| 摘要 |
Methods, apparatus and computer program products are provided that generate a plurality of code words representative of data to be encoded. The code words may be generated to have first and second portions with each first portion including information that is representative of a predetermined characteristic of an associated second portion and each second portion including information that is representative of a respective portion of the data. A plurality of blocks may also be defined with each block including one or more bitplanes of the second portions of the code words. The plurality of blocks may be sequenced to achieve progressive representations of the encoded content in accordance with schemes to order the data according to priority of content. Content may be provided a level of error protection commiserate with its priority.
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