+ if (d->ShowModal() != wxID_OK) {
+ return;
+ }
+
+ boost::filesystem::path path(wx_to_std(d->GetPath()));
+ if (path.extension() != ".pem") {
+ path += ".pem";
+ }
+ dcp::File f(path, "w");
+ if (!f) {
+ throw OpenFileError(path, errno, OpenFileError::WRITE);
+ }
+
+ auto const s = Config::instance()->decryption_chain()->leaf().certificate (true);
+ f.checked_write(s.c_str(), s.length());
+}
+
+wxString
+SoundPage::GetName () const
+{
+ return _("Sound");
+}
+
+void
+SoundPage::setup ()
+{
+ auto table = new wxGridBagSizer (DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
+ _panel->GetSizer()->Add (table, 1, wxALL | wxEXPAND, _border);
+
+ int r = 0;
+
+ _sound = new CheckBox (_panel, _("Play sound via"));
+ table->Add (_sound, wxGBPosition (r, 0), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
+ wxBoxSizer* s = new wxBoxSizer (wxHORIZONTAL);
+ _sound_output = new wxChoice (_panel, wxID_ANY);
+ s->Add (_sound_output, 0);
+ _sound_output_details = new wxStaticText (_panel, wxID_ANY, wxT(""));
+ s->Add (_sound_output_details, 1, wxALIGN_CENTER_VERTICAL | wxLEFT, DCPOMATIC_SIZER_X_GAP);
+ table->Add (s, wxGBPosition(r, 1));
+ ++r;
+
+ add_label_to_sizer (table, _panel, _("Mapping"), true, wxGBPosition(r, 0));
+ _map = new AudioMappingView (_panel, _("DCP"), _("DCP"), _("Output"), _("output"));
+ _map->SetSize (-1, 400);
+ table->Add (_map, wxGBPosition(r, 1), wxDefaultSpan, wxEXPAND);
+ ++r;
+
+ _reset_to_default = new Button (_panel, _("Reset to default"));
+ table->Add (_reset_to_default, wxGBPosition(r, 1));
+ ++r;
+
+ wxFont font = _sound_output_details->GetFont();
+ font.SetStyle (wxFONTSTYLE_ITALIC);
+ font.SetPointSize (font.GetPointSize() - 1);
+ _sound_output_details->SetFont (font);
+
+ RtAudio audio (DCPOMATIC_RTAUDIO_API);
+ for (unsigned int i = 0; i < audio.getDeviceCount(); ++i) {
+ try {
+ auto dev = audio.getDeviceInfo (i);
+ if (dev.probed && dev.outputChannels > 0) {
+ _sound_output->Append (std_to_wx (dev.name));
+ }
+ } catch (RtAudioError&) {
+ /* Something went wrong so let's just ignore that device */
+ }
+ }
+
+ _sound->bind(&SoundPage::sound_changed, this);
+ _sound_output->Bind (wxEVT_CHOICE, bind(&SoundPage::sound_output_changed, this));
+ _map->Changed.connect (bind(&SoundPage::map_changed, this, _1));
+ _reset_to_default->Bind (wxEVT_BUTTON, bind(&SoundPage::reset_to_default, this));
+}
+
+void
+SoundPage::reset_to_default ()
+{
+ Config::instance()->set_audio_mapping_to_default ();
+}
+
+void
+SoundPage::map_changed (AudioMapping m)
+{
+ Config::instance()->set_audio_mapping (m);
+}
+
+void
+SoundPage::sound_changed ()
+{
+ Config::instance()->set_sound (_sound->GetValue ());
+}
+
+void
+SoundPage::sound_output_changed ()
+{
+ RtAudio audio (DCPOMATIC_RTAUDIO_API);
+ auto const so = get_sound_output();
+ string default_device;
+ try {
+ default_device = audio.getDeviceInfo(audio.getDefaultOutputDevice()).name;
+ } catch (RtAudioError&) {
+ /* Never mind */
+ }
+ if (!so || *so == default_device) {
+ Config::instance()->unset_sound_output ();
+ } else {
+ Config::instance()->set_sound_output (*so);
+ }
+}
+
+void
+SoundPage::config_changed ()
+{
+ auto config = Config::instance ();
+
+ checked_set (_sound, config->sound ());
+
+ auto const current_so = get_sound_output ();
+ optional<string> configured_so;
+
+ if (config->sound_output()) {
+ configured_so = config->sound_output().get();
+ } else {
+ /* No configured output means we should use the default */
+ RtAudio audio (DCPOMATIC_RTAUDIO_API);
+ try {
+ configured_so = audio.getDeviceInfo(audio.getDefaultOutputDevice()).name;
+ } catch (RtAudioError&) {
+ /* Probably no audio devices at all */
+ }
+ }
+
+ if (configured_so && current_so != configured_so) {
+ /* Update _sound_output with the configured value */
+ unsigned int i = 0;
+ while (i < _sound_output->GetCount()) {
+ if (_sound_output->GetString(i) == std_to_wx(*configured_so)) {
+ _sound_output->SetSelection (i);
+ break;
+ }
+ ++i;