/******************************************************************************
 *
 * 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 IMPD_DRC_COMMON_H
#define IMPD_DRC_COMMON_H

#ifdef __cplusplus
extern "C" {
#endif

#define EQ_IS_SUPPORTED 1

#define MEASURE_AVERAGE_BITRATE 0

#define ENABLE_ADDITIONAL_TESTS 1

#define SPEAKER_POS_COUNT_MAX (8)  // 128
#define DOWNMIX_COEFF_COUNT_MAX 32 * 32
#define MAX_CHANNEL_COUNT (8)  // 128
#define MAX_SUBBAND_CHANNEL_COUNT (128)
#define BAND_COUNT_MAX 8
#define SEQUENCE_COUNT_MAX 24
#define GAIN_SET_COUNT_MAX SEQUENCE_COUNT_MAX
#define MEASUREMENT_COUNT_MAX 16
#define DOWNMIX_INSTRUCTION_COUNT_MAX 16
#define DRC_COEFF_COUNT_MAX 8
#define DRC_INSTRUCTIONS_COUNT_MAX (DOWNMIX_INSTRUCTION_COUNT_MAX + 20)
#define LOUDNESS_INFO_COUNT_MAX (DOWNMIX_INSTRUCTION_COUNT_MAX + 20)
#define AUDIO_CODEC_FRAME_SIZE_MAX 4096
#define DRC_CODEC_FRAME_SIZE_MAX (AUDIO_CODEC_FRAME_SIZE_MAX / 8)
#define NODE_COUNT_MAX DRC_CODEC_FRAME_SIZE_MAX
#define CHANNEL_GROUP_COUNT_MAX SEQUENCE_COUNT_MAX
#define SUB_DRC_COUNT 4
#define SEL_DRC_COUNT 3
#define DOWNMIX_ID_COUNT_MAX 8
#define MAX_SIGNAL_DELAY 4500

#define NUM_ELE_IN_CPLX_NUM 2
#define MAX_BS_BUF_SIZE 768
#define MAX_NUM_DRC_PAYROLL 3
#define MAX_DRC_BS_BUF_SIZE (MAX_BS_BUF_SIZE * MAX_NUM_DRC_PAYROLL)
#define MAX_DRC_CONFG_BUF_SIZE MAX_BS_BUF_SIZE
#define MAX_LOUD_INFO_BUF_SIZE MAX_BS_BUF_SIZE
#define MAX_INTERFACE_BUF_SIZE MAX_BS_BUF_SIZE
#define MAX_GAIN_ELE_COUNT 15 /*MAX 4-bit Value*/

#define NUM_GAIN_DEC_INSTANCES 2

#define MAX_DRC_FRAME_SIZE AUDIO_CODEC_FRAME_SIZE_MAX
#define ANALY_BUF_SIZE                                                \
  (AUDIO_CODEC_FRAME_SIZE_MAX * MAX_CHANNEL_COUNT * sizeof(FLOAT32) * \
   NUM_ELE_IN_CPLX_NUM)
#define SYNTH_BUF_SIZE                                                \
  (AUDIO_CODEC_FRAME_SIZE_MAX * MAX_CHANNEL_COUNT * sizeof(FLOAT32) * \
   NUM_ELE_IN_CPLX_NUM)
#define PEAK_LIM_BUF_SIZE                                             \
  (AUDIO_CODEC_FRAME_SIZE_MAX * MAX_CHANNEL_COUNT * sizeof(FLOAT32) * \
   NUM_ELE_IN_CPLX_NUM)

/*7 bits read from the bitstream*/
#define MAX_PARAM_DRC_LOOK_AHEAD_VAL 127

#define MAX_PARAM_DRC_LIM_ATTACK_VAL MAX_PARAM_DRC_LOOK_AHEAD_VAL
#define MAX_SAMP_FREQ_IN_KHZ 96
#define MAX_ATTACK_VAL (MAX_PARAM_DRC_LOOK_AHEAD_VAL * MAX_SAMP_FREQ_IN_KHZ)

/*int(sqrt(MAX_ATTACK_VAL + 1))*/
#define MAX_SEC_LEN 110
#define MAX_NUMBUF_SEC_VAL (MAX_ATTACK_VAL / MAX_SEC_LEN)

