Пример #1
0
func doGenerateSpeechFiles(sentences []string, option option) ([]string, error) {
	sLen := len(sentences)
	files := make([]string, 0)
	filePrefix := utils.RandomString(16)
	reply := make(chan int, sLen)
	timeout := false
	hasError := false
	for i, sentence := range sentences {
		option.LimitCh <- 1
		fileName := fmt.Sprintf("%s%s-%d.mp3", option.SpeechFileDir, filePrefix, i)
		go getSpeech(sentence, option.Speaker, fileName, reply, option.LimitCh)
		files = append(files, fileName)
	}
L:
	for i := 0; i < sLen; i++ {
		select {
		case <-time.After(time.Duration(GenerateSpeechTimeout)):
			timeout = true
			break L
		case r := <-reply:
			if r == -1 {
				hasError = true
				break L
			}
		}
	}
	if timeout {
		return []string{}, errors.New("Generate speech timeout!")
	} else if hasError {
		return []string{}, errors.New("Generate speech error!")
	}
	return files, nil
}
Пример #2
0
func mp3ToFlac(mp3File string) (string, error) {
	flacPath, _ := filepath.Abs(utils.RandomString(7) + ".flac")
	_, convertErr := exec.Command("ffmpeg", "-i", mp3File, flacPath).Output()
	if convertErr != nil {
		return "", convertErr
	}
	return flacPath, nil
}
Пример #3
0
func downloadFile(fileUrl string) (string, error) {
	ext := filepath.Ext(fileUrl)
	fileName := utils.RandomString(7) + ext
	f, createFileErr := os.Create(fileName)
	defer f.Close()
	if createFileErr != nil {
		return "", createFileErr
	}

	resp, downloadFileErr := http.Get(fileUrl)
	defer resp.Body.Close()
	if downloadFileErr != nil {
		return "", downloadFileErr
	}
	_, writeFileErr := io.Copy(f, resp.Body)
	if writeFileErr != nil {
		return "", writeFileErr
	}
	p, _ := filepath.Abs(f.Name())
	return p, nil
}
func (self *PiAssistant) getCommandFile(fileUrl string) (string, error) {
	ext := filepath.Ext(fileUrl)
	fileName := utils.RandomString(7) + ext
	return utils.DownloadHttpFile(fileUrl, fileName)
}