Original file No. (format)

Target file No. & format

31

47

49

MPEG-2

MPEG-4

MPEG-2

MPEG-4

MPEG-2

MPEG-4

31 (MPEG-1)

100

100

58.3

59.8

65.9

56.8

47 (MPEG-1)

63.6

65.2

100

100

63.6

59.8

49 (MPEG-1)

62.9

63.6

59.1

59.8

100

100

(%)