public float ComputePower(short[] buf, ToneDetector td) {
double power = 0;
for (int i = 0; i < buf.length; i++) {
double v = td.GetTone((double) buf[i]);
power += v * v;
}
return (float) Math.sqrt(power / buf.length);
}
// 2756.25
public void DrawFilteredWave(Canvas canvas, float x, float y, ToneDetector td, Paint p) {
final int scale = 32;
int old = 0;
int nue;
int j = 0;
for (int i = 1; i < m_buffer.length; i++) {
nue = (int) (td.GetTone(m_buffer[i]) / scale);
canvas.drawLine(x + i - 1, y - old, x + i, y - nue, p);
old = nue;
}
}
public void FilterWave(short[] in, short[] out, ToneDetector td) {
for (int i = 0; i < in.length; i++) {
out[i] = (short) (td.GetTone(in[i]));
}
}