April 2005
Intermediate to advanced
800 pages
20h 52m
English
Content preview from A Practical Guide to Video and Audio Compression
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F
MPEG-2 Profiles and Levels
F.1 MPEG-2 Complexity
MPEG-2 is simplified by defining a set of profiles and levels that help to constrain the tools that encode and decode MPEG-2 content. This helps decoder manufacturers build products that handle a defined level of functionality. The encoder manufacturers then have a clear target and some bounded limits within which their bit-stream creation can be engineered.
F.2 MPEG-2 Profiles
Table F-1 lists the profiles that are defined for MPEG-2:
F-1 MPEG-2 Profiles
| Profile | Description |
Simple (SP) |
A very simple profile that does not support B-frames, thereby allowing decoders to be stripped down to the bare essentials for implementation in low-cost hardware. |
| Main (MP) | Most of the consumer-oriented ... |
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