well, we were vectorizing b&w scans of line/text documents, so it worked quite well. Vectorizing pictures of your kids, on the other hand, probably wouldn't turn out as nicely.
michael On Sep 1, 2011, at 12:35 PM, filip sound wrote: > uhm, vectorizing bitmap images sounds horrible to me :) > > from my experience with pdf2swf I can give the following advice > concerning filesize: > > - make sure all fonts are embedded in the pdf, otherwise all chars are > converted to vector graphics which causes a major increase in filesize > > - complex vector objects (like illustrator images) can be very heavy > and also cause the magazine player (whatever it might be) to slowdown > because of all the vector calculations > > - resolution and size of input: preprocess the input pdf files; > publishers for example deliver them with 300dpi but for magazine > players in a browser you wont need more than 110dpi - tho afaik > pdf2swf is downsampling them but I'm not sure how efficient it does > this > > - you never know how many pages your magazines will have thus I > recommend using a clever preloader like loading only the next couple > of pages, on jumps load the next and the previous pages, stop loading > if a video is played and so on. keep the users experience at a > maximum. > > - all this has already been done several times by others. the best (as > in most complete and crazy features like grouping and animating > objects from generated SWFs, all kinds of media imports, export to CD > version, web zip, ipad, iphone) solution I know is > www.3d-zeitschrift.de (english version is here: www.3d-flip.com ) tho > it is not a free solution and more for publishers directly. but there > are open source players like www.megazine3.de > > hope that helped :) > philip > > > > On Thu, Sep 1, 2011 at 8:03 PM, Michael Geary <[email protected]> wrote: >> What is the nature of your PDFs? In my experience, Flash really doesn't >> handle *large* bitmaps well. One thing we've had success with is vectorizing >> bitmap images. >> michael >> >> On Sep 1, 2011, at 11:54 AM, Thomas Packert wrote: >> >> Hello All, >> >> >> We are using SWFTOOLs to convert PDF images, scanned from various multi >> function printers into FlexPaper with PDF2SWF. >> >> The issue we are having is that the resulting SWF file will be 10 to 15 >> times the size of the original PDF image. >> >> If the PDF is a non-image PDF then there is not the mutiplication of the >> size of the file. I have seen 3MB Image PDF files turn into 45MB SWF files >> by passing them through PDF2SWF >> >> We have played with some of the command line switches with the PDF2SWF, but >> that results in a resolution that is too low to make the image usable. >> >> Our UI is written in flex/flash, and the users scroll through the Flex Paper >> version of the document. Some of these documents are 100,150, 200 pages. >> So the ballooning of the size of the document consumes a lot of bandwidth >> and memory. >> >> Has anyone seen this before and perhaps has a work around/patch to prevent >> the SWF file expansion to 10x the original? >> >> Regards, >> >> Tom >> --------------- >> SWFTools-common is a self-managed list. To subscribe/unsubscribe, or amend >> an existing subscription, please kindly point your favourite web browser >> at:<http://lists.nongnu.org/mailman/listinfo/swftools-common> >> >> --------------- >> SWFTools-common is a self-managed list. To subscribe/unsubscribe, or amend >> an existing subscription, please kindly point your favourite web browser >> at:<http://lists.nongnu.org/mailman/listinfo/swftools-common> >> > > --------------- > SWFTools-common is a self-managed list. To subscribe/unsubscribe, or amend an > existing subscription, please kindly point your favourite web browser > at:<http://lists.nongnu.org/mailman/listinfo/swftools-common> --------------- SWFTools-common is a self-managed list. To subscribe/unsubscribe, or amend an existing subscription, please kindly point your favourite web browser at:<http://lists.nongnu.org/mailman/listinfo/swftools-common>
