I took only the kenBurnsView from this project and i implemented it in mine, I this logcat when running it on kitkat devices (on other devices it work perfectly):
D/KenBurnsView? swapImage active=-1
D/KenBurnsView? starting Ken Burns animation android.view.ViewPropertyAnimator@5284ef64
I/Choreographer? Skipped 47 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 63 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 60 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 59 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 51 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 57 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 63 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 62 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 60 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 62 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 56 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 54 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 62 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 62 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 49 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 69 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 57 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 46 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 62 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 76 frames! The application may be doing too much work on its main thread.
D/KenBurnsView? swapImage active=1
D/KenBurnsView? new active=0
D/KenBurnsView? starting Ken Burns animation android.view.ViewPropertyAnimator@54e2e858
I/Choreographer? Skipped 66 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 31 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 34 frames! The application may be doing too much work on its main thread.
I/Choreographer? Skipped 30 frames! The application may be doing too much work on its main thread.
D/dalvikvm? GC_FOR_ALLOC freed 76K, 1% free 88450K/88652K, paused 3ms, total 3ms
D/dalvikvm? GC_FOR_ALLOC freed 35K, 1% free 95824K/96060K, paused 2ms, total 2ms
I/Choreographer? Skipped 34 frames! The application may be doing too much work on its main thread.
I took only the kenBurnsView from this project and i implemented it in mine, I this logcat when running it on kitkat devices (on other devices it work perfectly):