Rate adaptive video coding
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United States of America Patent
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Issued Date -
Apr 27, 2006
app pub date -
Sep 15, 2005
filing date -
Sep 17, 2004
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Abandoned
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Abstract
A method of encoding a sequence of frames for transmission comprises encoding a sequence of frames under different conditions to produce a plurality of encoded bit streams each representing the sequence of frames, for transmission at different bit rates, and storing each of the encoded bit streams in a respective buffer, and outputting a bit stream from a buffer for transmission, and the method further comprises switching between buffers to change the bit rate of the data for transmission, wherein at least one frame to be stored in one buffer is encoded with reference to a frame stored in another buffer.
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