On 08/09/11 14:06, Frederik Elwert wrote: > Hi, > > ------------------------------------------------------------ > Von: "Linux Luser" <[email protected]> > Gesendet: 09.08.2011 13:33:43 > An: [email protected] > Betreff: Waveform For GNOME Sound Recorder > >> I understand that Sound Recorder is simple and functional and works well. >> However, from a usage standpoint, it seems that a live waveform display would >> provide valuable visual feedback to the user. >> >> I'm wanting to see if I can implement this (gives me a chance to brush up on >> some C) but wanted to get feedback from the community first before diving >> into it. >> >> Good idea? Bad idea? What sorts of dependencies would need to be introduce? > I thinks it’s indeed a good idea. One could probably implement it using Cairo > directly, or use a higher-level API like goocanvas. I'd just use cairo. I have a simple cairo waveform widget in buzztard that draw the wwave-form from a memory buffer.
> I planned to add a waveform widget to Transcribe [1], so I started looking at > the implementations in other applications. Pitivi has a waveform for audio > tracks, and Jokosher as well. Jokosher might be interesting, as it also > displays a waveform while recording. In addition, I like Jokoshers approach > to draw a smoothed outline, and not a realistic waveform, but that probably > has pros and cons. The jokosher one is indeed a good suggestion. jokosher uses the gstreamer level element to produce a level-scape, which I think suits well. Stefan > Since I’m not really a pro coder, I’d be interested in sharing ideas about > the implementation. I don’t know if it would make sense to create an actual > waveform widget that different applications could use, since the actual use > cases are quite different. But sharing some insights and maybe document the > actual work in form of a blog post or something might be a good way to > collaborate. > > Cheers, > Frederik > > [1] https://launchpad.net/transcribe > ___________________________________________________________ > Schon gehört? WEB.DE hat einen genialen Phishing-Filter in die > Toolbar eingebaut! http://produkte.web.de/go/toolbar > _______________________________________________ > gnome-multimedia mailing list > [email protected] > http://mail.gnome.org/mailman/listinfo/gnome-multimedia _______________________________________________ gnome-multimedia mailing list [email protected] http://mail.gnome.org/mailman/listinfo/gnome-multimedia
