A device information analysis circuit 108 analyzes type and capability of reception terminal, and in accordance with the result of analysis, a scene/object conversion circuit 1002 refers to object description data 103 and scene description data 104, and determines whether or not display positions and placement (layout of the respective objects in a display screen of the reception terminal) of respective objects must be changed. If it is determined that the display position and placement must be changed, the display positions and the placement of the respective objects described in the scene description data 104 and the object description data 103 are converted in accordance with the result of analysis by the device information analysis circuit 108.