static const framepos_t max_framepos = INT64_MAX;
static const framecnt_t max_framecnt = INT64_MAX;
+ // a set of (time) intervals: first of pair is the offset within the region, second is the length of the interval
+ typedef std::list<std::pair<frameoffset_t,framecnt_t> > AudioIntervalResult;
+
struct IOChange {
enum Type {