/******************************************************************************

 *

 * 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

*/

#include <string.h>

#include <stdlib.h>

#include "impd_type_def.h"

#include "impd_error_standards.h"

#include "impd_apicmd_standards.h"

#include "impd_memory_standards.h"

#include "impd_drc_bitbuffer.h"

#include "impd_drc_extr_delta_coded_info.h"

#include "ixheaac_constants.h"

#include "impd_drc_common.h"

#include "impd_drc_struct.h"

#include "impd_drc_interface.h"

#include "impd_parametric_drc_dec.h"

#include "impd_drc_gain_dec.h"

#include "impd_drc_filter_bank.h"

#include "impd_drc_multi_band.h"

#include "impd_drc_process_audio.h"

#include "impd_drc_eq.h"

#include "impd_drc_gain_decoder.h"

#include "impd_drc_config_params.h"

#include "impd_drc_api_defs.h"

#include "impd_drc_definitions.h"

#include "impd_drc_hashdefines.h"

#include "impd_drc_peak_limiter.h"

#include "impd_drc_selection_process.h"

#include "impd_drc_api_struct_def.h"

#include "impd_drc_error_codes.h"

WORD32 impd_init_process_audio_main_qmf(ia_drc_api_struct *p_obj_drc);

WORD32 impd_init_process_audio_main_stft(ia_drc_api_struct *p_obj_drc);

WORD32 impd_init_process_audio_main_td_qmf(ia_drc_api_struct *p_obj_drc);

IA_ERRORCODE impd_drc_mem_api(ia_drc_api_struct *p_obj_drc, WORD32 i_cmd,

                              WORD32 i_idx, pVOID pv_value);

IA_ERRORCODE impd_drc_fill_mem_tables(ia_drc_api_struct *p_obj_drc);

IA_ERRORCODE impd_drc_process_frame(ia_drc_api_struct *p_obj_drc);

IA_ERRORCODE impd_drc_init(ia_drc_api_struct *p_obj_drc);

IA_ERRORCODE impd_drc_set_default_config(ia_drc_api_struct *p_obj_drc);

IA_ERRORCODE impd_drc_set_struct_pointer(ia_drc_api_struct *p_obj_drc);

IA_ERRORCODE impd_process_time_domain(ia_drc_api_struct *p_obj_drc);

#define NUM_DRC_TABLES 4

IA_ERRORCODE ia_drc_dec_api(pVOID p_ia_drc_dec_obj, WORD32 i_cmd, WORD32 i_idx,

                            pVOID pv_value) {

  ia_drc_api_struct *p_obj_drc = p_ia_drc_dec_obj;

  IA_ERRORCODE error_code = IA_NO_ERROR;

  LOOPIDX i;

  pUWORD32 pui_value = pv_value;

  pUWORD32 pus_value = pv_value;

  pWORD8 pb_value = pv_value;

  SIZE_T *ps_value = pv_value;

  pWORD32 pi_value = pv_value;

  float *pf_value = pv_value;

  switch (i_cmd) {

    case IA_API_CMD_GET_MEM_INFO_SIZE:

    case IA_API_CMD_GET_MEM_INFO_ALIGNMENT:

    case IA_API_CMD_GET_MEM_INFO_TYPE:

    case IA_API_CMD_GET_MEM_INFO_PLACEMENT:

    case IA_API_CMD_GET_MEM_INFO_PRIORITY:

    case IA_API_CMD_SET_MEM_PTR:

    case IA_API_CMD_SET_MEM_PLACEMENT: {

      return impd_drc_mem_api(p_ia_drc_dec_obj, i_cmd, i_idx, pv_value);

    }

  };

  switch (i_cmd) {

    case IA_API_CMD_GET_LIB_ID_STRINGS: {

      switch (i_idx) {

        case IA_CMD_TYPE_LIB_NAME: {

          WORD8 lib_name[] = LIBNAME;

          for (i = 0; i < IA_API_STR_LEN && lib_name[i - 1] != 0; i++) {

            pb_value[i] = lib_name[i];

          }

          break;

        }

        case IA_CMD_TYPE_LIB_VERSION: {

          break;

        }

        case IA_CMD_TYPE_API_VERSION: {

        }

        default: { return -1; }

      };

      break;

    }

    case IA_API_CMD_GET_API_SIZE: {

      *pui_value = sizeof(ia_drc_api_struct);

      break;