/*(MAX_NUMBUF_SEC_VAL * MAX_SEC_LEN)*/
#define PARAM_DRC_MAX_BUF_SZ 110

#define MAX_SUBBAND_DELAY (MAX_SIGNAL_DELAY / AUDIO_CODEC_SUBBAND_COUNT_QMF64)

#define DRC_BAND_COUNT_MAX BAND_COUNT_MAX
#define SPLIT_CHARACTERISTIC_COUNT_MAX 8
#define GAIN_SET_COUNT_MAX SEQUENCE_COUNT_MAX
#define SHAPE_FILTER_COUNT_MAX 8
#define DRC_SET_ID_COUNT_MAX 16
#define EQ_SET_ID_COUNT_MAX 8
#define LOUD_EQ_GAIN_SEQUENCE_COUNT_MAX 4
#define FILTER_ELEMENT_COUNT_MAX 16
#define REAL_ZERO_RADIUS_ONE_COUNT_MAX 14
#define REAL_ZERO_COUNT_MAX 64
#define COMPLEX_ZERO_COUNT_MAX 64
#define REAL_POLE_COUNT_MAX 16
#define COMPLEX_POLE_COUNT_MAX 16
#define FIR_ORDER_MAX 128
#define EQ_NODE_COUNT_MAX 33
#define EQ_SUBBAND_GAIN_COUNT_MAX 135
#define UNIQUE_SUBBAND_GAIN_COUNT_MAX 16
#define FILTER_BLOCK_COUNT_MAX 16
#define FILTER_ELEMENT_COUNT_MAX 16

#define EQ_CHANNEL_GROUP_COUNT_MAX 4
#define EQ_FILTER_BLOCK_COUNT_MAX 4
#define LOUD_EQ_INSTRUCTIONS_COUNT_MAX 8
#define EQ_INSTRUCTIONS_COUNT_MAX 8
#define SELECTED_EQ_SET_COUNT_MAX 2
#define SUB_EQ_COUNT 2

#define DELAY_MODE_REGULAR_DELAY 0
#define DELAY_MODE_LOW_DELAY 1
#define DELAY_MODE_DEFAULT DELAY_MODE_REGULAR_DELAY

#define FEATURE_REQUEST_COUNT_MAX 10
#define EFFECT_TYPE_REQUEST_COUNT_MAX 10

#define SELECTION_CANDIDATE_COUNT_MAX 32

#define MAX_NUM_COMPRESSION_EQ (16)

#define PROC_COMPLETE 1
#define UNEXPECTED_ERROR 2
#define PARAM_ERROR 3
#define EXTERNAL_ERROR 4
#define ERRORHANDLING 5
#define BITSTREAM_ERROR 6

#define UNDEFINED_LOUDNESS_VALUE 1000.0f
#define ID_FOR_BASE_LAYOUT 0x0
#define ID_FOR_ANY_DOWNMIX 0x7F
#define ID_FOR_NO_DRC 0x0
#define ID_FOR_ANY_DRC 0x3F
#define ID_FOR_ANY_EQ 0x3F

#define LOCATION_MP4_INSTREAM_UNIDRC 0x1
#define LOCATION_MP4_DYN_RANGE_INFO 0x2
#define LOCATION_MP4_COMPRESSION_VALUE 0x3
#define LOCATION_SELECTED LOCATION_MP4_INSTREAM_UNIDRC

#define AUDIO_CODEC_SUBBAND_COUNT_MAX 256

#define SUBBAND_DOMAIN_MODE_OFF 0
#define SUBBAND_DOMAIN_MODE_QMF64 1
#define SUBBAND_DOMAIN_MODE_QMF71 2
#define SUBBAND_DOMAIN_MODE_STFT256 3

#define AUDIO_CODEC_SUBBAND_COUNT_QMF64 64
#define AUDIO_CODEC_SUBBAND_DOWNSAMPLING_FACTOR_QMF64 64
#define AUDIO_CODEC_SUBBAND_ANALYSE_DELAY_QMF64 320

#define AUDIO_CODEC_SUBBAND_COUNT_QMF71 71
#define AUDIO_CODEC_SUBBAND_DOWNSAMPLING_FACTOR_QMF71 64
#define AUDIO_CODEC_SUBBAND_ANALYSE_DELAY_QMF71 320 + 384

