[Coco] Radio Shack Catalogs Online Mirror

[Shain Klammer]

Having the PDFs are handy; but, IMHO, I thought the interactive reader was
quite nice - the page flipping was nicely handled and included a nice sound
reminiscent of the type of paper used in those catalogues...

sk
2008/12/24 Torsten Dittel <Torsten at dittel.info>

> Gene Heskett schrieb:
>
>> That may be because the pdf's are in fact, one of the more powerfull
>> compressions that can be done.  Not even bzip2 can match it.
>>
>
> Actually, Acrobat is optionally using ZIP for overall file compression.
> However, you can individually decide for any picture object the PDF
> contains, how it will be compressed. Assuming the catalog are one-page color
> scans only, you would select JPG compression when creating the file (1-Bit
> b&w scans might use TIFF compression instead, although my experiments
> showed, using ZIP in that case for picture object compressions is sometimes
> even the better choice).
>
> If you ZIP a JPEG file, it will become only a little bit smaller (but not
> much). If you ZIP  thae ZIPped JPEG again, it will get bigger (due to the
> overhead), because compressed data is not more compressible if the
> compression algorithm is good.
>
> Regards,
> Torsten
>
>
>
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