From ccd3293f3d6458ceca0f96c6a190dc50b3a1afc0 Mon Sep 17 00:00:00 2001
From: Martin Konecny <martin.konecny@gmail.com>
Date: Thu, 25 Apr 2013 18:23:02 -0400
Subject: [PATCH] CC-4417: Opus codec support

---
 python_apps/pypo/liquidsoap_scripts/aac.liq   |  68 +++++
 .../pypo/liquidsoap_scripts/aacplus.liq       |  68 +++++
 .../pypo/liquidsoap_scripts/ls_lib.liq        | 280 ++----------------
 python_apps/pypo/liquidsoap_scripts/mp3.liq   |  68 +++++
 python_apps/pypo/liquidsoap_scripts/ogg.liq   |  60 ++++
 python_apps/pypo/liquidsoap_scripts/opus.liq  |  68 +++++
 6 files changed, 349 insertions(+), 263 deletions(-)
 create mode 100644 python_apps/pypo/liquidsoap_scripts/aac.liq
 create mode 100644 python_apps/pypo/liquidsoap_scripts/aacplus.liq
 create mode 100644 python_apps/pypo/liquidsoap_scripts/mp3.liq
 create mode 100644 python_apps/pypo/liquidsoap_scripts/ogg.liq
 create mode 100644 python_apps/pypo/liquidsoap_scripts/opus.liq

diff --git a/python_apps/pypo/liquidsoap_scripts/aac.liq b/python_apps/pypo/liquidsoap_scripts/aac.liq
new file mode 100644
index 000000000..6990ea89d
--- /dev/null
+++ b/python_apps/pypo/liquidsoap_scripts/aac.liq
@@ -0,0 +1,68 @@
+            if bitrate == 24 then 
+                if stereo then
+                    ignore(output_stereo(%aac(bitrate = 24, channels = 2), !source))
+                else
+                    ignore(output_mono(%aac(bitrate = 24, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 32 then
+                if stereo then
+                    ignore(output_stereo(%aac(bitrate = 32, channels = 2), !source))
+                else
+                    ignore(output_mono(%aac(bitrate = 32, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 48 then
+                if stereo then
+                    ignore(output_stereo(%aac(bitrate = 48, channels = 2), !source))
+                else
+                    ignore(output_mono(%aac(bitrate = 48, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 64 then
+                if stereo then
+                    ignore(output_stereo(%aac(bitrate = 64, channels = 2), !source))
+                else
+                    ignore(output_mono(%aac(bitrate = 64, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 96 then
+                if stereo then
+                    ignore(output_stereo(%aac(bitrate = 96, channels = 2), !source))
+                else
+                    ignore(output_mono(%aac(bitrate = 96, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 128 then
+                if stereo then
+                    ignore(output_stereo(%aac(bitrate = 128, channels = 2), !source))
+                else
+                    ignore(output_mono(%aac(bitrate = 128, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 160 then
+                if stereo then
+                    ignore(output_stereo(%aac(bitrate = 160, channels = 2), !source))
+                else
+                    ignore(output_mono(%aac(bitrate = 160, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 192 then
+                if stereo then
+                    ignore(output_stereo(%aac(bitrate = 192, channels = 2), !source))
+                else
+                    ignore(output_mono(%aac(bitrate = 192, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 224 then
+                if stereo then
+                    ignore(output_stereo(%aac(bitrate = 224, channels = 2), !source))
+                else
+                    ignore(output_mono(%aac(bitrate = 224, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 256 then
+                if stereo then
+                    ignore(output_stereo(%aac(bitrate = 256, channels = 2), !source))
+                else
+                    ignore(output_mono(%aac(bitrate = 256, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 320 then
+                if stereo then
+                    ignore(output_stereo(%aac(bitrate = 320, channels = 2), !source))
+                else
+                    ignore(output_mono(%aac(bitrate = 320, channels = 1), mean(!source)))
+                end
+            end
+
diff --git a/python_apps/pypo/liquidsoap_scripts/aacplus.liq b/python_apps/pypo/liquidsoap_scripts/aacplus.liq
new file mode 100644
index 000000000..6cd2545d7
--- /dev/null
+++ b/python_apps/pypo/liquidsoap_scripts/aacplus.liq
@@ -0,0 +1,68 @@
+            if bitrate == 24 then 
+                if stereo then
+                    ignore(output_stereo(%aacplus(bitrate = 24, channels = 2), !source))
+                else
+                    ignore(output_mono(%aacplus(bitrate = 24, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 32 then
+                if stereo then
+                    ignore(output_stereo(%aacplus(bitrate = 32, channels = 2), !source))
+                else
+                    ignore(output_mono(%aacplus(bitrate = 32, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 48 then
+                if stereo then
+                    ignore(output_stereo(%aacplus(bitrate = 48, channels = 2), !source))
+                else
