Just saw this today on MXNA,

http://www.kaourantin.net/2005/08/png-support-in-flash-player-8.html

the zlib and png support he means , are only for de-compression purposes, 
you can't use then for encoding .... right ? hehe


On 8/22/05, David Rorex <[EMAIL PROTECTED]> wrote:
> I would look into RLE (very simple and should be fast enough for
> actionscript, only really helps for images that contain areas of the
> same color. If every pixel's a different color, it's not gonna
> compress)
> 
> And possible LZSS (decompression is very fast, but compression can be slower)
> 
> -David R
> 
> On 8/21/05, Daniel Wabyick <[EMAIL PROTECTED]> wrote:
> >
> > It may very well be slow, but it would be interesting to still try. One
> > factor to consider is that the bitmap sizes for most applications would
> > be relatively small, and this would reduce the amount of info to deflate.
> >
> > That said - I would be open to other compression ideas, ideally ones
> > that will be trivially simple for server applications to implement.
> >
> > One might think Adobe might know a thing or two about this subject. ;-)
> >
> > Max Herkender wrote:
> >
> > >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 <[EMAIL PROTECTED]> 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 <[EMAIL PROTECTED]> wrote:
> > >>
> > >>
> > >>>On 8/21/05, Carl-Alexandre Malartre <[EMAIL PROTECTED]> 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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> > >>>
> > >>>
> > >>>
> > >>--
> > >>. m a r c o s    a u g u s t o  ;
> > >>
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> > >>
> > >>
> > >>
> > >
> > >_______________________________________________
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> > >
> > >
> >
> >
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> >
> 
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-- 
. m a r c o s    a u g u s t o  ;

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