X2

286 MPEG-4 encoder settings
720p: Video stream with a resolution of 1280 x 720p (progressive).
Apple iPod: Apple iPod-compatible stream.
Sony PSP: Sony PSP-compatibler stream.
Profile/Level
So that profile and level are conformant with the other settings, pay attention to the
minimum and maximum values in the following tables.
Note! In case the settings are not included in this information, problems playing back the
encoded videos can lead to problems.
Table 1: The levels of the MPEG-4 simple profile (SP)
Level Typical
visual
session
size
Max.
numbe
r of
objects
Maximum
number objects
per type
Max.
unique
quant.
tables
Max. VMV buffer
size
(MB)
L0 QCIF 1 1 x simple 1 198
L1 QCIF 4 4 x simple 1 198
L2 CIF 4 4 x simple 1 792
L3 CIF 4 4 x simple 1 792
Continuation of table 1
Level Max. VCV
buffer
VCV
decode
(MB/s)
Max. total
VBV buffer
(units of
16384
bits)
Max. VOL
VBV buffer
(units of
16384
bits)
Max.
video
length
(bits)
Max.
bitrate
size (MB) r rate size
size
packet (kbit/s)
L0 99 1485 10 10 2048 64
L1 99 1485 10 10 2048 64
L2 396 5940 40 40 4096 128
L3 396 11880 40 40 8192 384