+                    ignore(output_mono(%aacplus(bitrate = 48, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 64 then
+                if stereo then
+                    ignore(output_stereo(%aacplus(bitrate = 64, channels = 2), !source))
+                else
+                    ignore(output_mono(%aacplus(bitrate = 64, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 96 then
+                if stereo then
+                    ignore(output_stereo(%aacplus(bitrate = 96, channels = 2), !source))
+                else
+                    ignore(output_mono(%aacplus(bitrate = 96, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 128 then
+                if stereo then
+                    ignore(output_stereo(%aacplus(bitrate = 128, channels = 2), !source))
+                else
+                    ignore(output_mono(%aacplus(bitrate = 128, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 160 then
+                if stereo then
+                    ignore(output_stereo(%aacplus(bitrate = 160, channels = 2), !source))
+                else
+                    ignore(output_mono(%aacplus(bitrate = 160, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 192 then
+                if stereo then
+                    ignore(output_stereo(%aacplus(bitrate = 192, channels = 2), !source))
+                else
+                    ignore(output_mono(%aacplus(bitrate = 192, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 224 then
+                if stereo then
+                    ignore(output_stereo(%aacplus(bitrate = 224, channels = 2), !source))
+                else
+                    ignore(output_mono(%aacplus(bitrate = 224, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 256 then
+                if stereo then
+                    ignore(output_stereo(%aacplus(bitrate = 256, channels = 2), !source))
+                else
+                    ignore(output_mono(%aacplus(bitrate = 256, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 320 then
+                if stereo then
+                    ignore(output_stereo(%aacplus(bitrate = 320, channels = 2), !source))
+                else
+                    ignore(output_mono(%aacplus(bitrate = 320, channels = 1), mean(!source)))
+                end
+            end
+
diff --git a/python_apps/pypo/liquidsoap_scripts/ls_lib.liq b/python_apps/pypo/liquidsoap_scripts/ls_lib.liq
index 09f3d3017..9afa28db9 100644
--- a/python_apps/pypo/liquidsoap_scripts/ls_lib.liq
+++ b/python_apps/pypo/liquidsoap_scripts/ls_lib.liq
@@ -123,201 +123,15 @@ def output_to(output_type, type, bitrate, host, port, pass, mount_point, url, de
                     on_error = on_error,
                     on_connect = on_connect)
         if type == "mp3" then
-            if bitrate == 24 then 
-                if stereo then
-                    ignore(output_stereo(%mp3(bitrate = 24, stereo = true), !source))
-                else
-                    ignore(output_mono(%mp3(bitrate = 24, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 32 then
-                if stereo then
-                    ignore(output_stereo(%mp3(bitrate = 32, stereo = true), !source))
-                else
-                    ignore(output_mono(%mp3(bitrate = 32, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 48 then
-                if stereo then
-                    ignore(output_stereo(%mp3(bitrate = 48, stereo = true), !source))
-                else
-                    ignore(output_mono(%mp3(bitrate = 48, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 64 then
-                if stereo then
-                    ignore(output_stereo(%mp3(bitrate = 64, stereo = true), !source))
-                else
-                    ignore(output_mono(%mp3(bitrate = 64, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 96 then
-                if stereo then
-                    ignore(output_stereo(%mp3(bitrate = 96, stereo = true), !source))
-                else
-                    ignore(output_mono(%mp3(bitrate = 96, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 128 then
-                if stereo then
-                    ignore(output_stereo(%mp3(bitrate = 128, stereo = true), !source))
-                else
-                    ignore(output_mono(%mp3(bitrate = 128, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 160 then
-                if stereo then
-                    ignore(output_stereo(%mp3(bitrate = 160, stereo = true), !source))
-                else
-                    ignore(output_mono(%mp3(bitrate = 160, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 192 then
-                if stereo then
-                    ignore(output_stereo(%mp3(bitrate = 192, stereo = true), !source))
-                else
-                    ignore(output_mono(%mp3(bitrate = 192, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 224 then
-                if stereo then
-                    ignore(output_stereo(%mp3(bitrate = 224, stereo = true), !source))
-                else
-                    ignore(output_mono(%mp3(bitrate = 224, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 256 then