    }

    case IA_API_CMD_INIT: {

      switch (i_idx) {

        case IA_CMD_TYPE_INIT_SET_BUFF_PTR: {

          p_obj_drc->p_state->persistent_ptr =

              (UWORD8 *)p_obj_drc->pp_mem[IA_DRC_PERSIST_IDX] +

              IXHEAAC_GET_SIZE_ALIGNED(sizeof(ia_drc_state_struct), BYTE_ALIGN_8);

          error_code = impd_drc_set_struct_pointer(p_obj_drc);

          if (error_code) return error_code;

          break;

        }

        case IA_CMD_TYPE_INIT_API_PRE_CONFIG_PARAMS: {

          error_code = impd_drc_set_default_config(p_obj_drc);

          if (error_code) return error_code;

          break;

        }

        case IA_CMD_TYPE_INIT_API_POST_CONFIG_PARAMS: {

          error_code = impd_drc_fill_mem_tables(p_obj_drc);

          if (error_code) return error_code;

          break;

        }

        case IA_CMD_TYPE_INIT_PROCESS: {

          IA_ERRORCODE Error = 0;

          if (p_obj_drc->pp_mem[IA_DRC_PERSIST_IDX] == 0) {

            return (-1);

          }

          Error = impd_drc_init(p_obj_drc);

          if (Error) return Error;

          p_obj_drc->p_state->ui_init_done = 1;

          return Error;

          break;

        }

        case IA_CMD_TYPE_INIT_DONE_QUERY: {

          if (p_obj_drc->p_state->ui_init_done == 1) {

            *pui_value = 1;

          } else {

            *pui_value = 0;

          }

          break;

        }

        case IA_CMD_TYPE_INIT_CPY_BSF_BUFF_OVER_QUERY: {

          *pui_value = p_obj_drc->str_bit_handler.cpy_over;

          break;

        }

        case IA_CMD_TYPE_INIT_CPY_IC_BSF_BUFF_OVER_QUERY: {

          *pui_value = p_obj_drc->str_bit_handler.cpy_over_ic;

          break;

        }

        case IA_CMD_TYPE_INIT_CPY_IL_BSF_BUFF_OVER_QUERY: {

          *pui_value = p_obj_drc->str_bit_handler.cpy_over_il;

          break;

        }

        case IA_CMD_TYPE_INIT_CPY_IN_BSF_BUFF_OVER_QUERY: {

          *pui_value = p_obj_drc->str_bit_handler.cpy_over_in;

          break;

        }

        case IA_CMD_TYPE_INIT_CPY_BSF_BUFF: {

          memcpy(p_obj_drc->str_bit_handler.it_bit_buf +

                     p_obj_drc->str_bit_handler.num_bytes_offset_bs,

                 p_obj_drc->pp_mem[2], p_obj_drc->str_bit_handler.num_byts_cur);

          p_obj_drc->str_bit_handler.num_bytes_bs =

              p_obj_drc->str_bit_handler.num_bytes_bs +

              p_obj_drc->str_bit_handler.num_byts_cur;

          p_obj_drc->str_bit_handler.num_bytes_offset_bs =

              p_obj_drc->str_bit_handler.num_bytes_bs;

          p_obj_drc->str_bit_handler.num_total_bytes =

              p_obj_drc->str_bit_handler.num_bytes_bs;

          break;

        }

        case IA_CMD_TYPE_INIT_CPY_IC_BSF_BUFF: {

          memcpy(p_obj_drc->str_bit_handler.bitstream_drc_config,

                 p_obj_drc->pp_mem[2],

                 p_obj_drc->str_bit_handler.num_byts_cur_ic);

          p_obj_drc->str_bit_handler.num_bytes_bs_drc_config =

              p_obj_drc->str_bit_handler.num_byts_cur_ic;

          break;

        }

        case IA_CMD_TYPE_INIT_CPY_IL_BSF_BUFF: {

          memcpy(p_obj_drc->str_bit_handler.bitstream_loudness_info,

                 p_obj_drc->pp_mem[2],

                 p_obj_drc->str_bit_handler.num_byts_cur_il);

          p_obj_drc->str_bit_handler.num_bytes_bs_loudness_info =

              p_obj_drc->str_bit_handler.num_byts_cur_il;

          break;

