diff --git a/src/abstractreader.cpp b/src/abstractreader.cpp
--- a/src/abstractreader.cpp
+++ b/src/abstractreader.cpp
@@ -30,13 +30,6 @@ void AbstractReader::pause(bool enabled)
     paused = enabled;
 }
 
-unsigned AbstractReader::numChannels() const
-{
-    // TODO: an alternative is to never set _numChannels to '0'
-    // do not allow '0'
-    return _numChannels == 0 ? 1 : _numChannels;
-}
-
 void AbstractReader::enable(bool enabled)
 {
     if (enabled)