part-way through getting the audioengine changes to compile
[ardour.git] / libs / ardour / globals.cc
index 9a7130392740d91ae38c2e1b430494726ff6e0d1..b2833db4fa521a397bcc7f49e587e9e9a65fc7d1 100644 (file)
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2000 Paul Davis 
+    Copyright (C) 2000 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
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
 
+#ifdef WAF_BUILD
+#include "libardour-config.h"
+#endif
+
 #include <cstdio> // Needed so that libraptor (included in lrdf) won't complain
+#include <cstdlib>
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <sys/time.h>
 #include <sys/resource.h>
 #include <unistd.h>
 #include <fcntl.h>
-#include <locale.h>
 #include <errno.h>
 
-#ifdef VST_SUPPORT
+#ifdef WINDOWS_VST_SUPPORT
 #include <fst.h>
 #endif
 
+#ifdef LXVST_SUPPORT
+#include "ardour/linux_vst_support.h"
+#endif
+
+#ifdef AUDIOUNIT_SUPPORT
+#include "ardour/audio_unit.h"
+#endif
+
 #ifdef __SSE__
 #include <xmmintrin.h>
 #endif
 
+#ifdef check
+#undef check /* stupid Apple and their un-namespaced, generic Carbon macros */
+#endif 
+
+#include <giomm.h>
+
 #include <glibmm/fileutils.h>
 #include <glibmm/miscutils.h>
 
 #include <lrdf.h>
 
-#include <pbd/error.h>
-#include <pbd/id.h>
-#include <pbd/strsplit.h>
-#include <pbd/fpu.h>
-#include <pbd/file_utils.h>
-
-#include <midi++/port.h>
-#include <midi++/manager.h>
-#include <midi++/mmc.h>
-
-#include <ardour/ardour.h>
-#include <ardour/analyser.h>
-#include <ardour/audio_library.h>
-#include <ardour/configuration.h>
-#include <ardour/profile.h>
-#include <ardour/plugin_manager.h>
-#include <ardour/audiosource.h>
-#include <ardour/utils.h>
-#include <ardour/session.h>
-#include <ardour/source_factory.h>
-#include <ardour/control_protocol_manager.h>
-#include <ardour/audioengine.h>
-#include <ardour/filesystem_paths.h>
-
-#ifdef HAVE_LIBLO
-#include <ardour/osc.h>
-#endif
-
-#include <ardour/mix.h>
-#include <ardour/runtime_functions.h>
+#include "pbd/cpus.h"
+#include "pbd/error.h"
+#include "pbd/id.h"
+#include "pbd/strsplit.h"
+#include "pbd/fpu.h"
+#include "pbd/file_utils.h"
+#include "pbd/enumwriter.h"
+#include "pbd/basename.h"
+
+#include "midi++/port.h"
+#include "midi++/manager.h"
+#include "midi++/mmc.h"
+
+#include "ardour/analyser.h"
+#include "ardour/audio_library.h"
+#include "ardour/audioengine.h"
+#include "ardour/audioplaylist.h"
+#include "ardour/audioregion.h"
+#include "ardour/buffer_manager.h"
+#include "ardour/control_protocol_manager.h"
+#include "ardour/filesystem_paths.h"
+#include "ardour/midi_region.h"
+#include "ardour/mix.h"
+#include "ardour/panner_manager.h"
+#include "ardour/plugin_manager.h"
+#include "ardour/process_thread.h"
+#include "ardour/profile.h"
+#include "ardour/rc_configuration.h"
+#include "ardour/region.h"
+#include "ardour/route_group.h"
+#include "ardour/runtime_functions.h"
+#include "ardour/session_event.h"
+#include "ardour/source_factory.h"
+
+#include "audiographer/routines.h"
 
 #if defined (__APPLE__)
        #include <Carbon/Carbon.h> // For Gestalt
 #endif
-       
+
 #include "i18n.h"
 
