From: Samuel M. <sm...@gm...> - 2013-08-19 08:28:41
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Hi, Another solution if you really want to switch of the normalization is to use a switch between the normalized and the original source, i.e. s = ... # main source b = interactive.bool("norm", true) s = switch(track_sensitive=false, [(b, normalize(s)), ({true}, s)]) output.icecast(..., s) Cheers, Samuel. On Sun, Aug 18, 2013 at 10:41 PM, Romain Beauxis <to...@ra...> wrote: > Hi Yoann,2013/8/14 Yoann QUERET <yo...@qu...> > >> >> Hi, >> >> I would like to enable/disable normalize or limit without restart >> process and stream. >> >> My simple test script is : >> >> source = input.alsa( device = "hw:0,0" ) >> source = normalize( id="normalize", ...., source) >> source = limit( ...., source) >> output.icecast( id="stream", ...., source) >> >> I can enable or disable stream using telnet or socket (stream.stop or >> stream.start) and i have no idea to make the same via telnet or socket >> for normalize or limit. >> >> Any idea ? > > If you look at the parameters for the normalize operator: > > * gain_max : anything that is either float or ()->float (default: 6.) > Maximal gain value (dB). > > * gain_min : anything that is either float or ()->float (default: -6.) > Minimal gain value (dB). > > * k_down : anything that is either float or ()->float (default: 0.1) > Coefficient when the power must go down (between 0 and 1, slowest to > fastest). > > * k_up : anything that is either float or ()->float (default: 0.005) > Coefficient when the power must go up (between 0 and 1, slowest to > fastest). > > * target : anything that is either float or ()->float (default: -13.) > Desired RMS (dB). > > * threshold : anything that is either float or ()->float (default: -40.) > Minimal RMS for activaing gain control (dB). > > You will notice that these values are types as "float or ()->float". This > means that you can use either a fixed value or a callback for them. For > instance: > > # Callback returning gain_max > def gain_max() = > # .. compute/fetch value > 8. # Example return value > end > > This way, you should be able to use any value you want at any time. > > Hope this helps, > Romain > > ------------------------------------------------------------------------------ > Get 100% visibility into Java/.NET code with AppDynamics Lite! > It's a free troubleshooting tool designed for production. > Get down to code-level detail for bottlenecks, with <2% overhead. > Download for free and get started troubleshooting in minutes. > http://pubads.g.doubleclick.net/gampad/clk?id=48897031&iu=/4140/ostg.clktrk > _______________________________________________ > Savonet-users mailing list > Sav...@li... > https://lists.sourceforge.net/lists/listinfo/savonet-users > |