diff options
Diffstat (limited to 'libs/ardour/audioengine.cc')
| -rw-r--r-- | libs/ardour/audioengine.cc | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/libs/ardour/audioengine.cc b/libs/ardour/audioengine.cc index eee21cad1f..a7682bac70 100644 --- a/libs/ardour/audioengine.cc +++ b/libs/ardour/audioengine.cc @@ -537,13 +537,13 @@ AudioEngine::backend_discover (const string& path) return info; } -vector<string> +vector<const AudioBackendInfo*> AudioEngine::available_backends() const { - vector<string> r; + vector<const AudioBackendInfo*> r; for (BackendMap::const_iterator i = _backends.begin(); i != _backends.end(); ++i) { - r.push_back (i->first); + r.push_back (i->second); } return r; @@ -581,17 +581,21 @@ AudioEngine::set_backend (const std::string& name, const std::string& arg1, cons drop_backend (); try { + cerr << "Instantiate " << b->second->name << " with " << arg1 << " + " << arg2 << endl; if (b->second->instantiate (arg1, arg2)) { + cerr << "i failed\n"; throw failed_constructor (); } + cerr << "bf\n"; _backend = b->second->backend_factory (*this); + cerr << "pf\n"; _impl = b->second->portengine_factory (*this); + cerr << "done\n"; - - } catch (...) { - error << string_compose (_("Could not create backend for %1"), name) << endmsg; + } catch (exception& e) { + error << string_compose (_("Could not create backend for %1: %2"), name, e.what()) << endmsg; return -1; } |