[Mplayer-cvslog] CVS: main/DOCS sound.html,1.29,1.30
Winner of tha face compo
gabucino at mplayer.dev.hu
Fri Mar 15 21:36:22 CET 2002
Update of /cvsroot/mplayer/main/DOCS
In directory mplayer:/var/tmp.root/cvs-serv27974
Modified Files:
sound.html
Log Message:
softclipping (ammegmi?)
Index: sound.html
===================================================================
RCS file: /cvsroot/mplayer/main/DOCS/sound.html,v
retrieving revision 1.29
retrieving revision 1.30
diff -u -r1.29 -r1.30
--- sound.html 14 Mar 2002 17:20:28 -0000 1.29
+++ sound.html 15 Mar 2002 20:36:19 -0000 1.30
@@ -228,14 +228,15 @@
without changing the PCM volume setting in the mixer. It has one
switch <CODE>volume</CODE> that is used for setting the initial
sound level. The initial sound level can be set to values between 0
- and 255 and defaults to 255. Use this plugin with caution since it
- can reduce the signal to noise ratio of the sound. In most cases it
- is best to set the level for the PCM sound to max, leave this plugin
- out and control the output level to your speakers with the mixers
- master volume control. If there is an external amplifier connected
- to the computer (this is almost always the case), the noise level
- can be minimized by adjusting the master level and the volume knob
- on the amplifier until the hissing noise in the background is gone.
+ and 255 and defaults to 101 which equals 0dB amplification. Use this
+ plugin with caution since it can reduce the signal to noise ratio of
+ the sound. In most cases it is best to set the level for the PCM
+ sound to max, leave this plugin out and control the output level to
+ your speakers with the mixers master volume control. If there is an
+ external amplifier connected to the computer (this is almost always
+ the case), the noise level can be minimized by adjusting the master
+ level and the volume knob on the amplifier until the hissing noise
+ in the background is gone.
</P>
<P>Usage :<BR>
@@ -243,6 +244,17 @@
list=volume:volume=<0-255></CODE>
</P>
+<P>This plugin also have a compressor or "soft-clipping" capabilities.
+ Compression can be used if the dynamic range of the sound is very
+ high or if the dynamic range of the loudspeakers is very
+ low. Observe that this feature creates distortion and should be
+ considered a last resort.
+</P>
+
+<P>Usage :<BR>
+ <CODE>mplayer media.avi -aop
+ list=volume:softclip</CODE>
+</P>
<P><B><A NAME=2.3.2.2.6>2.3.2.2.6. Extrastereo</A></B></P>
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