Determine the SDPs to create
Determine the number of SDPs you will create in Elemental Live. Here are the rules:
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The input must include one and only one video SDP.
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Plan to create one SDP for each audio stream you want to extract. Following example 2 above, you must create three audio SDPs.
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Plan to create one SDP for the captions ancillary stream (if any).
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Plan to create one SDP for the SCTE-104 stream (if any).