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MIDI region stretching.

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git-svn-id: svn://localhost/ardour2/trunk@2927 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
David Robillard 2008-01-17 00:37:46 +00:00
parent ac1a255706
commit 48ed9dc2c4
6 changed files with 40 additions and 94 deletions
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30
gtk2_ardour/editor_timefx.cc
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@ -42,6 +42,7 @@
#include <ardour/audioregion.h>
#include <ardour/audio_diskstream.h>
#include <ardour/stretch.h>
#include <ardour/midi_stretch.h>
#include <ardour/pitch.h>
#ifdef USE_RUBBERBAND
@ -183,7 +184,34 @@ Editor::TimeFXDialog::delete_in_progress (GdkEventAny* ev)
int
Editor::time_stretch (RegionSelection& regions, float fraction)
{
return time_fx (regions, fraction, false);
// FIXME: kludge, implement stretching of selection of both types
if (regions.front()->region()->data_type() == DataType::AUDIO) {
// Audio, pop up timefx dialog
return time_fx (regions, fraction, false);
} else {
// MIDI, just stretch
RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*> (&regions.front()->get_time_axis_view());
if (!rtv)
return -1;
boost::shared_ptr<Playlist> playlist
= rtv->track()->diskstream()->playlist();
ARDOUR::TimeFXRequest request;
request.time_fraction = fraction;
MidiStretch stretch(*session, request);
begin_reversible_command ("midi stretch");
stretch.run(regions.front()->region());
XMLNode &before = playlist->get_state();
playlist->replace_region (regions.front()->region(), stretch.results[0],
regions.front()->region()->position());
XMLNode &after = playlist->get_state();
session->add_command (new MementoCommand<Playlist>(*playlist, &before, &after));
commit_reversible_command ();
}
return 0;
}
int