diff --git a/res/doc/configs/referencer_mono.cfg b/res/doc/configs/referencer_mono.cfg
new file mode 100644
index 0000000..7400bf9
--- /dev/null
+++ b/res/doc/configs/referencer_mono.cfg
@@ -0,0 +1,404 @@
+# -------------------------------------------------------------------------------
+# This file contains configuration of the audio plugin.
+#   Package:                 test (Test Case)
+#   Package version:         0.0.0-devel
+#   Plugin name:             Referencer Mono (Referencer Mono)
+#   Plugin version:          1.0.0
+#   UID:                     referencer_mono
+#   CLAP URI:                in.lsp-plug.referencer_mono
+#   GStreamer identifier:    lsp-plugins-referencer-mono
+#   LV2 URI:                 http://lsp-plug.in/plugins/lv2/referencer_mono
+#   VST 2.x identifier:      rf1m
+#   VST 3.x identifier:      647370207266316D202020207266316D
+# 
+# (C) Test Case
+#   https://lsp-plug.in/
+# 
+# -------------------------------------------------------------------------------
+
+# Bypass [boolean]: true/false
+bypass = false
+
+# Playback [boolean]: true/false
+play = false
+
+# Playback sample selector: 1..4
+pssel = 1
+
+# Playback loop selector: 1..4
+plsel = 3
+
+# Audio source: 0..2
+#   0: Mix
+#   1: Reference
+#   2: Both
+source = 0
+
+# Tab section selector: 0..5
+#   0: Overview
+#   1: Samples
+#   2: Loudness
+#   3: Waveform
+#   4: Spectrum
+#   5: Dynamics
+section = 2
+
+# Mix graphs visibility [boolean]: true/false
+mixvis = true
+
+# Reference graphs visibility [boolean]: true/false
+refvis = true
+
+# Current value graphs visibility [boolean]: true/false
+currvis = true
+
+# Minimum graphs visibility [boolean]: true/false
+minvis = false
+
+# Maximum graphs visibility [boolean]: true/false
+maxvis = false
+
+# Freeze graphs [boolean]: true/false
+freeze = false
+
+# Gain matching mode: 0..2
+#   0: None
+#   1: Reference
+#   2: Mix
+gmmode = 2
+
+# Gain matching reactivity [s]: 0.10000000..5.00000000
+gmreact = 1.00000
+
+# Filter position in the chain: 0..1
+#   0: Pre-eq
+#   1: Post-eq
+fpos = 0
+
+# Filter mode: 0..3
+#   0: IIR
+#   1: FIR
+#   2: FFT
+#   3: SPM
+fmode = 0
+
+# Filter slope: 0..7
+#   0: 12 dB/oct
+#   1: 24 dB/oct
+#   2: 36 dB/oct
+#   3: 48 dB/oct
+#   4: 60 dB/oct
+#   5: 72 dB/oct
+#   6: 84 dB/oct
+#   7: 96 dB/oct
+fslope = 3
+
+# Filter selector: 0..6
+#   0: Off
+#   1: Sub Bass
+#   2: Bass
+#   3: Low Mid
+#   4: Mid
+#   5: High Mid
+#   6: High
+fsel = 0
+
+# Post-filter sub-bass high frequency [Hz]: 20.00000000..80.00000000
+fsub = 60.00000
+
+# Post-filter bass high frequency [Hz]: 80.00000000..350.00000000
+fbass = 250.00000
+
+# Post-filter low-mid frequency [Hz]: 350.00000000..1000.00000000
+flomid = 500.00000
+
+# Post-filter mid frequency [Hz]: 1000.00000000..4000.00000000
+fmid = 2000.00000
+
