Re: Camera in e-toys/scratch

>
>  On 05.10.2011, at 22:15, Gonzalo Odiard wrote:
>
> > After checking the plugins in Scratch, I have tried to use the
> > camera in e-toys and.. is not working :( There are a old bug about
> > this http://dev.laptop.org/ticket/9813 but never was resolved. Is
> > possible use the scratch plugin in e-toys? Or use part of the
> > code?
>
>  Certainly. It would have the additional benefit of working on other
>  platforms than Linux, so we'd love to have that.
>
>  I think it was even on someone's to-do list. However, I don't think
>  anyone's working on it right now.
>
> > The scratch camera plugin is working very well in xo-1.75 and no
> > so good in xo-1.5 (http://dev.laptop.org/ticket/11297)
> >
> > Gonzalo
>
>  - Bert -
>
>

> Hi Gonzalo, Bert,
>
> I took a quick look at Scratch on XO-1.5 (Build: 5 customised, Sugar:
> 0.93.4, Fw: Q3B19) and saw the effect mentioned in ticket/11297. At first
> guess this looks like a conversion problem in libv4l2 (new version?),
> confirmed by copying my desktop versions of libv4l2.so.0 and
> libv4lconvert.so.0 to the XO and then the camera image was perfect (although
> frame-rate was a little on the slow side). So this problem possibly needs
> bouncing elsewhere.
>
> Re supporting etoys/other-platforms, the c-code [1], image code [2] and
> example morph [3] was released ~20 months ago so I have no idea why it was
> not adopted. I do know it worked in etoys earlier this year since I loaded
> it all up to do a 3D side-by-side demo using two webcams.

>
> [1]
> http://squeakvm.org/cgi-bin/viewcvs.cgi/trunk/platforms/unix/plugins/CameraPlugin/?rev=2498
> [2] http://www.squeaksource.com/CameraPlugin.html
> [3] http://www.squeaksource.com/WebCamMorph.html
>
> Btw, I don't know what the "scratch-activity" script is trying to do by
> attempting to copy /usr/bin/squeak to the activities "bin" dir but it fails.
>
> -D
>
> On 06/10/11 09:53, Bert Freudenberg wrote:
>>
>>  On 05.10.2011, at 22:15, Gonzalo Odiard wrote:
>>
>> > After checking the plugins in Scratch, I have tried to use the
>> > camera in e-toys and.. is not working :( There are a old bug about
>> > this http://dev.laptop.org/ticket/9813 but never was resolved. Is
>> > possible use the scratch plugin in e-toys? Or use part of the
>> > code?
>>
>>  Certainly. It would have the additional benefit of working on other
>>  platforms than Linux, so we'd love to have that.
>>
>>  I think it was even on someone's to-do list. However, I don't think
>>  anyone's working on it right now.
>>
>> > The scratch camera plugin is working very well in xo-1.75 and no
>> > so good in xo-1.5 (http://dev.laptop.org/ticket/11297)
>> >
>> > Gonzalo
>>
>>  - Bert -
>>
>>
>
>
> _______________________________________________
> etoys-dev mailing list
> [hidden email]
> http://lists.squeakland.org/mailman/listinfo/etoys-dev
>

>
>
> On Thu, Oct 6, 2011 at 4:27 PM, karl ramberg <[hidden email]> wrote:
>>
>> On Thu, Oct 6, 2011 at 7:13 PM, Derek O'Connell <[hidden email]>
>> wrote:
>> > Hi Gonzalo, Bert,
>> >
>> > I took a quick look at Scratch on XO-1.5 (Build: 5 customised, Sugar:
>> > 0.93.4, Fw: Q3B19) and saw the effect mentioned in ticket/11297. At
>> > first
>> > guess this looks like a conversion problem in libv4l2 (new version?),
>> > confirmed by copying my desktop versions of libv4l2.so.0 and
>> > libv4lconvert.so.0 to the XO and then the camera image was perfect
>> > (although
>> > frame-rate was a little on the slow side). So this problem possibly
>> > needs
>> > bouncing elsewhere.
>> >
>> > Re supporting etoys/other-platforms, the c-code [1], image code [2] and
>> > example morph [3] was released ~20 months ago so I have no idea why it
>> > was
>> > not adopted. I do know it worked in etoys earlier this year since I
>> > loaded
>> > it all up to do a 3D side-by-side demo using two webcams.
>>
>> I think we can add it.
>>
>> Karl
>>
>
>  Hi Karl,
> What should be the steps to move it forward?
>
> Gonzalo
>

> Added to Etoys now.
> Camera is not working on Windows 7
>
> Karl
>
> On Fri, Oct 7, 2011 at 4:00 PM, Gonzalo Odiard <[hidden email]> wrote:
>>
>>
>> On Thu, Oct 6, 2011 at 4:27 PM, karl ramberg <[hidden email]> wrote:
>>>
>>> On Thu, Oct 6, 2011 at 7:13 PM, Derek O'Connell <[hidden email]>
>>> wrote:
>>>> Hi Gonzalo, Bert,
>>>>
>>>> I took a quick look at Scratch on XO-1.5 (Build: 5 customised, Sugar:
>>>> 0.93.4, Fw: Q3B19) and saw the effect mentioned in ticket/11297. At
>>>> first
>>>> guess this looks like a conversion problem in libv4l2 (new version?),
>>>> confirmed by copying my desktop versions of libv4l2.so.0 and
>>>> libv4lconvert.so.0 to the XO and then the camera image was perfect
>>>> (although
>>>> frame-rate was a little on the slow side). So this problem possibly
>>>> needs
>>>> bouncing elsewhere.
>>>>
>>>> Re supporting etoys/other-platforms, the c-code [1], image code [2] and
>>>> example morph [3] was released ~20 months ago so I have no idea why it
>>>> was
>>>> not adopted. I do know it worked in etoys earlier this year since I
>>>> loaded
>>>> it all up to do a 3D side-by-side demo using two webcams.
>>>
>>> I think we can add it.
>>>
>>> Karl
>>>
>>
>>  Hi Karl,
>> What should be the steps to move it forward?
>>
>> Gonzalo
>>

> Great!
> Anybody knows who package e-toys in Fedora?
>
> Gonzalo
>
> On Sat, Oct 8, 2011 at 8:10 AM, karl ramberg <[hidden email]> wrote:
>>
>> Added to Etoys now.
>> Camera is not working on Windows 7
>>
>> Karl
>>
>> On Fri, Oct 7, 2011 at 4:00 PM, Gonzalo Odiard <[hidden email]> wrote:
>> >
>> >
>> > On Thu, Oct 6, 2011 at 4:27 PM, karl ramberg <[hidden email]>
>> > wrote:
>> >>
>> >> On Thu, Oct 6, 2011 at 7:13 PM, Derek O'Connell <[hidden email]>
>> >> wrote:
>> >> > Hi Gonzalo, Bert,
>> >> >
>> >> > I took a quick look at Scratch on XO-1.5 (Build: 5 customised, Sugar:
>> >> > 0.93.4, Fw: Q3B19) and saw the effect mentioned in ticket/11297. At
>> >> > first
>> >> > guess this looks like a conversion problem in libv4l2 (new version?),
>> >> > confirmed by copying my desktop versions of libv4l2.so.0 and
>> >> > libv4lconvert.so.0 to the XO and then the camera image was perfect
>> >> > (although
>> >> > frame-rate was a little on the slow side). So this problem possibly
>> >> > needs
>> >> > bouncing elsewhere.
>> >> >
>> >> > Re supporting etoys/other-platforms, the c-code [1], image code [2]
>> >> > and
>> >> > example morph [3] was released ~20 months ago so I have no idea why
>> >> > it
>> >> > was
>> >> > not adopted. I do know it worked in etoys earlier this year since I
>> >> > loaded
>> >> > it all up to do a 3D side-by-side demo using two webcams.
>> >>
>> >> I think we can add it.
>> >>
>> >> Karl
>> >>
>> >
>> >  Hi Karl,
>> > What should be the steps to move it forward?
>> >
>> > Gonzalo
>> >
>
>

> On Mon, Oct 10, 2011 at 2:38 AM, Gonzalo Odiard <[hidden email]> wrote:
>> Great!
>> Anybody knows who package e-toys in Fedora?
>>
>> Gonzalo
>>
>> On Sat, Oct 8, 2011 at 8:10 AM, karl ramberg <[hidden email]> wrote:
>>>
>>> Added to Etoys now.
>>> Camera is not working on Windows 7
>>>
>>> Karl
>>>
>>> On Fri, Oct 7, 2011 at 4:00 PM, Gonzalo Odiard <[hidden email]> wrote:
>>> >
>>> >
>>> > On Thu, Oct 6, 2011 at 4:27 PM, karl ramberg <[hidden email]>
>>> > wrote:
>>> >>
>>> >> On Thu, Oct 6, 2011 at 7:13 PM, Derek O'Connell <[hidden email]>
>>> >> wrote:
>>> >> > Hi Gonzalo, Bert,
>>> >> >
>>> >> > I took a quick look at Scratch on XO-1.5 (Build: 5 customised, Sugar:
>>> >> > 0.93.4, Fw: Q3B19) and saw the effect mentioned in ticket/11297. At
>>> >> > first
>>> >> > guess this looks like a conversion problem in libv4l2 (new version?),
>>> >> > confirmed by copying my desktop versions of libv4l2.so.0 and
>>> >> > libv4lconvert.so.0 to the XO and then the camera image was perfect
>>> >> > (although
>>> >> > frame-rate was a little on the slow side). So this problem possibly
>>> >> > needs
>>> >> > bouncing elsewhere.
>>> >> >
>>> >> > Re supporting etoys/other-platforms, the c-code [1], image code [2]
>>> >> > and
>>> >> > example morph [3] was released ~20 months ago so I have no idea why
>>> >> > it
>>> >> > was
>>> >> > not adopted. I do know it worked in etoys earlier this year since I
>>> >> > loaded
>>> >> > it all up to do a 3D side-by-side demo using two webcams.
>>> >>
>>> >> I think we can add it.
>>> >>
>>> >> Karl
>>> >>
>>> >
>>> >  Hi Karl,
>>> > What should be the steps to move it forward?
>>> >
>>> > Gonzalo
>>> >
>>
>>
>
> There are some subtle bugs in the WebCamMorph code that give hard crash.
> I'm trying to pin it down but have not found the right place yet.
> Good new is that the camera works in Windows though only in a basic way.
>
> I'll try to weed out the bugs during the week
>
> Karl
>

> I been working with the WebCamMorph code and got it working now I think.
> At least it does not crash my image :-)
>
> I think I'm going to simplify the code quite a bit because we do not
> need all the
> settings that WebCamMorph have.
>
> Karl
>
> On Tue, Oct 11, 2011 at 10:53 PM, karl ramberg <[hidden email]> wrote:
>> On Mon, Oct 10, 2011 at 2:38 AM, Gonzalo Odiard <[hidden email]> wrote:
>>> Great!
>>> Anybody knows who package e-toys in Fedora?
>>>
>>> Gonzalo
>>>
>>> On Sat, Oct 8, 2011 at 8:10 AM, karl ramberg <[hidden email]> wrote:
>>>>
>>>> Added to Etoys now.
>>>> Camera is not working on Windows 7
>>>>
>>>> Karl
>>>>
>>>> On Fri, Oct 7, 2011 at 4:00 PM, Gonzalo Odiard <[hidden email]> wrote:
>>>> >
>>>> >
>>>> > On Thu, Oct 6, 2011 at 4:27 PM, karl ramberg <[hidden email]>
>>>> > wrote:
>>>> >>
>>>> >> On Thu, Oct 6, 2011 at 7:13 PM, Derek O'Connell <[hidden email]>
>>>> >> wrote:
>>>> >> > Hi Gonzalo, Bert,
>>>> >> >
>>>> >> > I took a quick look at Scratch on XO-1.5 (Build: 5 customised, Sugar:
>>>> >> > 0.93.4, Fw: Q3B19) and saw the effect mentioned in ticket/11297. At
>>>> >> > first
>>>> >> > guess this looks like a conversion problem in libv4l2 (new version?),
>>>> >> > confirmed by copying my desktop versions of libv4l2.so.0 and
>>>> >> > libv4lconvert.so.0 to the XO and then the camera image was perfect
>>>> >> > (although
>>>> >> > frame-rate was a little on the slow side). So this problem possibly
>>>> >> > needs
>>>> >> > bouncing elsewhere.
>>>> >> >
>>>> >> > Re supporting etoys/other-platforms, the c-code [1], image code [2]
>>>> >> > and
>>>> >> > example morph [3] was released ~20 months ago so I have no idea why
>>>> >> > it
>>>> >> > was
>>>> >> > not adopted. I do know it worked in etoys earlier this year since I
>>>> >> > loaded
>>>> >> > it all up to do a 3D side-by-side demo using two webcams.
>>>> >>
>>>> >> I think we can add it.
>>>> >>
>>>> >> Karl
>>>> >>
>>>> >
>>>> >  Hi Karl,
>>>> > What should be the steps to move it forward?
>>>> >
>>>> > Gonzalo
>>>> >
>>>
>>>
>>
>> There are some subtle bugs in the WebCamMorph code that give hard crash.
>> I'm trying to pin it down but have not found the right place yet.
>> Good new is that the camera works in Windows though only in a basic way.
>>
>> I'll try to weed out the bugs during the week
>>
>> Karl
>>
>

