Re: Is CGImage... thread-safe?
Re: Is CGImage... thread-safe?
- Subject: Re: Is CGImage... thread-safe?
- From: Gabriel Zachmann via Cocoa-dev <email@hidden>
- Date: Wed, 27 May 2020 21:08:59 +0200
>>
>> I've just had a crash in
>> CGImageSourceCreateThumbnailAtIndex( new_image, 0, imageOpts );
>
> We went through this quite a while ago in private emails.
> CGImageSourceCreateThumbnailAtIndex is fine to use from any thread. Are you
> sure the image source even has an image at index 0? Not all do. What's the
> crashed stack look like?
I can't recall/reproduce, but it was definitely *inside*
CGImageSourceCreateThumbnailAtIndex().
If there is no image a tinder 0, shouldn't it just return NULL gracefully?
Best regards, Gabriel
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