作者: Hisao Sasai , Toru Matsunobu , Kengo Terada , Toshiyasu Sugio , Youji Shibahara
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摘要: An image decoding method includes: obtaining setting information for a first quantization matrix; and inverse-quantizing coefficients of the image, using matrix set according to information. In inverse-quantizing: when includes specifying second specified by is referable, as not third which referable may be matrix.