Subject: Re: [ecasound] Using Ladspa surround encoder?
From: Greg Lee (greg_AT_ling.lll.hawaii.edu)
Date: Fri May 28 2004 - 15:29:28 EEST
Eric Dantan Rzewnicki wrote:
> I'm not familiar with the surroundEncoder plugin, but you may need to
> check out -erc in man ecasound. with this you can route the channels
> like so:
> ecasound -d -f:16,2,22050 \
> -a:1 -f:s32_le,1,22050 -i amb1.wav -ea:.1 \
> -a:2 -f:s32_le,1,22050 -i amb2.wav -ea:.1 -erc:1,2 \
> -a:3 -f:s32_le,1,22050 -i amb3.wav -ea:100 -erc:1,3 \
> -a:4 -f:s32_le,1,22050 -i amb4.wav -ea:.01 -erc:1,4 \
> -a:1,2,3,4 -f:s32_le,4,22050 -el:surroundEncoder, \
> -f:16,2,22050 -o temp.wav
> Something like that should help you, I think. I haven't tested it, but
> that should at least get you close.
I tried that, but to make sure I just tried it again. Same result as
all the other variations I've tried. The result is a .wav file with
the minumum possible value, -32768, for all data in both channels.
Thank you for the suggestion.
> You may already know, but just to be sure, the -ea: parameter is a
> percentage. So -ea:100 means no change to volume. < 100 decreases
> volume, > 100 increases volume. Your -ea:.1 and -ea:.01 will be very
> very quiet. Also, the mix routine in ecasound is such that when mixing n
Right. I'm not trying to make a real sound, right now. Just trying
to get the processing to work. Without success.
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