From 416bd737074a287ea47106c73ea6bcfde40a75a8 Mon Sep 17 00:00:00 2001 From: John Glover Date: Fri, 24 Jun 2011 18:17:23 +0100 Subject: Change to using distutils. Currently only builds the simplsndobj module --- src/mq/mq.h | 67 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 src/mq/mq.h (limited to 'src/mq/mq.h') diff --git a/src/mq/mq.h b/src/mq/mq.h new file mode 100644 index 0000000..6819a80 --- /dev/null +++ b/src/mq/mq.h @@ -0,0 +1,67 @@ +/* Copyright (c) 2010 John Glover, National University of Ireland, Maynooth + + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#ifndef _MQ_H +#define _MQ_H + +#include +#include +#include "detectionfunctions.h" + +typedef double sample; + +typedef struct Peak +{ + float amplitude; + float frequency; + float phase; + int bin; + struct Peak* next; + struct Peak* prev; +} Peak; + +typedef struct PeakList +{ + struct PeakList* next; + struct PeakList* prev; + struct Peak* peak; +} PeakList; + +typedef struct MQParameters +{ + int frame_size; + int max_peaks; + int num_bins; + sample peak_threshold; + sample fundamental; + sample matching_interval; + sample* fft_in; + fftw_complex* fft_out; + fftw_plan fft_plan; + PeakList* prev_peaks; +} MQParameters; + +int init_mq(MQParameters* params); +void reset_mq(MQParameters* params); +int destroy_mq(MQParameters* params); +void delete_peak_list(PeakList* peak_list); + +PeakList* sort_peaks_by_frequency(PeakList* peak_list, int num_peaks); + +PeakList* find_peaks(int signal_size, sample* signal, MQParameters* params); +PeakList* track_peaks(PeakList* peak_list, MQParameters* params); + +#endif -- cgit v1.2.3