diff options
| -rw-r--r-- | ladspa.lua | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -257,16 +257,19 @@ function LADSPAStream:ctor(file, ...) -- List of output port numbers (origin 0) self.output_ports = {} + local input_port_count = 0 for i = 0, tonumber(self.descriptor.PortCount)-1 do local port_descriptor = self.descriptor.PortDescriptors[i] if bit.band(port_descriptor, ffi.C.LADSPA_PORT_INPUT) ~= 0 then + input_port_count = input_port_count + 1 + local port_name = ffi.string(self.descriptor.PortNames[i]) -- We must connect all ports, so if the user does not provide -- an input stream or constant, we try to provide a default. -- There may be no default, in which case we throw an error. - local data = input_ports[i+1] or input_ports[port_name] or + local data = input_ports[input_port_count] or input_ports[port_name] or getPortDefault(self.descriptor.PortRangeHints[i]) or error('Input stream/constant for port "'..port_name..'" in plugin '.. '"'..file..'" required') |