ref: 44721ffe089f90e3b3838efe5712f0da72d1c958
dir: /examples/aubioquiet.c/
/* Copyright (C) 2003-2013 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 "utils.h" #include "parse_args.h" sint_t wassilence = 1, issilence; void process_block(fvec_t * ibuf, fvec_t * obuf) { fvec_zeros (obuf); if (aubio_silence_detection(ibuf, silence_threshold)==1) { if (wassilence==1) issilence = 1; else issilence = 2; wassilence=1; } else { if (wassilence<=0) issilence = 0; else issilence = -1; wassilence=0; } } void process_print (void) { int curblocks = (blocks - 4) > 0 ? blocks - 4 : 0; if (issilence == -1) { outmsg("NOISY: %f\n",curblocks*hop_size/(float)samplerate); } else if (issilence == 2) { outmsg("QUIET: %f\n",curblocks*hop_size/(float)samplerate); } } int main(int argc, char **argv) { examples_common_init(argc,argv); verbmsg ("using source: %s at %dHz\n", source_uri, samplerate); verbmsg ("buffer_size: %d, ", buffer_size); verbmsg ("hop_size: %d\n", hop_size); examples_common_process((aubio_process_func_t)process_block,process_print); examples_common_del(); return 0; }