122 lines
5.0 KiB
C
122 lines
5.0 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2021 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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/*****************************************************************************/
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/* */
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/* File Name : imvcd_utils.c */
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/* */
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/* Description : MVCD Utility functions used by 'imvcd_api.c' */
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/* */
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/*****************************************************************************/
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#ifndef _IMVCD_UTILS_H_
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#define _IMVCD_UTILS_H_
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#include <stdbool.h>
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#include <string.h>
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#include "ih264_typedefs.h"
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#include "imvc_defs.h"
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#include "ih264d_mvpred.h"
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#include "ih264d_structs.h"
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#include "imvcd_structs.h"
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#define SWAP(x, y, data_type) \
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{ \
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data_type temp; \
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memcpy(&temp, &y, sizeof(data_type)); \
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memcpy(&y, &x, sizeof(data_type)); \
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memcpy(&x, &temp, sizeof(data_type)); \
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}
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extern IV_API_CALL_STATUS_T imvcd_get_next_display_au_buf(mvc_dec_ctxt_t *ps_mvcd_ctxt);
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extern UWORD32 imvcd_get_num_mbs_in_level(UWORD8 u1_level_idc);
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extern WORD32 imvcd_allocate_dynamic_bufs(mvc_dec_ctxt_t *ps_mvcd_ctxt);
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extern WORD16 imvcd_free_dynamic_bufs(mvc_dec_ctxt_t *ps_mvcd_ctxt);
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extern WORD32 imvcd_init_au_buffers(mvc_dec_ctxt_t *ps_mvcd_ctxt);
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extern WORD32 imvcd_init_au_mv_pred_bufs(mvc_dec_ctxt_t *ps_mvcd_ctxt);
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extern void imvcd_convert_au_buf_to_view_buf(mvc_au_buffer_t *ps_au_buf, pic_buffer_t *ps_view_buf,
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UWORD16 u2_view_order_id, UWORD16 u2_view_id);
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extern void imvcd_init_ref_idx_to_ref_buf_map(mvc_dec_ctxt_t *ps_mvcd_ctxt);
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extern void imvcd_ivp_buf_copier(mvc_au_buffer_t *ps_au_buf_src, mvc_au_buffer_t *ps_au_buf_dst,
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mvc_au_mv_pred_t *ps_au_mv_data_src,
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mvc_au_mv_pred_t *ps_au_mv_data_dst, UWORD16 u2_src_view_id,
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UWORD16 u2_dst_view_id);
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/* Function defined in 'ih264d_utils.c' and declared nowhere else */
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extern WORD32 ih264d_init_dec_mb_grp(dec_struct_t *ps_dec);
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extern void ih264d_init_cabac_contexts(UWORD8 u1_slice_type, dec_struct_t *ps_dec);
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extern void ih264d_get_implicit_weights(dec_struct_t *ps_dec);
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extern void imvcd_free_ref_bufs(mvc_au_buf_mgr_t *ps_mvc_au_buf_mgr,
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mvc_au_mv_pred_buf_mgr_t *ps_mvc_au_mv_pred_buf_mgr,
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WORD32 i4_pic_buf_id);
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extern void imvcd_release_all_ref_bufs(mvc_dec_ctxt_t *ps_mvcd_ctxt, WORD32 i4_num_bufs);
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extern void imvcd_free_ref_and_io_bufs(mvc_au_buf_mgr_t *ps_mvc_au_buf_mgr,
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mvc_au_mv_pred_buf_mgr_t *ps_mvc_au_mv_pred_buf_mgr,
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WORD32 i4_pic_buf_id);
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extern void imvcd_release_all_ref_and_io_bufs(mvc_dec_ctxt_t *ps_mvcd_ctxt, WORD32 i4_num_bufs);
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extern bool is_header_decoded(WORD32 i4_header_decoded, AVC_EXT_NALU_ID_T e_nalu_id);
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extern bool is_mvc_nalu(AVC_EXT_NALU_ID_T e_nalu_id);
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extern bool is_slice_nalu_type(AVC_EXT_NALU_ID_T e_nalu_id);
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extern nalu_mvc_ext_t *imvcd_get_cur_nalu_mvc_ext(mvc_dec_ctxt_t *ps_mvcd_ctxt);
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extern nalu_mvc_ext_t *imvcd_get_nalu_mvc_ext(nalu_mvc_ext_t *ps_nalu_mvc_exts,
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UWORD16 u2_num_views_decoded, UWORD16 u2_view_id);
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extern ref_pic_list_mod_data_t *imvcd_get_cur_ref_pic_list_mod_data(mvc_dec_ctxt_t *ps_mvcd_ctxt);
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extern subset_sps_t *imvcd_get_valid_subset_sps(mvc_dec_ctxt_t *ps_mvcd_ctxt);
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extern void imvcd_modulate_max_disp_seq(dec_struct_t *ps_view_ctxt);
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extern mv_pred_t imvcd_get_default_mv_pred(void);
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extern UWORD32 imvcd_get_max_num_ivp_refs(mvc_dec_ctxt_t *ps_mvcd_ctxt);
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extern bool imvcd_is_idr_au(mvc_dec_ctxt_t *ps_mvcd_ctxt);
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extern coordinates_t imvcd_get_buf_pad_dims(bool b_is_chroma);
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extern WORD32 imvcd_get_ref_pic_pad_offset(WORD32 i4_stride, bool b_is_chroma);
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extern UWORD32 imvcd_get_next_bits(dec_bit_stream_t *ps_bitstream);
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extern void imvcd_set_view_buf_id_to_buf_map(dec_struct_t *ps_view_ctxt);
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#endif
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