Support multiple audio APIs, allowing ALSA for Linux and ASIO for Windows (#2363).

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

diff --git a/src/wx/wx_util.cc b/src/wx/wx_util.cc
index 074f47d61bebd2a61ff77ee4d76bbe730ee7aff5..dc6bbfdc15dc72de53a119cc465bda63301a54a9 100644 (file)
--- a/src/wx/wx_util.cc
+++ b/src/wx/wx_util.cc
@@ -42,6 +42,7 @@ LIBDCP_DISABLE_WARNINGS
 #include <wx/progdlg.h>
 #include <wx/filepicker.h>
 #include <wx/sizer.h>
+#include <RtAudio.h>
 LIBDCP_ENABLE_WARNINGS
 #include <boost/thread.hpp>
 
@@ -220,6 +221,13 @@ string_client_data (wxClientData* o)
 }
 
 
+string
+selection_string_client_data(wxChoice* choice)
+{
+       return string_client_data(choice->GetClientObject(choice->GetSelection()));
+}
+
+
 void
 checked_set (FilePickerCtrl* widget, boost::filesystem::path value)
 {
@@ -732,3 +740,64 @@ report_config_load_failure(wxWindow* parent, Config::LoadFailure what)
        }
 }
 
+
+static AudioAPI wasapi(_("WASAPI"), "wasapi", RtAudio::WINDOWS_WASAPI);
+static AudioAPI asio(_("ASIO"), "asio", RtAudio::WINDOWS_ASIO);
+static AudioAPI pulse(_("PulseAudio"), "pulse", RtAudio::LINUX_PULSE);
+static AudioAPI alsa(_("ALSA"), "alsa", RtAudio::LINUX_ALSA);
+static AudioAPI core(_("CoreAudio"), "core", RtAudio::MACOSX_CORE);
+
+
+vector<AudioAPI>
+audio_apis()
+{
+#ifdef DCPOMATIC_WINDOWS
+       return { wasapi, asio };
+       };
+#endif
+#ifdef DCPOMATIC_LINUX
+       return { pulse, alsa };
+#endif
+#ifdef DCPOMATIC_OSX
+       return { core };
+#endif
+}
+
+
+AudioAPI
+id_to_audio_api(string id)
+{
+       const auto apis = audio_apis();
+       auto iter = std::find_if(apis.begin(), apis.end(), [&id](AudioAPI const& api) { return api.id() == id; });
+       if (iter == apis.end()) {
+               return apis[0];
+       }
+
+       return *iter;
+}
+
+
+AudioAPI
+id_to_audio_api(optional<string> id)
+{
+       const auto apis = audio_apis();
+       if (!id) {
+               return apis[0];
+       }
+
+       return id_to_audio_api(*id);
+}
+
+
+AudioAPI
+index_to_audio_api(int index)
+{
+       const auto apis = audio_apis();
+       if (index < 0 || index >= static_cast<int>(apis.size())) {
+               return apis[0];
+       }
+
+       return apis[index];
+}
+
+