367 lines
8.7 KiB
C++
367 lines
8.7 KiB
C++
/*
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Copyright (C) 2005 Paul Davis
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Written by Taybin Rutkin
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <map>
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#include <cerrno>
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#include <pbd/basename.h>
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#include <gtkmm/box.h>
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#include <gtkmm/stock.h>
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#include <ardour/audio_library.h>
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#include <ardour/audioregion.h>
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#include <ardour/externalsource.h>
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#include "gui_thread.h"
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#include "prompter.h"
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#include "sfdb_ui.h"
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#include "i18n.h"
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using namespace ARDOUR;
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std::string length2string (const int32_t frames, const float sample_rate);
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SoundFileBox::SoundFileBox ()
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:
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_session(0),
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current_pid(0),
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fields(Gtk::ListStore::create(label_columns)),
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main_box (false, 3),
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top_box (true, 4),
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bottom_box (true, 4),
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play_btn(_("Play")),
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stop_btn(_("Stop")),
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add_field_btn(_("Add Field...")),
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remove_field_btn(_("Remove Field"))
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{
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set_name (X_("SoundFileBox"));
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border_frame.set_label (_("Soundfile Info"));
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border_frame.add (main_box);
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pack_start (border_frame);
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set_border_width (4);
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main_box.set_border_width (4);
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main_box.pack_start(length, false, false);
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main_box.pack_start(format, false, false);
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main_box.pack_start(channels, false, false);
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main_box.pack_start(samplerate, false, false);
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main_box.pack_start(field_view, true, true);
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main_box.pack_start(top_box, false, false);
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main_box.pack_start(bottom_box, false, false);
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field_view.set_model (fields);
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field_view.set_size_request(200, 150);
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field_view.append_column (_("Field"), label_columns.field);
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field_view.append_column_editable (_("Value"), label_columns.data);
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top_box.set_homogeneous(true);
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top_box.pack_start(add_field_btn);
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top_box.pack_start(remove_field_btn);
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remove_field_btn.set_sensitive(false);
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bottom_box.set_homogeneous(true);
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bottom_box.pack_start(play_btn);
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bottom_box.pack_start(stop_btn);
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play_btn.signal_clicked().connect (mem_fun (*this, &SoundFileBox::play_btn_clicked));
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stop_btn.signal_clicked().connect (mem_fun (*this, &SoundFileBox::stop_btn_clicked));
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add_field_btn.signal_clicked().connect
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(mem_fun (*this, &SoundFileBox::add_field_clicked));
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remove_field_btn.signal_clicked().connect
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(mem_fun (*this, &SoundFileBox::remove_field_clicked));
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field_view.get_selection()->signal_changed().connect (mem_fun (*this, &SoundFileBox::field_selected));
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Library->fields_changed.connect (mem_fun (*this, &SoundFileBox::setup_fields));
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show_all();
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stop_btn.hide();
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}
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void
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SoundFileBox::set_session(Session* s)
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{
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_session = s;
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if (!_session) {
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play_btn.set_sensitive(false);
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} else {
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_session->AuditionActive.connect(mem_fun (*this, &SoundFileBox::audition_status_changed));
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}
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}
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bool
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SoundFileBox::setup_labels (string filename)
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{
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path = filename;
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string error_msg;
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if(!ExternalSource::get_soundfile_info (filename, sf_info, error_msg)) {
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return false;
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}
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length.set_alignment (0.0f, 0.0f);
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length.set_text (string_compose("Length: %1", length2string(sf_info.length, sf_info.samplerate)));
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format.set_alignment (0.0f, 0.0f);
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format.set_text (sf_info.format_name);
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channels.set_alignment (0.0f, 0.0f);
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channels.set_text (string_compose("Channels: %1", sf_info.channels));
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samplerate.set_alignment (0.0f, 0.0f);
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samplerate.set_text (string_compose("Samplerate: %1", sf_info.samplerate));
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setup_fields ();
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return true;
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}
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void
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SoundFileBox::setup_fields ()
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{
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ENSURE_GUI_THREAD(mem_fun (*this, &SoundFileBox::setup_fields));
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fields->clear ();
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vector<string> field_list;
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Library->get_fields(field_list);
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vector<string>::iterator i;
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Gtk::TreeModel::iterator iter;
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Gtk::TreeModel::Row row;
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for (i = field_list.begin(); i != field_list.end(); ++i) {
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if (!(*i == _("channels") || *i == _("samplerate") ||
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*i == _("resolution") || *i == _("format"))) {
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iter = fields->append();
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row = *iter;
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string value = Library->get_field(path, *i);
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row[label_columns.field] = *i;
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row[label_columns.data] = value;
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}
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}
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}
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void
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SoundFileBox::play_btn_clicked ()
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{
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if (!_session) {
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return;
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}
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_session->cancel_audition();
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if (access(path.c_str(), R_OK)) {
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warning << string_compose(_("Could not read file: %1 (%2)."), path, strerror(errno)) << endmsg;
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return;
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}
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static std::map<string, AudioRegion*> region_cache;
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if (region_cache.find (path) == region_cache.end()) {
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AudioRegion::SourceList srclist;
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ExternalSource* sfs;
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for (int n = 0; n < sf_info.channels; ++n) {