-ARDOUR::Configuration* ARDOUR::Config = 0;
+ARDOUR::RCConfiguration* ARDOUR::Config = 0;
 ARDOUR::RuntimeProfile* ARDOUR::Profile = 0;
 ARDOUR::AudioLibrary* ARDOUR::Library = 0;
 
-#ifdef HAVE_LIBLO
-ARDOUR::OSC* ARDOUR::osc = 0;
-#endif
-
 using namespace ARDOUR;
 using namespace std;
 using namespace PBD;
 
-MIDI::Port *default_mmc_port = 0;
-MIDI::Port *default_mtc_port = 0;
-MIDI::Port *default_midi_port = 0;
-
-Change ARDOUR::StartChanged = ARDOUR::new_change ();
-Change ARDOUR::LengthChanged = ARDOUR::new_change ();
-Change ARDOUR::PositionChanged = ARDOUR::new_change ();
-Change ARDOUR::NameChanged = ARDOUR::new_change ();
-Change ARDOUR::BoundsChanged = Change (0); // see init(), below
-
 compute_peak_t          ARDOUR::compute_peak = 0;
 find_peaks_t            ARDOUR::find_peaks = 0;
 apply_gain_to_buffer_t  ARDOUR::apply_gain_to_buffer = 0;
 mix_buffers_with_gain_t ARDOUR::mix_buffers_with_gain = 0;
 mix_buffers_no_gain_t   ARDOUR::mix_buffers_no_gain = 0;
 
-sigc::signal<void,std::string> ARDOUR::BootMessage;
+PBD::Signal1<void,std::string> ARDOUR::BootMessage;
+PBD::Signal0<void> ARDOUR::GUIIdle;
 
-#ifdef HAVE_LIBLO
-static int
-setup_osc ()
-{
-       /* no real cost to creating this object, and it avoids
-          conditionals anywhere that uses it 
-       */
-       
-       osc = new OSC (Config->get_osc_port());
-       
-       if (Config->get_use_osc ()) {
-               BootMessage (_("Starting OSC"));
-               return osc->start ();
-       } else {
-               return 0;
-       }
+namespace ARDOUR {
+extern void setup_enum_writer ();
 }
-#endif
-
-int 
-setup_midi ()
-{
-       if (Config->midi_ports.size() == 0) {
-               warning << _("no MIDI ports specified: no MMC or MTC control possible") << endmsg;
-               return 0;
-       }
-
-       BootMessage (_("Configuring MIDI ports"));
-
-       for (std::map<string,XMLNode>::iterator i = Config->midi_ports.begin(); i != Config->midi_ports.end(); ++i) {
-               MIDI::Manager::instance()->add_port (i->second);
-       }
-
-       MIDI::Port* first;
-       const MIDI::Manager::PortMap& ports = MIDI::Manager::instance()->get_midi_ports();
-
-       if (ports.size() > 1) {
-
-               first = ports.begin()->second;
-
-               /* More than one port, so try using specific names for each port */
-
-               if (Config->get_mmc_port_name() != N_("default")) {
-                       default_mmc_port =  MIDI::Manager::instance()->port (Config->get_mmc_port_name());
-               } 
-
-               if (Config->get_mtc_port_name() != N_("default")) {
-                       default_mtc_port =  MIDI::Manager::instance()->port (Config->get_mtc_port_name());
-               } 
-
-               if (Config->get_midi_port_name() != N_("default")) {
-                       default_midi_port =  MIDI::Manager::instance()->port (Config->get_midi_port_name());
-               } 
-               
-               /* If that didn't work, just use the first listed port */
-
-               if (default_mmc_port == 0) {
-                       default_mmc_port = first;
-               }
 