#define AUDIO_CODEC_SUBBAND_COUNT_STFT256 256
#define AUDIO_CODEC_SUBBAND_DOWNSAMPLING_FACTOR_STFT256 256
#define AUDIO_CODEC_SUBBAND_ANALYSE_DELAY_STFT256 256

#define MAX_NUM_DOWNMIX_ID_REQUESTS 15
#define MAX_NUM_DRC_FEATURE_REQUESTS 7
#define MAX_NUM_DRC_EFFECT_TYPE_REQUESTS 15
#define MAX_SIGNATURE_DATA_LENGTH_PLUS_ONE 256

#define EXT_COUNT_MAX 2
#define UNIDRCGAINEXT_TERM 0x0
#define UNIDRCLOUDEXT_TERM 0x0
#define UNIDRCCONFEXT_TERM 0x0
#define UNIDRCINTERFACEEXT_TERM 0x0

#define UNIDRCCONFEXT_PARAM_DRC 0x1

#define PARAM_DRC_INSTRUCTIONS_COUNT_MAX 8
#define PARAM_DRC_INSTANCE_COUNT_MAX 8

#define PARAM_DRC_TYPE_FF 0x0
#define PARAM_DRC_TYPE_FF_NODE_COUNT_MAX 9
#define PARAM_DRC_TYPE_FF_LEVEL_ESTIM_FRAME_COUNT_MAX 64

#define PARAM_DRC_TYPE_LIM 0x1
#define PARAM_DRC_TYPE_LIM_THRESHOLD_DEFAULT (-1.f)
#define PARAM_DRC_TYPE_LIM_ATTACK_DEFAULT 5
#define PARAM_DRC_TYPE_LIM_RELEASE_DEFAULT 50
#define MAX_LOUDNESS_INFO_COUNT (16)

#define MAX_LOUDNESS_INFO_COUNT (16)

#define UNIDRCCONFEXT_V1 0x2
#define UNIDRCLOUDEXT_EQ 0x1
#define UNIDRCINTERFACEEXT_EQ 0x1

#define LOUD_EQ_REQUEST_OFF 0x0
#define LOUD_EQ_REQUEST_LIGHT 0x1
#define LOUD_EQ_REQUEST_REGULAR 0x2
#define LOUD_EQ_REQUEST_HEAVY 0x3

#define EQ_PURPOSE_EQ_OFF 0
#define EQ_PURPOSE_DEFAULT (1 << 0)
#define EQ_PURPOSE_LARGE_ROOM (1 << 1)
#define EQ_PURPOSE_SMALL_SPACE (1 << 2)
#define EQ_PURPOSE_AVERAGE_ROOM (1 << 3)
#define EQ_PURPOSE_CAR_CABIN (1 << 4)
#define EQ_PURPOSE_HEADPHONES (1 << 5)
#define EQ_PURPOSE_LATE_NIGHT (1 << 6)

#define MAXPACKETLOSSTIME 2.5f

#define SLOPE_FACTOR_DB_TO_LINEAR 0.1151f

#define MIN_DRC_SAMP_FREQ 1000

#ifndef min
#define min(a, b) ((a) < (b) ? (a) : (b))
#endif
#ifndef max
#define max(a, b) ((a) > (b) ? (a) : (b))
#endif

#ifndef bool
#define bool WORD32
#endif

typedef struct ia_drc_sel_proc_output_struct {
  FLOAT32 output_peak_level_db;
  FLOAT32 loudness_normalization_gain_db;
  FLOAT32 output_loudness;

  WORD32 sel_drc_set_ids[SUB_DRC_COUNT];
  WORD32 sel_downmix_ids[SUB_DRC_COUNT];
  WORD32 num_sel_drc_sets;

  WORD32 active_downmix_id;
  WORD32 base_channel_count;
  WORD32 target_channel_count;
  WORD32 target_layout;
  WORD32 downmix_matrix_present;
  FLOAT32 downmix_matrix[MAX_SUBBAND_CHANNEL_COUNT][MAX_SUBBAND_CHANNEL_COUNT];

  FLOAT32 boost;
  FLOAT32 compress;
  WORD32 drc_characteristic_target;

  FLOAT32 mixing_level;
  WORD32 sel_eq_set_ids[SELECTED_EQ_SET_COUNT_MAX];
  WORD32 sel_loud_eq_id;
} ia_drc_sel_proc_output_struct;

#ifdef __cplusplus
}
#endif
#endif