-                if stereo then
-                    ignore(output_stereo(%mp3(bitrate = 256, stereo = true), !source))
-                else
-                    ignore(output_mono(%mp3(bitrate = 256, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 320 then
-                if stereo then
-                    ignore(output_stereo(%mp3(bitrate = 320, stereo = true), !source))
-                else
-                    ignore(output_mono(%mp3(bitrate = 320, stereo = false), mean(!source)))
-                end
-            end
-        elsif type == "xxx" then
-            if not icecast_vorbis_metadata then
-                source := add(normalize=false, [amplify(0.00001, noise()), !source])
-            end
-
-            if bitrate == 24 or bitrate == 32 or bitrate == 48 then 
-                if stereo then
-                    ignore(output_stereo(%vorbis(quality=-0.1, channels = 2), !source))
-                else
-                    ignore(output_mono(%vorbis(quality=-0.1, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 64 then
-                if stereo then
-                    ignore(output_stereo(%vorbis(quality=0, channels = 2), !source))
-                else
-                    ignore(output_mono(%vorbis(quality=0, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 96 then
-                if stereo then
-                    ignore(output_stereo(%vorbis(quality=0.2, channels = 2), !source))
-                else
-                    ignore(output_mono(%vorbis(quality=0.2, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 128 then
-                if stereo then
-                    ignore(output_stereo(%vorbis(quality=0.4, channels = 2), !source))
-                else
-                    ignore(output_mono(%vorbis(quality=0.4, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 160 then
-                if stereo then
-                    ignore(output_stereo(%vorbis(quality=0.5, channels = 2), !source))
-                else
-                    ignore(output_mono(%vorbis(quality=0.5, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 192 then
-                if stereo then
-                    ignore(output_stereo(%vorbis(quality=0.6, channels = 2), !source))
-                else
-                    ignore(output_mono(%vorbis(quality=0.6, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 224 then
-                if stereo then
-                    ignore(output_stereo(%vorbis(quality=0.7, channels = 2), !source))
-                else
-                    ignore(output_mono(%vorbis(quality=0.7, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 256 then
-                if stereo then
-                    ignore(output_stereo(%vorbis(quality=0.8, channels = 2), !source))
-                else
-                    ignore(output_mono(%vorbis(quality=0.8, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 320 then
-                if stereo then
-                    ignore(output_stereo(%vorbis(quality=0.9, channels = 2), !source))
-                else
-                    ignore(output_mono(%vorbis(quality=0.9, channels = 1), mean(!source)))
-                end
-            end
+            %include "mp3.liq"
+        elsif type == "ogg" then
+            %include "ogg.liq"
+        elsif type == "opus" then
+            %include "opus.liq"
+        elsif type == "aac" then
+            %include "aac.liq"
         else
-            if bitrate == 24 then 
-                if stereo then
-                    ignore(output_stereo(%opus(bitrate = 24, channels = 2), !source))
-                else
-                    ignore(output_mono(%opus(bitrate = 24, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 32 then
-                if stereo then
-                    ignore(output_stereo(%opus(bitrate = 32, channels = 2), !source))
-                else
-                    ignore(output_mono(%opus(bitrate = 32, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 48 then
-                if stereo then
-                    ignore(output_stereo(%opus(bitrate = 48, channels = 2), !source))
-                else
-                    ignore(output_mono(%opus(bitrate = 48, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 64 then
-                if stereo then
-                    ignore(output_stereo(%opus(bitrate = 64, channels = 2), !source))
-                else
-                    ignore(output_mono(%opus(bitrate = 64, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 96 then
-                if stereo then
-                    ignore(output_stereo(%opus(bitrate = 96, channels = 2), !source))
-                else
-                    ignore(output_mono(%opus(bitrate = 96, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 128 then
-                if stereo then
-                    ignore(output_stereo(%opus(bitrate = 128, channels = 2), !source))
-                else
-                    ignore(output_mono(%opus(bitrate = 128, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 160 then
-                if stereo then
-                    ignore(output_stereo(%opus(bitrate = 160, channels = 2), !source))