-               if (default_mtc_port == 0) {
-                       default_mtc_port = first;
-               }
-
-               if (default_midi_port == 0) {
-                       default_midi_port = first;
-               }
-               
-       } else if (ports.size() == 1) {
-
-               first = ports.begin()->second;
-
-               /* Only one port described, so use it for both MTC and MMC */
-
-               default_mmc_port = first;
-               default_mtc_port = default_mmc_port;
-               default_midi_port = default_mmc_port;
-       }
-
-       if (default_mmc_port == 0) {
-               warning << string_compose (_("No MMC control (MIDI port \"%1\" not available)"), Config->get_mmc_port_name()) 
-                       << endmsg;
-               return 0;
-       } 
-
-       if (default_mtc_port == 0) {
-               warning << string_compose (_("No MTC support (MIDI port \"%1\" not available)"), Config->get_mtc_port_name()) 
-                       << endmsg;
-       }
-
-       if (default_midi_port == 0) {
-               warning << string_compose (_("No MIDI parameter support (MIDI port \"%1\" not available)"), Config->get_midi_port_name()) 
-                       << endmsg;
-       }
-
-       return 0;
-}
+/* this is useful for quite a few things that want to check
+   if any bounds-related property has changed
+*/
+PBD::PropertyChange ARDOUR::bounds_change;
 
 void
 setup_hardware_optimization (bool try_optimization)
@@ -231,7 +152,7 @@ setup_hardware_optimization (bool try_optimization)
                }
 
 #elif defined (__APPLE__) && defined (BUILD_VECLIB_OPTIMIZATIONS)
-               long sysVersion = 0;
+               SInt32 sysVersion = 0;
 
                if (noErr != Gestalt(gestaltSystemVersion, &sysVersion))
                        sysVersion = 0;
@@ -264,6 +185,9 @@ setup_hardware_optimization (bool try_optimization)
 
                info << "No H/W specific optimizations in use" << endmsg;
        }
+
+       AudioGrapher::Routines::override_compute_peak (compute_peak);
+       AudioGrapher::Routines::override_apply_gain_to_buffer (apply_gain_to_buffer);
 }
 
 static void
@@ -282,10 +206,8 @@ lotsa_files_please ()
                                error << string_compose (_("Could not set system open files limit to %1"), rl.rlim_cur) << endmsg;
                        }
                } else {
-                       if (rl.rlim_cur == RLIM_INFINITY) {
-                               info << _("Removed open file count limit. Excellent!") << endmsg;
-                       } else {
-                               info << string_compose (_("Ardour will be limited to %1 open files"), rl.rlim_cur) << endmsg;
+                       if (rl.rlim_cur != RLIM_INFINITY) {
+                               info << string_compose (_("Your system is configured to limit %1 to only %2 open files"), PROGRAM_NAME, rl.rlim_cur) << endmsg;
                        }
                }
        } else {
@@ -294,13 +216,47 @@ lotsa_files_please ()
 }
 
 int
-ARDOUR::init (bool use_vst, bool try_optimization)
+ARDOUR::init (bool use_windows_vst, bool try_optimization, const char* localedir)
 {
-       extern void setup_enum_writer ();
+       if (!Glib::thread_supported()) {
+               Glib::thread_init();
+       }
+
+       // this really should be in PBD::init..if there was one
+       Gio::init ();
+
+#ifdef ENABLE_NLS
+       (void) bindtextdomain(PACKAGE, localedir);
+#endif
+
+       PBD::ID::init ();
+       SessionEvent::init_event_pool ();
+
+       SessionObject::make_property_quarks ();
+       Region::make_property_quarks ();
+       MidiRegion::make_property_quarks ();
+       AudioRegion::make_property_quarks ();
+       RouteGroup::make_property_quarks ();
+        Playlist::make_property_quarks ();
+        AudioPlaylist::make_property_quarks ();
+
+       /* this is a useful ready to use PropertyChange that many
+          things need to check. This avoids having to compose
+          it every time we want to check for any of the relevant
+          property changes.
+       */
+
+       bounds_change.add (ARDOUR::Properties::start);
+       bounds_change.add (ARDOUR::Properties::position);
+       bounds_change.add (ARDOUR::Properties::length);
+
+       /* provide a state version for the few cases that need it and are not
+          driven by reading state from disk (e.g. undo/redo)
+       */
 
