openshot.developers team mailing list archive

[Olivier Girard <eolinwen@xxxxxxxxx>]

Hello Jonathan

i don't understand something.
Where is the entire schema of a video project. In the XML 's Mlt or in the
binary serialized structure ?
And how is it created ?
Olivier

2009/9/21 Andy Finch <we.rocked.in79@xxxxxxxxxxxxxx>

> Yes, at this point I don't think I'd like to go near video project schema!
>
> Andy.
>
> 2009/9/21 Jonathan Thomas <jonathan.oomph@xxxxxxxxx>
>
> Hi Andy!  I agree with the idea of putting the config file in the
>> ~/.openshot folder.  That makes perfect sense.  However, I wanted to point
>> out that this config file is in no way related to the overall data structure
>> of OpenShot.   XML is a good format for this config file, but it's only
>> going to store "config" settings... not the entire schema of a video
>> project.
>>
>> That should be a separate conversation . =)
>>
>> MLT has it's own XML specification that OpenShot complies to.  Also, the
>> internal project structure in OpenShot is a binary serialized structure (for
>> better or for worse).  Although, we can convert this into a ASCII-based file
>> if needed.
>>
>> The MLT XML that OpenShot generates is ideal for transforming into other
>> formats, reports, etc...  However, no work has been done on that front yet.
>>
>> Thanks,
>> -Jonathan
>>
>>
>>
>> On Mon, Sep 21, 2009 at 1:52 PM, Helen McCall <wildnfree@xxxxxxxxxxxxxxxx
>> > wrote:
>>
>>> Hello,
>>>
>>> I agree with TJ about putting the config in ~/.openshot for the
>>> following reasons:
>>>
>>>  ~/.config is confined to only holding config files
>>>  ~/.<app-name> is the conventional place to store configs and user data
>>>            (typified by the use of ~/.evolution and ~/.mozilla)
>>>
>>>  As OpenShot matures, there will be a future need for a place to store
>>>  user data such as user defined filters, transitions, masks, profiles,
>>>  templates, etc. The logical place for this would be in ~/.openshot
>>>
>>> I agree with TJ about using a formal XML Schema for all OpenShot config
>>> and project definitions.
>>>
>>> Apart from the obvious benefit of having a well structured and ordered
>>> dataset, with standardised methods of accessing it (important for future
>>> developers on OpenShot), There are a whole host of other benefits from
>>> using an established XML library and our own XML Schema.
>>>
>>> One benefit will be to make it easier in future to exchange data with
>>> other apps (maybe Blender).This use is central to the ethos of XML.
>>>
>>> Another benefit will be to make it easier to develop future plugins such
>>> as the StoryBoard system I would like to design when we have got
>>> OpenShot to full release.
>>>
>>> Another would be to improve the useability for prosumer users by
>>> enabling them to generate production reports for clients.
>>>
>>> Many many more benefits can come from using XML.
>>>
>>> If I work with Andy to develop a formal XML Schema for OpenShot, it will
>>> give me some much needed additional practice in designing and using XML
>>> Schemas. I have, as TJ mentions, been studying the subject and started
>>> developing Schemas for another project related to the aims and
>>> objectives I have for the circus company.
>>>
>>> Best wishes, Helen
>>>
>>>
>>>
>>>
>>> On Mon, 2009-09-21 at 12:53 +0100, TJ wrote:
>>> > On Mon, 2009-09-21 at 10:15 +0100, Andy Finch wrote:
>>> > > I'm looking to start work on implementing the first lot of
>>> preferences
>>> > > into Openshot. There seems to be 2 ways to go - either use GCONF, or
>>> > > follow the freedesktop.org recommendation and use a config file in
>>> > > ~/.config/openshot, with XDG being able to pick up the location of
>>> the
>>> > > settings file.
>>> >
>>> > I'd suggest going the XDG route since gconf is so gnome-centric. Id
>>> also
>>> > suggest using an XML schema and an xml library to read/write it.
>>> >
>>> > There are already far too many arbitrary text and binary
>>> > configuration-file layouts and it would be a shame to add another to
>>> the
>>> > stew :)
>>> >
>>> > Helen's getting some experience of designing XML schemas so it might be
>>> > something she can define.
>>> >
>>> > There are no packaging issues unless there is an intention to ship
>>> > package-default settings.
>>> >
>>> > In that case they should be installed to "/usr/share/openshot/config/"
>>> > or similar (by the package) and the application should copy from there
>>> > into the user's home directory if, when it starts, the file is not
>>> > there. I'd suggest putting it in "~/.openshot/".
>>> >
>>> >
>>> > _______________________________________________
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>>> >
>>>
>>>
>>>
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>>
>>
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>>
>
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