Re: [Audacity-quality] Time track copy-paste and aup3 import

[Peter S. <pet...@gm...>]

On Sat, Jan 30, 2021 at 4:59 PM James Crook <jam...@gm...> wrote:

> We're close to string freeze, and part of my role as RM is to 'just
> decide'.
>
>
> I think we are converging on this:  (1) cut/copy should not put Time Track
>> in the clipboard to begin with -- the evident intent behind the condition
>> for enabling the command, but not completely implemented.
>>
> Yes
>
>> Do that, and 3.0.0 "loses" such time track cut-paste capability as it
>> has, but we agree we won't miss it.
>>
> Yes
>

So do I need to log a bug for this - or are we just gonna fix it ?

Peter,


Then aup3 import can just replace time track completely (though maybe
>> losing your previous time track control points).  Then we move on.
>
> Yes.
>
> --Jame.
>
>
> On Sat, 30 Jan 2021 at 16:30, Paul Licameli <pau...@gm...>
> wrote:
>
>>
>>
>> On Sat, Jan 30, 2021 at 11:24 AM Peter Sampson <
>> pet...@gm...> wrote:
>>
>>>
>>>
>>> On Sat, Jan 30, 2021 at 3:52 PM Paul Licameli <pau...@gm...>
>>> wrote:
>>>
>>>> James, please review these details.  Peter, maybe generate some bug
>>>> issues.
>>>>
>>>> How does copy and paste of time track work, and how should it?
>>>>
>>>> Short answer:  you can copy and paste time track points, even into a
>>>> project with an existing time track, though not all the behavior is
>>>> intuitive.
>>>>
>>>> Question:  If you import an .aup3 project with a time track, should
>>>> that do the same as paste (pasting at time 0 and shifting other control
>>>> points right), or should it replace the old time track with a new one (but
>>>> maybe losing some of your data)?  James argues for the second solution, I'm
>>>> not sure I agree.
>>>>
>>>
>>> Behavior looks most odd to me - and it's easy to produce dis-joints in
>>> the Time Track
>>>
>>> I'm not sure that you should be able to edit a tine track with cut &
>>> pasts      :-//
>>>
>>
>> The strange present behavior:  you are stopped from cut/copy if only Time
>> Track is selected.  But you are allowed if it and another track are
>> selected.  Then you can paste with the odd results.
>>
>> I think we are converging on this:  (1) cut/copy should not put Time
>> Track in the clipboard to begin with -- the evident intent behind the
>> condition for enabling the command, but not completely implemented.
>>
>> Do that, and 3.0.0 "loses" such time track cut-paste capability as it
>> has, but we agree we won't miss it.
>>
>> Then aup3 import can just replace time track completely (though maybe
>> losing your previous time track control points).  Then we move on.
>>
>> I would like import and paste to treat time track the same, not having
>> special case behavior for each, if they both do anything with it.  This
>> would satisfy me, because then they are not both doing things with it.  We
>> just block one case.
>>
>> PRL
>>
>>
>>
>>>
>>> Peter.
>>>
>>>
>>>
>>>> We need agreement on that to commit simplified code for aup3 import,
>>>> reducing the amount of sqlite3 calls we need to maintain.
>>>>
>>>> Details.
>>>>
>>>>
>>>>    1. Make new project with a time track and some control points, and
>>>>    some generated sound
>>>>    2. Select all Ctrl + A
>>>>    3. Select time track and deselect wave track with Ctrl + click
>>>>    4. Try to copy - dialog box tells you to select some audio
>>>>
>>>> That has been so at least since 2.3.1:  You can't copy if only time
>>>> track is selected.
>>>>
>>>> But, if time track is selected and another track -- then is it copied
>>>> to clipboard?  Since at least 2.3.1, yes, because then pasting into another
>>>> project makes a time track.  So a time track IS copyable.
>>>>
>>>> But in 2.3.1, the time track points were lost.  2.3.2 changed that.
>>>> Time track points may be inserted into a time track that already exists and
>>>> has other points.  There may be discontinuities at the edges of the paste,
>>>> arguably correct or not.
>>>>
>>>> I also notice that if you have cut time & wave tracks, then paste into
>>>> a new project with only a time track -- then, whether the wave track pastes
>>>> or not, depends whether the time track is selected or not.  If it was, I
>>>> only paste time track.  Undo, click background, paste -- then both paste.
>>>>
>>>>
>>>>
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