-                else
-                    ignore(output_mono(%opus(bitrate = 160, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 192 then
-                if stereo then
-                    ignore(output_stereo(%opus(bitrate = 192, channels = 2), !source))
-                else
-                    ignore(output_mono(%opus(bitrate = 192, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 224 then
-                if stereo then
-                    ignore(output_stereo(%opus(bitrate = 224, channels = 2), !source))
-                else
-                    ignore(output_mono(%opus(bitrate = 224, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 256 then
-                if stereo then
-                    ignore(output_stereo(%opus(bitrate = 256, channels = 2), !source))
-                else
-                    ignore(output_mono(%opus(bitrate = 256, channels = 1), mean(!source)))
-                end
-            elsif bitrate == 320 then
-                if stereo then
-                    ignore(output_stereo(%opus(bitrate = 320, channels = 2), !source))
-                else
-                    ignore(output_mono(%opus(bitrate = 320, channels = 1), mean(!source)))
-                end
-            end
+            %include "aacplus.liq"
         end
     else
         user_ref = ref user
@@ -325,7 +139,7 @@ def output_to(output_type, type, bitrate, host, port, pass, mount_point, url, de
             user_ref := "source"
         end
 
-        output.shoutcast_mono = output.shoutcast(id = "shoutcast_stream_#{stream}",
+        output_mono = output.shoutcast(id = "shoutcast_stream_#{stream}",
                     host = host,
                     port = port,
                     password = pass,
@@ -337,7 +151,7 @@ def output_to(output_type, type, bitrate, host, port, pass, mount_point, url, de
                     on_error = on_error,
                     on_connect = on_connect)
 
-        output.shoutcast_stereo = output.shoutcast(id = "shoutcast_stream_#{stream}",
+        output_stereo = output.shoutcast(id = "shoutcast_stream_#{stream}",
                     host = host,
                     port = port,
                     password = pass,
@@ -349,73 +163,13 @@ def output_to(output_type, type, bitrate, host, port, pass, mount_point, url, de
                     on_error = on_error,
                     on_connect = on_connect)
 
-         if bitrate == 24 then 
-                if stereo then
-                    ignore(output.shoutcast_stereo(%mp3(bitrate = 24, stereo = true), !source))
-                else
-                    ignore(output.shoutcast_mono(%mp3(bitrate = 24, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 32 then
-                if stereo then
-                    ignore(output.shoutcast_stereo(%mp3(bitrate = 32, stereo = true), !source))
-                else
-                    ignore(output.shoutcast_mono(%mp3(bitrate = 32, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 48 then
-                if stereo then
-                    ignore(output.shoutcast_stereo(%mp3(bitrate = 48, stereo = true), !source))
-                else
-                    ignore(output.shoutcast_mono(%mp3(bitrate = 48, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 64 then
-                if stereo then
-                    ignore(output.shoutcast_stereo(%mp3(bitrate = 64, stereo = true), !source))
-                else
-                    ignore(output.shoutcast_mono(%mp3(bitrate = 64, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 96 then
-                if stereo then
-                    ignore(output.shoutcast_stereo(%mp3(bitrate = 96, stereo = true), !source))
-                else
-                    ignore(output.shoutcast_mono(%mp3(bitrate = 96, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 128 then
-                if stereo then
-                    ignore(output.shoutcast_stereo(%mp3(bitrate = 128, stereo = true), !source))
-                else
-                    ignore(output.shoutcast_mono(%mp3(bitrate = 128, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 160 then
-                if stereo then
-                    ignore(output.shoutcast_stereo(%mp3(bitrate = 160, stereo = true), !source))
-                else
-                    ignore(output.shoutcast_mono(%mp3(bitrate = 160, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 192 then
-                if stereo then
-                    ignore(output.shoutcast_stereo(%mp3(bitrate = 192, stereo = true), !source))
-                else
-                    ignore(output.shoutcast_mono(%mp3(bitrate = 192, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 224 then
-                if stereo then
-                    ignore(output.shoutcast_stereo(%mp3(bitrate = 224, stereo = true), !source))
-                else
-                    ignore(output.shoutcast_mono(%mp3(bitrate = 224, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 256 then
-                if stereo then
-                    ignore(output.shoutcast_stereo(%mp3(bitrate = 256, stereo = true), !source))
