On date Monday 2013-04-08 13:23:11 +0800, Bjoern Drabeck encoded: > Hi, > > I have recently played around with filters, and successfully integrated > them into my test application, so I can apply video and audio filters, for > example bass and treble filters when I play an audio file, or apply a video > filter - but those I always set on opening of the file. >
> I have however got a question on what the recommended practice would be on > updating filters at runtime? See the process_command() API, for example how it is used in hue and sendcmd filters. > > I would like to be able for example to have an equalizer panel for the > audio, where I can change the bass, treble, etc settings and apply those > while playing back the file, so I can fine tune it to a setting that I like. > > The filter samples are very basic and don't really indicate an approach for > that.. > > Anyone have any hints on how to do this? You need to implement a process_command() callback, which should be fairly simple, or in alternative send a feature request on trac. -- FFmpeg = Fabulous & Fostering Merciless Power Erudite Generator _______________________________________________ Libav-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/libav-user
