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    Searched refs:todB (Results 1 - 6 of 6) sorted by null

  /external/libvorbis/lib/
scales.h 44 static inline float todB(const float *x){
54 #define todB_nn(x) todB(x)
63 #define todB(x) (*(x)==0?-400.f:log(*(x)**(x))*4.34294480f)
analysis.c 95 val=todB(v+j);
psytune.c 217 fprintf(of,"%g\n",todB(v+j));
343 fft[0]=todB(fft);
346 temp=fft[(j+1)>>1]=todB(&temp);
353 logmdct[j]=todB(mdct+j);
envelope.c 145 decay=todB(&decay)*.5-15.f;
153 val=todB(&val)*.5f;
mapping0.c 272 scale_dB=todB(&scale) + .345; /* + .345 is a hack; the original
273 todB estimation used on IEEE 754
318 logfft[0]=scale_dB+todB(pcm) + .345; /* + .345 is a hack; the
319 original todB estimation used on
335 temp=logfft[(j+1)>>1]=scale_dB+.5f*todB(&temp) + .345; /* +
336 .345 is a hack; the original todB
393 logmdct[j]=todB(mdct+j) + .345; /* + .345 is a hack; the original
394 todB estimation used on IEEE 754
  /external/speex/libspeex/
vorbis_psy.h 42 #define todB(x) ((x)>1e-13?log((x)*(x))*4.34294480f:-30)

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