saf_utility_pitch.h

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/*
 * Copyright 2019 Leo McCormack
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */
 
#ifndef SAF_PITCH_H_INCLUDED
#define SAF_PITCH_H_INCLUDED
 
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
 
/* ========================================================================== */
/*                              SMB PitchShifter                              */
/* ========================================================================== */
 
void smb_pitchShift_create(/* Input Arguments */
                           void** hSmb,
                           int nCH,
                           int fftFrameSize,
                           int osamp,
                           float sampleRate);
 
void smb_pitchShift_destroy(/* Input Arguments */
                            void ** const hSmb);
 
void smb_pitchShift_apply(/* Input Arguments */
                          void* hSmb,
                          float pitchShift,
                          int frameSize,
                          float *inFrame,
                          /* Output Arguments */
                          float *outFrame);
 
 
#ifdef __cplusplus
}/* extern "C" */
#endif /* __cplusplus */
 
#endif /* SAF_PITCH_H_INCLUDED */
 
 /* doxygen addtogroup Utilities */