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103 lines
4.2 KiB
C
103 lines
4.2 KiB
C
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/******************************************************************************
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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_UTILS_H_
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#define _IH264D_UTILS_H_
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/*!
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**************************************************************************
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* \file ih264d_utils.h
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*
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* \brief
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* Contains declaration of routines
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* that handle of start and end of pic processing
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*
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* \date
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* 19/12/2002
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*
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* \author AI
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**************************************************************************
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*/
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#include "ih264d_defs.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 "ih264d_structs.h"
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#include "ih264d_parse_cavlc.h"
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#define PS_DEC_ALIGNED_FREE(ps_dec, y) \
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if(y) {ps_dec->pf_aligned_free(ps_dec->pv_mem_ctxt, ((void *)y)); (y) = NULL;}
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void pad_frm_buff_vert(dec_struct_t *ps_dec);
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UWORD8 ih264d_is_end_of_pic(UWORD16 u2_frame_num,
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UWORD8 u1_nal_ref_idc,
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pocstruct_t *ps_cur_poc,
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pocstruct_t *ps_prev_poc,
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dec_slice_params_t * ps_prev_slice,
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UWORD8 u1_pic_order_cnt_type,
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UWORD8 u1_nal_unit_type,
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UWORD32 u4_idr_pic_id,
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UWORD8 u1_field_pic_flag,
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UWORD8 u1_bottom_field_flag);
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WORD32 ih264d_end_of_pic_processing(dec_struct_t * ps_dec);
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WORD32 ih264d_init_pic(dec_struct_t *ps_dec,
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UWORD16 u2_frame_num,
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WORD32 i4_poc,
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dec_pic_params_t * ps_pps);
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WORD32 ih264d_end_of_pic_processing(dec_struct_t * ps_dec);
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WORD32 ih264d_decode_pic_order_cnt(UWORD8 u1_is_idr_slice,
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UWORD32 u2_frame_num,
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pocstruct_t *ps_prev_poc,
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pocstruct_t *ps_cur_poc,
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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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UWORD8 u1_nal_ref_idc,
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UWORD8 u1_bottom_field_flag,
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UWORD8 u1_field_pic_flag,
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WORD32 *pi4_poc);
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void ih264d_release_display_bufs(dec_struct_t *ps_dec);
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WORD32 ih264d_assign_display_seq(dec_struct_t *ps_dec);
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void ih264d_assign_pic_num(dec_struct_t *ps_dec);
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void ih264d_unpack_coeff4x4_dc_4x4blk(tu_sblk4x4_coeff_data_t *ps_tu_4x4,
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WORD16 *pi2_out_coeff_data,
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UWORD8 *pu1_inv_scan);
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WORD32 ih264d_update_qp(dec_struct_t * ps_dec, const WORD8 i1_qp);
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WORD32 ih264d_decode_gaps_in_frame_num(dec_struct_t *ps_dec,
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UWORD16 u2_frame_num);
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WORD32 ih264d_get_next_display_field(dec_struct_t * ps_dec,
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ivd_out_bufdesc_t *ps_out_buffer,
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ivd_get_display_frame_op_t *pv_disp_op);
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void ih264d_release_display_field(dec_struct_t *ps_dec,
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ivd_get_display_frame_op_t *pv_disp_op);
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void ih264d_close_video_decoder(iv_obj_t *iv_obj_t);
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WORD32 ih264d_get_dpb_size(dec_seq_params_t *ps_seq);
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WORD32 ih264d_get_next_nal_unit(UWORD8 *pu1_buf,
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UWORD32 u4_cur_pos,
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UWORD32 u4_max_ofst,
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UWORD32 *pu4_length_of_start_code);
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WORD16 ih264d_free_dynamic_bufs(dec_struct_t * ps_dec);
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#endif /* _IH264D_UTILS_H_ */
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