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 42 extern "C" { 43 #endif 44 45 #ifdef __cplusplus 46 } 47 #endif 48 #endif 49
