Exemple #1
0
func main() {
	if len(os.Args) < 4 {
		fmt.Fprintln(os.Stderr, "Usage: say-phones <output> <voice>",
			"<phones ...>")
		os.Exit(1)
	}
	phones := make([]gospeech.Phone, 0, len(os.Args)-3)
	for _, str := range os.Args[3:] {
		p, err := gospeech.ParsePhone(str)
		if err != nil {
			fmt.Fprintln(os.Stderr, "Invalid phone: "+str)
			os.Exit(1)
		}
		phones = append(phones, p)
	}
	voice, err := gospeech.LoadVoice(os.Args[2])
	if err != nil {
		fmt.Fprintln(os.Stderr, "Failed to load voice:", err)
		os.Exit(1)
	}
	sound := gospeech.SynthesizePhones(phones, voice)
	if err := wav.WriteFile(sound, os.Args[1]); err != nil {
		fmt.Fprintln(os.Stderr, "Failed to write output:", err)
		os.Exit(1)
	}
}
Exemple #2
0
func ErrMain() error {
	if len(os.Args) != 4 {
		return errors.New("Usage: wav-volume <file.wav> <volume> <output.wav>")
	}
	s, err := wav.ReadSoundFile(os.Args[1])
	if err != nil {
		return err
	}
	scale, err := strconv.ParseFloat(os.Args[2], 64)
	if err != nil {
		return err
	}
	wav.Volume(s, scale)
	return wav.WriteFile(s, os.Args[3])
}
Exemple #3
0
func ErrMain() error {
	if len(os.Args) != 3 {
		return errors.New("Usage: wav-tone <frequency> <file.wav>")
	}
	freq, err := strconv.Atoi(os.Args[1])
	if err != nil {
		return err
	}
	sampleRate := 44100
	sound := wav.NewPCM8Sound(1, sampleRate)
	for i := 0; i < sampleRate*1; i++ {
		time := float64(i) / float64(sampleRate)
		value := wav.Sample(math.Sin(time * math.Pi * 2 * float64(freq)))
		sound.SetSamples(append(sound.Samples(), value))
	}
	return wav.WriteFile(sound, os.Args[2])
}
Exemple #4
0
func ErrMain() error {
	if len(os.Args) < 3 {
		return errors.New("Usage: wav-join <input.wav> [<another.wav> ...] " +
			"<output.wav>")
	}
	s, err := wav.ReadSoundFile(os.Args[1])
	if err != nil {
		return err
	}
	for _, f := range os.Args[2 : len(os.Args)-1] {
		nextS, err := wav.ReadSoundFile(f)
		if err != nil {
			return err
		}
		wav.Append(s, nextS)
	}
	return wav.WriteFile(s, os.Args[len(os.Args)-1])
}
Exemple #5
0
func ErrMain() error {
	if len(os.Args) != 5 {
		return errors.New("Usage: wav-gradient <file.wav> <start> <end> " +
			"<output.wav>")
	}
	s, err := wav.ReadSoundFile(os.Args[1])
	if err != nil {
		return err
	}
	start, err := strconv.ParseFloat(os.Args[2], 64)
	if err != nil {
		return err
	}
	end, err := strconv.ParseFloat(os.Args[3], 64)
	if err != nil {
		return err
	}
	wav.Gradient(s, time.Duration(start*float64(time.Second)),
		time.Duration(end*float64(time.Second)))
	return wav.WriteFile(s, os.Args[4])
}
Exemple #6
0
func ErrMain() error {
	if len(os.Args) != 5 {
		return errors.New("Usage: wav-overlay <input.wav> <overlay.wav> " +
			"<start> <output.wav>")
	}
	start, err := strconv.ParseFloat(os.Args[3], 64)
	if err != nil {
		return err
	}
	s1, err := wav.ReadSoundFile(os.Args[1])
	if err != nil {
		return err
	}
	s2, err := wav.ReadSoundFile(os.Args[2])
	if err != nil {
		return err
	}
	wav.Volume(s1, 0.5)
	wav.Volume(s2, 0.5)
	wav.Overlay(s1, s2, time.Duration(start*float64(time.Second)))
	return wav.WriteFile(s1, os.Args[4])
}