function DPCM = mDPCMEncode( image );

image_size = prod( size( image ) );

image_vector = reshape( image', 1, image_size );

DPCM_vector = [ image_vector 0 ] - [ 0 image_vector ];

DPCM = reshape( DPCM_vector( 1:image_size ), fliplr( size( image ) ) )';