# MediaTrack

Start from base library version 2.9.0. Please remaining backward compatible.

Can be passed MediaContainer.extractDataSource Return.

MediaTrack Audio or video tracks, which can be manipulated

# attribute

# string kind

Track type, read-only

kind Legal value

value Introductions Minimum version
audio Audio track
video Video track

# number duration

Track length, read-only

# number volume

Volume, Audio Track Valid, Writable