/*
- Copyright (C) 2003-2009 Paul Brossier <piem@aubio.org>
+ Copyright (C) 2003-2013 Paul Brossier <piem@aubio.org>
This file is part of aubio.
#define PROG_HAS_PITCH 1
#include "parse_args.h"
-unsigned int pos = 0; /*frames%dspblocksize*/
-
aubio_pitch_t *o;
aubio_wavetable_t *wavetable;
fvec_t *pitch;
-static int aubio_process(smpl_t **input, smpl_t **output, int nframes) {
- unsigned int j; /*frames*/
- for (j=0;j<(unsigned)nframes;j++) {
- if(usejack) {
- /* write input to datanew */
- fvec_write_sample(ibuf, input[0][j], pos);
- /* put synthnew in output */
- output[0][j] = fvec_read_sample(obuf, pos);
- }
- /*time for fft*/
- if (pos == overlap_size-1) {
- /* block loop */
- aubio_pitch_do (o, ibuf, pitch);
- smpl_t freq = fvec_read_sample(pitch, 0);
- aubio_wavetable_set_amp ( wavetable, aubio_level_lin (ibuf) );
- if (freq != 0.0) {
- aubio_wavetable_set_freq ( wavetable, freq );
- } else {
- aubio_wavetable_set_freq ( wavetable, 0.0 );
- }
- aubio_wavetable_do (wavetable, obuf, obuf);
- /* end of block loop */
- pos = -1; /* so it will be zero next j loop */
- }
- pos++;
+void
+process_block(fvec_t * ibuf, fvec_t * obuf) {
+ fvec_zeros(obuf);
+ aubio_pitch_do (o, ibuf, pitch);
+ smpl_t freq = fvec_read_sample(pitch, 0);
+ aubio_wavetable_set_amp ( wavetable, aubio_level_lin (ibuf) );
+ if (freq != 0.0) {
+ aubio_wavetable_set_freq ( wavetable, freq );
+ } else {
+ aubio_wavetable_set_freq ( wavetable, 0.0 );
}
- return 1;
+ aubio_wavetable_do (wavetable, obuf, obuf);
}
-static void process_print (void) {
- if (!verbose && usejack) return;
- smpl_t pitch_found = fvec_read_sample(pitch, 0);
- outmsg("%f %f\n",(frames)
- *overlap_size/(float)samplerate, pitch_found);
+void
+process_print (void) {
+ smpl_t pitch_found = fvec_read_sample(pitch, 0);
+ outmsg("%f %f\n",(blocks)
+ *hop_size/(float)samplerate, pitch_found);
}
int main(int argc, char **argv) {
examples_common_init(argc,argv);
- o = new_aubio_pitch (pitch_method, buffer_size, overlap_size, samplerate);
+ verbmsg ("using source: %s at %dHz\n", source_uri, samplerate);
+ verbmsg ("pitch method: %s, ", pitch_method);
+ verbmsg ("buffer_size: %d, ", buffer_size);
+ verbmsg ("hop_size: %d, ", hop_size);
+ verbmsg ("tolerance: %f\n", pitch_tolerance);
+
+ o = new_aubio_pitch (pitch_method, buffer_size, hop_size, samplerate);
+ if (pitch_tolerance != 0.) aubio_pitch_set_tolerance (o, pitch_tolerance);
pitch = new_fvec (1);
- wavetable = new_aubio_wavetable (samplerate, overlap_size);
+ wavetable = new_aubio_wavetable (samplerate, hop_size);
aubio_wavetable_play ( wavetable );
- examples_common_process(aubio_process,process_print);
+ examples_common_process((aubio_process_func_t)process_block,process_print);
del_aubio_pitch (o);
del_aubio_wavetable (wavetable);
del_fvec (pitch);
examples_common_del();
- debug("End of program.\n");
- fflush(stderr);
return 0;
}