Patent ID: 7787539

Claim:
A method for time stamping a plurality of frames, wherein the plurality of frames comprises a first anchor frame and a second anchor frame, said method comprising: encoding said plurality of frames, wherein one of the encoded frames is predicted from another one of the encoded frames with a circuit; and encoding a delay parameter in a sequence header of an MPEG-4 AVC multilayered bitstream, said multilayered bitstream comprising the sequence header and a sequence payload, said sequence payload comprising a Group of Pictures Header and a plurality of Groups of Pictures, wherein each Group of Pictures further comprise a plurality of pictures and picture headers, wherein the delay parameter is a variable re-ordering buffer delay; encoding a presentation time stamp with each of said plurality of encoded frames, wherein the presentation time stamp is a function of the delay parameter, a decode time stamp, and the number of frames between the first anchor frame and the second anchor frame; and transmitting the MPEG-4 AVC multilayered bitstream over a communication medium.