2 Copyright (C) 2003-2013 Paul Brossier <piem@aubio.org>
4 This file is part of aubio.
6 aubio is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 aubio is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with aubio. If not, see <http://www.gnu.org/licenses/>.
24 extern char_t *source_uri;
25 extern char_t *sink_uri;
27 extern uint_t samplerate;
28 extern uint_t buffer_size;
29 extern uint_t hop_size;
31 extern char_t * onset_method;
32 extern smpl_t onset_threshold;
34 extern char_t * pitch_method;
35 extern char_t * pitch_unit;
36 extern smpl_t pitch_tolerance;
38 extern char_t * tempo_method;
40 extern smpl_t silence_threshold;
41 extern uint_t mix_input;
43 extern uint_t force_overwrite;
45 // functions defined in utils.c
46 extern void examples_common_init (int argc, char **argv);
47 extern void examples_common_del (void);
48 extern void examples_common_process (aubio_process_func_t process_func,
49 aubio_print_func_t print);
50 int parse_args (int argc, char **argv);
58 const char *prog_name;
60 void usage (FILE * stream, int exit_code);
62 void usage (FILE * stream, int exit_code)
64 fprintf (stream, "usage: %s [ options ] \n", prog_name);
66 " -i --input input file\n"
67 #ifdef PROG_HAS_OUTPUT
68 " -o --output output file\n"
70 " -r --samplerate select samplerate\n"
71 " -B --bufsize set buffer size\n"
72 " -H --hopsize set hopsize\n"
74 " -O --onset select onset detection algorithm\n"
75 " -t --onset-threshold set onset detection threshold\n"
76 #endif /* PROG_HAS_ONSET */
78 " -p --pitch select pitch detection algorithm\n"
79 " -u --pitch-unit select pitch output unit\n"
80 " -l --pitch-tolerance select pitch tolerance\n"
81 #endif /* PROG_HAS_PITCH */
82 " -s --silence select silence threshold\n"
83 #ifdef PROG_HAS_OUTPUT
84 " -m --mix-input mix input signal with output signal\n"
85 " -f --force-overwrite overwrite output file if needed\n"
88 " -j --jack use Jack\n"
90 " -v --verbose be verbose\n"
91 " -h --help display this message\n"
97 parse_args (int argc, char **argv)
99 const char *options = "hv"
103 #endif /* PROG_HAS_JACK */
104 #ifdef PROG_HAS_OUTPUT
106 #endif /* PROG_HAS_OUTPUT */
107 #ifdef PROG_HAS_ONSET
109 #endif /* PROG_HAS_ONSET */
110 #ifdef PROG_HAS_PITCH
112 #endif /* PROG_HAS_PITCH */
115 struct option long_options[] = {
116 {"help", 0, NULL, 'h'},
117 {"verbose", 0, NULL, 'v'},
118 {"input", 1, NULL, 'i'},
119 {"samplerate", 1, NULL, 'r'},
120 {"bufsize", 1, NULL, 'B'},
121 {"hopsize", 1, NULL, 'H'},
123 {"jack", 0, NULL, 'j'},
124 #endif /* PROG_HAS_JACK */
125 #ifdef PROG_HAS_OUTPUT
126 {"output", 1, NULL, 'o'},
127 #endif /* PROG_HAS_OUTPUT */
128 #ifdef PROG_HAS_ONSET
129 {"onset", 1, NULL, 'O'},
130 {"onset-threshold", 1, NULL, 't'},
131 #endif /* PROG_HAS_ONSET */
132 #ifdef PROG_HAS_PITCH
133 {"pitch", 1, NULL, 'p'},
134 {"pitch-unit", 1, NULL, 'u'},
135 {"pitch-tolerance", 1, NULL, 'l'},
136 #endif /* PROG_HAS_PITCH */
137 {"silence", 1, NULL, 's'},
138 {"mix-input", 0, NULL, 'm'},
139 {"force-overwrite", 0, NULL, 'f'},
148 next_option = getopt_long (argc, argv, options, long_options, NULL);
149 switch (next_option) {
153 case 'v': /* verbose */
165 case 'f': /* force_overwrite flag */
169 samplerate = atoi (optarg);
172 buffer_size = atoi (optarg);
175 hop_size = atoi (optarg);
177 case 'O': /*onset method */
178 onset_method = optarg;
180 case 't': /* threshold value for onset */
181 onset_threshold = (smpl_t) atof (optarg);
184 pitch_method = optarg;
190 pitch_tolerance = (smpl_t) atof (optarg);
192 case 's': /* silence threshold */
193 silence_threshold = (smpl_t) atof (optarg);
195 case 'm': /* mix_input flag */
198 case '?': /* unknown options */
201 case -1: /* done with options */
203 default: /*something else unexpected */
204 fprintf (stderr, "Error parsing option '%c'\n", next_option);
208 while (next_option != -1);
210 // if unique, use the non option argument as the source
211 if ( source_uri == NULL ) {
212 if (argc - optind == 1) {
213 source_uri = argv[optind];
214 } else if ( argc - optind > 1 ) {
215 errmsg ("Error: too many non-option arguments `%s'\n", argv[argc - 1]);
218 } else if ( argc - optind > 0 ) {
219 errmsg ("Error: extra non-option argument %s\n", argv[optind]);
223 // if no source, show a message
224 if (source_uri == NULL) {
227 verbmsg("No input source given, using jack\n");
230 errmsg("Error: no arguments given (and no available audio input)\n");
232 #endif /* HAVE_JACK */
234 errmsg("Error: no arguments given\n");
236 #endif /* PROG_HAS_JACK */
239 if ((sint_t)hop_size < 1) {
240 errmsg("Error: got hop_size %d, but can not be < 1\n", hop_size);
242 } else if ((sint_t)buffer_size < 2) {
243 errmsg("Error: got buffer_size %d, but can not be < 2\n", buffer_size);
245 } else if ((sint_t)buffer_size < (sint_t)hop_size + 1) {
246 errmsg("Error: hop size (%d) is larger than or equal to win size (%d)\n",
247 hop_size, buffer_size);
251 if ((sint_t)samplerate < 0) {
252 errmsg("Error: got samplerate %d, but can not be < 0\n", samplerate);