1# Multimedia Subsystem Changelog 2 3## cl.multimedia.1 Deleted content from getAudioEffectInfoArray 4 5The input parameter **content** is deleted from **getAudioEffectInfoArray**. 6 7**Change Impact** 8 9Third-party applications that use the involved JavaScript APIs may have compatibility issues. 10 11**Key API/Component Changes** 12 13Before change: 14 15 ```js 16getAudioEffectInfoArray(content: ContentType, usage: StreamUsage, callback: AsyncCallback<AudioEffectInfoArray>): void; 17getAudioEffectInfoArray(content: ContentType, usage: StreamUsage): Promise<AudioEffectInfoArray>; 18 ``` 19 20After change: 21 22 ```js 23getAudioEffectInfoArray(usage: StreamUsage, callback: AsyncCallback<AudioEffectInfoArray>): void; 24getAudioEffectInfoArray(usage: StreamUsage): Promise<AudioEffectInfoArray>; 25 ``` 26 27**Adaptation Guide** 28 29When calling this API, pass in only the input parameter **usage**. If **getAudioEffectInfoArray** is used in your application code, delete the **content** parameter. 30