[Ardour-Users] click free editing and zero crossings

[Ken Restivo]

On Fri, Jun 04, 2010 at 02:36:23PM +0800, Simon Wise wrote:
> Paul Davis wrote:
>> On Thu, Jun 3, 2010 at 2:45 AM, Simon Wise <simonzwise at gmail.com> wrote:
>>
>>> Isn't joining two ends is just a particular case of editing a crossfade??
>>
>> quite the opposite. its possible that you are used to the protools
>> notion of a crossfade, which involves playing material before and
>> after a splice. ardour doesn't work this way: crossfades always
>> require explicit overlapping. one *could* create a loop with a
>> crossfade between the ends, but i think you can also do it quite
>> successfully without, if you have the right tool.
>
> I've rarely used Protools. (Using mainly Pd, Ardour and Jack on OSX was 
> the reason I switched to Linux.)
>
> The model I was recalling was some video editors, they work with the same 
> cross-fade model as Ardour - cross-fades are the transition between 
> explicitly overlapping media on the same track. Media from each clip 
> usually continues beyond the part revealed in the timeline, and is 
> manipulated on the timeline in the same way as in Ardour.
>
> The interesting extra features in their xfade editor are that the two 
> pieces being joined can each be moved, and the ends of the cross-fade 
> (i.e. the ends of each clip) can be adjusted from within the xfade 
> dialogue.
>
> I described it because your description of a visual loop editor dialogue 
> where you can drag the waveform on each side of the join, and drag the 
> join point back and forward, seemed just like this. Especially if one 
> thinks of all Ardour edit or join points as short cross-fades, as 
> discussed earlier in the thread.
>
> I may have misunderstood your description, if so apologies for the noise.
>

Hmm. ProTools LE doesn't do automatic crossfades at edits at all?

So says Thomas Dolby:

>> My vocal tracks in ProTools LE often end up with dozens of
>> fades and crossfades, to avoid the clicks it introduces
>> when waveforms have to make a jump at an edit point.
>> ProTools HD doesn’t have this problem (one reason they
>> stick you up for a lot of extra dough!) yet ME seems to
>> get around this by cleverly negotiating all its edit points.

http://blog.thomasdolby.com/?p=1047

So if Ardour has something that can otherwise only be done with a very expensive HD setup, that is the awesome.

-ken