ref: a9e27e4fbc46cb0399971f6d1290eb957e9e030a
dir: /examples/utils.h/
/* Copyright (C) 2003-2009 Paul Brossier <piem@aubio.org> This file is part of aubio. aubio 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 3 of the License, or (at your option) any later version. aubio 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 aubio. If not, see <http://www.gnu.org/licenses/>. */ #include <stdio.h> #include <stdlib.h> #include <stdarg.h> #include <getopt.h> #include <unistd.h> #include <math.h> /* for isfinite */ #include <string.h> /* for strcmp */ #include <aubio.h> #include <aubioext.h> #ifdef HAVE_C99_VARARGS_MACROS #define debug(...) if (verbose) fprintf (stderr, __VA_ARGS__) #define errmsg(...) fprintf (stderr, __VA_ARGS__) #define outmsg(...) fprintf (stdout, __VA_ARGS__) #else #define debug(format, args...) if (verbose) fprintf(stderr, format , ##args) #define errmsg(format, args...) fprintf(stderr, format , ##args) #define outmsg(format, args...) fprintf(stdout, format , ##args) #endif extern int frames; extern int verbose; extern int usejack; extern int usedoubled; extern int frames_delay; extern unsigned int median; extern const char *output_filename; extern const char *input_filename; /* defined in utils.c */ void usage (FILE * stream, int exit_code); int parse_args (int argc, char **argv); void examples_common_init (int argc, char **argv); void examples_common_del (void); typedef void (aubio_print_func_t) (void); #ifndef HAVE_JACK typedef int (*aubio_process_func_t) (smpl_t ** input, smpl_t ** output, int nframes); #endif void examples_common_process (aubio_process_func_t process_func, aubio_print_func_t print); void flush_process (aubio_process_func_t process_func, aubio_print_func_t print); void send_noteon (int pitch, int velo); /** append new note candidate to the note_buffer and return filtered value. we * need to copy the input array as fvec_median destroy its input data.*/ void note_append (fvec_t * note_buffer, smpl_t curnote); uint_t get_note (fvec_t * note_buffer, fvec_t * note_buffer2); extern const char *output_filename; extern const char *input_filename; extern const char *onset_filename; extern int verbose; extern int usejack; extern int usedoubled; /* energy,specdiff,hfc,complexdomain,phase */ extern aubio_onsetdetection_type type_onset; extern aubio_onsetdetection_type type_onset2; extern smpl_t threshold; extern smpl_t silence; extern uint_t buffer_size; extern uint_t overlap_size; extern uint_t channels; extern uint_t samplerate; extern aubio_sndfile_t *file; extern aubio_sndfile_t *fileout; extern aubio_pvoc_t *pv; extern fvec_t *ibuf; extern fvec_t *obuf; extern cvec_t *fftgrain; extern fvec_t *woodblock; extern aubio_onsetdetection_t *o; extern aubio_onsetdetection_t *o2; extern fvec_t *onset; extern fvec_t *onset2; extern int isonset; extern aubio_pickpeak_t *parms; /* pitch objects */ extern smpl_t pitch; extern aubio_pitchdetection_t *pitchdet; extern aubio_pitchdetection_type mode; extern uint_t median; extern fvec_t *note_buffer; extern fvec_t *note_buffer2; extern smpl_t curlevel; extern smpl_t maxonset; extern smpl_t curnote; extern smpl_t newnote; extern uint_t isready; /* per example param */ extern uint_t usepitch;