Backport of "audiobuffersplit: Fix drift that was introduced by wrong calculations in gapless mode" into 1.20
requested to merge tpm/gstreamer:backport-mr-2780-into-1.20-audiobuffersplit-gapless-drift into 1.20
Backport of !2780 (merged) "audiobuffersplit: Fix drift that was introduced by wrong calculations in gapless mode".
Commits: