In order to make it possible to obtain the correct decoded image even in the case of not decoding a particular frame of the encoded data and improve the coding efficiency, the predicted image production unit 103 selects the image data from the image data of a plurality of frames in the reference image...http://www.google.de/patents/US7929605?utm_source=gb-gplus-sharePatent US7929605 - Image decoding device, image decoding method, image decoding program, recording medium recording image decoding program