Changes in src/pitch/pitchschmitt.h [69b11d8:3ac7cb0]
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TabularUnified src/pitch/pitchschmitt.h ¶
r69b11d8 r3ac7cb0 19 19 */ 20 20 21 /** \file 21 /** \file 22 22 23 Pitch detection using a Schmitt trigger 24 23 Pitch detection using a Schmitt trigger 24 25 25 This pitch extraction method implements a Schmitt trigger to estimate the 26 26 period of a signal. … … 28 28 This file was derived from the tuneit project, written by Mario Lang to 29 29 detect the fundamental frequency of a sound. 30 31 See http://delysid.org/tuneit.html 32 33 \example pitch/test-pitchschmitt.c 30 31 see http://delysid.org/tuneit.html 34 32 35 33 */ … … 45 43 typedef struct _aubio_pitchschmitt_t aubio_pitchschmitt_t; 46 44 47 /** execute pitch detection on an input buffer 48 49 \param p pitch detection object as returned by new_aubio_pitchschmitt 50 \param samples_in input signal vector (length as specified at creation time)51 \param cands_out pitch period estimates, in samples52 45 /** execute pitch detection on an input buffer 46 47 \param p pitch detection object as returned by new_aubio_pitchschmitt 48 \param input input signal window (length as specified at creation time) 49 \param output pitch period estimates, in samples 50 53 51 */ 54 void aubio_pitchschmitt_do (aubio_pitchschmitt_t * p, fvec_t * samples_in,55 fvec_t * cands_out);52 void aubio_pitchschmitt_do (aubio_pitchschmitt_t * p, fvec_t * in, 53 fvec_t * out); 56 54 57 55 /** creation of the pitch detection object 58 59 \param buf_size size of the input buffer to analyse 60 56 57 \param buf_size size of the input buffer to analyse 58 61 59 */ 62 60 aubio_pitchschmitt_t *new_aubio_pitchschmitt (uint_t buf_size); 63 61 64 62 /** deletion of the pitch detection object 65 66 \param p pitch detection object as returned by new_aubio_pitchschmitt 67 63 64 \param p pitch detection object as returned by new_aubio_pitchschmitt 65 68 66 */ 69 67 void del_aubio_pitchschmitt (aubio_pitchschmitt_t * p);
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