中文说明：
文件中主要利用matlab为ADPCM编码提供了一种编码算法，程序中以二进制数值为例，提供了ADPCM编码的编码和解码。
English Description：
In the file, Matlab is mainly used to provide an encoding algorithm for ADPCM encoding. In the program, binary values are taken as an example to provide the encoding and decoding of ADPCM encoding