+# Post-filter high-mid frequency [Hz]: 4000.00000000..12000.00000000
+fhimid = 6000.00000
+
+# Graph display maximum time [s]: 2.00000000..20.00000000
+maxtime = 8.40001
+
+# Integrated LUFS integration period [s]: 5.00000000..60.00000000
+ilufsit = 20.00000
+
+# Peak graph visible [boolean]: true/false
+lmpk = false
+
+# True peak graph visible [boolean]: true/false
+lmtp = true
+
+# RMS graph visible [boolean]: true/false
+lmrms = false
+
+# Momentary LUFS graph visible [boolean]: true/false
+lmmlufs = true
+
+# Short-term LUFS graph visible [boolean]: true/false
+lmslufs = true
+
+# Integrated LUFS graph visible [boolean]: true/false
+lmilufs = false
+
+# PSR measurement time period [s]: 1.00000000..30.00000000
+psrtime = 10.00000
+
+# PSR measurement threshold [G]: 1.12202001..6.30956984
+psrthr = 7.00 db
+
+# PSR hystogram mode: 0..2
+#   0: Density
+#   1: Frequency
+#   2: Normalized
+psrmode = 0
+
+# Mix waveform frame offset [s]: 0.00000000..2.00000000
+mixwfof = 0.00000
+
+# Reference waveform frame offset [s]: 0.00000000..2.00000000
+refwfof = 0.00000
+
+# Waveform frame length [s]: 0.00500000..2.00000000
+wflen = 2.00000
+
+# Logarithmic scale [boolean]: true/false
+wflog = false
+
+# Minimum graph scale [dB]: -72.00000000..-12.00000000
+wfscmin = -36.00000
+
+# Maximum graph scale [dB]: -48.00000000..12.00000000
+wfscmax = 0.00000
+
+# FFT horizontal marker [G]: 0.00025119..15.84893036
+famhor = 0.00 db
+
+# FFT horizontal marker visibility [boolean]: true/false
+famhorv = false
+
+# FFT vertical marker source: 0..1
+#   0: Mix
+#   1: Reference
+famvers = 0
+
+# FFT vertical marker [Hz]: 10.00000000..24000.00000000
+famver = 24000.00000
+
+# FFT Tolerance: 0..4
+#   0: 1024
+#   1: 2048
+#   2: 4096
+#   3: 8192
+#   4: 16384
+ffttol = 2
+
+# FFT Window: 0..20
+#   0: Hann
+#   1: Hamming
+#   2: Blackman
+#   3: Lanczos
+#   4: Gaussian
+#   5: Poisson
+#   6: Parzen
+#   7: Tukey
+#   8: Welch
+#   9: Nuttall
+#   10: Blackman-Nuttall
+#   11: Blackman-Harris
+#   12: Hann-Poisson
+#   13: Bartlett-Hann
+#   14: Bartlett-Fejer
+#   15: Triangular
+#   16: Rectangular
+#   17: Flat top
+#   18: Cosine
+#   19: Squared Cosine
+#   20: Cubic
+fftwnd = 0
+
+# FFT Envelope: 0..6
+#   0: Violet noise
+#   1: Blue noise
+#   2: White noise
+#   3: Pink noise
+#   4: Brown noise
+#   5: 4.5 dB/oct fall-off
+#   6: 4.5 dB/oct raise
+fftenv = 3
+
+# FFT Reactivity [s]: 0.00000000..10.00000000
+fftrea = 1.00000
+
+# FFT Damping [boolean]: true/false
+fftdamp = true
+
+# FFT Reset [boolean]: true/false
+fftrst = false
+
+# FFT Ballistics [s]: 1.00000000..50.00000000
+fftbal = 10.00000
+
+# Sample Selector: 0..3
+#   0: Sample 1
+#   1: Sample 2
+#   2: Sample 3
+#   3: Sample 4
+ssel = 0
+
+# Sample 1 file [pathname]
+sf_1 = "/home/mad-bor/Рабочий стол/cfgs_lsp_1.20/refer.wav"
+
