[osflash] FP8 screen screenshot by code?

Max Herkender staticreator at gmail.com
Sun Aug 21 16:45:44 PDT 2005


Nah, png compression uses DEFLATE, basically (a form of) zip
compression. It'd be astonishingly slow in Actionscript. Simpler forms
of compression might work well if you enabled low quality before
getting the snapshot though...

On 8/21/05, . m a r c o s   a u g u s t o <chadart at gmail.com> wrote:
> Yup.. I made it using imagemagick and amfphp...
> You can expect around 500kb for a 150x150px image....
> I was thinking about using some kind of LRE compression, and try to
> find patterns..
> But PNG sound more interesting...
> Can it be done ?
> 
> 
> On 8/21/05, David Rorex <drorex at gmail.com> wrote:
> > On 8/21/05, Carl-Alexandre Malartre <osflash at netmaths.net> wrote:
> > > Hi,
> > >
> > > I was wondering, can FP8 take screenshot of the user's activity and send
> > > them to the server?
> > >
> > > With the new pixel access, can FP8 send bitmap data to the server?
> > >
> > > This would be incredible for crash reporting. In one of our apps, we have a
> > > button where people can complain. Maybe it could attach a screenshot of the
> > > app at the same time.
> > >
> > > Thanks
> >
> > You could take a 'screenshot', but ONLY of whats running inside your
> > particular instance of flash.
> >
> > The only problem is, there is no image compression routines built into
> > flash. Also there are issues with sending raw data to the server. So
> > the screen capture first of all would be pretty slow (you have to read
> > each pixel one at a time), and then the data to upload would be pretty
> > big (several megabytes...unless you implemented PNG compression in
> > actionscript or something)
> >
> > -David R
> >
> > _______________________________________________
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> > osflash at osflash.org
> > http://osflash.org/mailman/listinfo/osflash_osflash.org
> >
> 
> 
> --
> . m a r c o s    a u g u s t o  ;
> 
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