Open Bug 1292179 Opened 5 years ago Updated 3 years ago
Large performance slowdown when <canvas> width is greater than 16384
User Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.82 Safari/537.36 Steps to reproduce: 1. Visit vsynctester.com 2. click on gear icon 3. under 'background image', set megapixel value to 50 4. notice in display that background image width is >16384 Actual results: when background image width is >16384, performance all of sudden tanks. Tested on Dell Inspiron 15 (Intel HD Graphics 5500) Expected results: no dramatic slowdown
QA Whiteboard: [bugday-20160808]
Component: Untriaged → Canvas: 2D
Product: Firefox → Core
Ethan, is this related to your current canvas 2d work?
I'm not working on canvas 2d work now, so clear the needinfo.
4 years ago
Priority: -- → P3
3 years ago
See Also: → 1282074
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