There isn't a way to access these images from the C++ API at the moment. You might be interested in watching/voting/commenting on http://bugreports.qt.nokia.com/browse/QTBUG-12031.
regards, Bea On 14/01/2011, at 7:47 AM, ext T C wrote: > There's definitely a QImage somewhere, I just don't have direct access > to it. I'm just asking if I have to write the networking code to > fetch the image again, or if I can reach into the cache somehow and > get it directly. In this case it's always going to be a cache hit, as > the image was originally loaded by a QML Image item. > > > On Thu, Jan 13, 2011 at 4:34 PM, Jason H <[email protected]> wrote: >> >> I'm not sure what you mean. If there is a QImage, then it has an image, and >> you can call QImage::save(). The cache itself is maintained by >> QNetworkAccessManager and QNetworkDiskCache. If it is cached, then you could >> ask for it by URL and would get the cached version. If not, then it has to >> go get it again anyway... >> >> I'm not sure I understood you though. >> >> >> ________________________________ >> From: T C <[email protected]> >> To: [email protected] >> Sent: Thu, January 13, 2011 3:23:13 PM >> Subject: [Qt-qml] Can you access the Image element's cached QImage/QPixmap >> from C++ code? >> >> Say your QML gui has a section with an Image element whose source points to >> some internet image (http://somwhere/myphoto.jpg for example). When the >> Image item is instantiated the default image provider retrieves it (in the >> background maybe) and then it is painted when ready. The QImage is then >> cached somewhere by the image provider using the source url as the key. >> Later on I would like my C++ code to be able to save this image to permanent >> storage, if the user chooses to do so. Is there a way to do this by >> directly accessing the cached QImage? >> >> I understand that I can write a custom image provider and plug that in to >> the QML app context, but I really don't want to redo all the stuff that >> loads remote images in background threads if I don't have to. Is there an >> easier way? >> >> >> > _______________________________________________ > Qt-qml mailing list > [email protected] > http://lists.qt.nokia.com/mailman/listinfo/qt-qml _______________________________________________ Qt-qml mailing list [email protected] http://lists.qt.nokia.com/mailman/listinfo/qt-qml
