Make YuvToJpegEncoder more JNI compliant

Minor changes have been done to conform with standard
JNI practice (e.g. use of jint instead of int in JNI
function prototypes)

Change-Id: I4015138921cc18ecae52daaa6710b3c9efd68e87
Signed-off-by: Ashok Bhat <ashok.bhat@arm.com>
Signed-off-by: Marcus Oakland <marcus.oakland@arm.com>
1 file changed