Add analysis_level property to sox filter.

[mlt] / src / modules / sox / filter_sox.yml

diff --git a/src/modules/sox/filter_sox.yml b/src/modules/sox/filter_sox.yml
index e425281a8593909f9a42dd694c690c7eb94522ec..a70c4fd205353b586385a7de0849e5f188886be5 100644 (file)
--- a/src/modules/sox/filter_sox.yml
+++ b/src/modules/sox/filter_sox.yml
@@ -16,7 +16,8 @@ bugs:
   - Some effects have a temporal side-effect that do not work well.
 
 parameters:
-  - identifier: argument
+  - identifier: effect
+    argument: yes
     title: Effect name and options
     type: string
     format: effect [options]
@@ -26,6 +27,17 @@ parameters:
       The results are put into the level, peak, and gain properties as well
       as this effect property as the parameter to the vol effect.
 
+  - identifier: analysis_level
+    title: Normalization level
+    type: string
+    default: -12dBFS
+    description: >
+      Normalize the volume to the specified amplitude.
+      The normalization may be indicated as a floating point value of the
+      relative volume with 1.0 being maximum.
+      The normalization may also be indicated as a numeric value with the
+      suffix "dB" to set the amplitude in decibels.
+
   - identifier: level
     title: Signal power level (RMS)
     type: float