Replayer, by default, applies short fade operations at playback start and pause. You can change the default fading duration in the application settings, including no fading, for both operations.
Fade-in can be omitted on a per-cue basis.
Image: Omitting fade-in for a cue
If omitted, fade-in is not applied when
A seeking operation clears a possibly set fading omission. Note: any defined pre-roll is still applied regardless of a fade-in omission.