        }

        case IA_CMD_TYPE_INIT_CPY_IN_BSF_BUFF: {

          memcpy(p_obj_drc->str_bit_handler.bitstream_unidrc_interface,

                 p_obj_drc->pp_mem[2],

                 p_obj_drc->str_bit_handler.num_byts_cur_in);

          p_obj_drc->str_bit_handler.num_bytes_bs_unidrc_interface =

              p_obj_drc->str_bit_handler.num_byts_cur_in;

          break;

        }

        default: { return -1; }

      };

      break;

    }

    case IA_API_CMD_GET_CONFIG_PARAM: {

      switch (i_idx) {

        case IA_DRC_DEC_CONFIG_PARAM_SAMP_FREQ: {

          *pus_value = p_obj_drc->str_config.sampling_rate;

          break;

        }

        case IA_DRC_DEC_CONFIG_PARAM_NUM_CHANNELS: {

          *pus_value = p_obj_drc->str_config.num_ch_out;

          break;

        }

        case IA_DRC_DEC_CONFIG_PROC_OUT_PTR: {

          *ps_value = (SIZE_T)p_obj_drc->str_payload.pstr_drc_sel_proc_output;

          break;

        }

        case IA_DRC_DEC_CONFIG_DRC_TARGET_LOUDNESS: {

          *pi_value = (WORD32)p_obj_drc->str_payload.pstr_loudness_info->loudness_info

                          ->loudness_measure->method_val;

          if (*pi_value < -1)

            *pi_value = *pi_value * -4;

          else

            *pi_value = -1;

          break;

        }

      }

      break;

    }

    case IA_API_CMD_SET_CONFIG_PARAM: {

      switch (i_idx) {

        case IA_DRC_DEC_CONFIG_PARAM_SAMP_FREQ: {

          if (*pus_value < 8000 || *pus_value > 96000) {

            return IA_DRC_DEC_CONFIG_NON_FATAL_INVALID_SAMP_FREQ;

          }

          p_obj_drc->str_config.sampling_rate = *pus_value;

          break;

        }

        case IA_DRC_DEC_CONFIG_PARAM_APPLY_CROSSFADE: {

          p_obj_drc->str_config.apply_crossfade = *pus_value;

          break;

        }

        case IA_DRC_DEC_CONFIG_PARAM_CONFIG_CHANGED: {

          p_obj_drc->str_config.is_config_changed = *pus_value;

          break;

        }

        case IA_DRC_DEC_CONFIG_PARAM_NUM_CHANNELS: {

          p_obj_drc->str_config.num_ch_in = *pus_value;

          if (*pus_value < 1 || *pus_value > MAX_CHANNEL_COUNT) {

            return IA_DRC_DEC_CONFIG_NON_FATAL_INVALID_NUM_OF_CHANNELS;

          }

          break;

        }

        case IA_DRC_DEC_CONFIG_PARAM_PCM_WDSZ: {

          switch (*pus_value) {

            case 16:

            case 24:

            case 32:

              break;

            default:

              return IA_DRC_DEC_CONFIG_NON_FATAL_INVALID_PCM_SIZE;

          }

          p_obj_drc->str_config.pcm_size = *pus_value;

          break;

        }

        case IA_DRC_DEC_CONFIG_PARAM_BITS_FORMAT: {

          break;

        }

        case IA_DRC_DEC_CONFIG_PARAM_INT_PRESENT: {

          break;

        }

        case IA_DRC_DEC_CONFIG_PARAM_FRAME_SIZE: {

          if (*pus_value < 1 || *pus_value > 4096) {

            return IA_DRC_DEC_CONFIG_NON_FATAL_INVALID_FRAME_SIZE;

          }

          p_obj_drc->str_config.frame_size = *pus_value;

          break;

        }

        case IA_DRC_DEC_CONFIG_GAIN_STREAM_FLAG: {

          break;

        }

        case IA_DRC_DEC_CONFIG_DRC_EFFECT_TYPE: {

          p_obj_drc->str_config.effect_type = *pus_value;

          break;

        }

        case IA_DRC_DEC_CONFIG_DRC_TARGET_LOUDNESS: {

          p_obj_drc->str_config.target_loudness = *pus_value;

          break;

        }

        case IA_DRC_DEC_CONFIG_DRC_LOUD_NORM: {

          p_obj_drc->str_config.loud_norm_flag = *pus_value;

          break;

        }

        case IA_DRC_DEC_CONFIG_DRC_ALBUM_MODE: {

          p_obj_drc->str_config.album_mode = *pus_value;

          break;

        }

        case IA_DRC_DEC_CONFIG_DRC_BOOST: {

          p_obj_drc->str_config.boost = (*pf_value);

          p_obj_drc->str_config.boost_set = 1;

          break;

        }

        case IA_DRC_DEC_CONFIG_DRC_COMPRESS: {

          p_obj_drc->str_config.compress = (*pf_value);

          p_obj_drc->str_config.compress_set = 1;

          break;

        }

        default: { return -1; }

      }

      break;

    }

    case IA_API_CMD_GET_MEMTABS_SIZE: {

      *pui_value =

          (sizeof(ia_mem_info_struct) + sizeof(pVOID *)) * (NUM_DRC_TABLES);

      break;

    }

    case IA_API_CMD_SET_MEMTABS_PTR: {

      if (ps_value == NULL) return IA_DRC_DEC_API_FATAL_MEM_ALLOC;

      memset(ps_value, 0,

             (sizeof(ia_mem_info_struct) + sizeof(pVOID *)) * (NUM_DRC_TABLES));

      p_obj_drc->p_mem_info = (ia_mem_info_struct *)(ps_value);

      p_obj_drc->pp_mem =

          (pVOID)((SIZE_T)p_obj_drc->p_mem_info +

                  (NUM_DRC_TABLES * sizeof(*(p_obj_drc->p_mem_info))));

      break;

    }

    case IA_API_CMD_GET_N_MEMTABS: {

      *pui_value = NUM_DRC_TABLES;

      break;

    }

    case IA_API_CMD_GET_N_TABLES: {

      break;

    }

    case IA_API_CMD_EXECUTE: {

      switch (i_idx) {

        case IA_CMD_TYPE_DO_EXECUTE: {

          if (!p_obj_drc->p_state->ui_init_done) {

            error_code = IA_FATAL_ERROR;

          } else if (p_obj_drc->str_config.dec_type == DEC_TYPE_TD) {

            error_code = impd_process_time_domain(p_obj_drc);

          } else if (p_obj_drc->str_config.dec_type == DEC_TYPE_QMF64) {

            error_code = IA_FATAL_ERROR;

          } else if (p_obj_drc->str_config.dec_type == DEC_TYPE_STFT256) {

            error_code = IA_FATAL_ERROR;

          } else if (p_obj_drc->str_config.dec_type == DEC_TYPE_TD_QMF64) {

            error_code = IA_FATAL_ERROR;

          }

          p_obj_drc->str_bit_handler.byte_index_bs =

              p_obj_drc->str_bit_handler.num_total_bytes -

              p_obj_drc->str_bit_handler.num_bytes_bs;

          p_obj_drc->str_bit_handler.num_bytes_offset_bs = 0;

          break;

        }

        case IA_CMD_TYPE_DONE_QUERY: {

          *pui_value = p_obj_drc->p_state->ui_exe_done;

          break;

        }

        default: { return -1; }

      };

      break;

    }

    case IA_API_CMD_PUT_INPUT_QUERY: {

      *pui_value = 1;

      break;

    }

    case IA_API_CMD_GET_CURIDX_INPUT_BUF: {

      UWORD32 ui_in_buf_size = p_obj_drc->p_mem_info[IA_DRC_INPUT_IDX].ui_size;

      UWORD32 ui_in_bytes = p_obj_drc->p_state->ui_in_bytes;

      *pui_value = ui_in_buf_size > ui_in_bytes ? ui_in_bytes : ui_in_buf_size;

      break;

    }

    case IA_API_CMD_SET_INPUT_BYTES: {

      p_obj_drc->p_state->ui_in_bytes = *pui_value;

      break;

    }

    case IA_API_CMD_GET_OUTPUT_BYTES: {

      *pui_value = p_obj_drc->p_state->ui_out_bytes;

      break;

    }

    case IA_API_CMD_INPUT_OVER: {

      p_obj_drc->p_state->ui_exe_done = 1;

      break;

    }

    case IA_API_CMD_SET_INPUT_BYTES_BS: {

      p_obj_drc->str_bit_handler.num_byts_cur = *pus_value;

      break;