-                else
-                    ignore(output.shoutcast_mono(%mp3(bitrate = 256, stereo = false), mean(!source)))
-                end
-            elsif bitrate == 320 then
-                if stereo then
-                    ignore(output.shoutcast_stereo(%mp3(bitrate = 320, stereo = true), !source))
-                else
-                    ignore(output.shoutcast_mono(%mp3(bitrate = 320, stereo = false), mean(!source)))
-                end
-            end
+        if type == "mp3" then
+            %include "mp3.liq"
+        elsif type == "aac" then
+            %include "aac.liq"
+        else
+            %include "aacplus.liq"
+        end
     end
 end
 
diff --git a/python_apps/pypo/liquidsoap_scripts/mp3.liq b/python_apps/pypo/liquidsoap_scripts/mp3.liq
new file mode 100644
index 000000000..d403f54d1
--- /dev/null
+++ b/python_apps/pypo/liquidsoap_scripts/mp3.liq
@@ -0,0 +1,68 @@
+            if bitrate == 24 then 
+                if stereo then
+                    ignore(output_stereo(%mp3(bitrate = 24, stereo = true), !source))
+                else
+                    ignore(output_mono(%mp3(bitrate = 24, stereo = false), mean(!source)))
+                end
+            elsif bitrate == 32 then
+                if stereo then
+                    ignore(output_stereo(%mp3(bitrate = 32, stereo = true), !source))
+                else
+                    ignore(output_mono(%mp3(bitrate = 32, stereo = false), mean(!source)))
+                end
+            elsif bitrate == 48 then
+                if stereo then
+                    ignore(output_stereo(%mp3(bitrate = 48, stereo = true), !source))
+                else
+                    ignore(output_mono(%mp3(bitrate = 48, stereo = false), mean(!source)))
+                end
+            elsif bitrate == 64 then
+                if stereo then
+                    ignore(output_stereo(%mp3(bitrate = 64, stereo = true), !source))
+                else
+                    ignore(output_mono(%mp3(bitrate = 64, stereo = false), mean(!source)))
+                end
+            elsif bitrate == 96 then
+                if stereo then
+                    ignore(output_stereo(%mp3(bitrate = 96, stereo = true), !source))
+                else
+                    ignore(output_mono(%mp3(bitrate = 96, stereo = false), mean(!source)))
+                end
+            elsif bitrate == 128 then
+                if stereo then
+                    ignore(output_stereo(%mp3(bitrate = 128, stereo = true), !source))
+                else
+                    ignore(output_mono(%mp3(bitrate = 128, stereo = false), mean(!source)))
+                end
+            elsif bitrate == 160 then
+                if stereo then
+                    ignore(output_stereo(%mp3(bitrate = 160, stereo = true), !source))
+                else
+                    ignore(output_mono(%mp3(bitrate = 160, stereo = false), mean(!source)))
+                end
+            elsif bitrate == 192 then
+                if stereo then
+                    ignore(output_stereo(%mp3(bitrate = 192, stereo = true), !source))
+                else
+                    ignore(output_mono(%mp3(bitrate = 192, stereo = false), mean(!source)))
+                end
+            elsif bitrate == 224 then
+                if stereo then
+                    ignore(output_stereo(%mp3(bitrate = 224, stereo = true), !source))
+                else
+                    ignore(output_mono(%mp3(bitrate = 224, stereo = false), mean(!source)))
+                end
+            elsif bitrate == 256 then
+                if stereo then
+                    ignore(output_stereo(%mp3(bitrate = 256, stereo = true), !source))
+                else
+                    ignore(output_mono(%mp3(bitrate = 256, stereo = false), mean(!source)))
+                end
+            elsif bitrate == 320 then
+                if stereo then
+                    ignore(output_stereo(%mp3(bitrate = 320, stereo = true), !source))
+                else
+                    ignore(output_mono(%mp3(bitrate = 320, stereo = false), mean(!source)))
+                end
+            end
+
diff --git a/python_apps/pypo/liquidsoap_scripts/ogg.liq b/python_apps/pypo/liquidsoap_scripts/ogg.liq
new file mode 100644
index 000000000..178bdf531
--- /dev/null
+++ b/python_apps/pypo/liquidsoap_scripts/ogg.liq
@@ -0,0 +1,60 @@
+            if not icecast_vorbis_metadata then
+                source := add(normalize=false, [amplify(0.00001, noise()), !source])
+            end
+
+            if bitrate == 24 or bitrate == 32 or bitrate == 48 then 
+                if stereo then
+                    ignore(output_stereo(%vorbis(quality=-0.1, channels = 2), !source))
+                else
+                    ignore(output_mono(%vorbis(quality=-0.1, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 64 then
+                if stereo then
+                    ignore(output_stereo(%vorbis(quality=0, channels = 2), !source))
+                else
+                    ignore(output_mono(%vorbis(quality=0, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 96 then
