Hi, dear.
I have a full experience of JNI, FFmpeg.
I have been developed apps for 6+ years.
I have developed Shopping app, OpenVPN, Photo Sharing Social app, Bus Tracking app, Live Streaming App, News app, Youtube Channel app, ChromeCasting app...
I can convert android app into Iphone, or Iphone into Android.
If interested, please ping me.
Regards.