+# Sample 1 gain [G]: 0.00000000..15.84893036
+sg_1 = 0.00 db
+
+# Sample 1 loop selector: 0..3
+#   0: Loop 1
+#   1: Loop 2
+#   2: Loop 3
+#   3: Loop 4
+ls_1 = 2
+
+# Sample 1 loop 1 start [s]: 0.00000000..1000.00000000
+lb_1_1 = 0.00000
+
+# Sample 1 loop 1 end [s]: 0.00000000..1000.00000000
+le_1_1 = 1000.00000
+
+# Sample 1 loop 2 start [s]: 0.00000000..1000.00000000
+lb_1_2 = 0.00000
+
+# Sample 1 loop 2 end [s]: 0.00000000..1000.00000000
+le_1_2 = 1000.00000
+
+# Sample 1 loop 3 start [s]: 0.00000000..1000.00000000
+lb_1_3 = 88.43024
+
+# Sample 1 loop 3 end [s]: 0.00000000..1000.00000000
+le_1_3 = 99.76746
+
+# Sample 1 loop 4 start [s]: 0.00000000..1000.00000000
+lb_1_4 = 0.00000
+
+# Sample 1 loop 4 end [s]: 0.00000000..1000.00000000
+le_1_4 = 1000.00000
+
+# Sample 2 file [pathname]
+sf_2 = ""
+
+# Sample 2 gain [G]: 0.00000000..15.84893036
+sg_2 = 0.00 db
+
+# Sample 2 loop selector: 0..3
+#   0: Loop 1
+#   1: Loop 2
+#   2: Loop 3
+#   3: Loop 4
+ls_2 = 0
+
+# Sample 2 loop 1 start [s]: 0.00000000..1000.00000000
+lb_2_1 = 0.00000
+
+# Sample 2 loop 1 end [s]: 0.00000000..1000.00000000
+le_2_1 = 1000.00000
+
+# Sample 2 loop 2 start [s]: 0.00000000..1000.00000000
+lb_2_2 = 0.00000
+
+# Sample 2 loop 2 end [s]: 0.00000000..1000.00000000
+le_2_2 = 1000.00000
+
+# Sample 2 loop 3 start [s]: 0.00000000..1000.00000000
+lb_2_3 = 0.00000
+
+# Sample 2 loop 3 end [s]: 0.00000000..1000.00000000
+le_2_3 = 1000.00000
+
+# Sample 2 loop 4 start [s]: 0.00000000..1000.00000000
+lb_2_4 = 0.00000
+
+# Sample 2 loop 4 end [s]: 0.00000000..1000.00000000
+le_2_4 = 1000.00000
+
+# Sample 3 file [pathname]
+sf_3 = ""
+
+# Sample 3 gain [G]: 0.00000000..15.84893036
+sg_3 = 0.00 db
+
+# Sample 3 loop selector: 0..3
+#   0: Loop 1
+#   1: Loop 2
+#   2: Loop 3
+#   3: Loop 4
+ls_3 = 0
+
+# Sample 3 loop 1 start [s]: 0.00000000..1000.00000000
+lb_3_1 = 0.00000
+
+# Sample 3 loop 1 end [s]: 0.00000000..1000.00000000
+le_3_1 = 1000.00000
+
+# Sample 3 loop 2 start [s]: 0.00000000..1000.00000000
+lb_3_2 = 0.00000
+
+# Sample 3 loop 2 end [s]: 0.00000000..1000.00000000
+le_3_2 = 1000.00000
+
+# Sample 3 loop 3 start [s]: 0.00000000..1000.00000000
+lb_3_3 = 0.00000
+
+# Sample 3 loop 3 end [s]: 0.00000000..1000.00000000
+le_3_3 = 1000.00000
+
+# Sample 3 loop 4 start [s]: 0.00000000..1000.00000000
+lb_3_4 = 0.00000
+
+# Sample 3 loop 4 end [s]: 0.00000000..1000.00000000
+le_3_4 = 1000.00000
+
+# Sample 4 file [pathname]
+sf_4 = ""
+
+# Sample 4 gain [G]: 0.00000000..15.84893036
+sg_4 = 0.00 db
+
+# Sample 4 loop selector: 0..3
+#   0: Loop 1
+#   1: Loop 2
+#   2: Loop 3
+#   3: Loop 4
+ls_4 = 0
+
+# Sample 4 loop 1 start [s]: 0.00000000..1000.00000000
+lb_4_1 = 0.00000
+
+# Sample 4 loop 1 end [s]: 0.00000000..1000.00000000
+le_4_1 = 1000.00000
+
+# Sample 4 loop 2 start [s]: 0.00000000..1000.00000000
