iOS相机对焦
2023-03-29 本文已影响0人
_菩提本无树_
if (_captureDevice.isFocusPointOfInterestSupported &&[_captureDevice isFocusModeSupported:AVCaptureFocusModeAutoFocus]){
[_captureDevice lockForConfiguration:nil];
[_captureDevice setFocusPointOfInterest:point];
[_captureDevice setFocusMode:AVCaptureFocusModeAutoFocus];
[_captureDevice unlockForConfiguration];
}
注意
[_captureDevice setFocusPointOfInterest:point];
[_captureDevice setFocusMode:AVCaptureFocusModeAutoFocus];
调用顺序不要乱
