From 4b0331a61df6e45bd541985f9734657c1048564d Mon Sep 17 00:00:00 2001 From: diego Date: Sat, 16 Apr 2005 14:13:35 +0000 Subject: [PATCH] af_comp, af_center parameter, some af fixes git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@15183 b3059339-0415-0410-9bf9-f77b7e298cf2 --- DOCS/man/en/mplayer.1 | 26 +++++++++++++++++++++----- 1 file changed, 21 insertions(+), 5 deletions(-) diff --git a/DOCS/man/en/mplayer.1 b/DOCS/man/en/mplayer.1 index c74e8ff44d..17e2672c96 100644 --- a/DOCS/man/en/mplayer.1 +++ b/DOCS/man/en/mplayer.1 @@ -3616,15 +3616,22 @@ cutoff frequency (0.0-1.0), default set depending upon filter length . .TP .B sweep[=speed] -sine sweep +Produces a sine sweep. .PD 0 .RSs -.IPs -sine function speed +.IPs <0.0\-1.0> +Sine function delta, use very low values to hear the sweep. .RE .PD 1 . .TP +.B comp\ \ \ +Compressor/expander filter usable for microphone input. +Prevents artifacts on very loud sound and raises the volume on +very low sound. +This filter is untested, maybe even unusable. +. +.TP .B hrtf[=flag] Head-related transfer function: Converts multichannel audio to 2 channel output for headphones, preserving the spatiality of the sound. @@ -3861,11 +3868,20 @@ would add a sub-woofer channel with a cutoff frequency of .PD 1 . .TP -.B center +.B center\ Creates a center channel from the front channels. May currently be low quality as it does not implement a -high-pass filter for proper extracting yet, but averages and +high-pass filter for proper extraction yet, but averages and halves the channels instead. +.PD 0 +.RSs +.IPs \ +Determines the channel number in which to insert the center channel. +Channel number can be between 0 and 5 (default: 5). +Observe that the number of channels will automatically +be increased to if necessary. +.RE +.PD1 . .TP .B surround[=delay]