On Tue, 23 Sep 2014 23:41:26 +0200 Tito Latini <tito.01beta@xxxxxxxxx> wrote: > On Tue, Sep 23, 2014 at 08:21:30PM +0200, Philipp Überbacher wrote: > > Hi there, > > > > I encountered a nice piano learning video including hands and > > animated keys, but since it is playing at original speed it is way > > to fast for me to learn that song. In case anyone is interested, > > it's this video and I think it's rather nicely done (don't hate me > > for the music :P): https://www.youtube.com/watch?v=Ej6MF5KjuOc > > > > I found one way which sort of works (after settings LADSPA_PATH) > > but it sounds quite horrible. Is there a better way to do this? > > http://markplusplus.wordpress.com/2006/10/01/pitch-correct-play-speed-with-mplayer/ > > > > Is there a stretchplayer for video? > > The audio filter `scaletempo' should be acceptable for your purpose: > > mplayer -af scaletempo -speed 0.5 video... > > it's a little better: > > mplayer -af scaletempo=stride=50:overlap=.25:search=20 -speed 0.5 > video... Thanks Tito, it sounds indeed a little better than with the ladspa plugin. I guess piano notes just sound a little weird at half speed. Regards, Philipp _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/listinfo/linux-audio-user
