| 摘要 |
FIELD: information technology.SUBSTANCE: first decoding unit, capable of decoding second encoded data and generating a predictive picture, a high-frequency sampling processing unit capable of high-frequency sampling first predictive image data generated by the first decoding unit, for generating first predictive image data, sampled with high frequency, a second high-frequency sampling processing unit capable of high-frequency sampling predictive image data generated by the first decoding unit, for generating second predictive image data, sampled with high frequency, a selection unit capable of selecting first predictive image data or second predictive image data according to flag data as predictive image data for predicting successive image data, and a second decoding unit capable of decoding first encoded data using the predictive image data selected by the selection unit.EFFECT: decoding successive image data encoded in a top layer and interlaced image data encoded in a lower layer.2 cl, 22 dwg |
