Number of seconds before the end of sample playback that the player should begin a realtime fadeout.
The fadeout end coincides with playback end.
(Source: Peter L. Jones SFZ page)
<region> sample=4_seconds_c3.wav loop_mode=no_loop sample_fadeout=2.5
The curve used for fading out is linear. This opcode is supported in RGC sfz and Cakewalk products, where at least in DropZone uses sample units instead seconds.
Category: Sound Source, Sample Playback