FFmpeg 0.11.5
Since* 0.11
#

Synchronize audio data with timestamps by squeezing/stretching it and/or dropping samples/adding silence when needed.

The filter accepts the following named parameters:

compensate

Enable stretching/squeezing the data to make it match the timestamps.

min_delta

Minimum difference between timestamps and audio data (in seconds) to trigger adding/dropping samples.

max_comp

Maximum compensation in samples per second.