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-rw-r--r-- | DOCS/man/en/mplayer.1 | 8 | ||||
-rw-r--r-- | DOCS/xml/en/audio.xml | 44 |
2 files changed, 52 insertions, 0 deletions
diff --git a/DOCS/man/en/mplayer.1 b/DOCS/man/en/mplayer.1 index e4a0e0eee6..ffd9ff822d 100644 --- a/DOCS/man/en/mplayer.1 +++ b/DOCS/man/en/mplayer.1 @@ -3032,6 +3032,14 @@ mmapped_file: file to map data to (default: ~/.mplayer/\:mplayer-af_export) .br nsamples: number of samples per channel (default: 512) .REss +.IPs extrastereo[=mul] +Increases the difference between left and right channels to add some +sort of "live" effect to playback. +.RSss +mul: difference coefficient (default: 2.5) +.REss +.IPs volnorm +Maximizes the volume without distorting the sound. .RE . .TP diff --git a/DOCS/xml/en/audio.xml b/DOCS/xml/en/audio.xml index 7d870b8e83..2667dc73ee 100644 --- a/DOCS/xml/en/audio.xml +++ b/DOCS/xml/en/audio.xml @@ -986,6 +986,50 @@ would export 1024 samples per channel to <filename>/tmp/mplayer-af_export</filen </para> </sect4> +<sect4 id="af_extrastereo"> +<title>Extrastereo</title> + +<para> +This audio filter (linearly) increases the difference between left and +right channels (like the <application>XMMS</application> extrastereo +plugin) which adds some sort of "live" effect to playback. +This filter has one parameter:</para> + +<variablelist> +<varlistentry> +<term><option>mul</option></term> +<listitem><para> +is the difference coefficient, an optional floating point number that defaults +to <literal>2.5</literal>. If you set it to <literal>0.0</literal>, you will +have mono sound (average of both channels). If you set it to +<literal>1.0</literal>, sound will be unchanged, if you set it to +<literal>-1.0</literal>, left and right channels will be swapped. +</para></listitem> +</varlistentry> +</variablelist> + +<para> +Usage: +<screen> +mplayer -af extrastereo <replaceable>media.avi</replaceable> +mplayer -af extrastereo=3.45 <replaceable>media.avi</replaceable><!-- +--></screen> +</para> +</sect4> + +<sect4 id="af_volnorm"> +<title>Volume normalizer</title> + +<para> +This audio filter maximizes the volume without distorting the sound. +</para> + +<para> +Usage: +<screen>mplayer -af volnorm <replaceable>media.avi</replaceable></screen> +</para> +</sect4> + </sect3> <sect3 id="audio-plugins"> |