1*1295d682SXin Li /* Copyright (c) 2018 Gregor Richards
2*1295d682SXin Li * Copyright (c) 2017 Mozilla */
3*1295d682SXin Li /*
4*1295d682SXin Li Redistribution and use in source and binary forms, with or without
5*1295d682SXin Li modification, are permitted provided that the following conditions
6*1295d682SXin Li are met:
7*1295d682SXin Li
8*1295d682SXin Li - Redistributions of source code must retain the above copyright
9*1295d682SXin Li notice, this list of conditions and the following disclaimer.
10*1295d682SXin Li
11*1295d682SXin Li - Redistributions in binary form must reproduce the above copyright
12*1295d682SXin Li notice, this list of conditions and the following disclaimer in the
13*1295d682SXin Li documentation and/or other materials provided with the distribution.
14*1295d682SXin Li
15*1295d682SXin Li THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16*1295d682SXin Li ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17*1295d682SXin Li LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
18*1295d682SXin Li A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
19*1295d682SXin Li CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
20*1295d682SXin Li EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21*1295d682SXin Li PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
22*1295d682SXin Li PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
23*1295d682SXin Li LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
24*1295d682SXin Li NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25*1295d682SXin Li SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*1295d682SXin Li */
27*1295d682SXin Li
28*1295d682SXin Li #include <stdio.h>
29*1295d682SXin Li #include "rnnoise.h"
30*1295d682SXin Li
31*1295d682SXin Li #define FRAME_SIZE 480
32*1295d682SXin Li
main(int argc,char ** argv)33*1295d682SXin Li int main(int argc, char **argv) {
34*1295d682SXin Li int i;
35*1295d682SXin Li int first = 1;
36*1295d682SXin Li float x[FRAME_SIZE];
37*1295d682SXin Li FILE *f1, *fout;
38*1295d682SXin Li DenoiseState *st;
39*1295d682SXin Li st = rnnoise_create(NULL);
40*1295d682SXin Li if (argc!=3) {
41*1295d682SXin Li fprintf(stderr, "usage: %s <noisy speech> <output denoised>\n", argv[0]);
42*1295d682SXin Li return 1;
43*1295d682SXin Li }
44*1295d682SXin Li f1 = fopen(argv[1], "rb");
45*1295d682SXin Li fout = fopen(argv[2], "wb");
46*1295d682SXin Li while (1) {
47*1295d682SXin Li short tmp[FRAME_SIZE];
48*1295d682SXin Li fread(tmp, sizeof(short), FRAME_SIZE, f1);
49*1295d682SXin Li if (feof(f1)) break;
50*1295d682SXin Li for (i=0;i<FRAME_SIZE;i++) x[i] = tmp[i];
51*1295d682SXin Li rnnoise_process_frame(st, x, x);
52*1295d682SXin Li for (i=0;i<FRAME_SIZE;i++) tmp[i] = x[i];
53*1295d682SXin Li if (!first) fwrite(tmp, sizeof(short), FRAME_SIZE, fout);
54*1295d682SXin Li first = 0;
55*1295d682SXin Li }
56*1295d682SXin Li rnnoise_destroy(st);
57*1295d682SXin Li fclose(f1);
58*1295d682SXin Li fclose(fout);
59*1295d682SXin Li return 0;
60*1295d682SXin Li }
61