c0b3262be4
* re-work spectrogram method, so that RAM can be re-used * update docs with spectrogram changes
27 lines
640 B
C
27 lines
640 B
C
/*
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* This file is part of the micropython-ulab project,
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*
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* https://github.com/v923z/micropython-ulab
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2019-2021 Zoltán Vörös
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*/
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#ifndef _FFT_TOOLS_
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#define _FFT_TOOLS_
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enum FFT_TYPE {
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FFT_FFT,
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FFT_IFFT,
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};
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#if ULAB_SUPPORTS_COMPLEX & ULAB_FFT_IS_NUMPY_COMPATIBLE
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void fft_kernel(mp_float_t *, size_t , int );
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mp_obj_t fft_fft_ifft(mp_obj_t , uint8_t );
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#else
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void fft_kernel(mp_float_t *, mp_float_t *, size_t , int );
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mp_obj_t fft_fft_ifft(size_t , mp_obj_t , mp_obj_t , uint8_t );
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#endif /* ULAB_SUPPORTS_COMPLEX & ULAB_FFT_IS_NUMPY_COMPATIBLE */
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#endif /* _FFT_TOOLS_ */
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