[b78805a] | 1 | /* |
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[6a2478c] | 2 | Copyright (C) 2003-2009 Paul Brossier <piem@aubio.org> |
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[b78805a] | 3 | |
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[6a2478c] | 4 | This file is part of aubio. |
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[b78805a] | 5 | |
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[6a2478c] | 6 | aubio is free software: you can redistribute it and/or modify |
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| 7 | it under the terms of the GNU General Public License as published by |
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| 8 | the Free Software Foundation, either version 3 of the License, or |
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| 9 | (at your option) any later version. |
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| 10 | |
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| 11 | aubio is distributed in the hope that it will be useful, |
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | GNU General Public License for more details. |
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| 15 | |
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| 16 | You should have received a copy of the GNU General Public License |
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| 17 | along with aubio. If not, see <http://www.gnu.org/licenses/>. |
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[b78805a] | 18 | |
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| 19 | */ |
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| 20 | |
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| 21 | #include "utils.h" |
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[1b25a70] | 22 | #define PROG_HAS_TEMPO 1 |
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| 23 | #include "parse_args.h" |
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[b78805a] | 24 | |
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[d4c5de7] | 25 | uint_t pos = 0; /* frames%dspblocksize */ |
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| 26 | aubio_tempo_t * bt = NULL; |
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[f3617e7] | 27 | aubio_wavetable_t *wavetable; |
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| 28 | fvec_t * tempo_out = NULL; |
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[d4c5de7] | 29 | smpl_t istactus = 0; |
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| 30 | smpl_t isonset = 0; |
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| 31 | |
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| 32 | static int aubio_process(smpl_t **input, smpl_t **output, int nframes) { |
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[b78805a] | 33 | unsigned int j; /*frames*/ |
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[af35ed0] | 34 | for (j=0;j<(unsigned)nframes;j++) { |
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[b78805a] | 35 | if(usejack) { |
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[4621cd6] | 36 | /* write input to datanew */ |
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| 37 | fvec_write_sample(ibuf, input[0][j], pos); |
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| 38 | /* put synthnew in output */ |
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| 39 | output[0][j] = fvec_read_sample(obuf, pos); |
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[b78805a] | 40 | } |
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| 41 | /*time for fft*/ |
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[f3617e7] | 42 | if (pos == overlap_size-1) { |
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[b78805a] | 43 | /* block loop */ |
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[d4c5de7] | 44 | aubio_tempo_do (bt,ibuf,tempo_out); |
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[4621cd6] | 45 | istactus = fvec_read_sample (tempo_out, 0); |
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| 46 | isonset = fvec_read_sample (tempo_out, 1); |
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[f3617e7] | 47 | fvec_zeros (obuf); |
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[0e0a049] | 48 | if (istactus > 0.) { |
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[f3617e7] | 49 | aubio_wavetable_play ( wavetable ); |
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[b78805a] | 50 | } else { |
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[f3617e7] | 51 | aubio_wavetable_stop ( wavetable ); |
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[b78805a] | 52 | } |
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[aad688e] | 53 | aubio_wavetable_do (wavetable, obuf, obuf); |
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[b78805a] | 54 | /* end of block loop */ |
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| 55 | pos = -1; /* so it will be zero next j loop */ |
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| 56 | } |
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| 57 | pos++; |
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| 58 | } |
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| 59 | return 1; |
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| 60 | } |
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| 61 | |
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[d4c5de7] | 62 | static void process_print (void) { |
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[f3617e7] | 63 | if (sink_uri == NULL) { |
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| 64 | if (istactus) { |
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| 65 | outmsg("%f\n",((smpl_t)(frames*overlap_size)+(istactus-1.)*overlap_size)/(smpl_t)samplerate); |
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| 66 | } |
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| 67 | if (isonset && verbose) |
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| 68 | outmsg(" \t \t%f\n",(frames)*overlap_size/(float)samplerate); |
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| 69 | } |
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[b78805a] | 70 | } |
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| 71 | |
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| 72 | int main(int argc, char **argv) { |
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| 73 | |
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[b5aa063] | 74 | buffer_size = 1024; |
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| 75 | overlap_size = 512; |
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[b78805a] | 76 | /* override default settings */ |
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| 77 | examples_common_init(argc,argv); |
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| 78 | |
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[4621cd6] | 79 | tempo_out = new_fvec(2); |
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[1b25a70] | 80 | bt = new_aubio_tempo(tempo_method,buffer_size,overlap_size, samplerate); |
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| 81 | if (onset_threshold != 0.) aubio_tempo_set_threshold (bt, onset_threshold); |
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[b78805a] | 82 | |
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[f3617e7] | 83 | wavetable = new_aubio_wavetable (samplerate, overlap_size); |
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| 84 | aubio_wavetable_set_freq ( wavetable, 2450.); |
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| 85 | //aubio_sampler_load (sampler, "/archives/sounds/woodblock.aiff"); |
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| 86 | |
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[b78805a] | 87 | examples_common_process(aubio_process,process_print); |
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| 88 | |
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[fc5bc72] | 89 | del_aubio_tempo(bt); |
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[f3617e7] | 90 | del_aubio_wavetable (wavetable); |
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[d4c5de7] | 91 | del_fvec(tempo_out); |
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[fc5bc72] | 92 | |
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[b78805a] | 93 | examples_common_del(); |
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| 94 | |
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| 95 | debug("End of program.\n"); |
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| 96 | |
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| 97 | fflush(stderr); |
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| 98 | |
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| 99 | return 0; |
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| 100 | } |
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| 101 | |
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