    }

    case IA_API_CMD_SET_INPUT_BYTES_IC_BS: {

      p_obj_drc->str_bit_handler.num_byts_cur_ic = *pus_value;

      break;

    }

    case IA_API_CMD_SET_INPUT_BYTES_IL_BS: {

      p_obj_drc->str_bit_handler.num_byts_cur_il = *pus_value;

      break;

    }

    case IA_API_CMD_SET_INPUT_BYTES_IN_BS: {

      p_obj_drc->str_bit_handler.num_byts_cur_in = *pus_value;

      break;

    }

    default: { return -1; }

  };

  return error_code;

}

IA_ERRORCODE impd_drc_mem_api(ia_drc_api_struct *p_obj_drc, WORD32 i_cmd,

                              WORD32 i_idx, pVOID pv_value) {

  pUWORD32 pui_value = pv_value;

  switch (i_cmd) {

    case IA_API_CMD_GET_MEM_INFO_SIZE: {

      *pui_value = p_obj_drc->p_mem_info[i_idx].ui_size;

      break;

    }

    case IA_API_CMD_GET_MEM_INFO_ALIGNMENT: {

      *pui_value = p_obj_drc->p_mem_info[i_idx].ui_alignment;

      break;

    }

    case IA_API_CMD_GET_MEM_INFO_TYPE: {

      *pui_value = p_obj_drc->p_mem_info[i_idx].ui_type;

      break;

    }

    case IA_API_CMD_GET_MEM_INFO_PLACEMENT: {

      *pui_value = p_obj_drc->p_mem_info[i_idx].ui_placement[0];

      *(pui_value + 1) = p_obj_drc->p_mem_info[i_idx].ui_placement[1];

      break;

    }

    case IA_API_CMD_GET_MEM_INFO_PRIORITY: {

      *pui_value = p_obj_drc->p_mem_info[i_idx].ui_priority;

      break;

    }

    case IA_API_CMD_SET_MEM_PTR: {

      if (pv_value == 0) {

        return (-1);

      }

      if (((SIZE_T)pv_value % p_obj_drc->p_mem_info[i_idx].ui_alignment) != 0) {

        return (-1);

      }

      p_obj_drc->pp_mem[i_idx] = pv_value;

      memset(p_obj_drc->pp_mem[i_idx], 0, p_obj_drc->p_mem_info[i_idx].ui_size);

      if (IA_MEMTYPE_PERSIST == i_idx) {

        p_obj_drc->p_state = pv_value;

      }

      break;

    }

    case IA_API_CMD_SET_MEM_PLACEMENT: {

    }

  };

  return IA_NO_ERROR;

}

static WORD32 impd_calc_scratch_size() {

  return IXHEAAC_GET_SIZE_ALIGNED(

      AUDIO_CODEC_FRAME_SIZE_MAX * MAX_CHANNEL_COUNT * NUM_ELE_IN_CPLX_NUM * sizeof(FLOAT32),

      BYTE_ALIGN_8);

}

static WORD32 impd_calc_pers_size() {

  WORD32 size = 0;

  WORD32 analysis_buf_size = IXHEAAC_GET_SIZE_ALIGNED(

      AUDIO_CODEC_FRAME_SIZE_MAX * MAX_CHANNEL_COUNT * sizeof(FLOAT32) * NUM_ELE_IN_CPLX_NUM,

      BYTE_ALIGN_8);

  WORD32 synth_buf_size = IXHEAAC_GET_SIZE_ALIGNED(

      AUDIO_CODEC_FRAME_SIZE_MAX * MAX_CHANNEL_COUNT * sizeof(FLOAT32) * NUM_ELE_IN_CPLX_NUM,

      BYTE_ALIGN_8);

  WORD32 peak_lim_buf_size = IXHEAAC_GET_SIZE_ALIGNED(

      AUDIO_CODEC_FRAME_SIZE_MAX * MAX_CHANNEL_COUNT * sizeof(FLOAT32) * NUM_ELE_IN_CPLX_NUM,

      BYTE_ALIGN_8);