+lb_4_2 = 0.00000
+
+# Sample 4 loop 2 end [s]: 0.00000000..1000.00000000
+le_4_2 = 1000.00000
+
+# Sample 4 loop 3 start [s]: 0.00000000..1000.00000000
+lb_4_3 = 0.00000
+
+# Sample 4 loop 3 end [s]: 0.00000000..1000.00000000
+le_4_3 = 1000.00000
+
+# Sample 4 loop 4 start [s]: 0.00000000..1000.00000000
+lb_4_4 = 0.00000
+
+# Sample 4 loop 4 end [s]: 0.00000000..1000.00000000
+le_4_4 = 1000.00000
+
+
+# -------------------------------------------------------------------------------
+# KVT parameters
+# -------------------------------------------------------------------------------
+
+
+# -------------------------------------------------------------------------------
diff --git a/res/doc/configs/referencer_stereo.cfg b/res/doc/configs/referencer_stereo.cfg
new file mode 100644
index 0000000..d1913e3
--- /dev/null
+++ b/res/doc/configs/referencer_stereo.cfg
@@ -0,0 +1,459 @@
+# -------------------------------------------------------------------------------
+# This file contains configuration of the audio plugin.
+#   Package:                 test (Test Case)
+#   Package version:         0.0.0-devel
+#   Plugin name:             Referencer Stereo (Referencer Stereo)
+#   Plugin version:          1.0.0
+#   UID:                     referencer_stereo
+#   CLAP URI:                in.lsp-plug.referencer_stereo
+#   GStreamer identifier:    lsp-plugins-referencer-stereo
+#   LV2 URI:                 http://lsp-plug.in/plugins/lv2/referencer_stereo
+#   VST 2.x identifier:      rf1s
+#   VST 3.x identifier:      64737020726631732020202072663173
+# 
+# (C) Test Case
+#   https://lsp-plug.in/
+# 
+# -------------------------------------------------------------------------------
+
+# Bypass [boolean]: true/false
+bypass = false
+
+# Playback [boolean]: true/false
+play = false
+
+# Playback sample selector: 1..4
+pssel = 1
+
+# Playback loop selector: 1..4
+plsel = 1
+
+# Audio source: 0..2
+#   0: Mix
+#   1: Reference
+#   2: Both
+source = 0
+
+# Tab section selector: 0..7
+#   0: Overview
+#   1: Samples
+#   2: Loudness
+#   3: Waveform
+#   4: Spectrum
+#   5: Dynamics
+#   6: Correlation
+#   7: Stereo
+section = 0
+
+# Mix graphs visibility [boolean]: true/false
+mixvis = true
+
+# Reference graphs visibility [boolean]: true/false
+refvis = true
+
+# Current value graphs visibility [boolean]: true/false
+currvis = true
+
+# Minimum graphs visibility [boolean]: true/false
+minvis = true
+
+# Maximum graphs visibility [boolean]: true/false
+maxvis = true
+
+# Freeze graphs [boolean]: true/false
+freeze = false
+
+# Gain matching mode: 0..2
+#   0: None
+#   1: Reference
+#   2: Mix
+gmmode = 1
+
+# Gain matching reactivity [s]: 0.10000000..5.00000000
+gmreact = 1.00000
+
+# Filter position in the chain: 0..1
+#   0: Pre-eq
+#   1: Post-eq
+fpos = 0
+
+# Filter mode: 0..3
+#   0: IIR
