| 1 | /* |
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| 2 | Copyright (C) 2003 Paul Brossier |
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| 3 | |
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| 4 | This program is free software; you can redistribute it and/or modify |
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| 5 | it under the terms of the GNU General Public License as published by |
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| 6 | the Free Software Foundation; either version 2 of the License, or |
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| 7 | (at your option) any later version. |
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| 8 | |
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| 9 | This program is distributed in the hope that it will be useful, |
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| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 12 | GNU General Public License for more details. |
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| 13 | |
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| 14 | You should have received a copy of the GNU General Public License |
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| 15 | along with this program; if not, write to the Free Software |
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| 16 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 17 | |
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| 18 | */ |
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| 19 | |
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| 20 | #include <stdio.h> |
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| 21 | #include <stdlib.h> |
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| 22 | #include <stdarg.h> |
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| 23 | #include <getopt.h> |
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| 24 | #include <unistd.h> |
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| 25 | #include <math.h> |
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| 26 | #include <aubio.h> |
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| 27 | #include <aubioext.h> |
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| 28 | |
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| 29 | #ifdef HAVE_C99_VARARGS_MACROS |
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| 30 | #define debug(...) if (verbose) fprintf (stderr, __VA_ARGS__) |
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| 31 | #define errmsg(...) fprintf (stderr, __VA_ARGS__) |
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| 32 | #define outmsg(...) fprintf (stdout, __VA_ARGS__) |
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| 33 | #else |
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| 34 | #define debug(format, args...) if (verbose) fprintf(stderr, format , ##args) |
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| 35 | #define errmsg(format, args...) fprintf(stderr, format , ##args) |
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| 36 | #define outmsg(format, args...) fprintf(stdout, format , ##args) |
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| 37 | #endif |
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| 38 | |
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| 39 | |
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| 40 | extern int frames; |
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| 41 | extern int verbose; |
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| 42 | extern int usejack; |
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| 43 | extern int usedoubled; |
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| 44 | extern int frames_delay; |
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| 45 | extern unsigned int median; |
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| 46 | extern const char * output_filename; |
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| 47 | extern const char * input_filename; |
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| 48 | /* defined in utils.c */ |
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| 49 | void usage (FILE * stream, int exit_code); |
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| 50 | int parse_args (int argc, char **argv); |
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| 51 | void examples_common_init(int argc, char **argv); |
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| 52 | void examples_common_del(void); |
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| 53 | typedef void (aubio_print_func_t)(void); |
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| 54 | #ifndef HAVE_JACK |
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| 55 | typedef int (*aubio_process_func_t) |
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| 56 | (smpl_t **input, smpl_t **output, int nframes); |
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| 57 | #endif |
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| 58 | void examples_common_process(aubio_process_func_t process_func, aubio_print_func_t print); |
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| 59 | void flush_process(aubio_process_func_t process_func, aubio_print_func_t print); |
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| 60 | |
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| 61 | |
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| 62 | void send_noteon(int pitch, int velo); |
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| 63 | /** append new note candidate to the note_buffer and return filtered value. we |
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| 64 | * need to copy the input array as vec_median destroy its input data.*/ |
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| 65 | void note_append(fvec_t * note_buffer, smpl_t curnote); |
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| 66 | uint_t get_note(fvec_t *note_buffer, fvec_t *note_buffer2); |
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| 67 | |
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| 68 | extern const char * output_filename; |
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| 69 | extern const char * input_filename; |
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| 70 | extern const char * onset_filename; |
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| 71 | extern int verbose; |
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| 72 | extern int usejack; |
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| 73 | extern int usedoubled; |
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| 74 | |
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| 75 | |
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| 76 | /* energy,specdiff,hfc,complexdomain,phase */ |
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| 77 | extern aubio_onsetdetection_type type_onset; |
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| 78 | extern aubio_onsetdetection_type type_onset2; |
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| 79 | extern smpl_t threshold; |
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| 80 | extern smpl_t silence; |
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| 81 | extern uint_t buffer_size; |
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| 82 | extern uint_t overlap_size; |
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| 83 | extern uint_t channels; |
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| 84 | extern uint_t samplerate; |
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| 85 | |
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| 86 | |
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| 87 | extern aubio_sndfile_t * file; |
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| 88 | extern aubio_sndfile_t * fileout; |
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| 89 | |
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| 90 | extern aubio_pvoc_t * pv; |
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| 91 | extern fvec_t * ibuf; |
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| 92 | extern fvec_t * obuf; |
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| 93 | extern cvec_t * fftgrain; |
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| 94 | extern fvec_t * woodblock; |
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| 95 | extern aubio_onsetdetection_t *o; |
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| 96 | extern aubio_onsetdetection_t *o2; |
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| 97 | extern fvec_t *onset; |
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| 98 | extern fvec_t *onset2; |
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| 99 | extern int isonset; |
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| 100 | extern aubio_pickpeak_t * parms; |
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| 101 | |
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| 102 | |
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| 103 | /* pitch objects */ |
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| 104 | extern smpl_t pitch; |
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| 105 | extern aubio_pitchdetection_t * pitchdet; |
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| 106 | extern aubio_pitchdetection_type mode; |
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| 107 | extern uint_t median; |
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| 108 | |
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| 109 | extern fvec_t * note_buffer; |
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| 110 | extern fvec_t * note_buffer2; |
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| 111 | extern smpl_t curlevel; |
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| 112 | extern smpl_t maxonset; |
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| 113 | |
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| 114 | /* midi objects */ |
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| 115 | extern aubio_midi_player_t * mplay; |
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| 116 | extern aubio_midi_driver_t * mdriver; |
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| 117 | extern aubio_midi_event_t * event; |
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| 118 | |
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| 119 | extern smpl_t curnote; |
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| 120 | extern smpl_t newnote; |
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| 121 | extern uint_t isready; |
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| 122 | |
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| 123 | /* per example param */ |
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| 124 | extern uint_t usepitch; |
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| 125 | |
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