The VideoLAN Forums

As far as I know, there are three types of sync mode in ffmpeg: audio master,video master and external clock.

The sync mode is controlled by a variable.

How does VLC deal with the sync of video and audio? Is it the same as ffmpeg?

It uses the OS clock.

It uses the OS clock.

is there a variable to control the sync mode?
can we choose other sync modes?how can i try that?

can u show me some related codes?

src/input/clock.c and src/win32/thread.c

src/input/clock.c and src/win32/thread.c

thank u very much!