# Dynamic compress 
#
# Copy this file into a conf.d/ directory such as
# ~/.config/pipewire/filter-chain.conf.d/
#
## Korkiat Petsiri
#

context.modules = [
   {   name = libpipewire-module-filter-chain
        args = {
	    node.description = "Dynamic compression Ladspa"
            media.name = "Dynamic compression Ladspa"
            filter.graph = {
                nodes = [
                    {
                        type = ladspa
                        name = comp2
                        plugin = /usr/lib/ladspa/sc4_1882.so
                        label = sc4
                        control = {"RMS/peak" = 0 "Attack time (ms)" = 2 "Release time (ms)" = 650 "Threshold level (dB)" = -30 "Ratio (1:n)" = 1.4 "Knee radius (dB)" = 6 "Makeup gain (dB)" = 12 }

                        }
                    {
                        type = ladspa
                        name = comp1
                        plugin = /usr/lib/ladspa/sc4_1882.so
                        label = sc4
                        control = { "RMS/peak" = 1 "Attack time (ms)" = 180 "Release time (ms)" = 350 "Threshold level (dB)" = -26.67 "Ratio (1:n)" = 1.4 "Knee radius (dB)" = 7 "Makeup gain (dB)" = 10 }

                        }

                    {
                        type = ladspa
                        name = norm3
                        plugin = /usr/lib/ladspa/fast_lookahead_limiter_1913.so
                        label = fastLookaheadLimiter
                        control = { "Input gain (dB)" = 0 "Limit (dB)" = 0 "Release time (s)" = 0.5057 } 

                        }
                 
                ]
                links = [
                { output = "comp2:Left output" input = "comp1:Left input" }
                { output = "comp2:Right output" input = "comp1:Right input" }
                { output = "comp1:Left output" input = "norm3:Input 1" }
                { output = "comp1:Right output" input = "norm3:Input 2" }
                	]
                inputs  = [ "comp2:Left input" "comp2:Right input" ]
                outputs = [ "norm3:Output 1" "norm3:Output 2" ]
                
	    }

            capture.props = {
                node.name 	= "effect_input.dynamic"
		audio.channels = 2
          	audio.position = [ FL FR ]            	
            	media.class 	= Audio/Sink
            	}

            	playback.props = {
                node.name = "effect_output.dynamic"
             	node.passive   = true
             	audio.channels = 2
             	audio.position = [ FL FR ]
             	node.target    = "alsa_output.target"
            	}

            }
	}
]