void delete_edl();
void new_edl();
- PlaybackEngine *engine;
int command;
int change_type;
// playback range
int infinite;
// Position used when starting playback
double playbackstart;
-// start at this=0/next=1 frame
- int displacement;
+// playback offset for always show next frame pref
+ double displacement;
// Send output to device
int realtime;
+// command must execute
+ int locked;
// Use persistant starting point
int resume;
// reverse audio duty