mirror of https://github.com/PentHertz/srsLTE.git
56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
/*
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* Copyright 2013-2020 Software Radio Systems Limited
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*
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* This file is part of srsLTE.
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*
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* srsLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsLTE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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/******************************************************************************
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* File: debug.h
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*
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* Description: Debug output utilities.
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*
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* Reference:
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*****************************************************************************/
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#ifndef SRSLTE_FILTER_H
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#define SRSLTE_FILTER_H
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#include "srslte/config.h"
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#include "srslte/phy/utils/vector.h"
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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typedef struct SRSLTE_API {
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cf_t* filter_input;
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cf_t* downsampled_input;
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cf_t* filter_output;
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bool is_decimator;
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int factor;
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int num_taps;
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float* taps;
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} srslte_filt_cc_t;
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void srslte_filt_decim_cc_init(srslte_filt_cc_t* q, int factor, int order);
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void srslte_filt_decim_cc_free(srslte_filt_cc_t* q);
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void srslte_filt_decim_cc_execute(srslte_filt_cc_t* q, cf_t* input, cf_t* downsampled_input, cf_t* output, int size);
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void srslte_downsample_cc(cf_t* input, cf_t* output, int M, int size);
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#endif // SRSLTE_FILTER_H
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