic_type gets overwritten whereas
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this doesnot get overwritten ...stores the pictype of
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frame/complementary field pair/ mbaff */
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UWORD8 u1_long_term_frm_idx;
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UWORD8 u1_long_term_pic_num;
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UWORD32 u4_pack_slc_typ; /* It will contain information about types of slices */
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/* ! */
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UWORD32 u4_ts;
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UWORD8 u1_pic_struct;/* Refer to SEI table D-1 */
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sei s_sei_pic;
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} pic_buffer_t;
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typedef struct
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{
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void *u4_add[4];
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} neighbouradd_t;
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typedef struct
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{
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const UWORD8 *pu1_inv_scan;
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void *pv_table[6];
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} cavlc_cntxt_t;
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/**
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************************************************************************
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* \file ih264d_structs.h
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*
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* \brief
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* Structures used in the H.264 decoder
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*
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* \date
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* 18/11/2002
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*
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* \author Sriram Sethuraman
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*
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************************************************************************
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*/
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/**
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* Structure to represent a MV Bank buffer and col flag
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*/
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typedef struct
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{
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/**
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* Pointer to buffer that holds col flag.
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*/
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void *pv_col_zero_flag;
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/**
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* Pointer to buffer that holds mv_pred
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*/
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void *pv_mv;
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}col_mv_buf_t;
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typedef struct
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{
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UWORD8 u1_dydx; /** 4*dy + dx for Y comp / 8*dy + dx for UV comp */
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UWORD8 u1_is_bi_direct; /** 1: is bi-direct 0: forward / backward only */
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UWORD8 u1_wght_pred_type; /** 0-default 1-singleWeighted 2-BiWeighted */
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WORD8 i1_mb_partwidth; /** Width of MB partition */
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WORD8 i1_mb_partheight; /** Height of MB partition */
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WORD8 i1_mc_wd; /** Number of bytes in a DMA stride */
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WORD8 i1_dma_ht; /** Number of strides */
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WORD8 i1_pod_ht; /** Flag specifying height of pad on demand */
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/** 0 (No pod) -ve(Top pod) +ve(Bottom pod) */
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UWORD16 u2_dst_stride; /** Stride value of the destination */
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UWORD16 u2_u1_ref_buf_wd; /** Width of the ref buffer */
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UWORD16 u2_frm_wd;
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UWORD16 u2_dummy;
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UWORD8 *u1_pi1_wt_ofst_rec_v; /** Pointer to packed weight and u4_ofst */
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UWORD8 *pu1_rec_y_u; /** MB partition address in row buffer */
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UWORD8 *pu1_dma_dest_addr; /** Destination address for DMA transfer */
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UWORD8 *pu1_y_ref;
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UWORD8 *pu1_u_ref;
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UWORD8 *pu1_v_ref;
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UWORD8 *pu1_pred;
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UWORD8 *pu1_pred_u;
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UWORD8 *pu1_pred_v;
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UWORD8 u1_dma_wd_y;
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UWORD8 u1_dma_ht_y;
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UWORD8 u1_dma_wd_uv;
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UWORD8 u1_dma_ht_uv;
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} pred_info_t;
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typedef struct
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{
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UWORD32 *pu4_wt_offst;
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WORD16 i2_mv[2];
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/***************************************************/
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/*packing information i1_size_pos_info */
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/* bit 1:0 -> X position in terms of (4x4) units */
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/* bit 3:2 -> Y position in terms of (4x4) units */
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/* bit 5:4 -> PU width 0:4,1:8,2:16 */
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/* bit 7:6 -> PU height 0:4,1:8,2:16 */
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/***************************************************/
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WORD8 i1_size_pos_info;
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/***************************************************/
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/*packing information ref idx info */
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/* bit 5:0 ->ref_idx */
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/* bit 6:7 -> 0:l0,1:l1,2:bipred */
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/***************************************************/
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WORD8 i1_ref_idx_info;
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WORD8 i1_buf_id;
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UWORD8 u1_pic_type; /** frame /top field/bottom field/mbaff / complementary field pair */
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}pred_info_pkd_t;
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/*! Sequence level parameters */
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typedef struct
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{
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UWORD8 u1_seq_parameter_set_id; /** id for the seq par set 0-31 */
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UWORD8 u1_is_valid; /** is Seq Param set valid */
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UWORD16 u2_frm_wd_in_mbs; /** Frame width expressed in MB units */
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UWORD16 u2_frm_ht_in_mbs; /** Frame height expressed in MB units */
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/* Following are derived from the above two */
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UWORD16 u2_fld_ht_in_mbs; /** Field height expressed in MB units */
