Web工作者和画布 [英] Web Workers and Canvas
问题描述
Web工作者是否允许访问一个画布对象?
小小的更新,因为现在的问题已经超过了半个在Chrome / Chromium 6中,您现在可以将画布'ImageData对象发送给Web Worker,让Web Worker对对象进行更改,然后编写它使用 putImageData(..)返回画布。 Google的 Chromabrush 是这样做的,源代码可以在这里找到:
更新:
< Opera(10.70)和Firefox(4)的最新开发快照。 0b1)也支持将ImageData对象传递给Web Worker。
2017年更新:
来自Github的实际链接(更容易找到 Are web workers allowed to access a canvas object? Small update, as the question is now more than half a year old: In Chrome/Chromium 6 you can now send a canvas' ImageData object to a web worker, let the web worker make changes to the object and then write it back to the canvas using putImageData(..). Google's Chromabrush does it this way, the source-code can be found here: Update: The latest development snapshots of Opera (10.70) and Firefox (4.0b1) also support passing ImageData objects to a web worker. Update 2017: Actual links from Github (easier to find needed files from 这篇关于Web工作者和画布的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!
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Chromabrush
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