func AddSource(in snd.Sound) error {
switch in.Channels() {
case 1:
hwa.format = al.FormatMono16
case 2:
hwa.format = al.FormatStereo16
default:
return fmt.Errorf("snd/al: can't handle input with channels(%v)", in.Channels())
}
hwa.in = in
hwa.out = make([]byte, in.BufferLen()*2)
s := al.GenSources(1)
if code := al.Error(); code != 0 {
return fmt.Errorf("snd/al: generate source failed [err=%v]", code)
}
hwa.source = s[0]
hwa.buf.src = s[0]
log.Println("snd/al: software latency", SoftLatency())
hwa.inputs = snd.GetInputs(in)
return nil
}
func Notify() {
if hwa.in != nil {
hwa.inputs = snd.GetInputs(hwa.in)
}
}