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UWORD16 u2_max_mb_addr; /** Total number of macroblocks in a coded picture */
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UWORD16 u2_total_num_of_mbs; /** Total number of macroblocks in a coded picture */
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UWORD32 u4_fld_ht; /** field height */
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UWORD32 u4_cwidth; /** chroma width */
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UWORD32 u4_chr_frm_ht; /** chroma height */
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UWORD32 u4_chr_fld_ht; /** chroma field height */
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UWORD8 u1_mb_aff_flag; /** 0 - no mb_aff; 1 - uses mb_aff */
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UWORD8 u1_profile_idc; /** profile value */
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UWORD8 u1_level_idc; /** level value */
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/* high profile related syntax elements */
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WORD32 i4_chroma_format_idc;
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WORD32 i4_bit_depth_luma_minus8;
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WORD32 i4_bit_depth_chroma_minus8;
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WORD32 i4_qpprime_y_zero_transform_bypass_flag;
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WORD32 i4_seq_scaling_matrix_present_flag;
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UWORD8 u1_seq_scaling_list_present_flag[8];
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UWORD8 u1_use_default_scaling_matrix_flag[8];
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WORD16 i2_scalinglist4x4[6][16];
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WORD16 i2_scalinglist8x8[2][64];
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UWORD8 u1_more_than_one_slice_group_allowed_flag;
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UWORD8 u1_arbitrary_slice_order_allowed_flag;
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UWORD8 u1_redundant_slices_allowed_flag;
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UWORD8 u1_bits_in_frm_num; /** Number of bits in frame num */
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UWORD16 u2_u4_max_pic_num_minus1; /** Maximum frame num minus 1 */
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UWORD8 u1_pic_order_cnt_type; /** 0 - 2 indicates the method to code picture order count */
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UWORD8 u1_log2_max_pic_order_cnt_lsb_minus;
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WORD32 i4_max_pic_order_cntLsb;
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UWORD8 u1_num_ref_frames_in_pic_order_cnt_cycle;
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UWORD8 u1_delta_pic_order_always_zero_flag;
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WORD32 i4_ofst_for_non_ref_pic;
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WORD32 i4_ofst_for_top_to_bottom_field;
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WORD32 i4_ofst_for_ref_frame[MAX_NUM_REF_FRAMES_OFFSET];
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UWORD8 u1_num_ref_frames;
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UWORD8 u1_gaps_in_frame_num_value_allowed_flag;
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UWORD8 u1_frame_mbs_only_flag; /** 1 - frame only; 0 - field/frame pic */
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UWORD8 u1_direct_8x8_inference_flag;
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UWORD8 u1_vui_parameters_present_flag;
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vui_t s_vui;
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} dec_seq_params_t;
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typedef struct
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{
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UWORD16 u2_frm_wd_in_mbs; /** Frame width expressed in MB units */
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UWORD16 u2_frm_ht_in_mbs; /** Frame height expressed in MB units */
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UWORD8 u1_frame_mbs_only_flag; /** 1 - frame only; 0 - field/frame pic */
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UWORD8 u1_profile_idc; /** profile value */
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UWORD8 u1_level_idc; /** level value */
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UWORD8 u1_direct_8x8_inference_flag;
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UWORD8 u1_eoseq_pending;
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} prev_seq_params_t;
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/** Picture level parameters */
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typedef struct
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{
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dec_seq_params_t *ps_sps; /** applicable seq. parameter set */
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/* High profile related syntax elements */
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WORD32 i4_transform_8x8_mode_flag;
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WORD32 i4_pic_scaling_matrix_present_flag;
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UWORD8 u1_pic_scaling_list_present_flag[8];
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UWORD8 u1_pic_use_default_scaling_matrix_flag[8];
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WORD16 i2_pic_scalinglist4x4[6][16];
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WORD16 i2_pic_scalinglist8x8[2][64];
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WORD8 i1_second_chroma_qp_index_offset;
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UWORD32 u4_slice_group_change_rate;
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UWORD8 *pu1_slice_groupmb_map; /** MB map with slice membership labels */
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UWORD8 u1_pic_parameter_set_id; /** id for the picture par set 0-255*/
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UWORD8 u1_entropy_coding_mode; /** Entropy coding : 0-VLC; 1 - CABAC */
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UWORD8 u1_num_slice_groups; /** Number of slice groups */
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UWORD8 u1_pic_init_qp; /** Initial QPY for the picture {-26,25}*/
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WORD8 i1_chroma_qp_index_offset; /** Chroma QP u4_ofst w.r.t QPY {-12,12} */
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UWORD8 u1_dblk_filter_parms_flag; /** Slice layer has deblocking filter parameters */
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UWORD8 u1_constrained_intra_pred_flag; /** Constrained intra prediction u4_flag */
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UWORD8 u1_redundant_pic_cnt_present_flag; /** Redundant_pic_cnt is in slices using this PPS */
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UWORD8 u1_pic_order_present_flag; /** Pic order present u4_flag */
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UWORD8 u1_num_ref_idx_lx_active[2]; /** Maximum reference picture index in the reference list 0 : range [1 - 15] */
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UWORD8 u1_wted_pred_flag;
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UWORD8 u1_wted_bipred_idc;
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UWORD8 u1_pic_init_qs;
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UWORD8 u1_deblocking_filter_parameters_present_flag;
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UWORD8 u1_vui_pic_parameters_flag;
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UWORD8 u1_mb_slice_group_map_type;
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UWORD8 u1_slice_group_change_direction_flag;
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UWORD8 u1_frame_cropping_flag;
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UWORD8 u1_frame_cropping_rect_left_ofst;
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UWORD8 u1_frame_cropping_rect_right_ofst;
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UWORD8 u1_frame_cropping_rect_top_ofst;
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UWORD8 u1_frame_cropping_rect_bottom_ofst;
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void * pv_codec_handle; /* For Error Handling */
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WORD32 i4_top_field_order_cnt;
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WORD32 i4_bottom_field_order_cnt;
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WORD32 i4_avg_poc;
