Patent ID: 7779438

Claim:
A method for embedding a message in video content, the method comprising: authoring non-MPEG video content during a video production process, thereby producing authored video content, the authoring including: embedding a message in a plurality of video frames such that each frame of the plurality of video frames comprises an additional element embedded therein; associating said each frame of the plurality of video frames with a time line represented as time code information such that individual frames comprising the embedded message are identified by the time code information, the interval between each identified individual frame of the plurality of video frames comprising the embedded message comprising a key frame interval to be used during video encoding of the video content; and video encoding the authored video content according to the time code information such that each identified individual frame is encoded as a key frame; and embedding a message hider in at least one non-key frame from among a plurality of non-key frames, the at least one non-key frame being a predictive frame intended for display following at least one defined key frame, wherein the message is visible when at least some of the key frames comprising the embedded message are played back using trick mode playback, and visibility of the message is hidden by the message hider during non-trick mode playback.