[Interest] Qt 5: using QPixmap outside of GUI thread

Thiago Macieira thiago.macieira at intel.com
Thu Sep 27 09:36:06 CEST 2012


On quarta-feira, 26 de setembro de 2012 18.40.34, Stephen Chu wrote:
> I was browsing the platform plugin code and find this new
> ThreadedPixmaps capability bit. After checking QPixmap source I think it
> means some platforms support using QPixmap in non-GUI thread?
> 
> It looks like Cocoa and Windows platform do support this capability. Am
> I right about this or did I read it wrong?

You've read it wrong...

But, since QPixmap in Qt 5 is basically a QImage and QImages *can* be used in 
any thread, you should just change your code to use QImage instead.

-- 
Thiago Macieira - thiago.macieira (AT) intel.com
  Software Architect - Intel Open Source Technology Center
     Intel Sweden AB - Registration Number: 556189-6027
     Knarrarnäsgatan 15, 164 40 Kista, Stockholm, Sweden
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