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UWORD8 u1_is_valid; /** is Pic Param set valid */
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} dec_pic_params_t;
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/** Picture Order Count Paramsters */
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typedef struct
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{
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WORD32 i4_pic_order_cnt_lsb;
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WORD32 i4_pic_order_cnt_msb;
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WORD32 i4_delta_pic_order_cnt_bottom;
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WORD32 i4_delta_pic_order_cnt[2];
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WORD32 i4_prev_frame_num_ofst;
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UWORD8 u1_mmco_equalto5;
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UWORD8 u1_bot_field;
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UWORD16 u2_frame_num;
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WORD32 i4_top_field_order_count;
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WORD32 i4_bottom_field_order_count;
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} pocstruct_t;
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/*****************************************************************************/
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/* parse_mb_pers_info contains necessary mb info data required persistently */
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/* in the form of top and left neighbours. */
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/*****************************************************************************/
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typedef struct
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{
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void *u4_pic_addrress[4]; /* picture address for BS calc */
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WORD8 pi1_intrapredmodes[4]; /* calc Intra pred modes */
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UWORD8 pu1_nnz_y[4];
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UWORD8 pu1_nnz_uv[4];
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UWORD8 u1_mb_fld;
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UWORD8 u1_mb_type;
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UWORD16 u2_luma_csbp; /* Luma csbp used for BS calc */
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UWORD8 u1_tran_form8x8;
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} mb_neigbour_params_t;
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/* This info is required for decoding purposes except Deblockng */
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typedef struct _DecMbInfo
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{
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UWORD8 u1_mb_type; /** macroblock type: I/P/B/SI/SP */
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UWORD8 u1_chroma_pred_mode;
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UWORD8 u1_cbp;
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UWORD8 u1_mb_mc_mode; /** 16x16, 2 16x8, 2 8x16, 4 8x8 */
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UWORD8 u1_topmb; /** top Mb u4_flag */
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UWORD8 u1_mb_ngbr_availablity;
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UWORD8 u1_end_of_slice;
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UWORD8 u1_mb_field_decodingflag;
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UWORD8 u1_topleft_mb_fld;
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UWORD8 u1_topleft_mbtype;
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WORD8 i1_offset;
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UWORD8 u1_Mux;
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UWORD8 u1_qp_div6;
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UWORD8 u1_qp_rem6;
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UWORD8 u1_qpc_div6;
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UWORD8 u1_qpcr_div6;
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UWORD8 u1_qpc_rem6;
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UWORD8 u1_qpcr_rem6;
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UWORD8 u1_tran_form8x8;
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UWORD8 u1_num_pred_parts;
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UWORD8 u1_yuv_dc_block_flag;
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UWORD16 u2_top_right_avail_mask;
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UWORD16 u2_top_left_avail_mask;
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UWORD16 u2_luma_csbp; /** Coded 4x4 Sub Block Pattern */
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UWORD16 u2_chroma_csbp; /** Coded 4x4 Sub Block Pattern */
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UWORD16 u2_mbx;
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UWORD16 u2_mby;
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UWORD16 u2_mask[2];
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UWORD32 u4_pred_info_pkd_idx;
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mb_neigbour_params_t *ps_left_mb;
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mb_neigbour_params_t *ps_top_mb;
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mb_neigbour_params_t *ps_top_right_mb;
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mb_neigbour_params_t *ps_curmb;
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} dec_mb_info_t;
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/** Slice level parameters */
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typedef struct
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{
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dec_pic_params_t *ps_pps; /** PPS used */
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WORD32 i4_delta_pic_order_cnt[2];
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WORD32 i4_poc; /** Pic order cnt of picture to which slice belongs*/
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UWORD32 u4_idr_pic_id; /** IDR pic ID */
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UWORD16 u2_first_mb_in_slice; /** Address of first MB in slice*/
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UWORD16 u2_frame_num; /** Frame number from prev IDR pic */
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UWORD8 u1_mbaff_frame_flag; /** Mb adaptive frame field u4_flag */
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UWORD8 u1_field_pic_flag; /** Field picture or not */
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UWORD8 u1_bottom_field_flag; /** If slice belongs to bot field pic */
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UWORD8 u1_slice_type; /** I/P/B/SI/SP */
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WORD32 i4_pic_order_cnt_lsb; /** Picture Order Count */
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UWORD8 u1_slice_qp; /** Add slice_qp_delta to pic_init_QP */
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UWORD8 u1_disable_dblk_filter_idc; /** 0-dblk all edges; 1 - suppress; 2 - suppress only edges */
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WORD8 i1_slice_alpha_c0_offset; /** dblk: alpha and C0 table u4_ofst {-12,12}*/
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WORD8 i1_slice_beta_offset; /** dblk: beta table u4_ofst {-12, 12}*/
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UWORD8 u1_sp_for_switch_flag;
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UWORD8 u1_no_output_of_prior_pics_flag;
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UWORD8 u1_long_term_reference_flag;
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UWORD8 u1_num_ref_idx_lx_active[2];
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UWORD8 u1_cabac_init_idc; /** cabac_init_idc */
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UWORD8 u1_num_ref_idx_active_override_flag;
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UWORD8 u1_direct_spatial_mv_pred_flag;
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WORD32 (*pf_decodeDirect)(struct _DecStruct *ps_dec,
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UWORD8 u1_wd_x,
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dec_mb_info_t *ps_cur_mb_info,
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UWORD8 u1_mb_num);
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UWORD8 u1_redundant_pic_cnt;
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WORD8 i1_slice_qs_delta;
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UWORD8 u1_nal_ref_idc; /** NAL ref idc of the Slice NAL unit */