-       (void) bindtextdomain(PACKAGE, LOCALEDIR);
+       Stateful::current_state_version = CURRENT_SESSION_FILE_VERSION;
 
-       setup_enum_writer ();
+       ARDOUR::setup_enum_writer ();
 
        // allow ardour the absolute maximum number of open files
        lotsa_files_please ();
@@ -310,38 +266,35 @@ ARDOUR::init (bool use_vst, bool try_optimization)
 
        BootMessage (_("Loading configuration"));
 
-       Config = new Configuration;
+       Config = new RCConfiguration;
 
        if (Config->load_state ()) {
                return -1;
        }
 
-       Config->set_use_vst (use_vst);
+       Config->set_use_windows_vst (use_windows_vst);
+#ifdef LXVST_SUPPORT
+       Config->set_use_lxvst(true);
+#endif
 
        Profile = new RuntimeProfile;
 
-#ifdef HAVE_LIBLO
-       if (setup_osc ()) {
+
+#ifdef WINDOWS_VST_SUPPORT
+       if (Config->get_use_windows_vst() && fst_init (0)) {
                return -1;
        }
 #endif
 
-#ifdef VST_SUPPORT
-       if (Config->get_use_vst() && fst_init ()) {
+#ifdef LXVST_SUPPORT
+       if (Config->get_use_lxvst() && vstfx_init (0)) {
                return -1;
        }
 #endif
-       
-       /* Make VAMP look in our library ahead of anything else */
-
-       char *p = getenv ("VAMP_PATH");
-       string vamppath = VAMP_DIR;
-       if (p) {
-               vamppath += ':';
-               vamppath += p;
-       } 
-       setenv ("VAMP_PATH", vamppath.c_str(), 1);
 
+#ifdef AUDIOUNIT_SUPPORT
+       AUPluginInfo::load_cached_info ();
+#endif
 
        setup_hardware_optimization (try_optimization);
 
@@ -349,90 +302,78 @@ ARDOUR::init (bool use_vst, bool try_optimization)
        Analyser::init ();
 
        /* singleton - first object is "it" */
-       new PluginManager ();
-       
-       /* singleton - first object is "it" */
-       new ControlProtocolManager ();
-       ControlProtocolManager::instance().discover_control_protocols ();
-
-       XMLNode* node;
-       if ((node = Config->control_protocol_state()) != 0) {
-               ControlProtocolManager::instance().set_state (*node);
-       }
-       
-       BoundsChanged = Change (StartChanged|PositionChanged|LengthChanged);
+       (void) PluginManager::instance();
 
-       return 0;
-}
+        ProcessThread::init ();
+       /* the + 4 is a bit of a handwave. i don't actually know
+          how many more per-thread buffer sets we need above
+          the h/w concurrency, but its definitely > 1 more.
+       */
+        BufferManager::init (hardware_concurrency() + 4); 
+
+        PannerManager::instance().discover_panners();
+
+       // Initialize parameter metadata
+       EventTypeMap::instance().new_parameter(NullAutomation);
+       EventTypeMap::instance().new_parameter(GainAutomation);
+       EventTypeMap::instance().new_parameter(PanAzimuthAutomation);
+       EventTypeMap::instance().new_parameter(PanElevationAutomation);
+       EventTypeMap::instance().new_parameter(PanWidthAutomation);
+       EventTypeMap::instance().new_parameter(PluginAutomation);
+       EventTypeMap::instance().new_parameter(SoloAutomation);
+       EventTypeMap::instance().new_parameter(MuteAutomation);
+       EventTypeMap::instance().new_parameter(MidiCCAutomation);
+       EventTypeMap::instance().new_parameter(MidiPgmChangeAutomation);
+       EventTypeMap::instance().new_parameter(MidiPitchBenderAutomation);
+       EventTypeMap::instance().new_parameter(MidiChannelPressureAutomation);
+       EventTypeMap::instance().new_parameter(FadeInAutomation);
+       EventTypeMap::instance().new_parameter(FadeOutAutomation);
+       EventTypeMap::instance().new_parameter(EnvelopeAutomation);
+       EventTypeMap::instance().new_parameter(MidiCCAutomation);
 
