unplugged-system/external/libavc/decoder/mvc/imvcd_dpb_manager.h

221 lines
7.4 KiB
C

/******************************************************************************
*
* Copyright (C) 2021 The Android Open Source Project
*
* 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.
*
*****************************************************************************
* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
*/
/*****************************************************************************/
/* */
/* File Name : imvcd_nalu_parser.h */
/* */
/* Description : Functions for MVC NALU parsing */
/* */
/*****************************************************************************/
#ifndef _IMVCD_DPB_MANAGER_H_
#define _IMVCD_DPB_MANAGER_H_
#include <stdbool.h>
#include <string.h>
#include "ih264_typedefs.h"
#include "ih264_error.h"
#include "ih264_buf_mgr.h"
#include "ih264_disp_mgr.h"
#include "ih264d_dpb_manager.h"
#include "imvcd_defs.h"
#include "imvcd_structs.h"
#include "imvcd_utils.h"
#define NUM_MMCO_CMD_IDS ((RESET_ALL_PICTURES) + 1)
typedef struct mvc_dpb_info_t
{
mvc_au_buffer_t *ps_au_buf;
struct mvc_dpb_info_t *ps_prev_short;
struct mvc_dpb_info_t *ps_prev_long;
struct field_t s_top_field;
struct field_t s_bot_field;
bool b_used_as_ref;
} mvc_dpb_info_t;
typedef struct display_buf_info_t
{
WORD32 i4_poc;
WORD32 i4_poc_buf_id;
WORD32 i4_frame_num;
} display_buf_info_t;
typedef struct dpb_ivp_ctxt_t
{
sps_mvc_ext_t *ps_sps_mvc_ext;
nalu_mvc_ext_t *ps_nalu_mvc_exts;
UWORD8 au1_au_buf_ids[MVC_MAX_REF_PICS];
UWORD8 au1_mv_buf_ids[MVC_MAX_REF_PICS];
UWORD32 u4_num_ivp_refs;
} dpb_ivp_ctxt_t;
typedef struct mvc_dpb_manager_t
{
/** DPB in default index order */
mvc_au_buffer_t *aps_def_dpb[MVC_MAX_REF_PICS];
/** DPB in reordered index order, 0-fwd,1-bwd */
mvc_au_buffer_t *aps_mod_dpb[2][MVC_MAX_REF_PICS];
/** DPB in reordered index order, 0-fwd,1-bwd */
mvc_au_buffer_t as_init_dpb[2][MVC_MAX_REF_PICS];
/** Replicates view level data in 'aps_mod_dpb' */
pic_buffer_t *aps_view_mod_dpb[2][MVC_MAX_REF_PICS];
/** Replicates view level data in 'aps_init_dpb' */
pic_buffer_t as_view_init_dpb[2][MVC_MAX_REF_PICS];
mvc_dpb_info_t as_dpb_info[MVC_MAX_REF_PICS];
display_buf_info_t as_display_buf_info[MAX_FRAMES];
dpb_ivp_ctxt_t s_dpb_ivp_ctxt;
mvc_dpb_info_t *ps_dpb_st_head;
mvc_dpb_info_t *ps_dpb_lt_head;
mvc_au_buf_mgr_t *ps_mvc_au_buf_mgr;
mvc_au_mv_pred_buf_mgr_t *ps_mvc_au_mv_pred_buf_mgr;
disp_mgr_t *ps_disp_buf_mgr;
WORD32 ai4_gaps_start_frm_num[MAX_FRAMES];
WORD32 ai4_gaps_end_frm_num[MAX_FRAMES];
WORD8 ai1_gaps_per_seq[MAX_FRAMES];
UWORD8 au1_num_active_st_refs[2];
UWORD8 au1_num_active_lt_refs[2];
WORD32 i4_max_pic_num;
WORD32 i4_display_delay;
WORD32 i4_cur_display_seq;
UWORD16 u2_num_views;
UWORD8 u1_num_st_ref_bufs;
UWORD8 u1_num_lt_ref_bufs;
UWORD8 u1_max_lt_frame_idx;
UWORD8 u1_num_gaps;
WORD8 i1_poc_buf_id_entries;
WORD8 i1_gaps_deleted;
UWORD8 u1_mmco_error_in_seq;
