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Canvas Black in Chrome #1

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sociuswalter opened this issue Feb 9, 2015 · 5 comments
Open

Canvas Black in Chrome #1

sociuswalter opened this issue Feb 9, 2015 · 5 comments

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@sociuswalter
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Hi Guys,

I have a problem with pano.js

In Internetexplorer it works fine. with Google Chrome it doesn't with every photo.

The Canvas is showing the chosen color (Chrome) but then goes black an stays like that.

Is there a size limitation with Google Chrome. One picture that works is relatively small (1MB) the other is of higher quality (4 MB)

Hopefully somebody can help me.

Thx,

walter

@humu2009
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Owner

Thanks for reporting this issue!

Did you get this on the latest edition of Chrome? Is there any error message in the console?

@sociuswalter
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Thanks for answering!

Google Chrome is the latest version (40.0.2214.111 m)
No error is being displayed.

I really appreciate your work! Pano.js is much better than anything else out there.

@sociuswalter
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Not sure if i closed the issue by mistake..

@sociuswalter sociuswalter reopened this Feb 18, 2015
@humu2009
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I'm glad you like it :-)

A really peculiar problem. I ran tests several times and occationally got this error on Chrome 38 (+ Win7). But it seems do not appear on IE or Firefox. I used to encounter a similar problem on another canvas-heavy application, which not only messed the display but even led to random crashes of Chrome: https://code.google.com/p/chromium/issues/detail?id=277297. I guess both have somthing to do with the instability of Chrome's new kernel since it goes to Blink to take place of the traditional Webkit core.

I'll continue to keep attension on this issue.

@sociuswalter
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That sounds great. Hopefully you can solve the issue.

I looked into the raw data again and saw that one picture that works in chrome has a 2:1 aspect ratio at low file size. The one that doesn't work has an odd aspect ratio of around 2.11 : 1 at a higher file size.
Maybe this could also affect the display?

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