java两个音频进入巩固期 玩的同时类似的伴奏

	/**
	 *
	 * @param partsPaths 阵列要合成音频路径
	 * @param unitedFilePath 输入合并结果数组
	 */
	public void uniteWavFile(String[] partsPaths, String unitedFilePath) {
 
			byte byte1[] = getByte(partsPaths[0]);
			byte byte2[] = getByte(partsPaths[1]);
 
			byte[] out = new byte[byte1.length];
			for (int i = 0; i < byte1.length; i++)
				out[i] = (byte) ((byte1[i] + byte2[i]) >> 1);
 
			try {
				FileOutputStream fos = new FileOutputStream(new File(unitedFilePath));
				fos.write(out);
				fos.close();
			} catch (Exception e) {
				e.printStackTrace();
			}
	}
 
	private byte[] getByte(String path){
		File f = new File(path);
		InputStream in;
		byte bytes[] = null;
		try {
			in = new FileInputStream(f);
			bytes = new byte[(int) f.length()];
			in.read(bytes);
			in.close();
		} catch (Exception e) {
			e.printStackTrace();
		}
 
		return bytes;
	}
	

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