UIViewKeyframeAnimation

[UIView animateKeyframesWithDuration:2.0 delay:0.0 options:UIViewKeyframeAnimationOptionCalculationModeLinear animations:^{
[UIView addKeyframeWithRelativeStartTime:0.0 relativeDuration:1.0/3.0 animations:^{
self.myImage.transform =CGAffineTransformMakeRotation(2.0*M_PI /3.0);
}];
[UIView addKeyframeWithRelativeStartTime:1.0/3.0 relativeDuration:1/3.0 animations:^{
self.myImage.transform =CGAffineTransformMakeRotation(4.0*M_PI /3.0);
}];
[UIView addKeyframeWithRelativeStartTime:2.0/3.0 relativeDuration:1.0/3.0 animations:^{
self.myImage.transform =CGAffineTransformMakeRotation(0.0);
}];
} completion:^(BOOL finished) {

}];