#pragma once namespace VisUtils { //! Turns an arbitrary audio_chunk into a valid chunk to run FFT on, with proper sample count etc. //! @param centerOffset Time offset (in seconds) inside the source chunk to center the output on, in case the FFT window is smaller than input data. void PrepareFFTChunk(audio_chunk const & source, audio_chunk & out, double centerOffset); bool IsValidFFTSize(t_size size); t_size MatchFFTSize(t_size samples); };