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Re: Concurrent loading of images ?
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Re: Concurrent loading of images ?


  • Subject: Re: Concurrent loading of images ?
  • From: Steve Mills via Cocoa-dev <email@hidden>
  • Date: Sat, 9 May 2020 12:16:11 -0500

> On May 9, 2020, at 12:13, Gabriel Zachmann via Cocoa-dev
> <email@hidden> wrote:
>
> Would that really make the background (worker) thread execute all that
> internal copying/decoding of images in the *background* thread?
>
> I am asking because, currently, all this stuff gets executed in the main
> thread invoked by some observer.
> And, after all, even a background thread eventually has to put the new image
> in the layer hierarchy, which, I fear, will cause the heavy lifting to be
> done by the main thread, again.

The point is, yes, the worker thread would be handling the image manipulation
to resize it to something that lets the main drawing thread work more
efficiently.

Steve via iPad

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  • Follow-Ups:
    • Re: Concurrent loading of images ?
      • From: Georg Seifert via Cocoa-dev <email@hidden>
References: 
 >Re: Concurrent loading of images ? (From: Gabriel Zachmann via Cocoa-dev <email@hidden>)

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