Bind audio API choice to do something.

[dcpomatic.git] / src / wx / film_viewer.cc

diff --git a/src/wx/film_viewer.cc b/src/wx/film_viewer.cc
index bc6e98623c50dedbc258bc0d2776d08256ae50e6..938b356164cbdc4876dc304b3d72866685c48256 100644 (file)
--- a/src/wx/film_viewer.cc
+++ b/src/wx/film_viewer.cc
@@ -24,6 +24,7 @@
  */
 
 
+#include "audio_api.h"
 #include "closed_captions_dialog.h"
 #include "film_viewer.h"
 #include "gl_video_view.h"
@@ -86,7 +87,7 @@ rtaudio_callback (void* out, void *, unsigned int frames, double, RtAudioStreamS
 
 
 FilmViewer::FilmViewer (wxWindow* p)
-       : _audio (DCPOMATIC_RTAUDIO_API)
+       : _audio(new RtAudio(id_to_audio_api(Config::instance()->sound_api()).rtaudio_id()))
        , _closed_captions_dialog (new ClosedCaptionsDialog(p, this))
 {
 #if wxCHECK_VERSION(3, 1, 0)
@@ -601,7 +602,7 @@ FilmViewer::config_changed (Config::Property p)
                return;
        }
 
-       if (p != Config::SOUND && p != Config::SOUND_OUTPUT) {
+       if (p != Config::SOUND && p != Config::SOUND_API && p != Config::SOUND_OUTPUT) {
                return;
        }
 
@@ -609,12 +610,41 @@ FilmViewer::config_changed (Config::Property p)
                _audio->closeStream();
        }
 
-       if (Config::instance()->sound() && _audio.getDeviceCount() > 0) {
+       auto cleanup = [this]() {
+               _audio_channels = 0;
+               destroy_and_maybe_create_butler();
+       };
+
+       auto config = Config::instance();
+
+       if (!config->sound()) {
+               cleanup();
+               return;
+       }
+
+       auto configured_api = id_to_audio_api(config->sound_api()).rtaudio_id();
+
+       if (configured_api != _audio->getCurrentApi()) {
+               try {
+                       delete _audio;
+                       _audio = nullptr;
+                       _audio = new RtAudio(configured_api);
+               } catch (RtAudioError& e) {
+                       cleanup();
+                       error_dialog (
+                               _video_view->get(),
+                               _("There was a problem starting audio playback.  Please try another audio output device in Preferences."), std_to_wx(e.what())
+                               );
+                       return;
+               }
+       }
+
+       if (_audio->getDeviceCount() > 0) {
                unsigned int st = 0;
-               if (Config::instance()->sound_output()) {
+               if (config->sound_output()) {
                        while (st < _audio->getDeviceCount()) {
                                try {
-                                       if (_audio.getDeviceInfo(st).name == Config::instance()->sound_output().get()) {
+                                       if (_audio->getDeviceInfo(st).name == config->sound_output().get()) {
                                                break;
                                        }
                                } catch (RtAudioError&) {
@@ -644,10 +674,8 @@ FilmViewer::config_changed (Config::Property p)
                                );
                }
                destroy_and_maybe_create_butler();
-
        } else {
-               _audio_channels = 0;
-               destroy_and_maybe_create_butler();
+               cleanup();
        }
 }