  WORD32 subband_buf_size =

      NUM_ELE_IN_CPLX_NUM *

          IXHEAAC_GET_SIZE_ALIGNED(MAX_CHANNEL_COUNT * sizeof(FLOAT32 *), BYTE_ALIGN_8) +

      NUM_ELE_IN_CPLX_NUM * MAX_CHANNEL_COUNT *

          IXHEAAC_GET_SIZE_ALIGNED((MAX_SUBBAND_DELAY + MAX_DRC_FRAME_SIZE) * sizeof(FLOAT32),

                                   BYTE_ALIGN_8);

  size += IXHEAAC_GET_SIZE_ALIGNED(sizeof(ia_drc_state_struct), BYTE_ALIGN_8);

  size += IXHEAAC_GET_SIZE_ALIGNED(sizeof(ia_drc_bits_dec_struct), BYTE_ALIGN_8);

  size += 2 * IXHEAAC_GET_SIZE_ALIGNED(sizeof(ia_drc_gain_dec_struct), BYTE_ALIGN_8);

  size += IXHEAAC_GET_SIZE_ALIGNED(sizeof(ia_drc_loudness_info_set_struct), BYTE_ALIGN_8);

  size += IXHEAAC_GET_SIZE_ALIGNED(sizeof(ia_drc_gain_struct), BYTE_ALIGN_8);

  size += IXHEAAC_GET_SIZE_ALIGNED(sizeof(ia_drc_interface_struct), BYTE_ALIGN_8);

  size += IXHEAAC_GET_SIZE_ALIGNED(sizeof(ia_drc_config), BYTE_ALIGN_8);

  size += IXHEAAC_GET_SIZE_ALIGNED(sizeof(ia_drc_sel_pro_struct), BYTE_ALIGN_8);

  size += IXHEAAC_GET_SIZE_ALIGNED(sizeof(ia_drc_sel_proc_params_struct), BYTE_ALIGN_8);

  size += IXHEAAC_GET_SIZE_ALIGNED(sizeof(ia_drc_sel_proc_output_struct), BYTE_ALIGN_8);

  size += IXHEAAC_GET_SIZE_ALIGNED(sizeof(ia_drc_peak_limiter_struct), BYTE_ALIGN_8);

  size += IXHEAAC_GET_SIZE_ALIGNED(sizeof(ia_drc_qmf_filt_struct), BYTE_ALIGN_8);

  size += analysis_buf_size;

  size += synth_buf_size;

  size += peak_lim_buf_size;

  size += IXHEAAC_GET_SIZE_ALIGNED(MAX_DRC_BS_BUF_SIZE, BYTE_ALIGN_8);

  size += IXHEAAC_GET_SIZE_ALIGNED(MAX_DRC_CONFG_BUF_SIZE, BYTE_ALIGN_8); /*DRC Config Bitstream*/

  size += IXHEAAC_GET_SIZE_ALIGNED(MAX_LOUD_INFO_BUF_SIZE,

                                   BYTE_ALIGN_8); /*DRC loudness info Bitstream*/

  size +=

      IXHEAAC_GET_SIZE_ALIGNED(MAX_INTERFACE_BUF_SIZE, BYTE_ALIGN_8); /*DRC interface Bitstream*/

  size += NUM_GAIN_DEC_INSTANCES * SEL_DRC_COUNT *

          IXHEAAC_GET_SIZE_ALIGNED((sizeof(ia_interp_buf_struct) * MAX_GAIN_ELE_COUNT),

                                   BYTE_ALIGN_8); /*ia_interp_buf_struct*/

  size += NUM_GAIN_DEC_INSTANCES *

          IXHEAAC_GET_SIZE_ALIGNED((sizeof(ia_eq_set_struct)), BYTE_ALIGN_8); /*ia_eq_set_struct*/

  /*non_interleaved_audio*/

  size += NUM_GAIN_DEC_INSTANCES *

          IXHEAAC_GET_SIZE_ALIGNED((MAX_CHANNEL_COUNT * sizeof(FLOAT32 *)), BYTE_ALIGN_8);

  size += NUM_GAIN_DEC_INSTANCES * MAX_CHANNEL_COUNT *

          IXHEAAC_GET_SIZE_ALIGNED((MAX_DRC_FRAME_SIZE * sizeof(FLOAT32)), BYTE_ALIGN_8);

  /*audio_in_out_buf ptr*/

  size += NUM_GAIN_DEC_INSTANCES *

          IXHEAAC_GET_SIZE_ALIGNED((MAX_CHANNEL_COUNT * sizeof(FLOAT32 *)), BYTE_ALIGN_8);