+#   1: FIR
+#   2: FFT
+#   3: SPM
+fmode = 0
+
+# Filter slope: 0..7
+#   0: 12 dB/oct
+#   1: 24 dB/oct
+#   2: 36 dB/oct
+#   3: 48 dB/oct
+#   4: 60 dB/oct
+#   5: 72 dB/oct
+#   6: 84 dB/oct
+#   7: 96 dB/oct
+fslope = 3
+
+# Filter selector: 0..6
+#   0: Off
+#   1: Sub Bass
+#   2: Bass
+#   3: Low Mid
+#   4: Mid
+#   5: High Mid
+#   6: High
+fsel = 5
+
+# Post-filter sub-bass high frequency [Hz]: 20.00000000..80.00000000
+fsub = 60.00000
+
+# Post-filter bass high frequency [Hz]: 80.00000000..350.00000000
+fbass = 250.00000
+
+# Post-filter low-mid frequency [Hz]: 350.00000000..1000.00000000
+flomid = 473.25195
+
+# Post-filter mid frequency [Hz]: 1000.00000000..4000.00000000
+fmid = 2000.00000
+
+# Post-filter high-mid frequency [Hz]: 4000.00000000..12000.00000000
+fhimid = 7937.97900
+
+# Graph display maximum time [s]: 2.00000000..20.00000000
+maxtime = 5.00000
+
+# Integrated LUFS integration period [s]: 5.00000000..60.00000000
+ilufsit = 20.00000
+
+# Peak graph visible [boolean]: true/false
+lmpk = false
+
+# True peak graph visible [boolean]: true/false
+lmtp = true
+
+# RMS graph visible [boolean]: true/false
+lmrms = false
+
+# Momentary LUFS graph visible [boolean]: true/false
+lmmlufs = false
+
+# Short-term LUFS graph visible [boolean]: true/false
+lmslufs = true
+
+# Integrated LUFS graph visible [boolean]: true/false
+lmilufs = false
+
+# PSR measurement time period [s]: 1.00000000..30.00000000
+psrtime = 10.00000
+
+# PSR measurement threshold [G]: 1.12202001..6.30956984
+psrthr = 7.00 db
+
+# PSR hystogram mode: 0..2
+#   0: Density
+#   1: Frequency
+#   2: Normalized
+psrmode = 0
+
+# Mix waveform frame offset [s]: 0.00000000..2.00000000
+mixwfof = 0.00000
+
+# Reference waveform frame offset [s]: 0.00000000..2.00000000
+refwfof = 0.00000
+
+# Waveform frame length [s]: 0.00500000..2.00000000
+wflen = 2.00000
+
+# Logarithmic scale [boolean]: true/false
+wflog = false
+
+# Minimum graph scale [dB]: -72.00000000..-12.00000000
+wfscmin = -36.00000
+
+# Maximum graph scale [dB]: -48.00000000..12.00000000
+wfscmax = 0.00000
+
+# FFT horizontal marker [G]: 0.00025119..15.84893036
+famhor = 0.00 db
+
+# FFT horizontal marker visibility [boolean]: true/false
+famhorv = false
+
+# FFT vertical marker source: 0..7
+#   0: Mix Left
+#   1: Mix Right
+#   2: Mix Mid
+#   3: Mix Side
+#   4: Reference Left
+#   5: Reference Right
+#   6: Reference Mid
+#   7: Reference Side
+famvers = 2
+
+# FFT vertical marker [Hz]: 10.00000000..24000.00000000
+famver = 24000.00000
+
+# FFT Tolerance: 0..4
+#   0: 1024
+#   1: 2048
+#   2: 4096
+#   3: 8192
+#   4: 16384
+ffttol = 2
+
+# FFT Window: 0..20
+#   0: Hann
+#   1: Hamming
+#   2: Blackman
+#   3: Lanczos
+#   4: Gaussian
+#   5: Poisson
+#   6: Parzen
+#   7: Tukey
+#   8: Welch
+#   9: Nuttall
+#   10: Blackman-Nuttall
