rockbox/apps/codecs/libspeex/testdenoise.c
Dan Everton df6f2f9a3c Upgrade to libspeex 1.2beta2. Very minor performance increase (0.6% on coldfire).
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@13461 a1c6a512-1295-4272-9138-f99709370657
2007-05-22 09:50:31 +00:00

44 lines
1 KiB
C

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <speex/speex_preprocess.h>
#include <stdio.h>
#define NN 160
int main()
{
short in[NN];
int i;
SpeexPreprocessState *st;
int count=0;
float f;
st = speex_preprocess_state_init(NN, 8000);
i=1;
speex_preprocess_ctl(st, SPEEX_PREPROCESS_SET_DENOISE, &i);
i=0;
speex_preprocess_ctl(st, SPEEX_PREPROCESS_SET_AGC, &i);
f=8000;
speex_preprocess_ctl(st, SPEEX_PREPROCESS_SET_AGC_LEVEL, &f);
i=0;
speex_preprocess_ctl(st, SPEEX_PREPROCESS_SET_DEREVERB, &i);
f=.0;
speex_preprocess_ctl(st, SPEEX_PREPROCESS_SET_DEREVERB_DECAY, &f);
f=.0;
speex_preprocess_ctl(st, SPEEX_PREPROCESS_SET_DEREVERB_LEVEL, &f);
while (1)
{
int vad;
fread(in, sizeof(short), NN, stdin);
if (feof(stdin))
break;
vad = speex_preprocess_run(st, in);
/*fprintf (stderr, "%d\n", vad);*/
fwrite(in, sizeof(short), NN, stdout);
count++;
}
speex_preprocess_state_destroy(st);
return 0;
}