[Sugar-devel] ObjectChooser() Issue?
Art Hunkins
abhunkin at uncg.edu
Fri Nov 19 23:13:30 EST 2010
Walter,
Thanks for the note; you are quite right that ObjectChooser() indeed works
in Sugar 0.82 and the XO-1. Indeed, surprisingly, it is also fast enough for
my purposes.
I will not use it in 0.82 for two reasons, however: 1) it lists objects on
USB sticks as well as the Journal (confusing, and different from later
Sugars); 2) it does not allow specification of
what_filter=mime.GENERIC_TYPE_AUDIO (this feature appeared with 0.83; and is
highly useful in targeting the audio objects).
There's another reason as well: the version of Csound that comes with 0.82
is linked to a libsndfile that cannot be updated to handle ogg vorbis
soundfiles; Csound (5.10) from 0.84 on is linked to (or can be updated) to a
version of libsndfile that does.
The Record activity - the activity most likely to be used by children to
create their soundtracks - records ogg vorbis files only, depositing them
directly in the Journal. (Unfortunately, versions of Record prior to about
66-67, use the ogg speex format, which even the more recent libsndfile
doesn't handle.)
So, quite a few reasons not to try to handle Journal audio objects in 0.82.
FileMix is way too complex already; further complication will likely drive
everyone away completely.
I think I may have answered my previous question: "Feature unavailable in
Sugar 0.82."
Art Hunkins
----- Original Message -----
From: "Walter Bender" <walter.bender at gmail.com>
To: "Art Hunkins" <abhunkin at uncg.edu>
Cc: "Sascha Silbe" <sascha-ml-reply-to-2010-3 at silbe.org>; "sugar-devel"
<sugar-devel at lists.sugarlabs.org>
Sent: Friday, November 19, 2010 1:13 PM
Subject: Re: [Sugar-devel] ObjectChooser() Issue?
> On Fri, Nov 19, 2010 at 1:12 PM, Art Hunkins <abhunkin at uncg.edu> wrote:
>> Sascha,
>>
>> Thanks to you and other members of this listserv I've now got multiple
>> instances of ObjectChooser() running in my FileMix activity.
>>
>> Of course it does not work with the XO-1/Sugar 0.82, and I need to
>> express
>> this limitation clearly in my activity.
>
> I my experience, it does work, but so slowly as to not be of any
> practical use :)
>
> -walter
>
>>
>> So, is it better to say: "Feature unavailable on XO-1" or "Feature
>> unavailable in Sugar 0.82" or what (please suggest something
>> appropriate)?
>>
>> Thanks again for your help.
>>
>> Art Hunkins
>>
>> ----- Original Message ----- From: "Sascha Silbe"
>> <sascha-ml-reply-to-2010-3 at silbe.org>
>> To: "sugar-devel" <sugar-devel at lists.sugarlabs.org>
>> Sent: Sunday, November 14, 2010 6:00 PM
>> Subject: Re: [Sugar-devel] ObjectChooser() Issue?
>>
>>
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>
>
>
> --
> Walter Bender
> Sugar Labs
> http://www.sugarlabs.org
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