question: protected int [ ] colorSubSampleFromYuvImage ( ImageProxy img , int subsample , boolean enableSquareInscribe ) { Rect defaultCrop = new Rect ( 0 , 0 , img . getWidth ( ) , img . getHeight ( ) ) ; return colorSubSampleFromYuvImage ( img , defaultCrop , subsample , enableSquareInscribe ) ; }
target:  Converts an Android Image to a subsampled image of ARGB_8888 data in a super-optimized loop unroll. Guarantees only one subsampled pass over the YUV data.  No crop is applied.