>
>  Karl
>
>  On Wed, Oct 12, 2011 at 10:40 AM, karl ramberg
>  <[hidden email]> wrote:
> > I been working with the WebCamMorph code and got it working now I
> > think. At least it does not crash my image :-)
> >
> > I think I'm going to simplify the code quite a bit because we do
> > not need all the settings that WebCamMorph have.
> >
> > Karl
> >
> > On Tue, Oct 11, 2011 at 10:53 PM, karl ramberg
> > <[hidden email]> wrote:
> >> On Mon, Oct 10, 2011 at 2:38 AM, Gonzalo Odiard
> >> <[hidden email]> wrote:
> >>> Great! Anybody knows who package e-toys in Fedora?
> >>>
> >>> Gonzalo
> >>>
> >>> On Sat, Oct 8, 2011 at 8:10 AM, karl ramberg
> >>> <[hidden email]> wrote:
> >>>>
> >>>> Added to Etoys now. Camera is not working on Windows 7
> >>>>
> >>>> Karl
> >>>>
> >>>> On Fri, Oct 7, 2011 at 4:00 PM, Gonzalo Odiard
> >>>> <[hidden email]> wrote:
> >>>>>
> >>>>>
> >>>>> On Thu, Oct 6, 2011 at 4:27 PM, karl ramberg
> >>>>> <[hidden email]> wrote:
> >>>>>>
> >>>>>> On Thu, Oct 6, 2011 at 7:13 PM, Derek O'Connell
> >>>>>> <[hidden email]> wrote:
> >>>>>>> Hi Gonzalo, Bert,
> >>>>>>>
> >>>>>>> I took a quick look at Scratch on XO-1.5 (Build: 5
> >>>>>>> customised, Sugar: 0.93.4, Fw: Q3B19) and saw the
> >>>>>>> effect mentioned in ticket/11297. At first guess this
> >>>>>>> looks like a conversion problem in libv4l2 (new
> >>>>>>> version?), confirmed by copying my desktop versions of
> >>>>>>> libv4l2.so.0 and libv4lconvert.so.0 to the XO and then
> >>>>>>> the camera image was perfect (although frame-rate was a
> >>>>>>> little on the slow side). So this problem possibly
> >>>>>>> needs bouncing elsewhere.
> >>>>>>>
> >>>>>>> Re supporting etoys/other-platforms, the c-code [1],
> >>>>>>> image code [2] and example morph [3] was released ~20
> >>>>>>> months ago so I have no idea why it was not adopted. I
> >>>>>>> do know it worked in etoys earlier this year since I
> >>>>>>> loaded it all up to do a 3D side-by-side demo using two
> >>>>>>> webcams.
> >>>>>>
> >>>>>> I think we can add it.
> >>>>>>
> >>>>>> Karl
> >>>>>>
> >>>>>
> >>>>> Hi Karl, What should be the steps to move it forward?
> >>>>>
> >>>>> Gonzalo
> >>>>>
> >>>
> >>>
> >>
> >> There are some subtle bugs in the WebCamMorph code that give hard
> >> crash. I'm trying to pin it down but have not found the right
> >> place yet. Good new is that the camera works in Windows though
> >> only in a basic way.
> >>
> >> I'll try to weed out the bugs during the week
> >>
> >> Karl
> >>
> >

