Author Topic: Poor diagram image quality in Web (HTML) Reports.  (Read 9909 times)

Svend Erik Nygaard

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Poor diagram image quality in Web (HTML) Reports.
« on: February 02, 2016, 12:45:02 am »
My HTML reports show blurred diagrams (both text and lines).
I have included an example below of how my Web report diagrams look like.

I have tried many different combinations of settings (Image Format in html report window; Scale Saved Bitmaps to %; Image Memory Limit MB; Renderer; GDI Plus Meta-files; Scale view by %; Anti-aliased text; Compress text to fit within Element; Clipboard image format; ...)

But I have not found the cause of the poor image quality.

So please anyone - help :-)  What are the important settings and their values for geting proper image quality og diagram images in Web reports

(I did see http://sparxsystems.com/forums/smf/index.php/topic,25943.0.html - but that did not help me.)


« Last Edit: February 02, 2016, 12:46:44 am by Svend Erik Nygaard »

Geert Bellekens

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Re: Poor diagram image quality in Web (HTML) Reports.
« Reply #1 on: February 02, 2016, 12:55:31 am »
Svend,

I'm looking at the image you posted, but it looks crystal clear to me. ???

Geert


Svend Erik Nygaard

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Re: Poor diagram image quality in Web (HTML) Reports.
« Reply #2 on: February 02, 2016, 01:00:08 am »
I'm looking at the image you posted, but it looks crystal clear to me. ???

Even if you compare the text in the image to the text (html) in the post?

Geert Bellekens

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Re: Poor diagram image quality in Web (HTML) Reports.
« Reply #3 on: February 02, 2016, 01:06:44 am »
Yes,

I would even say that the text of the forum is slightly blurrier then the text in the image.

Geert

Svend Erik Nygaard

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Re: Poor diagram image quality in Web (HTML) Reports.
« Reply #4 on: February 02, 2016, 01:34:17 am »
Great Geert,

can you please send me 400 clones of your Workstation  ;D

Ok back to serious: Unfortunately the workstations, I have tested this on presents blurry diagrams where the clean HTML text is sharper than the diagrams.

Are there more people out there - how does the diagram present itself on your workstation?
« Last Edit: February 02, 2016, 01:37:49 am by Svend Erik Nygaard »

Glassboy

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Re: Poor diagram image quality in Web (HTML) Reports.
« Reply #5 on: February 02, 2016, 06:44:26 am »
The graphic looks fine on both my monitor.  If you're running on a recent version of Windows the resolution options for your monitor should have one with "(recommended)" next to it.  Make sure you're using that one and not another choice with a different aspect ratio.  If you're running your monitor in the wrong aspect ratio it will cause distortion in text on images.

HarryPlotter

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Re: Poor diagram image quality in Web (HTML) Reports.
« Reply #6 on: February 02, 2016, 11:58:40 am »
Suggest also look at which app is rendering the html.

A client I work at recently rolled out IE11 as part of their 'standard operating environment'. Result was some SharePoint wikis now look really messy - all the sanserif fonts spaced/kerned poorly, and some images scaled in very imaginative ways.

I just saved your PNG - in the client environment, it appears to be very sharp in 'Windows Photo Viewer' and slightly blurred in 'IE11'.

AndyJ

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Re: Poor diagram image quality in Web (HTML) Reports.
« Reply #7 on: February 02, 2016, 03:59:59 pm »
Same here, crystal clear in Firefox.

 :)
Sun Tzu: "If you sit by the river long enough, eventually the body of MS Visio floats past."

Svend Erik Nygaard

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Re: Poor diagram image quality in Web (HTML) Reports.
« Reply #8 on: February 04, 2016, 12:57:22 am »
Thank you very much everyone who took time to respond to this.

I'm still not happy with the image quality - and yes, I realize that it is an image and not vector graphics - but still.
But, at least I now know that it is not because I have set op options that affects the image quality negatively compared to what is to be expected.

My screen resolutions on my own workstations screens are "2560 x 1600 (recommended)", and I have seen it on several other workstations as well.

But again - I am impressed with your willingness to take time to respond, thanks a lot guys   :)

Dermot

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Re: Poor diagram image quality in Web (HTML) Reports.
« Reply #9 on: February 04, 2016, 02:12:50 pm »
With your Windows | Control Panel | Display options - do you have this set to another Size for Items - not 100%.
If so, try setting it back to 100% and check for any difference.

Svend Erik Nygaard

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Re: Poor diagram image quality in Web (HTML) Reports.
« Reply #10 on: May 10, 2016, 10:29:01 pm »
With your Windows | Control Panel | Display options - do you have this set to another Size for Items - not 100%.
If so, try setting it back to 100% and check for any difference.
Thanks, Dermot - only saw your message just now.  - However, it was set to 100%.