Beispiel #1
0
func (s *noiseForcedSines) Play(n struct{ Pitch, Amplitude []*audio.ControlPoint }) {
	releaseTime := 1.0
	s.Add(&voice{
		Pitch: audio.NewControl(n.Pitch),
		Amp:   audio.NewControl(n.Amplitude),
		rand:  rand.New(rand.NewSource(time.Now().UnixNano())),
		b:     -math.Log(.001) / 2 / releaseTime,
		RMS:   audio.NewRMS(.05),
	})
}
Beispiel #2
0
func (r *reverb) InitAudio(p audio.Params) {
	r.params = p
	r.streams = nil
	for i := 0; i < 30; i++ {
		s := &grainStream{t: 1}
		r.streams = append(r.streams, s)
	}
	r.buf = make([]float64, int(p.SampleRate))
	r.rand = rand.New(rand.NewSource(time.Now().UnixNano()))
	r.dcFilter.InitAudio(p)
	r.fbRMS = audio.NewRMS(.5)
	r.fbRMS.InitAudio(p)
	r.outRMS = audio.NewRMS(.5)
	r.outRMS.InitAudio(p)
	r.limiter = audio.NewLimiter(.25, 1)
	audio.Init(r.limiter, p)

	r.Decay.InitAudio(p)
	r.Sustain.InitAudio(p)
	r.Dry.InitAudio(p)
	r.Wet.InitAudio(p)
}