On Sat, Jan 30, 2021 at 11:00 PM ilkercan Kaya <[email protected]> wrote:
> Hi Everyone, > > I am making a mobile music app where the user can add FX to current > playing music through a two dimensional pad. I am using FFmpeg, libavfilter > in C++ to add FX to the audio. In FFmpeg you can create an audio filter and > set it parameters and initialize a graph. > > My problem is since the user will use a FX pad to change these parameters > with their fingers I need to be able to modify these parameters during > runtime. > > Looking at ffmpeg filter documentation, it says the following: > > "Some options can be changed during the operation of the filter using a > command. These options are marked âTâ on the output of ffmpeg -h filter=. > The name of the command is the name of the option and the argument is the > new value." > > I looked at aecho, agate, acrusher and more but nearly all the effects I > want have 0 modifiable option which makes my FX pad nonadjustable. > > Is there a way to make ffmpeg audio filters change their parameters during > runtime? > > I could really use the help, thank you! > It is currently not implemented, because nobody needed such feature. Latest git ffmpeg master, have T support for agate and acompressor and couple others. > _______________________________________________ > Libav-user mailing list > [email protected] > https://ffmpeg.org/mailman/listinfo/libav-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe".
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