} mvc_dpb_manager_t;
/* Function declarations */
extern void imvcd_init_dpb_mgr(mvc_dpb_manager_t *ps_dpb_mgr, mvc_au_buf_mgr_t *ps_mvc_au_buf_mgr,
mvc_au_mv_pred_buf_mgr_t *ps_mvc_au_mv_pred_buf_mgr,
disp_mgr_t *ps_disp_buf_mgr);
extern WORD32 imvcd_dpb_assign_display_seq(mvc_dpb_manager_t *ps_dpb_mgr);
extern WORD32 imvcd_dpb_insert_pic_in_display_list(mvc_dpb_manager_t *ps_dpb_mgr,
WORD32 i4_display_poc, UWORD32 u4_frame_num,
WORD32 i4_buf_id);
extern WORD32 imvcd_dpb_do_mmco_for_gaps(mvc_dpb_manager_t *ps_dpb_mgr, UWORD8 u1_num_ref_frames);
extern void imvcd_dpb_delete_nonref_nondisplay_pics(mvc_dpb_manager_t *ps_dpb_mgr);
extern void imvcd_reset_dpb(mvc_dpb_manager_t *ps_dpb_mgr);
extern void imvcd_dpb_release_display_bufs(mvc_dpb_manager_t *ps_dpb_mgr);
extern void imvcd_assign_pic_num(mvc_dpb_manager_t *ps_dpb_mgr, WORD32 i4_max_frame_num,
WORD32 i4_cur_frame_num,
bool b_are_gaps_in_frame_num_value_allowed);
extern UWORD8 imvcd_dpb_st_lt_deduplicator(mvc_dpb_manager_t *ps_dpb_mgr);
extern WORD32 imvcd_init_ref_pic_list(mvc_dpb_manager_t *ps_dpb_mgr,
nalu_mvc_ext_t *ps_cur_nalu_mvc_ext,
mvc_au_buffer_t *ps_cur_au, UWORD16 u2_view_order_id);
extern WORD32 imvcd_dpb_reorder_ref_pic_list(mvc_dpb_manager_t *ps_dpb_mgr,
nalu_mvc_ext_t *ps_cur_nalu_mvc_ext,
mvc_au_buffer_t *ps_cur_au,
ref_pic_list_mod_data_t *ps_ref_pic_list_mod_data,
UWORD16 u2_view_order_id);
extern WORD32 imvcd_dpb_insert_st_node(mvc_dpb_manager_t *ps_dpb_mgr, mvc_au_buffer_t *ps_au_buf);
extern WORD32 imvcd_dpb_delete_st_node_or_make_lt(mvc_dpb_manager_t *ps_dpb_mgr,
WORD32 i4_frame_num, UWORD32 u4_lt_idx);
extern WORD32 imvcd_dpb_do_mmco(dpb_commands_t *ps_dpb_cmds, mvc_dpb_manager_t *ps_dpb_mgr,
mvc_au_buffer_t *ps_cur_au, UWORD8 u1_max_num_ref_frames,
UWORD8 u1_curr_pic_in_err);
extern WORD32 imvcd_dpb_update_default_index_list(mvc_dpb_manager_t *ps_dpb_mgr);
extern void imvcd_dpb_set_display_num(mvc_dpb_manager_t *ps_dpb_mgr, WORD32 i4_display_num);
extern void imvcd_dpb_set_max_pic_num(mvc_dpb_manager_t *ps_dpb_mgr, WORD32 i4_max_pic_num);
extern void imvcd_dpb_set_num_views(mvc_dpb_manager_t *ps_dpb_mgr, UWORD16 u2_num_views);
extern void imvcd_dpb_set_display_delay(mvc_dpb_manager_t *ps_dpb_mgr, WORD32 i4_display_delay);
extern void imvcd_dpb_init_au_bufs(mvc_dpb_manager_t *ps_dpb_mgr, mvc_au_buffer_t *ps_cur_au);
extern void imvcd_dpb_init_view_bufs(mvc_dpb_manager_t *ps_dpb_mgr, UWORD16 u2_view_order_id,
UWORD16 u2_view_id);
extern void imvcd_dpb_init_ivp_ctxt(mvc_dpb_manager_t *ps_dpb_mgr, sps_mvc_ext_t *ps_sps_mvc_ext,
nalu_mvc_ext_t *ps_nalu_mvc_exts);
extern void imvcd_dpb_reset_ivp_ctxt(mvc_dpb_manager_t *ps_dpb_mgr);
extern pic_buffer_t **imvcd_dpb_get_view_ref_pic_list(mvc_dpb_manager_t *ps_dpb_mgr,
UWORD16 u2_view_order_id, UWORD16 u2_view_id,
UWORD8 u1_pred_dir);
extern bool imvcd_dpb_is_diff_poc_valid(mvc_dpb_manager_t *ps_dpb_mgr, WORD32 i4_curr_poc);
#endif