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UWORD8 u1_nal_unit_type; /** NAL unit type of the Slice NAL */
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UWORD8 u1_direct_8x8_inference_flag;
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UWORD8 u1_mmco_equalto5; /** any of the MMCO command equal to 5 */
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UWORD8 u1_pic_order_cnt_type;
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pocstruct_t s_POC;
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/* DataStructures required for weighted prediction */
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UWORD16 u2_log2Y_crwd; /** Packed luma and chroma log2_weight_denom */
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/* [list0/list1]:[ref pics index]:[0-Y 1-Cb 2-Cr] [weight/u4_ofst],
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weights and offsets are signed numbers, since they are packed, it is defined
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unsigned. LSB byte : weight and MSB byte: u4_ofst */
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UWORD32 u4_wt_ofst_lx[2][MAX_REF_BUFS][3];
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void * pv_codec_handle; /* For Error Handling */
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/* This is used when reordering is done in Forward or */
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/* backward lists. This is because reordering can point */
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/* to any valid entry in initial list irrespective of */
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/* num_ref_idx_active which could be overwritten using */
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/* ref_idx_reorder_flag */
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UWORD8 u1_initial_list_size[2];
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UWORD32 u4_mbs_in_slice;
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} dec_slice_params_t;
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typedef struct
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{
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UWORD8 u1_mb_type; /* Bit representations, X- reserved */
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/** |Field/Frame|X|X|X|X|Bslice u4_flag|PRED_NON_16x16 u4_flag |Intra Mbflag| */
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UWORD8 u1_mb_qp;
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UWORD8 u1_deblocking_mode; /** dblk: Mode [ NO / NO TOP / NO LEFT] filter */
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WORD8 i1_slice_alpha_c0_offset; /** dblk: alpha and C0 table u4_ofst {-12,12}*/
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WORD8 i1_slice_beta_offset; /** dblk: beta table u4_ofst {-12, 12}*/
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UWORD8 u1_single_call;
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UWORD8 u1_topmb_qp;
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UWORD8 u1_left_mb_qp;
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UWORD32 u4_bs_table[10]; /* Boundary strength */
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} deblk_mb_t;
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typedef struct
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{
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UWORD8 u1_mb_type;
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UWORD8 u1_mb_qp;
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} deblkmb_neighbour_t;
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#define MAX_MV_RESIDUAL_INFO_PER_MB 32
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#define MAX_REFIDX_INFO_PER_MB 4
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#define PART_NOT_DIRECT 0
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#define PART_DIRECT_8x8 1
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#define PART_DIRECT_16x16 2
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typedef struct
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{
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UWORD8 u1_is_direct;
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UWORD8 u1_pred_mode;
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UWORD8 u1_sub_mb_num;
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UWORD8 u1_partheight;
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UWORD8 u1_partwidth;
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} parse_part_params_t;
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typedef struct
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{
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UWORD8 u1_isI_mb;
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UWORD8 u1_num_part;
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UWORD32 *pu4_wt_offst[MAX_REFIDX_INFO_PER_MB];
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WORD8 i1_ref_idx[2][MAX_REFIDX_INFO_PER_MB];
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UWORD8 u1_col_info[MAX_REFIDX_INFO_PER_MB];
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} parse_pmbarams_t;
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typedef struct
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{
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UWORD8 u1_vert_pad_top; /* flip-flop u4_flag remembering pad area (Vert) */
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UWORD8 u1_vert_pad_bot; /* flip-flop u4_flag remembering pad area (Vert) */
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UWORD8 u1_horz_pad; /* flip-flop u4_flag remembering pad area (Vert) */
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UWORD8 u1_pad_len_y_v; /* vertical pad amount for luma */
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UWORD8 u1_pad_len_cr_v; /* vertical pad amount for chroma */
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} pad_mgr_t;
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#define ACCEPT_ALL_PICS (0x00)
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#define REJECT_CUR_PIC (0x01)
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#define REJECT_PB_PICS (0x02)
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#define MASK_REJECT_CUR_PIC (0xFE)
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#define MASK_REJECT_PB_PICS (0xFD)
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#define PIC_TYPE_UNKNOWN (0xFF)
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#define PIC_TYPE_I (0x00)
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#define SYNC_FRM_DEFAULT (0xFFFFFFFF)
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#define INIT_FRAME (0xFFFFFF)
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typedef struct dec_err_status_t
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{
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UWORD8 u1_cur_pic_type;
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UWORD8 u1_pic_aud_i;
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UWORD8 u1_err_flag;
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UWORD32 u4_frm_sei_sync;
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UWORD32 u4_cur_frm;
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} dec_err_status_t;
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/**************************************************************************/
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/* Structure holds information about all high profile toolsets */
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/**************************************************************************/
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typedef struct
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{
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/*****************************************/
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/* variables required for scaling */
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/*****************************************/
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UWORD8 u1_scaling_present;
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WORD16 *pi2_scale_mat[8];
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/*************************************************/
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/* scaling matrices for frame macroblocks after */
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/* inverse scanning */
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/*************************************************/
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WORD16 i2_scalinglist4x4[6][16];
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WORD16 i2_scalinglist8x8[2][64];
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/*****************************************/
