song/AudioFormatFilter: add mask support

2018-08-02 21:24:52 +02:00
parent b39bc85e60
commit b4c517c501
3 changed files with 21 additions and 8 deletions
--- a/doc/protocol.xml
+++ b/doc/protocol.xml
@@ -276,6 +276,14 @@
          </para>
        </listitem>

+        <listitem>
+          <para>
+            "<code>(AudioFormat =~ 'SAMPLERATE:BITS:CHANNELS')</code>":
+            matches the audio format with the given mask (i.e. one
+            or more attributes may be "<code>*</code>").
+          </para>
+        </listitem>
+
        <listitem>
          <para>
            "<code>(!EXPRESSION)</code>": negate an expression.