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livetrax/gtk2_ardour/sfdb_ui.cc

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/*
Copyright (C) 2005-2006 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <map>
#include <cerrno>
#include <sstream>
#include <gtkmm/box.h>
#include <gtkmm/stock.h>
#include <pbd/convert.h>
#include <pbd/whitespace.h>
#include <gtkmm2ext/utils.h>
#include <ardour/audio_library.h>
#include <ardour/audioregion.h>
#include <ardour/audiofilesource.h>
#include <ardour/region_factory.h>
#include <ardour/source_factory.h>
#include "ardour_ui.h"
#include "editing.h"
#include "gui_thread.h"
#include "prompter.h"
#include "sfdb_ui.h"
#include "utils.h"
#include "i18n.h"
using namespace ARDOUR;
using namespace PBD;
using namespace std;
SoundFileBox::SoundFileBox ()
:
_session(0),
current_pid(0),
main_box (false, 3),
top_box (true, 4),
bottom_box (true, 4),
play_btn(_("Play")),
stop_btn(_("Stop")),
apply_btn(_("Apply"))
{
set_name (X_("SoundFileBox"));
border_frame.set_label (_("Soundfile Info"));
border_frame.add (main_box);
pack_start (border_frame);
set_border_width (4);
main_box.set_border_width (4);
main_box.pack_start(length, false, false);
main_box.pack_start(format, false, false);
main_box.pack_start(channels, false, false);
main_box.pack_start(samplerate, false, false);
main_box.pack_start(timecode, false, false);
main_box.pack_start(tags_entry, true, true);
main_box.pack_start(top_box, false, false);
main_box.pack_start(bottom_box, false, false);
top_box.set_homogeneous(true);
top_box.pack_start(apply_btn);
bottom_box.set_homogeneous(true);
bottom_box.pack_start(play_btn);
bottom_box.pack_start(stop_btn);
// tags_entry.signal_focus_out_event().connect (mem_fun (*this, &SoundFileBox::tags_entry_left));
play_btn.signal_clicked().connect (mem_fun (*this, &SoundFileBox::play_btn_clicked));
stop_btn.signal_clicked().connect (mem_fun (*this, &SoundFileBox::stop_btn_clicked));
apply_btn.signal_clicked().connect (mem_fun (*this, &SoundFileBox::apply_btn_clicked));
show_all();
stop_btn.hide();
}
void
SoundFileBox::set_session(Session* s)
{
_session = s;
if (!_session) {
play_btn.set_sensitive(false);
} else {
_session->AuditionActive.connect(mem_fun (*this, &SoundFileBox::audition_status_changed));
}
}
bool
SoundFileBox::setup_labels (string filename)
{
path = filename;
string error_msg;
if(!AudioFileSource::get_soundfile_info (filename, sf_info, error_msg)) {
return false;
}
length.set_alignment (0.0f, 0.0f);
length.set_text (string_compose(_("Length: %1"), length2string(sf_info.length, sf_info.samplerate)));
format.set_alignment (0.0f, 0.0f);
format.set_text (sf_info.format_name);
channels.set_alignment (0.0f, 0.0f);
channels.set_text (string_compose(_("Channels: %1"), sf_info.channels));
samplerate.set_alignment (0.0f, 0.0f);
samplerate.set_text (string_compose(_("Samplerate: %1"), sf_info.samplerate));
timecode.set_alignment (0.0f, 0.0f);
timecode.set_text (string_compose (_("Timecode: %1"), length2string(sf_info.timecode, sf_info.samplerate)));
vector<string> tags = Library->get_tags (filename);
stringstream tag_string;
for (vector<string>::iterator i = tags.begin(); i != tags.end(); ++i) {
if (i != tags.begin()) {
tag_string << ", ";
}
tag_string << *i;
}
tags_entry.set_text (tag_string.str());
return true;
}
bool
SoundFileBox::tags_entry_left (GdkEventFocus* event)
{
apply_btn_clicked ();
return true;
}
void
SoundFileBox::play_btn_clicked ()
{
if (!_session) {
return;
}
_session->cancel_audition();
if (access(path.c_str(), R_OK)) {
warning << string_compose(_("Could not read file: %1 (%2)."), path, strerror(errno)) << endmsg;
return;
}
typedef std::map<string, boost::shared_ptr<AudioRegion> > RegionCache;
static RegionCache region_cache;
RegionCache::iterator the_region;
if ((the_region = region_cache.find (path)) == region_cache.end()) {
SourceList srclist;
boost::shared_ptr<AudioFileSource> afs;
for (int n = 0; n < sf_info.channels; ++n) {
try {
afs = boost::dynamic_pointer_cast<AudioFileSource> (SourceFactory::createReadable (*_session, path+":"+string_compose("%1", n), AudioFileSource::Flag (0)));
srclist.push_back(afs);
} catch (failed_constructor& err) {
error << _("Could not access soundfile: ") << path << endmsg;
return;
}
}
if (srclist.empty()) {
return;
}
string rname;
_session->region_name (rname, Glib::path_get_basename(srclist[0]->name()), false);
pair<string,boost::shared_ptr<AudioRegion> > newpair;
pair<RegionCache::iterator,bool> res;
newpair.first = path;
newpair.second = boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (srclist, 0, srclist[0]->length(), rname, 0, Region::DefaultFlags, false));
res = region_cache.insert (newpair);
the_region = res.first;
}
play_btn.hide();
stop_btn.show();
boost::shared_ptr<Region> r = boost::static_pointer_cast<Region> (the_region->second);
_session->audition_region(r);
}
void
SoundFileBox::stop_btn_clicked ()
{
if (_session) {
_session->cancel_audition();
play_btn.show();
stop_btn.hide();
}
}
void
SoundFileBox::apply_btn_clicked ()
{
string tag_string = tags_entry.get_text ();
vector<string> tags;
static const string DELIMITERS = ",";
// Skip delimiters at beginning.
