Forum Post: how to sync video/audiopackets received from rtsp stream？

 Hello 

we use DM8168 with RDK 4.0 to develop a ipcamera with live555 。

 However,we encountered a AVSync problem.We get video and audio stream from ipcamera and ,decode them and play, the vieo and audio is NOT sync.

the video is 720P60 h.264,audio is pcmu at 8K samplingrate.

how can i sync video and audio stream when i playback of them?

thanks !