1/****************************************************************************** 2 * 3 * Copyright (C) 2015 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ***************************************************************************** 18 * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore 19*/ 20#ifndef IMPD_DRC_UNI_EQ_H 21#define IMPD_DRC_UNI_EQ_H 22 23#ifndef COMPILE_FOR_DRC_ENCODER 24#endif 25 26#define EQ_CHANNEL_COUNT_MAX 8 27#define EQ_AUDIO_DELAY_MAX 1024 28#define EQ_FIR_FILTER_SIZE_MAX 128 29#define EQ_SUBBAND_COUNT_MAX 256 30#define EQ_INTERMEDIATE_2ND_ORDER_PARAMS_COUNT_MAX 32 31#define EQ_INTERMEDIATE_PARAMETER_COUNT_MAX 32 32#define EQ_FILTER_SECTION_COUNT_MAX 8 33#define EQ_FILTER_ELEMENT_COUNT_MAX 4 34#define EQ_FILTER_COUNT_MAX 4 35#define MATCHING_PHASE_FILTER_COUNT_MAX 32 36 37#define EQ_FILTER_DOMAIN_NONE 0 38#define EQ_FILTER_DOMAIN_TIME (1 << 0) 39#define EQ_FILTER_DOMAIN_SUBBAND (1 << 1) 40 41#ifdef __cplusplus 42extern "C" { 43#endif 44 45#ifdef __cplusplus 46} 47#endif 48#endif 49