录音状态浮层

@interface AURecordFloatTip : UIView

@property (nonatomic, strong) UILabel *messageLabel; // 录音提示语，默认值为“正在录音”

// 浮层展示
- (void)showRecodingInView:(UIView *)view;

// 浮层消失
- (void)dismissRecordView;


@end

    AURecordFloatTip *_tipView = [[AURecordFloatTip alloc] init];
    [_tipView showRecodingInView:self.view];