| prov:value
| - Referring again to FIG. 2, video packager 218 and audio packager 220 are subsystems that package video and audio assets into a format that is compatible with the delivery system 112, including for example, packetization, serialization, rate control, null-packet insertion, and other functions required to prepare the video for compliant transport via MPEG, DVB-C/S/T, PacketVideo, or other transport
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