31871488 P1000404-black.dat        compressed data of the black frame
70277294 P1000404-black.dng        dng corresponding to the black frame
 4190720 P1000404-black.JPG        jpeg corresponding to the black frame 
33024512 P1000404-black.RW2        raw file of the black frame 
  175421 P1000404-black.RW2.html   exiftool htmldump of the black frame
50413568 P1000404-black.RW2.u.data uncompressed data of the black frame