Returns the bitrate of the first frame, in kbps.
Note that different frames of the file may vary bitrate, so this is only an approximation of the whole file.
See Implementation
Added November 21, 2022 (dub v10.10)
Returns the bitrate of the first frame, in kbps.
Note that different frames of the file may vary bitrate, so this is only an approximation of the whole file.