Add API to query backend/driver/device ID
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@ -134,6 +134,8 @@ class LIBARDOUR_API AudioEngine : public PortManager, public SessionHandlePtr
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bool freewheeling() const { return _freewheeling; }
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bool running() const { return _running; }
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std::string backend_id (bool for_input);
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Glib::Threads::Mutex& process_lock() { return _process_lock; }
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Glib::Threads::Mutex& latency_lock() { return _latency_lock; }
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@ -1778,3 +1778,27 @@ AudioEngine::add_pending_port_deletion (Port* p)
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delete p;
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}
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}
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std::string
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AudioEngine::backend_id (bool for_input)
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{
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if (!_backend) {
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return "";
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}
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if (!setup_required ()) {
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return "JACK";
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}
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std::stringstream ss;
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ss << _backend->name() << ";" << _backend->driver_name () << ";";
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if (_backend->use_separate_input_and_output_devices ()) {
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if (for_input) {
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ss << _backend->input_device_name ();
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} else {
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ss << _backend->output_device_name ();
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}
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} else {
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ss << _backend->device_name ();
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}
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return ss.str ();
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}
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