+#   11: Blackman-Harris
+#   12: Hann-Poisson
+#   13: Bartlett-Hann
+#   14: Bartlett-Fejer
+#   15: Triangular
+#   16: Rectangular
+#   17: Flat top
+#   18: Cosine
+#   19: Squared Cosine
+#   20: Cubic
+fftwnd = 0
+
+# FFT Envelope: 0..6
+#   0: Violet noise
+#   1: Blue noise
+#   2: White noise
+#   3: Pink noise
+#   4: Brown noise
+#   5: 4.5 dB/oct fall-off
+#   6: 4.5 dB/oct raise
+fftenv = 3
+
+# FFT Reactivity [s]: 0.00000000..10.00000000
+fftrea = 1.00000
+
+# FFT Damping [boolean]: true/false
+fftdamp = true
+
+# FFT Reset [boolean]: true/false
+fftrst = false
+
+# FFT Ballistics [s]: 1.00000000..50.00000000
+fftbal = 10.00000
+
+# Output mode: 0..10
+#   0: Stereo
+#   1: Inverse Stereo
+#   2: Mono
+#   3: Side
+#   4: Sides
+#   5: Mid/Side
+#   6: Side/Mid
+#   7: Left Only
+#   8: Left
+#   9: Right
+#   10: Right Only
+mode = 7
+
+# Correlation view mode: 0..1
+#   0: Spectrum
+#   1: History
+corrdis = 0
+
+# Stereo analysis type: 0..1
+#   0: L/R Panorama
+#   1: M/S Balance
+stertyp = 0
+
+# Stereo view mode: 0..1
+#   0: Spectrum
+#   1: History
+sterdis = 0
+
+# Visibilty of FFT/waveform analysis for left channel [boolean]: true/false
+left_v = false
+
+# Visibilty of FFT/waveform analysis for right channel [boolean]: true/false
+right_v = false
+
+# Visibilty of FFT/waveform analysis for middle channel [boolean]: true/false
+mid_v = true
+
+# Visibilty of FFT/waveform analysis for side channel [boolean]: true/false
+side_v = false
+
+# Goniometer strobe history size: 0.00000000..10.00000000
+goniohs = 5.00000
+
+# Maximum dots for plotting goniometer: 512.00000000..8192.00000000
+goniond = 2048.00000
+
+# Sample Selector: 0..3
+#   0: Sample 1
+#   1: Sample 2
+#   2: Sample 3
+#   3: Sample 4
+ssel = 0
+
+# Sample 1 file [pathname]
+sf_1 = "/home/mad-bor/Рабочий стол/cfgs_lsp_1.20/refer.wav"
+
+# Sample 1 gain [G]: 0.00000000..15.84893036
+sg_1 = 0.00 db
+
+# Sample 1 loop selector: 0..3
+#   0: Loop 1
+#   1: Loop 2
+#   2: Loop 3
+#   3: Loop 4
+ls_1 = 0
+
+# Sample 1 loop 1 start [s]: 0.00000000..1000.00000000
+lb_1_1 = 31.74419
+
+# Sample 1 loop 1 end [s]: 0.00000000..1000.00000000
+le_1_1 = 58.95350
+
+# Sample 1 loop 2 start [s]: 0.00000000..1000.00000000
+lb_1_2 = 0.00000
+
+# Sample 1 loop 2 end [s]: 0.00000000..1000.00000000
+le_1_2 = 1000.00000
+
+# Sample 1 loop 3 start [s]: 0.00000000..1000.00000000
+lb_1_3 = 0.00000
+
+# Sample 1 loop 3 end [s]: 0.00000000..1000.00000000
+le_1_3 = 1000.00000
+
+# Sample 1 loop 4 start [s]: 0.00000000..1000.00000000
+lb_1_4 = 0.00000
+
+# Sample 1 loop 4 end [s]: 0.00000000..1000.00000000
+le_1_4 = 1000.00000
+
+# Sample 2 file [pathname]
+sf_2 = ""
+
+# Sample 2 gain [G]: 0.00000000..15.84893036
+sg_2 = 0.00 db
+
+# Sample 2 loop selector: 0..3
+#   0: Loop 1
+#   1: Loop 2
+#   2: Loop 3
+#   3: Loop 4
+ls_2 = 0
