Paul Davis
997e4b1f9c
git-svn-id: svn://localhost/ardour2/branches/3.0@3152 d708f5d6-7413-0410-9779-e7cbd77b26cf
302 lines
7.1 KiB
C++
302 lines
7.1 KiB
C++
#include <gtkmm/stock.h>
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#include <gtkmm2ext/utils.h>
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#include <pbd/memento_command.h>
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#include <ardour/transient_detector.h>
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#include <ardour/audiosource.h>
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#include <ardour/audioregion.h>
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#include <ardour/playlist.h>
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#include <ardour/region_factory.h>
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#include <ardour/session.h>
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#include "rhythm_ferret.h"
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#include "audio_region_view.h"
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#include "public_editor.h"
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#include "utils.h"
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#include "i18n.h"
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using namespace std;
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using namespace Gtk;
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using namespace Gdk;
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using namespace PBD;
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using namespace ARDOUR;
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/* order of these must match the AnalysisMode enums
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in rhythm_ferret.h
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*/
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static const gchar * _analysis_mode_strings[] = {
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N_("Percussive Onset"),
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N_("Note Onset"),
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0
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};
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RhythmFerret::RhythmFerret (PublicEditor& e)
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: ArdourDialog (_("Rhythm Ferret"))
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, editor (e)
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, operation_frame (_("Operation"))
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, selection_frame (_("Selection"))
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, ferret_frame (_("Analysis"))
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, logo (0)
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, region_split_button (operation_button_group, _("Split Region"))
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, tempo_button (operation_button_group, _("Set Tempo Map"))
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, region_conform_button (operation_button_group, _("Conform Region"))
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, analysis_mode_label (_("Mode"))
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, detection_threshold_adjustment (3, 0, 20, 1, 4)
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, detection_threshold_scale (detection_threshold_adjustment)
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, detection_threshold_label (_("Threshold"))
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, sensitivity_adjustment (40, 0, 100, 1, 10)
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, sensitivity_scale (sensitivity_adjustment)
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, sensitivity_label (_("Sensitivity"))
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, analyze_button (_("Analyze"))
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, trigger_gap_adjustment (3, 0, 100, 1, 10)
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, trigger_gap_spinner (trigger_gap_adjustment)
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, trigger_gap_label (_("Trigger gap (msecs)"))
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, action_button (Stock::APPLY)
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{
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upper_hpacker.set_spacing (6);
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upper_hpacker.pack_start (ferret_frame, true, true);
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upper_hpacker.pack_start (selection_frame, true, true);
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upper_hpacker.pack_start (operation_frame, true, true);
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op_packer.pack_start (region_split_button, false, false);
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op_packer.pack_start (tempo_button, false, false);
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op_packer.pack_start (region_conform_button, false, false);
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operation_frame.add (op_packer);
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HBox* box;
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ferret_packer.set_spacing (6);
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ferret_packer.set_border_width (6);
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vector<string> strings;
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analysis_mode_strings = I18N (_analysis_mode_strings);
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Gtkmm2ext::set_popdown_strings (analysis_mode_selector, analysis_mode_strings);
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analysis_mode_selector.set_active_text (analysis_mode_strings.front());
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box = manage (new HBox);
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box->set_spacing (6);
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box->pack_start (analysis_mode_label, false, false);
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box->pack_start (analysis_mode_selector, true, true);
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ferret_packer.pack_start (*box, false, false);
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box = manage (new HBox);
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box->set_spacing (6);
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box->pack_start (detection_threshold_label, false, false);
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box->pack_start (detection_threshold_scale, true, true);
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ferret_packer.pack_start (*box, false, false);
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box = manage (new HBox);
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box->set_spacing (6);
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box->pack_start (sensitivity_label, false, false);
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box->pack_start (sensitivity_scale, true, true);
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ferret_packer.pack_start (*box, false, false);
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box = manage (new HBox);
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box->set_spacing (6);
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box->pack_start (trigger_gap_label, false, false);
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box->pack_start (trigger_gap_spinner, false, false);
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ferret_packer.pack_start (*box, false, false);
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ferret_packer.pack_start (analyze_button, false, false);
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analyze_button.signal_clicked().connect (mem_fun (*this, &RhythmFerret::run_analysis));
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ferret_frame.add (ferret_packer);
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logo = manage (new Gtk::Image (::get_icon (X_("ferret_02"))));
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if (logo) {
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lower_hpacker.pack_start (*logo, false, false);
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}
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lower_hpacker.pack_start (operation_clarification_label, true, true);
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lower_hpacker.pack_start (action_button, false, false);
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lower_hpacker.set_border_width (6);
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lower_hpacker.set_spacing (6);
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action_button.signal_clicked().connect (mem_fun (*this, &RhythmFerret::do_action));
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get_vbox()->set_border_width (6);
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get_vbox()->set_spacing (6);
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get_vbox()->pack_start (upper_hpacker, true, true);
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get_vbox()->pack_start (lower_hpacker, false, false);
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show_all ();
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}
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RhythmFerret::~RhythmFerret()
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{
