- From: Harald Alvestrand <harald@alvestrand.no>
- Date: Thu, 05 Sep 2013 17:21:20 +0200
- To: public-media-capture@w3.org
On 09/05/2013 07:37 AM, Rob Manson wrote: > Hi Adam, > > that's true. But Transferable objects avoid the copy overhead so > there is a real performance benefit in that. > > Unless I'm missing something? That's actually only true for browsers using shared memory between entities. > > roBman > > > On 05/09/13 15:14, Adam Bergkvist wrote: >> On 2013-09-05 04:50, Rob Manson wrote: >>> Also since I don't believe Blob's are Transferable[9] then choosing B >>> has performance implications for processes that want to shift work off >>> into a Web Worker too (see comment above about B's secondary pipeline). >> >> It's true that Blob's aren't Transferable (since they are immutable and >> easy to share it doesn't add much), but you can send them as the first >> (message) argument to postMessage() [1]. >> >> /Adam >> >> [1] http://dev.w3.org/html5/postmsg/#dom-window-postmessage >> >
Received on Thursday, 5 September 2013 15:21:51 UTC