pdm_decim_fir.h

Go to the documentation of this file.

/* SPDX-License-Identifier: BSD-3-Clause
 *
 * Copyright(c) 2018 Intel Corporation. All rights reserved.
 *
 * Author: Seppo Ingalsuo <seppo.ingalsuo@linux.intel.com>
 */
 
/* Format for generated coefficients tables */
 
#ifndef __SOF_AUDIO_COEFFICIENTS_PDM_DECIM_PDM_DECIM_FIR_H__
#define __SOF_AUDIO_COEFFICIENTS_PDM_DECIM_PDM_DECIM_FIR_H__
 
#include <stdint.h>
 
struct pdm_decim {
    int decim_factor;
    int length;
    int shift;
    int relative_passband;
    int relative_stopband;
    int passband_ripple;
    int stopband_ripple;
    const int32_t *coef;
};
 
#endif /* __SOF_AUDIO_COEFFICIENTS_PDM_DECIM_PDM_DECIM_FIR_H__ */