发明授权
US08488824B2 Audio encoding and decoding method and associated audio encoder, audio decoder and computer programs 有权
音频编码和解码方法及相关音频编码器,音频解码器和计算机程序

Audio encoding and decoding method and associated audio encoder, audio decoder and computer programs
摘要:
The invention relates to a method for sequencing spectral components of elements to be encoded (A1, . . . , AQ) originating from an audio scene comprising N signals (Sii=1 to N), in which N>1, an element to be encoded comprising spectral components associated with respective spectral bands, characterised in that it comprises the following steps: calculation of the respective influence of at least some spectral components which can be calculated as a function of the spectral parameters originating from at least some of the N signals on the mask-to-noise ratios determined over the spectral bands as a function of the encoding of said spectral components; and allocation of an order of priority to at least one spectral component as a function of the influence calculated for said spectral component compared to the other influences calculated.
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