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comparison tools/audio_processor_test/gen_tone/gen_tone.cpp @ 23:90197e3375e2 pygar svn.24

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[svn r24] added testing, but something is wrong with our c++ file.
author rlm
date Wed, 28 Apr 2010 08:19:09 -0400
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22:0cfbb1e2de22 23:90197e3375e2
1 #include <stdio.h>
2 #include <assert.h>
3 #include <string.h>
4 #include <sndfile.h>
5 #include <stdlib.h>
6 #include "SndfileWavUtil.h"
7
8 // foreward declaration. This is defined in DFT.cpp
9 int DFT(int dir,int m,double *x1,double *y1);
10
11 const int Points = 8;
12
13 int
14 do_gen (int argc, char * argv [])
15 {
16 int frames;
17 int targ_freqA;
18 int targ_freqB;
19 char* refWavFile;
20 char* outWavFile;
21 FILE* outPCM;
22 const int short_sz = sizeof(short int);
23
24 frames = atoi(argv[1]);
25 targ_freqA = atoi(argv[2]);
26 targ_freqB = atoi(argv[3]);
27 refWavFile = argv[4];
28 outWavFile = argv[5];
29
30 outPCM = fopen("output.pcm", "w");
31
32 printf("targ_freqA %d\ntarg_freqB %d\nframes %d\n", targ_freqA, targ_freqB, frames);
33
34 while(frames-- > 0){
35
36 double dreal[Points];
37 double dimag[Points];
38
39 for(int i = 0; i < Points; i++)
40 dreal[i] = (i == targ_freqA) ? 1000 : (i == targ_freqB) ? 1000 : 0;
41 for(int i = 0; i < Points; i++)
42 dimag[i] = 0.0;
43
44 DFT(-1,Points,dreal,dimag);
45
46 for(int i = 0; i < Points; i++){
47 short int rv = (int)dreal[i];
48 assert(fwrite(&rv,short_sz,1,outPCM));
49 }
50
51 }
52
53 fclose(outPCM);
54
55 generate_wav("output.pcm", refWavFile, outWavFile);
56 }
57
58 int
59 main(int argc, char* argv[])
60 {
61 do_gen(argc, argv);
62 exit(1);
63 }