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/* variables required for transform8x8 */
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/*****************************************/
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UWORD8 u1_transform8x8_present;
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UWORD8 u1_direct_8x8_inference_flag;
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/* temporary variable to get noSubMbPartSizeLessThan8x8Flag from ih264d_parse_bmb_non_direct_cavlc */
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UWORD8 u1_no_submb_part_size_lt8x8_flag;
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/* needed for inverse scanning */
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cavlc_cntxt_t s_cavlc_ctxt;
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/* contexts for the CABAC related parsing */
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bin_ctxt_model_t *ps_transform8x8_flag;
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bin_ctxt_model_t *ps_sigcoeff_8x8_frame;
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bin_ctxt_model_t *ps_last_sigcoeff_8x8_frame;
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bin_ctxt_model_t *ps_coeff_abs_levelminus1;
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bin_ctxt_model_t *ps_sigcoeff_8x8_field;
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bin_ctxt_model_t *ps_last_sigcoeff_8x8_field;
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/* variables required for intra8x8 */
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/* variables required for handling different Qp for Cb and Cr */
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} high_profile_tools_t;
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typedef struct
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{
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UWORD32 u4_num_bufs; /* Number of buffers in each display frame. 2 for 420SP and 3 for 420P and so on */
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void *buf[3]; /* Pointers to each of the components */
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UWORD32 u4_bufsize[3];
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UWORD32 u4_ofst[3];
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} disp_buf_t;
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typedef struct _dec_slice_struct
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{
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volatile UWORD32 u4_first_mb_in_slice;
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volatile UWORD32 slice_type;
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volatile UWORD16 u2_log2Y_crwd;
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volatile void **ppv_map_ref_idx_to_poc;
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volatile void *pv_tu_coeff_data_start;
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} dec_slice_struct_t;
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/**
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* Structure to hold coefficient info for a 4x4 transform
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*/
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typedef struct
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{
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/**
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* significant coefficient map
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*/
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UWORD16 u2_sig_coeff_map;
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/**
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* holds coefficients
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*/
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WORD16 ai2_level[16];
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}tu_sblk4x4_coeff_data_t;
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/**
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* Structure to hold coefficient info for a 8x8 transform
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*/
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typedef struct
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{
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/**
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* significant coefficient map
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*/
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UWORD32 au4_sig_coeff_map[2];
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/**
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* holds coefficients
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*/
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WORD16 ai2_level[64];
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}tu_blk8x8_coeff_data_t;
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/** Aggregating structure that is globally available */
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typedef struct _DecStruct
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{
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/* Add below all other static memory allocations and pointers to items
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that are dynamically allocated once per session */
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dec_bit_stream_t *ps_bitstrm;
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dec_seq_params_t *ps_cur_sps;
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dec_pic_params_t *ps_cur_pps;
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dec_slice_params_t *ps_cur_slice;
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dec_pic_params_t *ps_pps;
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dec_seq_params_t *ps_sps;
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const UWORD16 *pu2_quant_scale_y;
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const UWORD16 *pu2_quant_scale_u;
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const UWORD16 *pu2_quant_scale_v;
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UWORD16 u2_mbx;
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UWORD16 u2_mby;
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UWORD16 u2_frm_wd_y; /** Width for luma buff */
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UWORD16 u2_frm_ht_y; /** Height for luma buff */
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UWORD16 u2_frm_wd_uv; /** Width for chroma buff */
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UWORD16 u2_frm_ht_uv; /** Height for chroma buff */
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UWORD16 u2_frm_wd_in_mbs; /** Frame width expressed in MB units */
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UWORD16 u2_frm_ht_in_mbs; /** Frame height expressed in MB units */
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WORD32 i4_submb_ofst; /** Offset in subMbs from the top left edge */
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/* Pointer to colocated Zero frame Image, will be used in B_DIRECT mode */
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/* colZeroFlag | // 0th bit
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field_flag | // 1st bit
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XX | // 2:3 bit don't cares
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subMbMode | // 4:5 bit
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MbMode | // 6:7 bit */
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UWORD8 *pu1_col_zero_flag;
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UWORD16 u2_pic_wd; /** Width of the picture being decoded */
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UWORD16 u2_pic_ht; /** Height of the picture being decoded */
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UWORD8 u1_first_slice_in_stream;
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UWORD8 u1_mb_ngbr_availablity;
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UWORD8 u1_ref_idxl0_active_minus1;
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UWORD8 u1_qp;
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UWORD8 u1_qp_y_div6;
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UWORD8 u1_qp_u_div6;
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UWORD8 u1_qp_y_rem6;
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UWORD8 u1_qp_u_rem6;
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/*********************************/
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/* configurable mb-group numbers */
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/* very critical to the decoder */
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/*********************************/
