Subject: Re: [ecasound] new ecasound jack plugin
From: Jeremy Hall (jhall_AT_uu.net)
Date: Thu Dec 20 2001 - 06:26:08 EET
and what if I want that to show up on channel 23? do I have to specify 22
other jack outputs so that what I want shows up on 23?
In the new year, Kai Vehmanen wrote:
> Just committed to ecasound CVS. Not very stable, but is good enough for
> demonstration purposes. :)
> ecasound -c \
> -a:1,2 -f:f32_le,2,44100 -i jack,stereo_in \
> -a:1 -efh:400 -f:f32_le,1,44100 -o jack,left_out \
> -a:2 -erc:2,1 -efl:400 -f:f32_le,1,44100 -o jack,right_out
> Jackd reports the following:
> ###| ~/apps/jack/bin |$ ./jackd -d hw:0 -r 44100 -p 1024
> creating alsa driver ... hw:0|1024|44100
> ALSA: set rate to 44099.
> ALSA: set rate to 44100.
> new client: ALSA I/O, type 1 @ 0x80622e8
> ALSA: ports registered, starting driver
> new client: ecasound, type 2 @ 0x40303000
> client ecasound is on event fd 26
> trying to connect ALSA I/O:Input 1 and ecasound:stereo_in_1
> trying to connect ALSA I/O:Input 2 and ecasound:stereo_in_2
> trying to connect ecasound:left_out_1 and ALSA I/O:Output 1
> trying to connect ecasound:right_out_2 and ALSA I/O:Output 2
> What happens is that we record 2 channels from my ens1371 soundcard,
> divide the channels into two ecasound chains, process left channel with a
> 400Hz highpass filters, the right one with 400Hz lowpass and output the
> channels to separate jack output ports, and in the end are played back
> by the ens1371.
> Using the interactive-mode (-c option), it's possible to modify the
> filters params in realtime with acceptable latency (even though we are
> using 1024 frames of buffering).
> Audio software for Linux!
> To unsubscribe send message 'unsubscribe' in the body of the
> message to <ecasound-list-request_AT_wakkanet.fi>.
-- To unsubscribe send message 'unsubscribe' in the body of the message to <ecasound-list-request_AT_wakkanet.fi>.
This archive was generated by hypermail 2b28 : Thu Dec 20 2001 - 06:18:25 EET