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Bug
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Resolution: Duplicate
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P2: Important
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None
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5.14
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None
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macOS
QCamera::setViewfinderSettings does not expose frame rates
QCamera c;
c.load();
QObject::connect(&c,&QCamera::stateChanged,[&](QCamera::State s) {
if (s==QCamera::ActiveState)
qDebug() << ":="<<c.viewfinderSettings().maximumFrameRate()<<":"<<c.viewfinderSettings().minimumFrameRate();
});
QCameraViewfinderSettings sss = c.supportedViewfinderSettings()[0];
auto ss = c.viewfinderSettings();
qDebug() << ss.maximumFrameRate()<<":"<<ss.minimumFrameRate();
c.setViewfinderSettings(sss);
ss = c.viewfinderSettings();
qDebug() << ss.maximumFrameRate()<<":"<<ss.minimumFrameRate();
c.start();
https://developer.apple.com/documentation/avfoundation/avcapturedevice?language=objc
In macOS, a capture session can still automatically configure the capture format after you make changes. To prevent automatic changes to the capture format in macOS, follow the advice listed under the lockForConfiguration: method.
- duplicates
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- Closed
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