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/************************************************************/
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/* MB_GROUP should be a multiple of 2 */
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/************************************************************/
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UWORD8 u1_recon_mb_grp;
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UWORD8 u1_recon_mb_grp_pair;
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/* Variables to handle Cabac */
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decoding_envirnoment_t s_cab_dec_env; /* < Structure for decoding_envirnoment_t */
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/* These things need to be updated at each MbLevel */
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WORD8 i1_next_ctxt_idx; /* < next Ctxt Index */
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UWORD8 u1_currB_type;
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WORD8 i1_prev_mb_qp_delta; /* Prev MbQpDelta */
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UWORD8 u1_nal_unit_type;
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ctxt_inc_mb_info_t *p_ctxt_inc_mb_map; /* Pointer to ctxt_inc_mb_info_t map */
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ctxt_inc_mb_info_t *p_left_ctxt_mb_info; /* Pointer to left ctxt_inc_mb_info_t */
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ctxt_inc_mb_info_t *p_top_ctxt_mb_info; /* Pointer to top ctxt_inc_mb_info_t */
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ctxt_inc_mb_info_t *ps_curr_ctxt_mb_info; /* Pointer to current ctxt_inc_mb_info_t */
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ctxt_inc_mb_info_t *ps_def_ctxt_mb_info; /* Pointer to default ctxt_inc_mb_info_t */
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|
/* mv contexts for mv decoding using cabac */
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//UWORD8 u1_top_mv_ctxt_inc[4][4];
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/* Dimensions for u1_left_mv_ctxt_inc_arr is [2][4][4] for Mbaff case */
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UWORD8 u1_left_mv_ctxt_inc_arr[2][4][4];
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UWORD8 (*pu1_left_mv_ctxt_inc)[4];
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UWORD8 u1_sub_mb_num;
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UWORD8 u1_B; /** if B slice u1_B = 1 else 0 */
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WORD16 i2_only_backwarddma_info_idx;
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mv_pred_t *ps_mv; /** Pointer to the MV bank array */
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mv_pred_t *ps_mv_bank_cur; /** Pointer to the MV bank array */
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|
mv_pred_t s_default_mv_pred; /** Structure containing the default values
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|
for MV predictor */
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pred_info_t *ps_pred; /** Stores info to cfg MC */
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pred_info_t *ps_pred_start;
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UWORD32 u4_pred_info_idx;
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pred_info_pkd_t *ps_pred_pkd;
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pred_info_pkd_t *ps_pred_pkd_start;
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UWORD32 u4_pred_info_pkd_idx;
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|
UWORD8 *pu1_ref_buff; /** Destination buffer for DMAs */
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|
UWORD32 u4_dma_buf_idx;
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|
|
UWORD8 *pu1_y;
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UWORD8 *pu1_u;
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UWORD8 *pu1_v;
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|
|
WORD16 *pi2_y_coeff;
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|
UWORD8 *pu1_inv_scan;
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|
|
/**
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|
* Pointer frame level TU subblock coeff data
|
|
*/
|
|
void *pv_pic_tu_coeff_data;
|
|
|
|
/**
|
|
* Pointer to TU subblock coeff data and number of subblocks and scan idx
|
|
* Incremented each time a coded subblock is processed
|
|
*
|
|
*/
|
|
void *pv_parse_tu_coeff_data;
|
|
void *pv_prev_mb_parse_tu_coeff_data;
|
|
|
|
void *pv_proc_tu_coeff_data;
|
|
|
|
WORD16 *pi2_coeff_data;
|
|
|
|
cavlc_cntxt_t s_cavlc_ctxt;
|
|
|
|
UWORD32 u4_n_leftY[2];
|
|
UWORD32 u4_n_left_cr[2];
|
|
UWORD32 u4_n_left_temp_y;
|
|
|
|
UWORD8 pu1_left_nnz_y[4];
|
|
UWORD8 pu1_left_nnz_uv[4];
|
|
UWORD32 u4_n_left_temp_uv;
|
|
/***************************************************************************/
|
|
/* Base pointer to all the cabac contexts */
|
|
/***************************************************************************/
|
|
bin_ctxt_model_t *p_cabac_ctxt_table_t;
|
|
|
|
/***************************************************************************/
|
|
/* cabac context pointers for every SE mapped into in p_cabac_ctxt_table_t */
|
|
/***************************************************************************/
|
|
bin_ctxt_model_t *p_mb_type_t;
|
|
bin_ctxt_model_t *p_mb_skip_flag_t;
|
|
bin_ctxt_model_t *p_sub_mb_type_t;
|
|
bin_ctxt_model_t *p_mvd_x_t;
|
|
bin_ctxt_model_t *p_mvd_y_t;
|
|
bin_ctxt_model_t *p_ref_idx_t;
|
|
bin_ctxt_model_t *p_mb_qp_delta_t;
|
|
bin_ctxt_model_t *p_intra_chroma_pred_mode_t;
|
|
bin_ctxt_model_t *p_prev_intra4x4_pred_mode_flag_t;
|
|
bin_ctxt_model_t *p_rem_intra4x4_pred_mode_t;
|
|
bin_ctxt_model_t *p_mb_field_dec_flag_t;
|
|
bin_ctxt_model_t *p_cbp_luma_t;
|
|
bin_ctxt_model_t *p_cbp_chroma_t;
|
|
bin_ctxt_model_t *p_cbf_t[NUM_CTX_CAT];
|
|
bin_ctxt_model_t *p_significant_coeff_flag_t[NUM_CTX_CAT];
|
|
bin_ctxt_model_t *p_coeff_abs_level_minus1_t[NUM_CTX_CAT];
|
|
|
|
UWORD32 u4_num_pmbair; /** MB pair number */
|
|
mv_pred_t *ps_mv_left; /** Pointer to left motion vector bank */
|
|
mv_pred_t *ps_mv_top_left; /** Pointer to top left motion vector bank */
|
|
mv_pred_t *ps_mv_top_right; /** Pointer to top right motion vector bank */
|
|
|
|
UWORD8 *pu1_left_yuv_dc_csbp;
|
|
|
|
|
|
deblkmb_neighbour_t deblk_left_mb[2];
|
|
deblkmb_neighbour_t *ps_deblk_top_mb;
|
|
neighbouradd_t (*ps_left_mvpred_addr)[2]; /* Left MvPred Address Ping Pong*/
|
|
|
|
/***************************************************************************/
|
|
/* Ref_idx contexts are stored in the following way */
|
|
/* Array Idx 0,1 for reference indices in Forward direction */
|
|
/* Array Idx 2,3 for reference indices in backward direction */
|
|
/***************************************************************************/
|
|
|
|
/* Dimensions for u1_left_ref_ctxt_inc_arr is [2][4] for Mbaff:Top and Bot */
|
|
WORD8 i1_left_ref_idx_ctx_inc_arr[2][4];
|
|
WORD8 *pi1_left_ref_idx_ctxt_inc;
|
|
|
|
/*************************************************************************/
|
|
/* Arrangnment of DC CSBP */
|
|
/* bits: b7 b6 b5 b4 b3 b2 b1 b0 */
|
|
/* CSBP: x x x x x Vdc Udc Ydc */
|
|
/*************************************************************************/
|
|
/*************************************************************************/
|
|
/* Points either to u1_yuv_dc_csbp_topmb or u1_yuv_dc_csbp_bot_mb */
|
|
/*************************************************************************/
|
|
UWORD8 u1_yuv_dc_csbp_topmb;
|
|
UWORD8 u1_yuv_dc_csbp_bot_mb;
|
|
|
|
/* DMA SETUP */
|
|
tfr_ctxt_t s_tran_addrecon_parse;
|
|
tfr_ctxt_t s_tran_addrecon;
|
|
tfr_ctxt_t s_tran_iprecon;
|
|
tfr_ctxt_t *ps_frame_buf_ip_recon;
|
|
WORD8 i1_recon_in_thread3_flag;
|
|
|
|
/* slice Header Simplification */
|
|
UWORD8 u1_pr_sl_type;
|
|
WORD32 i4_frametype;
|
|
UWORD32 u4_app_disp_width;
|
|
WORD32 i4_error_code;
|
|
UWORD32 u4_bitoffset;
|
|
|
|
/* Variables added to handle field pics */
|
|
|
|
UWORD8 u1_second_field;
|
|
WORD32 i4_pic_type;
|
|
WORD32 i4_content_type;
|
|
WORD32 i4_decode_header;
|
|
WORD32 i4_header_decoded;
|
|
UWORD32 u4_total_frames_decoded;
|
|
|
|
ctxt_inc_mb_info_t *ps_left_mb_ctxt_info; /* structure containing the left MB's
|
|
context info, incase of Mbaff */
|
|
pocstruct_t s_prev_pic_poc;
|
|
pocstruct_t s_cur_pic_poc;
|
|
WORD32 i4_cur_display_seq;
|
|
WORD32 i4_prev_max_display_seq;
|
|
WORD32 i4_max_poc;
|
|
deblk_mb_t *ps_cur_deblk_mb;
|
|
|
|
/* Pointers to local scratch buffers */
|
|
deblk_mb_t *ps_deblk_pic;
|
|
|
|
/* Pointers to Picture Buffers (Given by BufAPI Lib) */
|
|
struct pic_buffer_t *ps_cur_pic; /** Pointer to Current picture buffer */
|
|
|
|
/* Scratch Picture Buffers (Given by BufAPI Lib) */
|
|
struct pic_buffer_t s_cur_pic;
