diff options
Diffstat (limited to 'libs/ardour/ardour/plugin.h')
| -rw-r--r-- | libs/ardour/ardour/plugin.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/libs/ardour/ardour/plugin.h b/libs/ardour/ardour/plugin.h index 73f89f1a91..fec044e885 100644 --- a/libs/ardour/ardour/plugin.h +++ b/libs/ardour/ardour/plugin.h @@ -145,6 +145,33 @@ class Plugin : public PBD::StatefulDestructible, public Latent virtual bool has_editor() const = 0; + sigc::signal<void,uint32_t,float> ParameterChanged; + + /* NOTE: this block of virtual methods looks like the interface + to a Processor, but Plugin does not inherit from Processor. + It is therefore not required that these precisely match + the interface, but it is likely that they will evolve together. + */ + + /* this returns true if the plugin can change its inputs or outputs on demand. + LADSPA, LV2 and VST plugins cannot do this. AudioUnits can. + */ + + virtual bool reconfigurable_io() const { return false; } + + /* this is only called if reconfigurable_io() returns true */ + virtual bool configure_io (ChanCount in, ChanCount out) { return true; } + + /* specific types of plugins can overload this. As of September 2008, only + AUPlugin does this. + */ + virtual bool can_support_io_configuration (const ChanCount& in, ChanCount& out) const { return false; } + virtual ChanCount output_streams() const; + virtual ChanCount input_streams() const; + + PBD::Controllable *get_nth_control (uint32_t, bool do_not_create = false); + void make_nth_control (uint32_t, const XMLNode&); + PluginInfoPtr get_info() { return _info; } void set_info (const PluginInfoPtr inf) { _info = inf; } |