public static boolean changeAmr2Mp3(final String ffmpegPath, final String amrFilePath, final String mp3FilePath) {        if (!Mp3TranslateUtils.checkfile(amrFilePath)) {            Mp3TranslateUtils.LOGGER.error(amrFilePath + " is not file");            return false;        }        final List<String> command = new ArrayList<String>();        command.add(ffmpegPath);        command.add("-i");        command.add(amrFilePath);        command.add("-f");        command.add("mp3");        command.add("-acodec");        command.add("libmp3lame");        command.add("-y");        command.add(mp3FilePath);        try {            final ProcessBuilder builder = new ProcessBuilder();            builder.redirectErrorStream(true);            builder.command(commend);            final Process process = builder.start();            try {                process.waitFor();            } catch (final InterruptedException e) {                e.printStackTrace();                Thread.currentThread().interrupt();            }            process.getErrorStream().close();            return true;        } catch (final Exception e) {            e.printStackTrace();            return false;        }    }