Transmitter, receiver, transmission method, reception method, transmission program, reception program, and video content data structure

摘要

A transmitter which transmits video content via a predetermined network, wherein the video content is encoded while an image group containing a plurality of frame images is handled as a processing unit, the transmitter includes a formation unit and a transmission unit. The formation unit is configured to form invalid-image information for an image group containing at least an edit point of edited video content in order to indicate invalid frame images within the image group in accordance with edit point information about the edited video content. The transmission unit is configured to transmit video content via the predetermined network and, if there is invalid-image information formed by the formation unit, transmit the invalid-image information before transmitting the associated image group.