allow dynamic process thread count resets

[ardour.git] / libs / ardour / region_factory.cc

diff --git a/libs/ardour/region_factory.cc b/libs/ardour/region_factory.cc
index 1098cb21433227d7e130b47726bb1e1fa45bcc4b..96a88a6e090fb6d2543c6b315fd2b5d68be117a0 100644 (file)
--- a/libs/ardour/region_factory.cc
+++ b/libs/ardour/region_factory.cc
@@ -53,15 +53,11 @@ RegionFactory::create (boost::shared_ptr<const Region> region, bool announce)
 
        if ((ar = boost::dynamic_pointer_cast<const AudioRegion>(region)) != 0) {
 
-               AudioRegion* arn = new AudioRegion (ar, 0);
-               boost::shared_ptr<AudioRegion> arp (arn);
-               ret = boost::static_pointer_cast<Region> (arp);
+               ret = boost::shared_ptr<Region> (new AudioRegion (ar, 0));
 
        } else if ((mr = boost::dynamic_pointer_cast<const MidiRegion>(region)) != 0) {
 
-               MidiRegion* mrn = new MidiRegion (mr, 0);
-               boost::shared_ptr<MidiRegion> mrp (mrn);
-               ret = boost::static_pointer_cast<Region> (mrp);
+               ret = boost::shared_ptr<Region> (new MidiRegion (mr, 0));
 
        } else {
                fatal << _("programming error: RegionFactory::create() called with unknown Region type")
@@ -74,7 +70,6 @@ RegionFactory::create (boost::shared_ptr<const Region> region, bool announce)
                map_add (ret);
 
                /* pure copy constructor - no property list */
-               /* pure copy constructor - no CheckNewRegion emitted */
                if (announce) {
                        CheckNewRegion (ret);
                }
@@ -93,15 +88,11 @@ RegionFactory::create (boost::shared_ptr<Region> region, const PropertyList& pli
 
        if ((other_a = boost::dynamic_pointer_cast<AudioRegion>(region)) != 0) {
 
-               AudioRegion* ar = new AudioRegion (other_a);
-               boost::shared_ptr<AudioRegion> arp (ar);
-               ret = boost::static_pointer_cast<Region> (arp);
+               ret = boost::shared_ptr<Region> (new AudioRegion (other_a));
 
        } else if ((other_m = boost::dynamic_pointer_cast<MidiRegion>(region)) != 0) {
 
-               MidiRegion* mr = new MidiRegion (other_m);
-               boost::shared_ptr<MidiRegion> mrp (mr);
-               ret = boost::static_pointer_cast<Region> (mrp);
+               ret = boost::shared_ptr<Region> (new MidiRegion (other_m));
 
        } else {
                fatal << _("programming error: RegionFactory::create() called with unknown Region type")
@@ -132,15 +123,11 @@ RegionFactory::create (boost::shared_ptr<Region> region, frameoffset_t offset, c
 
        if ((other_a = boost::dynamic_pointer_cast<AudioRegion>(region)) != 0) {
 
-               AudioRegion* ar = new AudioRegion (other_a, offset);
-               boost::shared_ptr<AudioRegion> arp (ar);
-               ret = boost::static_pointer_cast<Region> (arp);
-
+               ret = boost::shared_ptr<Region> (new AudioRegion (other_a, offset));
+               
        } else if ((other_m = boost::dynamic_pointer_cast<MidiRegion>(region)) != 0) {
 
-               MidiRegion* mr = new MidiRegion (other_m, offset);
-               boost::shared_ptr<MidiRegion> mrp (mr);
-               ret = boost::static_pointer_cast<Region> (mrp);
+               ret = boost::shared_ptr<Region> (new MidiRegion (other_m, offset));
 
        } else {
                fatal << _("programming error: RegionFactory::create() called with unknown Region type")
@@ -176,9 +163,7 @@ RegionFactory::create (boost::shared_ptr<Region> region, const SourceList& srcs,
 
                // XXX use me in caller where plist is setup, this is start i think srcs.front()->length (srcs.front()->timeline_position())
                
-               AudioRegion* ar = new AudioRegion (other, srcs);
-               boost::shared_ptr<AudioRegion> arp (ar);
-               ret = boost::static_pointer_cast<Region> (arp);
+               ret = boost::shared_ptr<Region> (new AudioRegion (other, srcs));
 
        } else {
                fatal << _("programming error: RegionFactory::create() called with unknown Region type")
@@ -216,15 +201,11 @@ RegionFactory::create (const SourceList& srcs, const PropertyList& plist, bool a
 
        if ((as = boost::dynamic_pointer_cast<AudioSource>(srcs[0])) != 0) {
 
-               AudioRegion* ar = new AudioRegion (srcs);
-               boost::shared_ptr<AudioRegion> arp (ar);
-               ret = boost::static_pointer_cast<Region> (arp);
+               ret = boost::shared_ptr<Region> (new AudioRegion (srcs));
 
        } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(srcs[0])) != 0) {
 
-               MidiRegion* mr = new MidiRegion (srcs);
-               boost::shared_ptr<MidiRegion> mrp (mr);
-               ret = boost::static_pointer_cast<Region> (mrp);
+               ret = boost::shared_ptr<Region> (new MidiRegion (srcs));
 
        }
 
@@ -258,20 +239,15 @@ RegionFactory::create (SourceList& srcs, const XMLNode& node)
 
        if (srcs[0]->type() == DataType::AUDIO) {
 
-               AudioRegion* ar = new AudioRegion (srcs);
-               boost::shared_ptr<AudioRegion> arp (ar);
-               ret = boost::static_pointer_cast<Region> (arp);
+               ret = boost::shared_ptr<Region> (new AudioRegion (srcs));
 
        } else if (srcs[0]->type() == DataType::MIDI) {
                
-               MidiRegion* mr = new MidiRegion (srcs);
-               boost::shared_ptr<MidiRegion> mrp (mr);
-               ret = boost::static_pointer_cast<Region> (mrp);
+               ret = boost::shared_ptr<Region> (new MidiRegion (srcs));
 
        }
 
        if (ret) {
-
                if (ret->set_state (node, Stateful::loading_state_version)) {
                        ret.reset ();
                } else {