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/******************************************************************************
* *
* Copyright (C) 2018 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
*/
#ifndef IXHEAACD_ENV_EXTR_PART_H
#define IXHEAACD_ENV_EXTR_PART_H
#define SBR_NOT_INITIALIZED 0
#define UPSAMPLING 1
#define SBR_ACTIVE 2
#define SBR_MONO 1
#define SBR_STEREO 2
#define PS_STEREO 3
#define SBR_RESET 1
typedef struct {
WORD16 num_sf_bands[2];
WORD16 num_nf_bands;
WORD16 num_mf_bands;
WORD16 sub_band_start;
WORD16 sub_band_end;
WORD16 freq_band_tbl_lim[MAX_NUM_LIMITERS + 1];
WORD16 num_lf_bands;
WORD16 num_if_bands;
WORD16 *freq_band_table[2];
WORD16 freq_band_tbl_lo[MAX_FREQ_COEFFS / 2 + 1];
WORD16 freq_band_tbl_hi[MAX_FREQ_COEFFS + 1];
WORD16 freq_band_tbl_noise[MAX_NOISE_COEFFS + 1];
WORD16 f_master_tbl[MAX_FREQ_COEFFS + 1];
WORD16 qmf_sb_prev;
} ia_freq_band_data_struct;
typedef struct {
WORD32 sync_state;
FLAG err_flag;
FLAG err_flag_prev;
WORD16 num_time_slots;
WORD16 time_step;
WORD16 core_frame_size;
WORD32 out_sampling_freq;
WORD32 channel_mode;
WORD16 amp_res;
WORD16 start_freq;
WORD16 stop_freq;
WORD16 xover_band;
WORD16 freq_scale;
WORD16 alter_scale;
WORD16 noise_bands;
WORD16 limiter_bands;
WORD16 limiter_gains;
WORD16 interpol_freq;
WORD16 smoothing_mode;
ia_freq_band_data_struct *pstr_freq_band_data;
WORD16 header_extra_1;
WORD16 header_extra_2;
WORD16 pre_proc_flag;
WORD32 status;
WORD32 sbr_ratio_idx;
WORD32 upsamp_fac;
WORD32 is_usf_4;
WORD32 output_framesize;
WORD32 usac_independency_flag;
FLAG pvc_flag;
FLAG hbe_flag;
WORD32 esbr_start_up;
WORD32 esbr_start_up_pvc;
WORD32 usac_flag;
UWORD8 pvc_mode;
} ia_sbr_header_data_struct;
typedef struct {
WORD16 frame_class;
WORD16 num_env;
WORD16 transient_env;
WORD16 num_noise_env;
WORD16 border_vec[MAX_ENVELOPES + 1];
WORD16 freq_res[MAX_ENVELOPES];
WORD16 noise_border_vec[MAX_NOISE_ENVELOPES + 1];
} ia_frame_info_struct;
#endif
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