Method and apparatus for protecting scalable video coding contents
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United States of America Patent
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Aug 13, 2013
Grant Date -
Jan 21, 2010
app pub date -
Jun 20, 2008
filing date -
Jun 20, 2008
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Abstract
Disclosed are a method and apparatus capable of reducing the computational complexity of encryption and decryption by encrypting only data of scalable video coding contents for each coding layer in terms of temporal, spatial, and SNR scalabilities to provide a service for protected scalable video coding contents, and capable of protecting contents by generating and distributing an encryption key for encryption and decryption depending on a class of a contents consumer.
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