Method sync

common/audio_player.go:215–228

(f func())

}

func (p *Player) sync(f func()) bool {
	ch := make(chan struct{})
	ff := func() {
		f()
		close(ch)
	}
	select {
	case p.syncCh <- ff:
		<-ch
		return true
	case <-p.readLoopEndedCh:
		return false
	}
}

func (p *Player) eof() bool {
	r := false