[FFmpeg-devel] FFMpeg Developer Required
reuben.m at gmail.com
Fri Jun 13 03:31:52 CEST 2014
On Thursday, June 12, 2014 09:13:32 PM Patrick Shirkey wrote:
> On Thu, June 12, 2014 6:21 pm, Paul B Mahol wrote:
> > On 6/12/14, Reuben Martin <reuben.m at gmail.com> wrote:
> >> On Wednesday, June 11, 2014 11:42:07 AM Ray Hilton wrote:
> >>> I'd like to adjust the volume of one stream smoothly, and
> >>> dynamically, based on whether there is input on the other. For
> >>> example, as a user talks, we level down the other audio so they are
> >>> more easily audible.
> >> It's called a "ducker" and I believe there exists ladspa / lv2 plugins
> >> that
> >> will already do that for you.
> > Do you have exact link to LADSPA plugin as libavfilter have ladspa filter?
> This topic has been discussed on linux audio users mailing list previously.
> There is a sidechain compressor in the swh ladspa plugins and also the
> calf lv2 plugins.
There is also the "ducka" lv2 plugin: http://openavproductions.com/artyfx/
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