/***********************************************************************
Copyright (c) 2006-2012 IETF Trust and Skype Limited. All rights reserved.

This file is extracted from RFC6716. Please see that RFC for additional
information.

Redistribution and use in source and binary forms, with or without
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documentation and/or other materials provided with the distribution.
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***********************************************************************/

#ifndef SILK_RESAMPLER_STRUCTS_H
#define SILK_RESAMPLER_STRUCTS_H

#ifdef __cplusplus
extern "C" {
#endif

#define SILK_RESAMPLER_MAX_FIR_ORDER                 36
#define SILK_RESAMPLER_MAX_IIR_ORDER                 6

typedef struct _silk_resampler_state_struct{
    opus_int32       sIIR[ SILK_RESAMPLER_MAX_IIR_ORDER ]; /* this must be the first element of this struct */
    opus_int32       sFIR[ SILK_RESAMPLER_MAX_FIR_ORDER ];
    opus_int16       delayBuf[ 48 ];
    opus_int         resampler_function;
    opus_int         batchSize;
    opus_int32       invRatio_Q16;
    opus_int         FIR_Order;
    opus_int         FIR_Fracs;
    opus_int         Fs_in_kHz;
    opus_int         Fs_out_kHz;
    opus_int         inputDelay;
    const opus_int16 *Coefs;
} silk_resampler_state_struct;

#ifdef __cplusplus
}
#endif
#endif /* SILK_RESAMPLER_STRUCTS_H */