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if (logo) {
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delete logo;
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}
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}
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RhythmFerret::AnalysisMode
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RhythmFerret::get_analysis_mode () const
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{
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string str = analysis_mode_selector.get_active_text ();
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if (str == _(_analysis_mode_strings[(int) NoteOnset])) {
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return NoteOnset;
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}
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return PercussionOnset;
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}
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RhythmFerret::Action
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RhythmFerret::get_action () const
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{
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if (tempo_button.get_active()) {
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return DefineTempoMap;
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} else if (region_conform_button.get_active()) {
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return ConformRegion;
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}
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return SplitRegion;
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}
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void
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RhythmFerret::run_analysis ()
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{
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if (!session) {
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return;
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}
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RegionSelection& regions (editor.get_selection().regions);
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current_results.clear ();
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if (regions.empty()) {
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return;
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}
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for (RegionSelection::iterator i = regions.begin(); i != regions.end(); ++i) {
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boost::shared_ptr<Readable> rd = boost::static_pointer_cast<AudioRegion> ((*i)->region());
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switch (get_analysis_mode()) {
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case PercussionOnset:
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run_percussion_onset_analysis (rd, (*i)->region()->position(), current_results);
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break;
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default:
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break;
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}
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}
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for (RegionSelection::iterator i = regions.begin(); i != regions.end(); ++i) {
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(*i)->get_time_axis_view().show_feature_lines (current_results);
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}
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}
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int
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RhythmFerret::run_percussion_onset_analysis (boost::shared_ptr<Readable> readable, nframes64_t offset, AnalysisFeatureList& results)
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{
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TransientDetector t (session->frame_rate());
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for (uint32_t i = 0; i < readable->n_channels(); ++i) {
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AnalysisFeatureList these_results;
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t.reset ();
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t.set_threshold (detection_threshold_adjustment.get_value());
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t.set_sensitivity (sensitivity_adjustment.get_value());
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if (t.run ("", readable.get(), i, these_results)) {
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continue;
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}
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/* translate all transients to give absolute position */
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for (AnalysisFeatureList::iterator x = these_results.begin(); x != these_results.end(); ++x) {
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(*x) += offset;
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}
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/* merge */
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results.insert (results.end(), these_results.begin(), these_results.end());
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these_results.clear ();
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}
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if (!results.empty()) {
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TransientDetector::cleanup_transients (results, session->frame_rate(), trigger_gap_adjustment.get_value());
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}
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return 0;
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}
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void
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RhythmFerret::do_action ()
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{
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if (!session || current_results.empty()) {
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return;
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}
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switch (get_action()) {
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case SplitRegion:
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do_split_action ();
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break;
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default:
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break;
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}
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}
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void
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RhythmFerret::do_split_action ()
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{
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/* this can/will change the current selection, so work with a copy */
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RegionSelection& regions (editor.get_selection().regions);
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if (regions.empty()) {
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return;
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}
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session->begin_reversible_command (_("split regions (rhythm ferret)"));
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for (RegionSelection::iterator i = regions.begin(); i != regions.end(); ) {
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RegionSelection::iterator tmp;
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tmp = i;
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++tmp;
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(*i)->get_time_axis_view().hide_feature_lines ();
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editor.split_region_at_points ((*i)->region(), current_results, false);
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/* i is invalid at this point */
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i = tmp;
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}
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}
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void
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RhythmFerret::set_session (Session* s)
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{
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ArdourDialog::set_session (s);
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current_results.clear ();
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}
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static void hide_time_axis_features (TimeAxisView& tav)
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{
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tav.hide_feature_lines ();
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}
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void
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RhythmFerret::on_hide ()
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{
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editor.foreach_time_axis_view (sigc::ptr_fun (hide_time_axis_features));
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ArdourDialog::on_hide ();
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}
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