diff options
Diffstat (limited to 'libs/ardour/ardour/processor.h')
| -rw-r--r-- | libs/ardour/ardour/processor.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/libs/ardour/ardour/processor.h b/libs/ardour/ardour/processor.h index 371572610a..bf9dfe0430 100644 --- a/libs/ardour/ardour/processor.h +++ b/libs/ardour/ardour/processor.h @@ -72,7 +72,10 @@ class Processor : public Automatable, public Latent virtual void set_block_size (nframes_t nframes) {} - virtual void run (BufferSet& bufs, nframes_t start_frame, nframes_t end_frame, nframes_t nframes, nframes_t offset) = 0; + virtual void run_in_place (BufferSet& bufs, nframes_t start_frame, nframes_t end_frame, nframes_t nframes, nframes_t offset) { assert(is_in_place()); } + + virtual void run_out_of_place (BufferSet& input, BufferSet& output, nframes_t start_frame, nframes_t end_frame, nframes_t nframes, nframes_t offset) { assert(is_out_of_place()); } + virtual void silence (nframes_t nframes, nframes_t offset) {} virtual void activate () { _active = true; ActiveChanged.emit(); } @@ -80,7 +83,15 @@ class Processor : public Automatable, public Latent virtual bool configure_io (ChanCount in, ChanCount out) { _configured_input = in; return (_configured = true); } - /* Derived classes should override these, or processor appears as a pass-through */ + /* Derived classes should override these, or processor appears as an in-place pass-through */ + + /** In-place processors implement run_in_place and modify thee input buffer parameter */ + virtual bool is_in_place () const { return true; } + + /* Out-Of-Place processors implement run_out_of_place, don't modify the input parameter + * and write to their output parameter */ + virtual bool is_out_of_place () const { return false; } + virtual bool can_support_input_configuration (ChanCount in) const { return true; } virtual ChanCount output_for_input_configuration (ChanCount in) const { return in; } virtual ChanCount output_streams() const { return _configured_input; } |