-int
-ARDOUR::cleanup ()
-{
-       delete Library;
-       lrdf_cleanup ();
-       delete &ControlProtocolManager::instance();
        return 0;
 }
 
-
-microseconds_t
-ARDOUR::get_microseconds ()
+void
+ARDOUR::init_post_engine ()
 {
-       /* XXX need JACK to export its functionality */
+       /* the MIDI Manager is needed by the ControlProtocolManager */
+       MIDI::Manager::create (AudioEngine::instance()->port_engine());
 
-       struct timeval now;
-       gettimeofday (&now, 0);
-       return now.tv_sec * 1000000ULL + now.tv_usec;
-}
+       ControlProtocolManager::instance().discover_control_protocols ();
 
-ARDOUR::Change
-ARDOUR::new_change ()
-{
-       Change c;
-       static uint32_t change_bit = 1;
-
-       /* catch out-of-range */
-       if (!change_bit)
-       {
-               fatal << _("programming error: ")
-                       << "change_bit out of range in ARDOUR::new_change()"
-                       << endmsg;
-               /*NOTREACHED*/
+       XMLNode* node;
+       if ((node = Config->control_protocol_state()) != 0) {
+               ControlProtocolManager::instance().set_state (*node, Stateful::loading_state_version);
        }
 
-       c = Change (change_bit);
-       change_bit <<= 1;       // if it shifts too far, change_bit == 0
-
-       return c;
-}
+       /* find plugins */
 
-string
-ARDOUR::get_ardour_revision ()
-{
-       return "$Rev$";
+       ARDOUR::PluginManager::instance().refresh ();
 }
 
-static bool sae_binding_filter (const string& str, void* arg)
+int
+ARDOUR::cleanup ()
 {
-       /* Not a dotfile, has a prefix before a period, suffix is ".bindings" and contains -sae- */
-       
-       return str[0] != '.' && str.length() > 13 && str.find (".bindings") == (str.length() - 9)
-               && str.find ("SAE-") != string::npos;
-}
+       delete Library;
+       lrdf_cleanup ();
+       delete &ControlProtocolManager::instance();
+#ifdef WINDOWS_VST_SUPPORT
+       fst_exit ();
+#endif
 
-static bool binding_filter (const string& str, void* arg)
-{
-       /* Not a dotfile, has a prefix before a period, suffix is ".bindings" */
-       
-       return str[0] != '.' && str.length() > 9 && str.find (".bindings") == (str.length() - 9);
+#ifdef LXVST_SUPPORT
+       vstfx_exit();
+#endif
+       EnumWriter::destroy ();
+       return 0;
 }
 
 void
 ARDOUR::find_bindings_files (map<string,string>& files)
 {
-       vector<sys::path> found;
-
-       SearchPath spath = ardour_search_path() + user_config_directory() + system_config_search_path();
+       vector<std::string> found;
+       SearchPath spath = ardour_config_search_path();
 
        if (getenv ("ARDOUR_SAE")) {
                Glib::PatternSpec pattern("*SAE-*.bindings");
@@ -445,28 +386,20 @@ ARDOUR::find_bindings_files (map<string,string>& files)
        if (found.empty()) {
                return;
        }
-       
-       for (vector<sys::path>::iterator x = found.begin(); x != found.end(); ++x) {
-               sys::path path = *x;
+
+       for (vector<std::string>::iterator x = found.begin(); x != found.end(); ++x) {
+               std::string path(*x);
                pair<string,string> namepath;
-               namepath.second = path.to_string();
-               namepath.first = path.leaf().substr (0, path.leaf().find_first_of ('.'));
+               namepath.second = path;
+               namepath.first = PBD::basename_nosuffix (path);
                files.insert (namepath);
        }
 }
 