|
|
|
|
/* Current Slice related information */
|
|
volatile UWORD16 u2_cur_slice_num;
|
|
volatile UWORD16 u2_cur_slice_num_dec_thread;
|
|
|
|
/* Variables needed for Buffer API handling */
|
|
UWORD8 u1_nal_buf_id;
|
|
UWORD8 u1_pic_buf_id;
|
|
UWORD8 u1_pic_bufs;
|
|
|
|
WORD16 *pi2_pred1; //[441]; /** Temp predictor buffer for MC */
|
|
/* Pointer to refernce Pic buffers list, 0:fwd, 1:bwd */
|
|
pic_buffer_t **ps_ref_pic_buf_lx[2];
|
|
/* refIdx to POC mapping */
|
|
void **ppv_map_ref_idx_to_poc;
|
|
void **ppv_map_ref_idx_to_poc_base;
|
|
UWORD32 *pu4_wts_ofsts_mat;
|
|
UWORD32 *pu4_wt_ofsts;
|
|
UWORD32 *pu4_mbaff_wt_mat;
|
|
/* Function pointers to read Params common to CAVLC and CABAC */
|
|
WORD32 (*pf_parse_inter_mb)(struct _DecStruct * ps_dec,
|
|
dec_mb_info_t * ps_cur_mb_info,
|
|
UWORD8 u1_mb_num,
|
|
UWORD8 u1_num_mbsNby2);
|
|
WORD32 (*pf_mvpred_ref_tfr_nby2mb)(struct _DecStruct * ps_dec,
|
|
UWORD8 u1_num_mbs,
|
|
UWORD8 u1_num_mbsNby2);
|
|
|
|
WORD32 (*pf_parse_inter_slice)(struct _DecStruct * ps_dec,
|
|
dec_slice_params_t * ps_slice,
|
|
UWORD16 u2_first_mb_in_slice);
|
|
|
|
UWORD32 (*pf_get_mb_info)(struct _DecStruct * ps_dec,
|
|
const UWORD16 u2_cur_mb_address,
|
|
dec_mb_info_t * ps_cur_mb_info,
|
|
UWORD32 u4_mbskip_run);
|
|
|
|
/* Variables for Decode Buffer Management */
|
|
dpb_manager_t *ps_dpb_mgr;
|
|
dpb_commands_t *ps_dpb_cmds;
|
|
dpb_commands_t s_dpb_cmds_scratch;
|
|
|
|
/* Variables Required for N MB design */
|
|
dec_mb_info_t *ps_nmb_info;
|
|
|
|
UWORD8 *pu1_y_intra_pred_line;
|
|
UWORD8 *pu1_u_intra_pred_line;
|
|
UWORD8 *pu1_v_intra_pred_line;
|
|
|
|
UWORD8 *pu1_cur_y_intra_pred_line;
|
|
UWORD8 *pu1_cur_u_intra_pred_line;
|
|
UWORD8 *pu1_cur_v_intra_pred_line;
|
|
|
|
UWORD8 *pu1_cur_y_intra_pred_line_base;
|
|
UWORD8 *pu1_cur_u_intra_pred_line_base;
|
|
UWORD8 *pu1_cur_v_intra_pred_line_base;
|
|
|
|
UWORD8 *pu1_prev_y_intra_pred_line;
|
|
UWORD8 *pu1_prev_u_intra_pred_line;
|
|
UWORD8 *pu1_prev_v_intra_pred_line;
|
|
|
|
UWORD32 u4_intra_pred_line_ofst;
|
|
|
|
UWORD8 u1_res_changed;
|
|
|
|
mv_pred_t *ps_mv_cur; /** pointer to current motion vector bank */
|
|
mv_pred_t *ps_mv_top; /** pointer to top motion vector bank */
|
|
mv_pred_t *ps_mv_top_right2;/** Pointer to top right motion vector bank */
|
|
mv_pred_t *ps_mv_p[2]; /** Scratch ping motion vector bank */
|
|
mv_pred_t *ps_mv_top_p[MV_SCRATCH_BUFS]; /** Scratch top pong motion vector bank */
|
|
UWORD8 u1_mv_top_p;
|
|
|
|
deblk_mb_t *ps_deblk_mbn;
|
|
|
|
UWORD8 *pu1_temp_mc_buffer;
|
|
|
|
struct _sei *ps_sei;
|
|
struct _sei *ps_sei_parse;
|
|
struct _sei s_sei_export;
|
|
|
|
void *pv_disp_sei_params;
|
|
|
|
UWORD8 u1_pic_struct_copy;
|
|
/* Variables required for cropping */
|
|
UWORD16 u2_disp_width;
|
|
UWORD16 u2_disp_height;
|
|
UWORD16 u2_crop_offset_y;
|
|
UWORD16 u2_crop_offset_uv;
|
|
|
|
/* Crop info from SPS */
|
|
UWORD8 u1_frame_cropping_flag;
|
|
UWORD8 u1_frame_cropping_rect_left_ofst;
|
|
UWORD8 u1_frame_cropping_rect_right_ofst;
|
|
UWORD8 u1_frame_cropping_rect_top_ofst;
|
|
UWORD8 u1_frame_cropping_rect_bottom_ofst;
|
|
|
|
/* Variable required to get presentation time stamp through application */
|
|
UWORD32 u4_pts;
|
|
|
|
/* Variables used for gaps in frame number */
|
|
UWORD16 u2_prev_ref_frame_num;
|
|
|
|
UWORD8 u1_mb_idx;
|
|
struct pic_buffer_t *ps_col_pic;
|
|
void (*pf_parse_mvdirect)(struct _DecStruct*,
|
|
struct pic_buffer_t*,
|
|
directmv_t*,
|
|
UWORD8,
|
|
WORD32,
|
|
dec_mb_info_t *);
|
|
void *pv_dec_out;
|
|
void *pv_dec_in;
|
|
void *pv_scratch_sps_pps; /*used temeporarily store sps/ spps while parsing*/
|
|
|
|
/* state pointers to mb and partition information */
|
|
parse_pmbarams_t *ps_parse_mb_data;
|
|
parse_part_params_t *ps_parse_part_params;
|
|
|
|
/* scratch pointers to mb and partition information */
|
|
parse_part_params_t *ps_part;
|
|
|
|
UWORD8 u1_max_dec_frame_buffering;
|
|
pad_mgr_t s_pad_mgr;
|
|
UWORD8 (*pf_mvpred)(struct _DecStruct *ps_dec,
|
|
struct _DecMbInfo *ps_cur_mb_info,
|
|
mv_pred_t *ps_mv_pred,
|
|
mv_pred_t *ps_mv_nmb,
|
|
mv_pred_t *ps_mv_ntop,
|
|
UWORD8 u1_sub_mb_num,
|
|
UWORD8 uc_mb_part_width,
|
|
UWORD8 uc_lxstart,
|
|
UWORD8 uc_lxend,
|
|
UWORD8 u1_mb_mc_mode);
|
|
void (*pf_compute_bs)(struct _DecStruct * ps_dec,
|
|
struct _DecMbInfo * ps_cur_mb_info,
|
|
const UWORD16 u2_mbxn_mb);
|
|
UWORD8 u1_init_dec_flag;
|
|
WORD32 i4_reorder_depth;
|
|
prev_seq_params_t s_prev_seq_params;
|
|
UWORD8 u1_cur_mb_fld_dec_flag; /* current Mb fld or Frm */
|
|
|
|
UWORD8 u1_topleft_mb_fld;
|
|
UWORD8 u1_topleft_mbtype;
|
|
UWORD8 u1_topleft_mb_fld_bot;
|
|
UWORD8 u1_topleft_mbtype_bot;
|
|
WORD16 i2_prev_slice_mbx;
|
|
WORD16 i2_prev_slice_mby;
|
|
UWORD16 u2_top_left_mask;
|
|
UWORD16 u2_top_right_mask;
|
|
dec_err_status_t * ps_dec_err_status;
|
|
/* Ensure pi1_left_pred_mode is aligned to 4 byte boundary,
|
|
by declaring this after a pointer or an integer */
|
|
WORD8 pi1_left_pred_mode[8];
|
|
|
|
UWORD8 u1_mb_idx_mv;
|
|
UWORD16 u2_mv_2mb[2];
|
|
UWORD32 u4_skip_frm_mask;
|
|
|
|
/* variable for finding the no.of mbs decoded in the current picture */
|
|
UWORD16 u2_total_mbs_coded;
|
|
/* member added for supporting fragmented annex - B */
|
|
// frg_annex_read_t s_frag_annex_read;
|
|
/* added for vui_t, sei support*/
|
|
WORD32 i4_vui_frame_rate;
|
|
/* To Store the value of ref_idx_active for previous slice */
|
|
/* useful in error handling */
|
|
UWORD8 u1_num_ref_idx_lx_active_prev;
|
|
/* Flag added to come out of process call in annex-b if&if frame is decoded */
|
|
/* presence of access unit delimters and pps and sps */
|
|
UWORD8 u1_frame_decoded_flag;
|
|
|
|
/* To keep track of whether the last picture was decoded or not */
|
|
/* in case of skip mode set by the application */
|
|
UWORD8 u1_last_pic_not_decoded;
|
|
|
|
WORD32 e_dec_status;
|
|
UWORD32 u4_num_fld_in_frm;
|
|
|
|
/* Function pointer for 4x4 residual cavlc parsing based on total coeff */
|
|
WORD32 (*pf_cavlc_4x4res_block[3])(UWORD32 u4_isdc,
|
|
UWORD32 u4_total_coeff_trail_one, /**TotalCoefficients<<16+trailingones*/
|
|
dec_bit_stream_t *ps_bitstrm);
|
|
|
|
/* Function pointer array for interpolate functions in called from motion compensattion module */
|
|
void (*p_mc_interpolate_x_y[16][3])(UWORD8*,
|
|
UWORD8*,
|
|
UWORD8*,
|
|
UWORD8,
|
|
UWORD16,
|
|
UWORD16,
|
|
UWORD8);
|
|
|
|
/**************************************************************************/
|
|
/* Function pointer for 4x4 totalcoeff, trlone and residual cavlc parsing */
|
|
/* based on u4_n (neigbourinng nnz average) */
|
|
/* These point to two functions depending on (u4_n > 7) and (u4_n <= 7) */
|
|
/**************************************************************************/
|
|
WORD32 (*pf_cavlc_parse4x4coeff[2])(WORD16 *pi2_coeff_block,
|
|
UWORD32 u4_isdc, /* is it a DC block */
|
|
WORD32 u4_n,
|
|
struct _DecStruct *ps_dec, /** Decoder Parameters */
|
|
UWORD32 *pu4_total_coeff);
|
|
|
|
/**************************************************************************/
|
|
/* Function pointer for luma 8x8block cavlc parsing based on top and left */
|
|
/* neigbour availability. */
|
|
/**************************************************************************/
|
|
WORD32 (*pf_cavlc_parse_8x8block[4])(WORD16 *pi2_coeff_block,
|
|
UWORD32 u4_sub_block_strd,
|
|
UWORD32 u4_isdc,
|
|
struct _DecStruct *ps_dec,
|
|
UWORD8 *pu1_top_nnz,
|
|
UWORD8 *pu1_left_nnz,
|
|
UWORD8 u1_tran_form8x8,
|
|
UWORD8 u1_mb_field_decodingflag,
|
|
UWORD32 *pu4_csbp);
|
|
|
|
/**************************************************************************/
|
|
/* Ping pong top and current rows of mb neigbour_params */
|
|
/**************************************************************************/
|
|
mb_neigbour_params_t *ps_nbr_mb_row;
|
|
mb_neigbour_params_t *ps_cur_mb_row;
|
|
mb_neigbour_params_t *ps_top_mb_row;
|
|
|
|
/**************************************************************************/
|
|
/* Function pointer for 16x16 and non16x16 Bs1 calculations depending on */
|
|
/* P and B slice. */
|
|
/***************************************************************************/
|
|
void (*pf_fill_bs1[2][2])(mv_pred_t *ps_cur_mv_pred,
|
|
mv_pred_t *ps_top_mv_pred,
|
|
void **ppv_map_ref_idx_to_poc,
|
|
UWORD32 *pu4_bs_table, /* pointer to the BsTable array */
|
|
mv_pred_t *ps_leftmost_mv_pred,
|
|
neighbouradd_t *ps_left_addr,
|
|
void **u4_pic_addrress,
|
|
WORD32 i4_ver_mvlimit);
|
|
|
|
void (*pf_fill_bs_xtra_left_edge[2])(UWORD32 *pu4_bs, /* Base pointer of BS table */
|
|
WORD32 u4_left_mb_t_csbp, /* left mbpair's top csbp */
|
|
WORD32 u4_left_mb_b_csbp, /* left mbpair's bottom csbp*/
|
|
WORD32 u4_cur_mb_csbp, /* csbp of current mb */
|
|
UWORD32 u4_cur_mb_bot /* is top or bottom mb */
|
|
|
|
);
|
|
/* Function pointer array for BP and MP functions for MC*/
|
|
