[softwarelist] Re: PNG in DPscan

In message <MtppyoAF8NlHFwcc@xxxxxxxxxxxxxxxxxxx>, David Pilling <flist@xxxxxxxxxxxxxxxxxxx> writes
Could you send me an example by private email?

Thanks for the example files. Those PNG files have a bad value for resolution - rather than the usual trick of being zero, they have a fantastically high resolution, according to Windows viewer it is: 16899208 dpi in both X and Y directions.

DPScan gets a similar value, but when it works out how big an image that converts to on screen (0 pixels) it crashes.

PhotoShop Elements tells me the resolution is 72dpi, which sounds to me like it knows they're dud values and has substituted the Mac default value.

Perhaps someone should tell Google, although by now I expect we have a new standard.

I'll tweek DPScan for RISC OS tomorrow and put it on my web site.


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David Pilling
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