Method for coefficient bitdepth limitation, encoder and bitstream generation apparatus
First Claim
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1. A method for coefficient bitdepth limitation comprising the steps of:
- generating one or more residual block coefficients in response to a video signal and one or more coding parameters; and
manipulating said one or more coding parameters, wherein said one or more residual block coefficients are prevented from having values greater than a bitdepth of said video signal plus a predefined number of bits.
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Abstract
A method for coefficient bitdepth limitation in an encoder and/or bitstream generation apparatus including the steps of (A) generating one or more residual block coefficients in response to a video signal and one or more coding parameters and (B) manipulating the one or more coding parameters such that the one or more residual block coefficients are prevented from having values greater than a bitdepth of the video signal plus a predefined number of bits.
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Citations
20 Claims
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1. A method for coefficient bitdepth limitation comprising the steps of:
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generating one or more residual block coefficients in response to a video signal and one or more coding parameters; and
manipulating said one or more coding parameters, wherein said one or more residual block coefficients are prevented from having values greater than a bitdepth of said video signal plus a predefined number of bits. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. An encoder apparatus comprising:
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means for generating one or more residual block coefficients in response to a video signal and one or more coding parameters; and
means for manipulating said one or more coding parameters, wherein said one or more residual block coefficients are prevented from having values greater than a bitdepth of said video signal plus a predefined number of bits.
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11. An encoder apparatus comprising:
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an encoding circuit configured to generate one or more residual block coefficients in response to a video signal and one or more coding parameters; and
a control circuit configured to manipulate said one or more coding parameters, wherein said one or more residual block coefficients are limited to values less than or equal to a bitdepth of said video signal plus a predefined number of bits. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification