Sets the duration of the currently playing media.
Subclass can use this when it is able to determine duration and/or notices a change in the media duration. Alternatively, if
interval
is non-zero (default), then stream duration is determined based on estimated bitrate, and updated every interval
frames.
this | |
fmt |
Format. |
duration |
duration value. |
interval |
how often to update the duration estimate based on bitrate, or 0. |