question: public OtaBitmap ( byte [ ] otaBitmapData ) { if ( otaBitmapData != null ) { int infoField = otaBitmapData [ 0 ] ; width_ = otaBitmapData [ 1 ] ; height_ = otaBitmapData [ 2 ] ; int depth = otaBitmapData [ 3 ] ; int length = otaBitmapData . length - 4 ; otaImgData_ = new byte [ length ] ; System . arraycopy ( otaBitmapData , 4 , otaImgData_ , 0 , length ) ; } }
target:  Initialise with a raw Ota Bitmap