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More work on making freq.[ch] more generic

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Jean-Marc Valin 2018-12-13 17:40:05 -05:00
parent fb3112ade6
commit 12f16df6b7
3 changed files with 15 additions and 12 deletions
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16
dnn/freq.c
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@ -64,12 +64,12 @@ void compute_band_energy(float *bandE, const kiss_fft_cpx *X) {
{
int j;
int band_size;
band_size = (eband5ms[i+1]-eband5ms[i])<<FRAME_SIZE_SHIFT;
band_size = (eband5ms[i+1]-eband5ms[i])*WINDOW_SIZE_5MS;
for (j=0;j<band_size;j++) {
float tmp;
float frac = (float)j/band_size;
tmp = SQUARE(X[(eband5ms[i]<<FRAME_SIZE_SHIFT) + j].r);
tmp += SQUARE(X[(eband5ms[i]<<FRAME_SIZE_SHIFT) + j].i);
tmp = SQUARE(X[(eband5ms[i]*WINDOW_SIZE_5MS) + j].r);
tmp += SQUARE(X[(eband5ms[i]*WINDOW_SIZE_5MS) + j].i);
sum[i] += (1-frac)*tmp;
sum[i+1] += frac*tmp;
}
@ -89,12 +89,12 @@ void compute_band_corr(float *bandE, const kiss_fft_cpx *X, const kiss_fft_cpx *
{
int j;
int band_size;
band_size = (eband5ms[i+1]-eband5ms[i])<<FRAME_SIZE_SHIFT;
band_size = (eband5ms[i+1]-eband5ms[i])*WINDOW_SIZE_5MS;
for (j=0;j<band_size;j++) {
float tmp;
float frac = (float)j/band_size;
tmp = X[(eband5ms[i]<<FRAME_SIZE_SHIFT) + j].r * P[(eband5ms[i]<<FRAME_SIZE_SHIFT) + j].r;
tmp += X[(eband5ms[i]<<FRAME_SIZE_SHIFT) + j].i * P[(eband5ms[i]<<FRAME_SIZE_SHIFT) + j].i;
tmp = X[(eband5ms[i]*WINDOW_SIZE_5MS) + j].r * P[(eband5ms[i]*WINDOW_SIZE_5MS) + j].r;
tmp += X[(eband5ms[i]*WINDOW_SIZE_5MS) + j].i * P[(eband5ms[i]*WINDOW_SIZE_5MS) + j].i;
sum[i] += (1-frac)*tmp;
sum[i+1] += frac*tmp;
}
@ -114,10 +114,10 @@ void interp_band_gain(float *g, const float *bandE) {
{
int j;
int band_size;
band_size = (eband5ms[i+1]-eband5ms[i])<<FRAME_SIZE_SHIFT;
band_size = (eband5ms[i+1]-eband5ms[i])*WINDOW_SIZE_5MS;
for (j=0;j<band_size;j++) {
float frac = (float)j/band_size;
g[(eband5ms[i]<<FRAME_SIZE_SHIFT) + j] = (1-frac)*bandE[i] + frac*bandE[i+1];
g[(eband5ms[i]*WINDOW_SIZE_5MS) + j] = (1-frac)*bandE[i] + frac*bandE[i+1];
}
}
}