本软件可将符合MPEG2TS流格式文件中的视频(如MPEG2/4/H264)和音频(如AC3/AAC)数据根据其对应的PID值提取分别出来,即TS2ES-This software could be in line with the MPEG2TS streaming video format (such as MPEG2/4/H264) and audio (such as AC3/AAC) data in accordance with its corresponding PID value

PS数据的解复用过程，提取ES码流进行解码，详细展现了ps的解码过程，值得学习-PS data demultiplexing process to extract ES stream is decoded, the decoding process in detail to show ps, it is worth learning

提取mp4文件的音频数据，然后将它转换成可以直接通过喇叭输出的pcm数据(Extract the audio data from the MP4 file and convert it to PCM data that can be output directly through the speakers)