/****************************************************************************** * * * Copyright (C) 2023 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 */ #pragma once typedef struct { const FLOAT32 *p_filter; } ixheaace_mps_sac_qmf_ana_filter_bank; typedef struct { const FLOAT32 *p_filter; const FLOAT32 *cos_twiddle; const FLOAT32 *sin_twiddle; const FLOAT32 *alt_sin_twiddle; } ixheaace_mps_sac_qmf_synth_filter_bank; typedef ixheaace_mps_sac_qmf_ana_filter_bank *ixheaace_mps_sac_pstr_qmf_ana_filter_bank; typedef ixheaace_mps_sac_qmf_synth_filter_bank *ixheaace_mps_sac_pstr_qmf_synth_filter_bank;