-ARDOUR::LocaleGuard::LocaleGuard (const char* str)
-{
-       old = strdup (setlocale (LC_NUMERIC, NULL));
-       if (strcmp (old, str)) {
-               setlocale (LC_NUMERIC, str);
-       } 
-}
-
-ARDOUR::LocaleGuard::~LocaleGuard ()
+bool
+ARDOUR::no_auto_connect()
 {
-       setlocale (LC_NUMERIC, old);
-       free ((char*)old);
+       return getenv ("ARDOUR_NO_AUTOCONNECT") != 0;
 }
 
 void
@@ -487,16 +420,21 @@ ARDOUR::setup_fpu ()
        /* XXX use real code to determine if the processor supports
           DenormalsAreZero and FlushToZero
        */
-       
+
        if (!fpu.has_flush_to_zero() && !fpu.has_denormals_are_zero()) {
                return;
        }
 
        MXCSR  = _mm_getcsr();
 
+#ifdef DEBUG_DENORMAL_EXCEPTION
+       /* This will raise a FP exception if a denormal is detected */
+       MXCSR &= ~_MM_MASK_DENORM;
+#endif 
+
        switch (Config->get_denormal_model()) {
        case DenormalNone:
-               MXCSR &= ~(_MM_FLUSH_ZERO_ON|0x8000);
+               MXCSR &= ~(_MM_FLUSH_ZERO_ON | 0x40);
                break;
 
        case DenormalFTZ:
@@ -508,14 +446,14 @@ ARDOUR::setup_fpu ()
        case DenormalDAZ:
                MXCSR &= ~_MM_FLUSH_ZERO_ON;
                if (fpu.has_denormals_are_zero()) {
-                       MXCSR |= 0x8000;
+                       MXCSR |= 0x40;
                }
                break;
-               
+
        case DenormalFTZDAZ:
                if (fpu.has_flush_to_zero()) {
                        if (fpu.has_denormals_are_zero()) {
-                               MXCSR |= _MM_FLUSH_ZERO_ON | 0x8000;
+                               MXCSR |= _MM_FLUSH_ZERO_ON | 0x40;
                        } else {
                                MXCSR |= _MM_FLUSH_ZERO_ON;
                        }
@@ -528,107 +466,72 @@ ARDOUR::setup_fpu ()
 #endif
 }
 
-ARDOUR::OverlapType
-ARDOUR::coverage (nframes_t sa, nframes_t ea, 
-                 nframes_t sb, nframes_t eb)
-{
-       /* OverlapType returned reflects how the second (B)
-          range overlaps the first (A).
-
-          The diagrams show various relative placements
-          of A and B for each OverlapType.
-
-          Notes:
-             Internal: the start points cannot coincide
-             External: the start and end points can coincide
-             Start: end points can coincide
-             End: start points can coincide
-
-          XXX Logically, Internal should disallow end
-          point equality.
-       */
-
-       /*
-            |--------------------|   A
-                 |------|            B
-               |-----------------|   B
+/* this can be changed to modify the translation behaviour for
+   cases where the user has never expressed a preference.
+*/
+static const bool translate_by_default = true;
 
+string
+ARDOUR::translation_enable_path ()
+{
+        return Glib::build_filename (user_config_directory(), ".translate");
+}
 
-             "B is internal to A"              
+bool
+ARDOUR::translations_are_enabled ()
+{
+       int fd = ::open (ARDOUR::translation_enable_path().c_str(), O_RDONLY);
 
-       */
-#ifdef OLD_COVERAGE
-       if ((sb >= sa) && (eb <= ea)) {
-#else
-       if ((sb > sa) && (eb <= ea)) {
-#endif
-               return OverlapInternal;
+       if (fd < 0) {
+               return translate_by_default;
        }
 
