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/******************************************************************************
* *
* Copyright (C) 2023 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
*/
#pragma once
#define NUMBER_OF_BINS (20)
#define NUMBER_OF_LOW_RES_BINS (NUMBER_OF_IID_BINS / 2)
#define NUMBER_OF_IID_BINS (NUMBER_OF_BINS)
#define NUMBER_OF_ICC_BINS (NUMBER_OF_BINS)
#define NUMBER_OF_IPD_BINS (11)
#define NUMBER_OF_IPD_BINS_EST (NUMBER_OF_BINS)
#define NUMBER_OF_LOW_RES_IID_BINS (NUMBER_OF_LOW_RES_BINS)
#define NUMBER_OF_IPD_GROUPS (NUMBER_OF_IPD_BINS_EST + 6 + 2)
#define IXHEAACE_IPD_MASK_NEGATED (0x00001000)
#define NUMBER_OF_SUBSAMPLES (32)
#define NUMBER_OF_QMF_BANDS (64)
#define SYSTEMLOOKAHEAD (1)
#define PS_MODE_LOW_FREQ_RES_IID_ICC (0x00020000)
#define SUBQMF_BINS_ENERGY (8)
#define SUBQMF_GROUPS_MIX (16)
struct ixheaace_ps_enc {
WORD32 b_enable_header;
WORD32 b_hi_freq_res_iid_icc;
WORD32 iid_icc_bins;
UWORD32 b_prev_zero_iid;
UWORD32 b_prev_zero_icc;
WORD32 ps_mode;
WORD32 hdr_bits_prev_frame;
WORD8 a_last_iid_index[NUMBER_OF_IID_BINS];
WORD8 a_last_icc_index[NUMBER_OF_ICC_BINS];
ixheaace_str_hybrid hybrid_left;
ixheaace_str_hybrid hybrid_right;
ixheaace_pstr_hybrid ptr_hybrid_left;
ixheaace_pstr_hybrid ptr_hybrid_right;
WORD32 bit_buf_write_offset;
WORD32 bit_buf_read_offset;
FLOAT32 **aaa_IID_data_buf;
FLOAT32 **aaa_ICC_data_buf;
FLOAT32 *m_hybrid_real_left[NUMBER_OF_SUBSAMPLES];
FLOAT32 *m_hybrid_imag_left[NUMBER_OF_SUBSAMPLES];
FLOAT32 *m_hybrid_real_right[NUMBER_OF_SUBSAMPLES];
FLOAT32 *m_hybrid_imag_right[NUMBER_OF_SUBSAMPLES];
FLOAT32 pow_left_right[2 * NUMBER_OF_BINS];
FLOAT32 pow_corr_real_imag[2 * NUMBER_OF_BINS];
FLOAT32 **temp_qmf_left_real;
FLOAT32 **temp_qmf_left_imag;
FLOAT32 **hist_qmf_left_real;
FLOAT32 **hist_qmf_left_imag;
FLOAT32 **hist_qmf_right_real;
FLOAT32 **hist_qmf_right_imag;
FLOAT32
ps_buf2[(IXHEAACE_HYBRID_FILTER_DELAY * sizeof(FLOAT32 *) * (1 + NUMBER_OF_QMF_BANDS))];
ixheaace_bit_buf ps_bit_buf;
};
typedef struct ixheaace_ps_enc *ixheaace_pstr_ps_enc;
WORD32 ixheaace_get_ps_mode(WORD32 bit_rate);
IA_ERRORCODE
ixheaace_create_ps_enc(ixheaace_pstr_ps_enc pstr_ps_enc, WORD32 ps_mode,
FLOAT32 *ptr_common_buffer, FLOAT32 *ptr_common_buffer2,
FLOAT32 *ptr_ps_buf3);
IA_ERRORCODE ixheaace_encode_ps_frame(ixheaace_pstr_ps_enc pms, FLOAT32 **i_buffer_left,
FLOAT32 **r_buffer_left, FLOAT32 **i_buffer_right,
FLOAT32 **r_buffer_right, ixheaace_str_ps_tab *ps_tabs,
ixheaace_comm_tables *common_tab);
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