Patent ID: 8391671

Claim:
An information processing apparatus which communicates with a different information processing apparatus through a network, comprising: a playback section configured to play back content data in synchronism with the same content data being played back at the different information processing apparatus; a communication section configured to communicate sound and an image of a user with the different information processing apparatus through said network; a synthesis section configured to synthesize an image and sound of the content data played back by said playback section and the image and sound of the user based on a setting from the user; a storage section configured to store the content data, the image and sound of the user and synthesis information representative of a synthesis situation of the image and sound of the content data and the image and sound of the user; and a reproduction control section configured to control said playback section and said synthesis section based on the synthesis information stored in said storage section to reproduce a synthesized image of the image and sound of the content data and the image and sound of the user stored in said storage section, wherein time information representative of a time at which the synthesis is performed by said synthesis section is added to the content data stored by said storage section and to the image and sound of the user and time information representative of a time at which the synthesis information is produced, or representative of a time at which the setting of the synthesis situation is changed, is added to the synthesis information.