<s>
Meridian	B-Algorithm
Lossless	I-Algorithm
Packing	I-Algorithm
,	O
also	O
known	O
as	O
Packed	B-Algorithm
PCM	I-Algorithm
(	O
PPCM	O
)	O
,	O
is	O
a	O
lossless	B-Algorithm
compression	I-Algorithm
technique	O
for	O
PCM	B-Algorithm
audio	I-Algorithm
data	O
developed	O
by	O
Meridian	O
Audio	O
,	O
Ltd	O
.	O
MLP	O
is	O
the	O
standard	O
lossless	B-Algorithm
compression	I-Algorithm
method	O
for	O
DVD-Audio	O
content	O
(	O
often	O
advertised	O
with	O
the	O
Advanced	O
Resolution	O
logo	O
)	O
and	O
typically	O
provides	O
about	O
1.5:1	O
compression	O
on	O
most	O
music	O
material	O
.	O
</s>
<s>
Dolby	O
TrueHD	O
,	O
used	O
in	O
Archival	B-Device
Disc	I-Device
Blu-ray	O
and	O
HD	B-Operating_System
DVD	I-Operating_System
,	O
employs	O
MLP	O
,	O
but	O
compared	O
with	O
DVD-Audio	O
,	O
adds	O
higher	O
bit	O
rates	O
,	O
8	O
full-range	O
channels	O
,	O
extensive	O
metadata	O
,	O
and	O
custom	O
speaker	O
placements	O
(	O
as	O
specified	O
by	O
SMPTE	O
)	O
.	O
</s>