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try {
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sfs = ExternalSource::create (path+":"+string_compose("%1", n), false);
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srclist.push_back(sfs);
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} catch (failed_constructor& err) {
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error << _("Could not access soundfile: ") << path << endmsg;
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return;
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}
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}
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if (srclist.empty()) {
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return;
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}
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string result;
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_session->region_name (result, PBD::basename(srclist[0]->name()), false);
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AudioRegion* a_region = new AudioRegion(srclist, 0, srclist[0]->length(), result, 0, Region::DefaultFlags, false);
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region_cache[path] = a_region;
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}
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play_btn.hide();
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stop_btn.show();
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_session->audition_region(*region_cache[path]);
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}
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void
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SoundFileBox::stop_btn_clicked ()
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{
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if (_session) {
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_session->cancel_audition();
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play_btn.show();
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stop_btn.hide();
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}
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}
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void
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SoundFileBox::add_field_clicked ()
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{
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ArdourPrompter prompter (true);
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string name;
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prompter.set_prompt (_("Name for field"));
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switch (prompter.run ()) {
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case Gtk::RESPONSE_ACCEPT:
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prompter.get_result (name);
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if (name.length()) {
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Library->add_field (name);
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Library->save_changes ();
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}
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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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SoundFileBox::remove_field_clicked ()
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{
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field_view.get_selection()->selected_foreach_iter(mem_fun(*this, &SoundFileBox::delete_row));
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Library->save_changes ();
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}
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void
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SoundFileBox::delete_row (const Gtk::TreeModel::iterator& iter)
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{
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Gtk::TreeModel::Row row = *iter;
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Library->remove_field(row[label_columns.field]);
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}
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void
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SoundFileBox::audition_status_changed (bool active)
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{
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ENSURE_GUI_THREAD(bind (mem_fun (*this, &SoundFileBox::audition_status_changed), active));
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if (!active) {
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stop_btn_clicked ();
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}
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}
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void
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SoundFileBox::field_selected ()
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{
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if (field_view.get_selection()->count_selected_rows()) {
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remove_field_btn.set_sensitive(true);
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} else {
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remove_field_btn.set_sensitive(false);
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}
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}
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SoundFileBrowser::SoundFileBrowser (std::string title)
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:
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ArdourDialog(title),
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chooser(Gtk::FILE_CHOOSER_ACTION_OPEN)
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{
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get_vbox()->pack_start(chooser);
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chooser.set_preview_widget(preview);
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chooser.signal_update_preview().connect(mem_fun(*this, &SoundFileBrowser::update_preview));
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}
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void
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SoundFileBrowser::set_session (Session* s)
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{
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preview.set_session(s);
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}
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void
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SoundFileBrowser::update_preview ()
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{
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chooser.set_preview_widget_active(preview.setup_labels(chooser.get_filename()));
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}
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SoundFileChooser::SoundFileChooser (std::string title)
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:
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SoundFileBrowser(title)
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{
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add_button (Gtk::Stock::OPEN, Gtk::RESPONSE_OK);
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add_button (Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
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show_all ();
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}
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SoundFileOmega::SoundFileOmega (std::string title)
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:
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SoundFileBrowser(title),
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embed_btn (_("Embed")),
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import_btn (_("Import")),
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split_check (_("Split Channels"))
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{
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get_action_area()->pack_start(embed_btn);
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get_action_area()->pack_start(import_btn);
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add_button (Gtk::Stock::CLOSE, Gtk::RESPONSE_CLOSE);
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chooser.set_extra_widget(split_check);
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embed_btn.signal_clicked().connect (mem_fun (*this, &SoundFileOmega::embed_clicked));
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import_btn.signal_clicked().connect (mem_fun (*this, &SoundFileOmega::import_clicked));
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show_all ();
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}
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void
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SoundFileOmega::embed_clicked ()
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{
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Embedded (chooser.get_filenames(), split_check.get_active());
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}
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void
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SoundFileOmega::import_clicked ()
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{
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Imported (chooser.get_filenames(), split_check.get_active());
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}
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std::string
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length2string (const int32_t frames, const float sample_rate)
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{
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int secs = (int) (frames / sample_rate);
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int hrs = secs / 3600;
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secs -= (hrs * 3600);
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int mins = secs / 60;
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secs -= (mins * 60);
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int total_secs = (hrs * 3600) + (mins * 60) + secs;
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int frames_remaining = frames - (total_secs * sample_rate);
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float fractional_secs = (float) frames_remaining / sample_rate;
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char duration_str[32];
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sprintf (duration_str, "%02d:%02d:%05.2f", hrs, mins, (float) secs + fractional_secs);
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return duration_str;
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}
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