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_QMF_FILTER_H 21#define IMPD_DRC_QMF_FILTER_H 22 23#define QMF_NUM_FILT_BANDS 64 24#define QMF_FILT_RESOLUTION 64 25 26typedef struct ia_drc_qmf_filt_struct { 27 FLOAT64* ana_buff; 28 FLOAT64* syn_buff; 29 FLOAT64 ana_tab_real[QMF_NUM_FILT_BANDS][2 * QMF_NUM_FILT_BANDS]; 30 FLOAT64 ana_tab_imag[QMF_NUM_FILT_BANDS][2 * QMF_NUM_FILT_BANDS]; 31 FLOAT64 syn_tab_real[2 * QMF_NUM_FILT_BANDS][QMF_NUM_FILT_BANDS]; 32 FLOAT64 syn_tab_imag[2 * QMF_NUM_FILT_BANDS][QMF_NUM_FILT_BANDS]; 33 34} ia_drc_qmf_filt_struct; 35 36#endif 37