+                if stereo then
+                    ignore(output_stereo(%vorbis(quality=0.2, channels = 2), !source))
+                else
+                    ignore(output_mono(%vorbis(quality=0.2, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 128 then
+                if stereo then
+                    ignore(output_stereo(%vorbis(quality=0.4, channels = 2), !source))
+                else
+                    ignore(output_mono(%vorbis(quality=0.4, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 160 then
+                if stereo then
+                    ignore(output_stereo(%vorbis(quality=0.5, channels = 2), !source))
+                else
+                    ignore(output_mono(%vorbis(quality=0.5, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 192 then
+                if stereo then
+                    ignore(output_stereo(%vorbis(quality=0.6, channels = 2), !source))
+                else
+                    ignore(output_mono(%vorbis(quality=0.6, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 224 then
+                if stereo then
+                    ignore(output_stereo(%vorbis(quality=0.7, channels = 2), !source))
+                else
+                    ignore(output_mono(%vorbis(quality=0.7, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 256 then
+                if stereo then
+                    ignore(output_stereo(%vorbis(quality=0.8, channels = 2), !source))
+                else
+                    ignore(output_mono(%vorbis(quality=0.8, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 320 then
+                if stereo then
+                    ignore(output_stereo(%vorbis(quality=0.9, channels = 2), !source))
+                else
+                    ignore(output_mono(%vorbis(quality=0.9, channels = 1), mean(!source)))
+                end
+            end
+
diff --git a/python_apps/pypo/liquidsoap_scripts/opus.liq b/python_apps/pypo/liquidsoap_scripts/opus.liq
new file mode 100644
index 000000000..36082c6fd
--- /dev/null
+++ b/python_apps/pypo/liquidsoap_scripts/opus.liq
@@ -0,0 +1,68 @@
+            if bitrate == 24 then 
+                if stereo then
+                    ignore(output_stereo(%opus(bitrate = 24, channels = 2), !source))
+                else
+                    ignore(output_mono(%opus(bitrate = 24, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 32 then
+                if stereo then
+                    ignore(output_stereo(%opus(bitrate = 32, channels = 2), !source))
+                else
+                    ignore(output_mono(%opus(bitrate = 32, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 48 then
+                if stereo then
+                    ignore(output_stereo(%opus(bitrate = 48, channels = 2), !source))
+                else
+                    ignore(output_mono(%opus(bitrate = 48, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 64 then
+                if stereo then
+                    ignore(output_stereo(%opus(bitrate = 64, channels = 2), !source))
+                else
+                    ignore(output_mono(%opus(bitrate = 64, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 96 then
+                if stereo then
+                    ignore(output_stereo(%opus(bitrate = 96, channels = 2), !source))
+                else
+                    ignore(output_mono(%opus(bitrate = 96, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 128 then
+                if stereo then
+                    ignore(output_stereo(%opus(bitrate = 128, channels = 2), !source))
+                else
+                    ignore(output_mono(%opus(bitrate = 128, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 160 then
+                if stereo then
+                    ignore(output_stereo(%opus(bitrate = 160, channels = 2), !source))
+                else
+                    ignore(output_mono(%opus(bitrate = 160, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 192 then
+                if stereo then
+                    ignore(output_stereo(%opus(bitrate = 192, channels = 2), !source))
+                else
+                    ignore(output_mono(%opus(bitrate = 192, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 224 then
+                if stereo then
+                    ignore(output_stereo(%opus(bitrate = 224, channels = 2), !source))
+                else
+                    ignore(output_mono(%opus(bitrate = 224, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 256 then
+                if stereo then
+                    ignore(output_stereo(%opus(bitrate = 256, channels = 2), !source))
+                else
+                    ignore(output_mono(%opus(bitrate = 256, channels = 1), mean(!source)))
+                end
+            elsif bitrate == 320 then
+                if stereo then
+                    ignore(output_stereo(%opus(bitrate = 320, channels = 2), !source))
+                else
+                    ignore(output_mono(%opus(bitrate = 320, channels = 1), mean(!source)))
+                end
+            end
+