我不是用的系统照相机,我想做系统照相机一样可以调正焦距。
代码如下:-(void) focus:(UIGestureRecognizer *)gesture
{
    CGPoint point = [gesture locationInView:self.videoCamera.gpuImageView];
    point.x /= self.videoCamera.gpuImageView.frame.size.width;
    point.y /= self.videoCamera.gpuImageView.frame.size.height;    originPoint = point;    if ([self.videoCamera.inputCamera isFocusPointOfInterestSupported] && [self.videoCamera.inputCamera isFocusModeSupported:AVCaptureFocusModeContinuousAutoFocus])
    {
NSError *error;
        [self.videoCamera.inputCamera lockForConfiguration:&error];

        NSLog(@"orign:%f,%f",self.videoCamera.inputCamera.focusPointOfInterest.x,self.videoCamera.inputCamera.focusPointOfInterest.y);
        if (self.videoCamera.inputCamera.adjustingFocus)
        {
           NSLog(@"YES");
           [self.videoCamera.inputCamera setFocusPointOfInterest:point];
           [self.videoCamera.inputCamera setFocusMode:AVCaptureFocusModeContinuousAutoFocus];
            NSLog(@"new:%f,%f",self.videoCamera.inputCamera.focusPointOfInterest.x,self.videoCamera.inputCamera.focusPointOfInterest.y);
        }
        else
        {
            NSLog(@"NO");
        }
       
        [self.videoCamera.inputCamera unlockForConfiguration];
       
    }    _focusProgress.hidden = NO;
}.focusPointOfInterest变了,但是为什么没有效果呢?还是说,还有其它什么需要设置的?
各位大侠,帮忙看下,谢啦!
ios相机聚焦