[b14107f] | 1 | /* |
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[6a2478c] | 2 | Copyright (C) 2003-2009 Paul Brossier <piem@aubio.org> |
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[b14107f] | 3 | |
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[6a2478c] | 4 | This file is part of aubio. |
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[b14107f] | 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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[b14107f] | 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_PITCH 1 |
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| 23 | #include "parse_args.h" |
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[b14107f] | 24 | |
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| 25 | unsigned int pos = 0; /*frames%dspblocksize*/ |
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| 26 | |
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| 27 | aubio_pitch_t *o; |
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[f3617e7] | 28 | aubio_wavetable_t *wavetable; |
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[b14107f] | 29 | fvec_t *pitch; |
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| 30 | |
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| 31 | static int aubio_process(smpl_t **input, smpl_t **output, int nframes) { |
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| 32 | unsigned int j; /*frames*/ |
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| 33 | for (j=0;j<(unsigned)nframes;j++) { |
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| 34 | if(usejack) { |
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[4621cd6] | 35 | /* write input to datanew */ |
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| 36 | fvec_write_sample(ibuf, input[0][j], pos); |
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| 37 | /* put synthnew in output */ |
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| 38 | output[0][j] = fvec_read_sample(obuf, pos); |
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[b14107f] | 39 | } |
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| 40 | /*time for fft*/ |
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| 41 | if (pos == overlap_size-1) { |
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| 42 | /* block loop */ |
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| 43 | aubio_pitch_do (o, ibuf, pitch); |
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[f3617e7] | 44 | smpl_t freq = fvec_read_sample(pitch, 0); |
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[5b41ef9] | 45 | aubio_wavetable_set_amp ( wavetable, aubio_level_lin (ibuf) ); |
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[f3617e7] | 46 | if (freq != 0.0) { |
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| 47 | aubio_wavetable_set_freq ( wavetable, freq ); |
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[b14107f] | 48 | } else { |
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[f3617e7] | 49 | aubio_wavetable_set_freq ( wavetable, 0.0 ); |
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[b14107f] | 50 | } |
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[f3617e7] | 51 | aubio_wavetable_do (wavetable, obuf, obuf); |
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[b14107f] | 52 | /* end of block loop */ |
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| 53 | pos = -1; /* so it will be zero next j loop */ |
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| 54 | } |
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| 55 | pos++; |
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| 56 | } |
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| 57 | return 1; |
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| 58 | } |
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| 59 | |
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| 60 | static void process_print (void) { |
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| 61 | if (!verbose && usejack) return; |
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[4621cd6] | 62 | smpl_t pitch_found = fvec_read_sample(pitch, 0); |
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[b14107f] | 63 | outmsg("%f %f\n",(frames) |
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| 64 | *overlap_size/(float)samplerate, pitch_found); |
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| 65 | } |
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| 66 | |
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| 67 | int main(int argc, char **argv) { |
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| 68 | examples_common_init(argc,argv); |
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| 69 | |
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[1b25a70] | 70 | o = new_aubio_pitch (pitch_method, buffer_size, overlap_size, samplerate); |
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[4621cd6] | 71 | pitch = new_fvec (1); |
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[b14107f] | 72 | |
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[f3617e7] | 73 | wavetable = new_aubio_wavetable (samplerate, overlap_size); |
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| 74 | aubio_wavetable_play ( wavetable ); |
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| 75 | |
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[b14107f] | 76 | examples_common_process(aubio_process,process_print); |
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| 77 | |
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| 78 | del_aubio_pitch (o); |
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[f3617e7] | 79 | del_aubio_wavetable (wavetable); |
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[b14107f] | 80 | del_fvec (pitch); |
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| 81 | |
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| 82 | examples_common_del(); |
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| 83 | debug("End of program.\n"); |
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| 84 | fflush(stderr); |
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| 85 | return 0; |
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| 86 | } |
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| 87 | |
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