void (*p_motion_compensate)(struct _DecStruct * ps_dec,
|
|
dec_mb_info_t *ps_cur_mb_info);
|
|
|
|
|
|
void (*p_mc_dec_thread)(struct _DecStruct * ps_dec, dec_mb_info_t *ps_cur_mb_info);
|
|
|
|
/* Function pointer array for BP and MP functions for formMbPartInfo*/
|
|
|
|
WORD32 (*p_form_mb_part_info)(pred_info_pkd_t *ps_pred_pkd,
|
|
struct _DecStruct * ps_dec,
|
|
UWORD16 u2_mb_x,
|
|
UWORD16 u2_mb_y,
|
|
WORD32 mb_index,
|
|
dec_mb_info_t *ps_cur_mb_info);
|
|
|
|
WORD32 (*p_form_mb_part_info_thread)(pred_info_pkd_t *ps_pred_pkd,
|
|
struct _DecStruct * ps_dec,
|
|
UWORD16 u2_mb_x,
|
|
UWORD16 u2_mb_y,
|
|
WORD32 mb_index,
|
|
dec_mb_info_t *ps_cur_mb_info);
|
|
|
|
|
|
/* Required for cabac mbaff bottom mb */
|
|
UWORD32 u4_next_mb_skip;
|
|
|
|
void (*p_DeblockPicture[2])(struct _DecStruct *);
|
|
|
|
/* ! */
|
|
UWORD32 u4_ts;
|
|
UWORD8 u1_flushfrm;
|
|
|
|
/* Output format sent by the application */
|
|
UWORD8 u1_chroma_format;
|
|
UWORD8 u1_pic_decode_done;
|
|
UWORD8 u1_slice_header_done;
|
|
WORD32 init_done;
|
|
|
|
/******************************************/
|
|
/* For the high profile related variables */
|
|
/******************************************/
|
|
high_profile_tools_t s_high_profile;
|
|
/* CBCR */
|
|
UWORD8 u1_qp_v_div6;
|
|
UWORD8 u1_qp_v_rem6;
|
|
/*
|
|
* TO help solve the dangling field case.
|
|
* Check for the previous frame number and the current frame number.
|
|
*/
|
|
UWORD16 u2_prv_frame_num;
|
|
UWORD8 u1_top_bottom_decoded;
|
|
UWORD8 u1_dangling_field;
|
|
|
|
IVD_DISPLAY_FRAME_OUT_MODE_T e_frm_out_mode;
|
|
|
|
UWORD8 *pu1_bits_buf_static;
|
|
UWORD8 *pu1_bits_buf_dynamic;
|
|
|
|
UWORD32 u4_static_bits_buf_size;
|
|
UWORD32 u4_dynamic_bits_buf_size;
|
|
|
|
UWORD32 u4_num_disp_bufs_requested;
|
|
WORD32 i4_display_delay;
|
|
UWORD32 u4_slice_start_code_found;
|
|
|
|
UWORD32 u4_nmb_deblk;
|
|
UWORD32 u4_use_intrapred_line_copy;
|
|
UWORD32 u4_num_mbs_prev_nmb;
|
|
UWORD32 u4_num_mbs_cur_nmb;
|
|
UWORD32 u4_app_deblk_disable_level;
|
|
UWORD32 u4_app_disable_deblk_frm;
|
|
WORD32 i4_mv_frac_mask;
|
|
|
|
disp_buf_t disp_bufs[MAX_DISP_BUFS_NEW];
|
|
UWORD32 u4_disp_buf_mapping[MAX_DISP_BUFS_NEW];
|
|
UWORD32 u4_disp_buf_to_be_freed[MAX_DISP_BUFS_NEW];
|
|
UWORD32 u4_share_disp_buf;
|
|
UWORD32 u4_num_disp_bufs;
|
|
|
|
UWORD32 u4_bs_deblk_thread_created;
|
|
volatile UWORD32 u4_start_recon_deblk;
|
|
void *pv_bs_deblk_thread_handle;
|
|
|
|
UWORD32 u4_cur_bs_mb_num;
|
|
UWORD32 u4_bs_cur_slice_num_mbs;
|
|
UWORD32 u4_cur_deblk_mb_num;
|
|
UWORD32 u4_sps_cnt_in_process;
|
|
volatile UWORD16 u2_cur_slice_num_bs;
|
|
|
|
UWORD32 u4_deblk_mb_x;
|
|
UWORD32 u4_deblk_mb_y;
|
|
|
|
|
|
|
|
iv_yuv_buf_t s_disp_frame_info;
|
|
UWORD32 u4_fmt_conv_num_rows;
|
|
UWORD32 u4_fmt_conv_cur_row;
|
|
ivd_out_bufdesc_t *ps_out_buffer;
|
|
ivd_get_display_frame_op_t s_disp_op;
|
|
UWORD32 u4_output_present;
|
|
|
|
volatile UWORD16 cur_dec_mb_num;
|
|
volatile UWORD16 cur_recon_mb_num;
|
|
volatile UWORD16 u2_cur_mb_addr;
|
|
WORD16 i2_dec_thread_mb_y;
|
|
WORD16 i2_recon_thread_mb_y;
|
|
|
|
UWORD8 u1_separate_parse;
|
|
UWORD32 u4_dec_thread_created;
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|
void *pv_dec_thread_handle;
|
|
volatile UWORD8 *pu1_dec_mb_map;
|
|
volatile UWORD8 *pu1_recon_mb_map;
|
|
volatile UWORD16 *pu2_slice_num_map;
|
|
dec_slice_struct_t *ps_dec_slice_buf;
|
|
void *pv_map_ref_idx_to_poc_buf;
|
|
dec_mb_info_t *ps_frm_mb_info;
|
|
volatile dec_slice_struct_t * volatile ps_parse_cur_slice;
|
|
volatile dec_slice_struct_t * volatile ps_decode_cur_slice;
|
|
volatile dec_slice_struct_t * volatile ps_computebs_cur_slice;
|
|
UWORD32 u4_cur_slice_decode_done;
|
|
UWORD32 u4_extra_mem_used;
|
|
|
|
/* 2 first slice not parsed , 1 :first slice parsed , 0 :first valid slice header parsed*/
|
|
UWORD32 u4_first_slice_in_pic;
|
|
UWORD32 u4_num_cores;
|
|
IVD_ARCH_T e_processor_arch;
|
|
IVD_SOC_T e_processor_soc;
|
|
|
|
/**
|
|
* Pictures that are are degraded
|
|
* 0 : No degrade
|
|
* 1 : Only on non-reference frames
|
|
* 2 : Use interval specified by u4_nondegrade_interval
|
|
* 3 : All non-key frames
|
|
* 4 : All frames
|
|
*/
|
|
WORD32 i4_degrade_pics;
|
|
|
|
/**
|
|
* Interval for pictures which are completely decoded without any degradation
|
|
*/
|
|
WORD32 i4_nondegrade_interval;
|
|
|
|
/**
|
|
* bit position (lsb is zero): Type of degradation
|
|
* 1 : Disable deblocking
|
|
* 2 : Faster inter prediction filters
|
|
* 3 : Fastest inter prediction filters
|
|
*/
|
|
WORD32 i4_degrade_type;
|
|
|
|
/** Degrade pic count, Used to maintain the interval between non-degraded pics
|
|
*
|
|
*/
|
|
WORD32 i4_degrade_pic_cnt;
|
|
WORD32 i4_display_index;
|
|
UWORD32 u4_pic_buf_got;
|
|
|
|
/**
|
|
* Col flag and mv pred buffer manager
|
|
*/
|
|
void *pv_mv_buf_mgr;
|
|
|
|
/**
|
|
* Picture buffer manager
|
|
*/
|
|
void *pv_pic_buf_mgr;
|
|
|
|
/**
|
|
* Display buffer manager
|
|
*/
|
|
void *pv_disp_buf_mgr;
|
|
|
|
void *apv_buf_id_pic_buf_map[MAX_DISP_BUFS_NEW];
|
|
|
|
UWORD8 au1_pic_buf_id_mv_buf_id_map[MAX_DISP_BUFS_NEW];
|
|
|
|
UWORD8 au1_pic_buf_ref_flag[MAX_DISP_BUFS_NEW];
|
|
|
|
struct pic_buffer_t *ps_pic_buf_base;
|
|
|
|
UWORD8 *pu1_ref_buff_base;
|
|
col_mv_buf_t *ps_col_mv_base;
|
|
void *(*pf_aligned_alloc)(void *pv_mem_ctxt, WORD32 alignment, WORD32 size);
|
|
void (*pf_aligned_free)(void *pv_mem_ctxt, void *pv_buf);
|
|
void *pv_mem_ctxt;
|
|
|
|
UWORD8 *pu1_pic_buf_base;
|
|
UWORD8 *pu1_mv_bank_buf_base;
|
|
UWORD8 *pu1_init_dpb_base;
|
|
|
|
ih264_default_weighted_pred_ft *pf_default_weighted_pred_luma;
|
|
|
|
ih264_default_weighted_pred_ft *pf_default_weighted_pred_chroma;
|
|
|
|
ih264_weighted_pred_ft *pf_weighted_pred_luma;
|
|
|
|
ih264_weighted_pred_ft *pf_weighted_pred_chroma;
|
|
|
|
ih264_weighted_bi_pred_ft *pf_weighted_bi_pred_luma;
|
|
|
|
ih264_weighted_bi_pred_ft *pf_weighted_bi_pred_chroma;
|
|
|
|
ih264_pad *pf_pad_top;
|
|
ih264_pad *pf_pad_bottom;
|
|
ih264_pad *pf_pad_left_luma;
|
|
ih264_pad *pf_pad_left_chroma;
|
|
ih264_pad *pf_pad_right_luma;
|
|
ih264_pad *pf_pad_right_chroma;
|
|
|
|
ih264_inter_pred_chroma_ft *pf_inter_pred_chroma;
|
|
|
|
ih264_inter_pred_luma_ft *apf_inter_pred_luma[16];
|
|
|
|
ih264_intra_pred_luma_ft *apf_intra_pred_luma_16x16[4];
|
|
|
|
ih264_intra_pred_luma_ft *apf_intra_pred_luma_8x8[9];
|
|
|
|
ih264_intra_pred_luma_ft *apf_intra_pred_luma_4x4[9];
|
|
|
|
ih264_intra_pred_ref_filtering_ft *pf_intra_pred_ref_filtering;
|
|
|
|
ih264_intra_pred_chroma_ft *apf_intra_pred_chroma[4];
|
|
|
|
ih264_iquant_itrans_recon_ft *pf_iquant_itrans_recon_luma_4x4;
|
|
|
|
ih264_iquant_itrans_recon_ft *pf_iquant_itrans_recon_luma_4x4_dc;
|
|
|
|
ih264_iquant_itrans_recon_ft *pf_iquant_itrans_recon_luma_8x8;
|
|
|
|
ih264_iquant_itrans_recon_ft *pf_iquant_itrans_recon_luma_8x8_dc;
|
|
|
|
ih264_iquant_itrans_recon_chroma_ft *pf_iquant_itrans_recon_chroma_4x4;
|
|
|
|
ih264_iquant_itrans_recon_chroma_ft *pf_iquant_itrans_recon_chroma_4x4_dc;
|
|
|
|
ih264_ihadamard_scaling_ft *pf_ihadamard_scaling_4x4;
|
|
|
|
/**
|
|
* deblock vertical luma edge with blocking strength 4
|
|
*/
|
|
ih264_deblk_edge_bs4_ft *pf_deblk_luma_vert_bs4;
|
|
|
|
/**
|
|
* deblock vertical luma edge with blocking strength less than 4
|
|
*/
|
|
ih264_deblk_edge_bslt4_ft *pf_deblk_luma_vert_bslt4;
|
|
|
|
/**
|
|
* deblock vertical luma edge with blocking strength 4 for mbaff
|
|
*/
|
|
ih264_deblk_edge_bs4_ft *pf_deblk_luma_vert_bs4_mbaff;
|
|
|
|
/**
|
|
* deblock vertical luma edge with blocking strength less than 4 for mbaff
|
|
*/
|
|
ih264_deblk_edge_bslt4_ft *pf_deblk_luma_vert_bslt4_mbaff;
|
|
|
|
/**
|
|
* deblock vertical chroma edge with blocking strength 4
|
|
*/
|
|
ih264_deblk_chroma_edge_bs4_ft *pf_deblk_chroma_vert_bs4;
|
|
|
|
/**
|
|
* deblock vertical chroma edge with blocking strength less than 4
|
|
*/
|
|
ih264_deblk_chroma_edge_bslt4_ft *pf_deblk_chroma_vert_bslt4;
|
|
|
|
/**
|
|
* deblock vertical chroma edge with blocking strength 4 for mbaff
|
|
*/
|
|
ih264_deblk_chroma_edge_bs4_ft *pf_deblk_chroma_vert_bs4_mbaff;
|
|
|
|
/**
|
|
* deblock vertical chroma edge with blocking strength less than 4 for mbaff
|
|
*/
|
|
ih264_deblk_chroma_edge_bslt4_ft *pf_deblk_chroma_vert_bslt4_mbaff;
|
|
|
|
/**
|
|
* deblock horizontal luma edge with blocking strength 4
|
|
*/
|
|
ih264_deblk_edge_bs4_ft *pf_deblk_luma_horz_bs4;
|
|
|
|
/**
|
|
* deblock horizontal luma edge with blocking strength less than 4
|
|
*/
|
|
ih264_deblk_edge_bslt4_ft *pf_deblk_luma_horz_bslt4;
|
|
|
|
/**
|
|
* deblock horizontal chroma edge with blocking strength 4
|
|
*/
|
|
ih264_deblk_chroma_edge_bs4_ft *pf_deblk_chroma_horz_bs4;
|
|
|
|
/**
|
|
* deblock horizontal chroma edge with blocking strength less than 4
|
|
*/
|
|
ih264_deblk_chroma_edge_bslt4_ft *pf_deblk_chroma_horz_bslt4;
|
|
|
|
|
|
} dec_struct_t;
|
|
|
|
#endif /* _H264_DEC_STRUCTS_H */
|