Re: -gm not working correctly with loop device

On Sun, 4 Aug 2013, rocco wrote:
>> Seems that when -gm is used to turn a chain 'on' or 'off', it works
>> correctly when the audio is sent directly out to jack,system. But when
>> the audio is run through a loop device, it turns 'off' correctly, but

On 08/10/2013 11:29 AM, Kai Vehmanen wrote:
> ok, I think what the rootcause is.
>
> When a ecasound gate is closed, no samples are passed through. The loop
> object will treat this as an end-of-stream condition and no samples are
> provide to JACK anymore after this.
>
> Now, while this needs to be fixed, I wonder if you should use -ea:x or
> c-muting instead for your frontend instead? Gates are useful when
> feeding streams into files (to ensure noting is written to a file when
> gate is closed), but when interfacing with JACK this is not as important
> (ecasound always needs to provide some data to JACK, even if it's just
> silence).
>
> With -ea:x instead of -gm:x (-ea:0 to mute, -ea:100 to unmute), you
> could mute chains and this would work throgh loop objects already now.
> Alternatively you can also use c-muting, which will also work with loop
> objects.

Oh good... I was planning on asking you what is the difference between 
the various methods of silencing a chain. I will just use c-muting. I 
will use -gm in cases when I need to stop writing to a file.

Thanks,
Rocco


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