Method and system for forming an audio overlay for streaming content of a content distribution system

摘要

A system and method for a operating a content distribution system includes a destination device and a requesting device that communicates a primary audio stream secondary audio stream and a video stream to the destination device. The destination device communicates the primary audio stream to a display. The destination device includes a secondary decoder configured to decode the secondary audio stream to form a decoded secondary audio stream. The destination device combines the secondary decoded audio stream and the primary audio stream.

主权项

1. A method comprising:
communicating an audio decoder availability request signal from a requesting device to a destination device; communicating an audio decoder availability signal from the destination device in response to the audio decoder availability request signal; communicating a primary audio stream and a video stream to the destination device; communicating the primary audio stream to a display associated with the destination device; when the audio decoder availability signal corresponds to an available decoder, performing the steps comprising:
configuring a secondary decoder at the destination device for a secondary audio stream;communicating the secondary audio stream to the destination device;decoding the secondary audio stream to form a decoded secondary audio stream; andcombining the decoded secondary audio stream and the primary audio stream at the destination device.