[Etoys] Camera (was Re: [Trac #175] Squeak/Etoys needs packaging)

[Bert Freudenberg]

Oh, that looks great, Diego! We'll definitely will try to get it  
working :)

- Bert -

Am 21.10.2006 um 11:48 schrieb Diego Gomez Deck:

> Hi Folks,
>
> I already hacked a webcam support for Squeak at Linux, it's named
> "Video4Squeak".
>
>         http://minnow.cc.gatech.edu/squeak/3765
>
> It uses Video4Linux, so I think is posible to run it in OLPC.
>
> The camera also support some toys programming features. I also got
> working the Intel(Play) USB Microscope (except for the ligth, the  
> linux
> module seems to be broken).
>
> In the screenshot you can see 2 webcams (in fact is one plain  
> webcam and
> the Intel microscope) capturing at the very same time.
>
> My work assumes the morph will survive the camera disponibility  
> (you can
> move the squeak image or a .pr to another machine without camera,  
> or if
> you connect more than one camera the order in USB stack can be  
> different
> in different boot-processing, etc) and it makes a good job trying to
> reconnect.
>
> In etoys vocabulary, you can find a "lastFrame" property.  This  
> property
> answer a SketchMorph that you can embed into a container and create an
> animation. I used to create a project where one (etoys) script  
> capture a
> frame between time and time (normally 30 seconds) and put the frame  
> into
> a container. Another script just plays an animation (using the  
> captured
> frames) and instantly you have an accelerated-video (this type of  
> videos
> where a flower grows really fast, etc).
>
> The plugin interface is relatively simple, so it's quiet posible to  
> get
> (the plugin) working in Windoze.
>
> Attached is an screenshot showing the complete etoys-vocabulary.
>
> Let me know if this helps.
>
> Cheers,
>
> -- Diego
>
>> Am 20.10.2006 um 21:38 schrieb Zarro Boogs per Child:
>>> Comment (by jg):
>>>
>>>  Really cool.
>>>
>>>  Does Etoys/squeak have support for cameras?  We got that running
>>> today...
>>
>>
>> Well, there is "VideoFlow", which looks interesting, but requires a
>> plugin that might not have been ported to Linux yet:
>>
>>       http://minnow.cc.gatech.edu/squeak/2411
>>
>> And I just received some old bits from Tim Rowledge which once
> formed
>> a Video4Linux plugin.
>>
>> How would I access the camera? And until I get a b-test, could this
>> be simulated by a USB camera?
>>
>> - Bert -
>> <Video4Squeak.jpeg>
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