Switch of audio and video

A non-transitory computer-readable storage medium storing one or more programs comprising instructions that, when executed by one or more processors of a computing device, cause the computing device to perform operations comprising:

• sending, upon receipt of an audio-only playing instruction in a process of synchronously playing audio and video of streaming media content using Dynamic Adaptive Streaming over HTTP (DASH), a request of obtaining audio data files of the streaming media content to a server, wherein video data files formed according to video content of the streaming media content and the audio data files formed according to audio content of the streaming media content are stored in the server;
• receiving the audio data files of the streaming media content from the server, and parsing out the audio content according to the audio data files;
• performing audio-only playing for the streaming media content according to the audio content.