+
+# Sample 2 loop 1 start [s]: 0.00000000..1000.00000000
+lb_2_1 = 0.00000
+
+# Sample 2 loop 1 end [s]: 0.00000000..1000.00000000
+le_2_1 = 1000.00000
+
+# Sample 2 loop 2 start [s]: 0.00000000..1000.00000000
+lb_2_2 = 0.00000
+
+# Sample 2 loop 2 end [s]: 0.00000000..1000.00000000
+le_2_2 = 1000.00000
+
+# Sample 2 loop 3 start [s]: 0.00000000..1000.00000000
+lb_2_3 = 0.00000
+
+# Sample 2 loop 3 end [s]: 0.00000000..1000.00000000
+le_2_3 = 1000.00000
+
+# Sample 2 loop 4 start [s]: 0.00000000..1000.00000000
+lb_2_4 = 0.00000
+
+# Sample 2 loop 4 end [s]: 0.00000000..1000.00000000
+le_2_4 = 1000.00000
+
+# Sample 3 file [pathname]
+sf_3 = ""
+
+# Sample 3 gain [G]: 0.00000000..15.84893036
+sg_3 = 0.00 db
+
+# Sample 3 loop selector: 0..3
+#   0: Loop 1
+#   1: Loop 2
+#   2: Loop 3
+#   3: Loop 4
+ls_3 = 0
+
+# Sample 3 loop 1 start [s]: 0.00000000..1000.00000000
+lb_3_1 = 0.00000
+
+# Sample 3 loop 1 end [s]: 0.00000000..1000.00000000
+le_3_1 = 1000.00000
+
+# Sample 3 loop 2 start [s]: 0.00000000..1000.00000000
+lb_3_2 = 0.00000
+
+# Sample 3 loop 2 end [s]: 0.00000000..1000.00000000
+le_3_2 = 1000.00000
+
+# Sample 3 loop 3 start [s]: 0.00000000..1000.00000000
+lb_3_3 = 0.00000
+
+# Sample 3 loop 3 end [s]: 0.00000000..1000.00000000
+le_3_3 = 1000.00000
+
+# Sample 3 loop 4 start [s]: 0.00000000..1000.00000000
+lb_3_4 = 0.00000
+
+# Sample 3 loop 4 end [s]: 0.00000000..1000.00000000
+le_3_4 = 1000.00000
+
+# Sample 4 file [pathname]
+sf_4 = ""
+
+# Sample 4 gain [G]: 0.00000000..15.84893036
+sg_4 = 0.00 db
+
+# Sample 4 loop selector: 0..3
+#   0: Loop 1
+#   1: Loop 2
+#   2: Loop 3
+#   3: Loop 4
+ls_4 = 0
+
+# Sample 4 loop 1 start [s]: 0.00000000..1000.00000000
+lb_4_1 = 0.00000
+
+# Sample 4 loop 1 end [s]: 0.00000000..1000.00000000
+le_4_1 = 1000.00000
+
+# Sample 4 loop 2 start [s]: 0.00000000..1000.00000000
+lb_4_2 = 0.00000
+
+# Sample 4 loop 2 end [s]: 0.00000000..1000.00000000
+le_4_2 = 1000.00000
+
+# Sample 4 loop 3 start [s]: 0.00000000..1000.00000000
+lb_4_3 = 0.00000
+
+# Sample 4 loop 3 end [s]: 0.00000000..1000.00000000
+le_4_3 = 1000.00000
+
+# Sample 4 loop 4 start [s]: 0.00000000..1000.00000000
+lb_4_4 = 0.00000
+
+# Sample 4 loop 4 end [s]: 0.00000000..1000.00000000
+le_4_4 = 1000.00000
+
+
+# -------------------------------------------------------------------------------
+# KVT parameters
+# -------------------------------------------------------------------------------
+
+
+# -------------------------------------------------------------------------------
diff --git a/res/doc/screenshots/referencer_mono.png b/res/doc/screenshots/referencer_mono.png
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diff --git a/res/doc/screenshots/referencer_stereo.png b/res/doc/screenshots/referencer_stereo.png
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