-       /*
-            |--------------------|   A
-          ----|                      B
-           -----------------------|   B
-          --|                        B
-          
-            "B overlaps the start of A"
-
-       */
+       char c;
+       bool ret = false;
 
-       if ((eb >= sa) && (eb <= ea)) {
-               return OverlapStart;
+       if (::read (fd, &c, 1) == 1 && c == '1') {
+               ret = true;
        }
-       /* 
-            |---------------------|  A
-                   |----------------- B
-            |----------------------- B    
-                                   |- B
 
-            "B overlaps the end of A"                             
+       ::close (fd);
 
-       */
-       if ((sb > sa) && (sb <= ea)) {
-               return OverlapEnd;
-       }
-       /*
-            |--------------------|     A
-          --------------------------  B   
-            |-----------------------  B
-           ----------------------|    B
-             |--------------------|    B
+       return ret;
+}
 
+bool
+ARDOUR::set_translations_enabled (bool yn)
+{
+       string i18n_enabler = ARDOUR::translation_enable_path();
+       int fd = ::open (i18n_enabler.c_str(), O_WRONLY|O_CREAT|O_TRUNC, 0644);
 
-           "B overlaps all of A"
-       */
-       if ((sa >= sb) && (sa <= eb) && (ea <= eb)) {
-               return OverlapExternal;
+       if (fd < 0) {
+               return false;
+       }
+       
+       char c;
+       
+       if (yn) {
+               c = '1';
+       } else {
+               c = '0';
        }
+       
+       ::write (fd, &c, 1);
+       ::close (fd);
 
-       return OverlapNone;
+       return true;
 }
 
-/* not sure where to put these */
 
-template<class T>
-std::istream& int_to_type (std::istream& o, T& hf) {
-       int val;
-       o >> val;
-       hf = (T) val;
-       return o;
-}
+vector<SyncSource>
+ARDOUR::get_available_sync_options ()
+{
+       vector<SyncSource> ret;
 
-std::istream& operator>>(std::istream& o, HeaderFormat& var) { return int_to_type<HeaderFormat> (o, var); }
-std::istream& operator>>(std::istream& o, SampleFormat& var) { return int_to_type<SampleFormat> (o, var); }
-std::istream& operator>>(std::istream& o, AutoConnectOption& var) { return int_to_type<AutoConnectOption> (o, var); }
-std::istream& operator>>(std::istream& o, MonitorModel& var) { return int_to_type<MonitorModel> (o, var); }
-std::istream& operator>>(std::istream& o, RemoteModel& var) { return int_to_type<RemoteModel> (o, var); }
-std::istream& operator>>(std::istream& o, EditMode& var) { return int_to_type<EditMode> (o, var); }
-std::istream& operator>>(std::istream& o, SoloModel& var) { return int_to_type<SoloModel> (o, var); }
-std::istream& operator>>(std::istream& o, LayerModel& var) { return int_to_type<LayerModel> (o, var); }
-std::istream& operator>>(std::istream& o, CrossfadeModel& var) { return int_to_type<CrossfadeModel> (o, var); }
-std::istream& operator>>(std::istream& o, SlaveSource& var) { return int_to_type<SlaveSource> (o, var); }
-std::istream& operator>>(std::istream& o, ShuttleBehaviour& var) { return int_to_type<ShuttleBehaviour> (o, var); }
-std::istream& operator>>(std::istream& o, ShuttleUnits& var) { return int_to_type<ShuttleUnits> (o, var); }
-std::istream& operator>>(std::istream& o, SmpteFormat& var) { return int_to_type<SmpteFormat> (o, var); }
-std::istream& operator>>(std::istream& o, DenormalModel& var) { return int_to_type<DenormalModel> (o, var); }
+       ret.push_back (JACK);
+       ret.push_back (MTC);
+       ret.push_back (MIDIClock);
+       ret.push_back (LTC);
 
+       return ret;
+}