> Hi Karl,
>
> On 13/10/11 21:24, karl ramberg wrote:
>>
>>  I'm considering renaming the WebcamMorph in Etoys as its much
>>  different now from the original code. Partly because the original
>>  code had so many setters and getters. Many where for settings that
>>  where planned features not yet working. Others seemed to be
>>  overreaching the needs Etoys has.
>
> The morph was fully working but what is probably missing is the set of
> fxMorph's that were designed to work with it (in simple d&d fashion via
> PasteUp morph as a holder). I'm sure I published these as well but will
> check in the next few days.
>
> In the past few years Etoys has become defined by the requirements of a
> group of educationalists, which is great for the amount of attention that
> has resulted. Hopefully however no one is claiming that Etoys is restricted
> solely for educational use and I'm sure there are plenty of people who
> simply like to quickly experiment with ideas (me included). The WebCam morph
> was created with this latter group in mind but I'm happy if it can be
> chopped down for other uses.
>
> -D
>
>>
>>  Karl
>>
>>  On Wed, Oct 12, 2011 at 10:40 AM, karl ramberg
>>  <[hidden email]> wrote:
>> > I been working with the WebCamMorph code and got it working now I
>> > think. At least it does not crash my image :-)
>> >
>> > I think I'm going to simplify the code quite a bit because we do
>> > not need all the settings that WebCamMorph have.
>> >
>> > Karl
>> >
>> > On Tue, Oct 11, 2011 at 10:53 PM, karl ramberg
>> > <[hidden email]> wrote:
>> >> On Mon, Oct 10, 2011 at 2:38 AM, Gonzalo Odiard
>> >> <[hidden email]> wrote:
>> >>> Great! Anybody knows who package e-toys in Fedora?
>> >>>
>> >>> Gonzalo
>> >>>
>> >>> On Sat, Oct 8, 2011 at 8:10 AM, karl ramberg
>> >>> <[hidden email]> wrote:
>> >>>>
>> >>>> Added to Etoys now. Camera is not working on Windows 7
>> >>>>
>> >>>> Karl
>> >>>>
>> >>>> On Fri, Oct 7, 2011 at 4:00 PM, Gonzalo Odiard
>> >>>> <[hidden email]> wrote:
>> >>>>>
>> >>>>>
>> >>>>> On Thu, Oct 6, 2011 at 4:27 PM, karl ramberg
>> >>>>> <[hidden email]> wrote:
>> >>>>>>
>> >>>>>> On Thu, Oct 6, 2011 at 7:13 PM, Derek O'Connell
>> >>>>>> <[hidden email]> wrote:
>> >>>>>>> Hi Gonzalo, Bert,
>> >>>>>>>
>> >>>>>>> I took a quick look at Scratch on XO-1.5 (Build: 5
>> >>>>>>> customised, Sugar: 0.93.4, Fw: Q3B19) and saw the
>> >>>>>>> effect mentioned in ticket/11297. At first guess this
>> >>>>>>> looks like a conversion problem in libv4l2 (new
>> >>>>>>> version?), confirmed by copying my desktop versions of
>> >>>>>>> libv4l2.so.0 and libv4lconvert.so.0 to the XO and then
>> >>>>>>> the camera image was perfect (although frame-rate was a
>> >>>>>>> little on the slow side). So this problem possibly
>> >>>>>>> needs bouncing elsewhere.
>> >>>>>>>
>> >>>>>>> Re supporting etoys/other-platforms, the c-code [1],
>> >>>>>>> image code [2] and example morph [3] was released ~20
>> >>>>>>> months ago so I have no idea why it was not adopted. I
>> >>>>>>> do know it worked in etoys earlier this year since I
>> >>>>>>> loaded it all up to do a 3D side-by-side demo using two
>> >>>>>>> webcams.
>> >>>>>>
>> >>>>>> I think we can add it.
>> >>>>>>
>> >>>>>> Karl
>> >>>>>>
>> >>>>>
>> >>>>> Hi Karl, What should be the steps to move it forward?
>> >>>>>
>> >>>>> Gonzalo
>> >>>>>
>> >>>
>> >>>
>> >>
>> >> There are some subtle bugs in the WebCamMorph code that give hard
>> >> crash. I'm trying to pin it down but have not found the right
>> >> place yet. Good new is that the camera works in Windows though
>> >> only in a basic way.
>> >>
>> >> I'll try to weed out the bugs during the week
>> >>
>> >> Karl
>> >>
>> >
>
>
>