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- #ifdef HAVE_CONFIG_H
- #include "config.h"
- #endif
- #include <stdio.h>
- #include "speex/speex_resampler.h"
- #include <math.h>
- #include <stdlib.h>
- #define NN 256
- int main()
- {
- spx_uint32_t i;
- short *in;
- short *out;
- float *fin, *fout;
- int count = 0;
- SpeexResamplerState *st = speex_resampler_init(1, 8000, 12000, 10, NULL);
- speex_resampler_set_rate(st, 96000, 44100);
- speex_resampler_skip_zeros(st);
-
- in = malloc(NN*sizeof(short));
- out = malloc(2*NN*sizeof(short));
- fin = malloc(NN*sizeof(float));
- fout = malloc(2*NN*sizeof(float));
- while (1)
- {
- spx_uint32_t in_len;
- spx_uint32_t out_len;
- fread(in, sizeof(short), NN, stdin);
- if (feof(stdin))
- break;
- for (i=0;i<NN;i++)
- fin[i]=in[i];
- in_len = NN;
- out_len = 2*NN;
-
- speex_resampler_process_float(st, 0, fin, &in_len, fout, &out_len);
- for (i=0;i<out_len;i++)
- out[i]=floor(.5+fout[i]);
-
- fwrite(out, sizeof(short), out_len, stdout);
- count++;
- }
- speex_resampler_destroy(st);
- free(in);
- free(out);
- free(fin);
- free(fout);
- return 0;
- }
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