  /*audio_io_buffer_delayed*/

  size += NUM_GAIN_DEC_INSTANCES *

          IXHEAAC_GET_SIZE_ALIGNED((MAX_CHANNEL_COUNT * sizeof(FLOAT32 *)), BYTE_ALIGN_8);

  size += NUM_GAIN_DEC_INSTANCES * MAX_CHANNEL_COUNT *

          IXHEAAC_GET_SIZE_ALIGNED((MAX_DRC_FRAME_SIZE * sizeof(FLOAT32)), BYTE_ALIGN_8);

  /*subband band buffer ptr*/

  size += NUM_GAIN_DEC_INSTANCES * NUM_ELE_IN_CPLX_NUM *

          IXHEAAC_GET_SIZE_ALIGNED(MAX_CHANNEL_COUNT * sizeof(FLOAT32 *), BYTE_ALIGN_8);

  size += NUM_GAIN_DEC_INSTANCES * subband_buf_size;

  size += NUM_GAIN_DEC_INSTANCES * MAX_CHANNEL_COUNT *

          IXHEAAC_GET_SIZE_ALIGNED((PARAM_DRC_MAX_BUF_SZ * sizeof(FLOAT32)), BYTE_ALIGN_8);

  return size;

}

IA_ERRORCODE impd_drc_fill_mem_tables(ia_drc_api_struct *p_obj_drc) {

  ia_mem_info_struct *p_mem_info;

  {

    p_mem_info = &p_obj_drc->p_mem_info[IA_DRC_PERSIST_IDX];

    memset(p_mem_info, 0, sizeof(*p_mem_info));

    p_mem_info->ui_size = impd_calc_pers_size();

    p_mem_info->ui_alignment = 8;

    p_mem_info->ui_type = IA_MEMTYPE_PERSIST;

    p_mem_info->ui_placement[0] = 0;

    p_mem_info->ui_placement[1] = 0;

    p_mem_info->ui_priority = IA_MEMPRIORITY_ANYWHERE;

    p_mem_info->ui_placed[0] = 0;

    p_mem_info->ui_placed[1] = 0;

  }

  {

    p_mem_info = &p_obj_drc->p_mem_info[IA_DRC_INPUT_IDX];

    memset(p_mem_info, 0, sizeof(*p_mem_info));

    p_mem_info->ui_size = p_obj_drc->str_config.frame_size *

                          (p_obj_drc->str_config.pcm_size >> 3) *

                          p_obj_drc->str_config.num_ch_in;

    p_mem_info->ui_alignment = 4;

    p_mem_info->ui_type = IA_MEMTYPE_INPUT;

    p_mem_info->ui_placement[0] = 0;

    p_mem_info->ui_placement[1] = 0;

    p_mem_info->ui_priority = IA_MEMPRIORITY_ANYWHERE;

    p_mem_info->ui_placed[0] = 0;

    p_mem_info->ui_placed[1] = 0;

  }

  {

    p_mem_info = &p_obj_drc->p_mem_info[IA_DRC_OUTPUT_IDX];

    memset(p_mem_info, 0, sizeof(*p_mem_info));

    p_mem_info->ui_size = p_obj_drc->str_config.frame_size *

                          (p_obj_drc->str_config.pcm_size >> 3) *

                          p_obj_drc->str_config.num_ch_in;

    p_mem_info->ui_alignment = 4;

    p_mem_info->ui_type = IA_MEMTYPE_OUTPUT;

    p_mem_info->ui_placement[0] = 0;

    p_mem_info->ui_placement[1] = 0;

    p_mem_info->ui_priority = IA_MEMPRIORITY_ANYWHERE;

    p_mem_info->ui_placed[0] = 0;

    p_mem_info->ui_placed[1] = 0;

  }

  {

    p_mem_info = &p_obj_drc->p_mem_info[IA_DRC_SCRATCH_IDX];

    memset(p_mem_info, 0, sizeof(*p_mem_info));

    p_mem_info->ui_size = impd_calc_scratch_size();

    p_mem_info->ui_alignment = 8;

    p_mem_info->ui_type = IA_MEMTYPE_SCRATCH;

    p_mem_info->ui_placement[0] = 0;

    p_mem_info->ui_placement[1] = 0;

    p_mem_info->ui_priority = IA_MEMPRIORITY_ANYWHERE;

    p_mem_info->ui_placed[0] = 0;

    p_mem_info->ui_placed[1] = 0;

  }

  return IA_NO_ERROR;

}