string::size_type last_pos = tag_string.find_first_not_of(DELIMITERS, 0);
// Find first "non-delimiter".
string::size_type pos = tag_string.find_first_of(DELIMITERS, last_pos);
while (string::npos != pos || string::npos != last_pos) {
string x = tag_string.substr(last_pos, pos - last_pos);
strip_whitespace_edges (x);
if (x.length()) {
tags.push_back (x);
}
// Skip delimiters. Note the "not_of"
last_pos = tag_string.find_first_not_of(DELIMITERS, pos);
// Find next "non-delimiter"
pos = tag_string.find_first_of(DELIMITERS, last_pos);
}
Library->set_tags (path, tags);
Library->save_changes ();
}
void
SoundFileBox::audition_status_changed (bool active)
{
ENSURE_GUI_THREAD(bind (mem_fun (*this, &SoundFileBox::audition_status_changed), active));
if (!active) {
stop_btn_clicked ();
}
}
// this needs to be kept in sync with the ImportMode enum defined in editing.h and editing_syms.h.
static const char *import_mode_strings[] = {
N_("Add to Region list"),
N_("Add to selected Track(s)"),
N_("Add as new Track(s)"),
N_("Add as new Tape Track(s)"),
0
};
SoundFileBrowser::SoundFileBrowser (string title, ARDOUR::Session* s)
: ArdourDialog (title, false),
chooser (Gtk::FILE_CHOOSER_ACTION_OPEN)
{
set_default_size (700, 500);
get_vbox()->pack_start(chooser);
chooser.set_preview_widget(preview);
chooser.set_select_multiple (true);
chooser.signal_update_preview().connect(mem_fun(*this, &SoundFileBrowser::update_preview));
set_session (s);
}
void
SoundFileBrowser::set_session (Session* s)
{
preview.set_session(s);
}
void
SoundFileBrowser::update_preview ()
{
chooser.set_preview_widget_active(preview.setup_labels(chooser.get_filename()));
}
SoundFileChooser::SoundFileChooser (string title, ARDOUR::Session* s)
:
SoundFileBrowser(title, s)
{
add_button (Gtk::Stock::OPEN, Gtk::RESPONSE_OK);
add_button (Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
show_all ();
}
vector<string> SoundFileOmega::mode_strings;
SoundFileOmega::SoundFileOmega (string title, ARDOUR::Session* s)
: SoundFileBrowser (title, s),
split_check (_("Split Channels"))
{
if (mode_strings.empty()) {
mode_strings = I18N (import_mode_strings);
}
ARDOUR_UI::instance()->tooltips().set_tip(split_check,
_("Create a region for each channel"));
Gtk::Button* btn = add_button (_("Embed"), ResponseEmbed);
ARDOUR_UI::instance()->tooltips().set_tip(*btn,
_("Link to an external file"));
add_button (Gtk::Stock::CLOSE, Gtk::RESPONSE_CLOSE);
btn = add_button (_("Import"), ResponseImport);
ARDOUR_UI::instance()->tooltips().set_tip(*btn,
_("Copy a file to the session folder"));
Gtk::HBox *box = manage (new Gtk::HBox());
Gtkmm2ext::set_popdown_strings (mode_combo, mode_strings);
set_mode (Editing::ImportAsRegion);
box->pack_start (split_check);
box->pack_start (mode_combo);
mode_combo.signal_changed().connect (mem_fun (*this, &SoundFileOmega::mode_changed));
chooser.set_extra_widget (*box);
show_all ();
}
bool
SoundFileOmega::get_split ()
{
return split_check.get_active();
}
vector<Glib::ustring>
SoundFileOmega::get_paths ()
{
return chooser.get_filenames();
}
void
SoundFileOmega::set_mode (Editing::ImportMode mode)
{
mode_combo.set_active_text (mode_strings[(int)mode]);
switch (mode) {
case Editing::ImportAsRegion:
split_check.set_sensitive (true);
break;
case Editing::ImportAsTrack:
split_check.set_sensitive (true);
break;
case Editing::ImportToTrack:
split_check.set_sensitive (false);
break;
case Editing::ImportAsTapeTrack:
split_check.set_sensitive (true);
break;
}
}
Editing::ImportMode
SoundFileOmega::get_mode ()
{
vector<string>::iterator i;
uint32_t n;
string str = mode_combo.get_active_text ();
for (n = 0, i = mode_strings.begin (); i != mode_strings.end(); ++i, ++n) {
if (str == (*i)) {
break;
}
}
if (i == mode_strings.end()) {
fatal << string_compose (_("programming error: %1"), X_("unknown import mode string")) << endmsg;
/*NOTREACHED*/
}
return (Editing::ImportMode) (n);
}
void
SoundFileOmega::mode_changed ()
{
Editing::ImportMode mode = get_mode();
switch (mode) {
case Editing::ImportAsRegion:
split_check.set_sensitive (true);
break;
case Editing::ImportAsTrack:
split_check.set_sensitive (true);
break;
case Editing::ImportToTrack:
split_check.set_sensitive (false);
break;
case Editing::ImportAsTapeTrack:
split_check.set_sensitive (true);
break;
}
}