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audio_stream_descriptor (MPEG-2)

audio_stream_descriptor is not particularly useful in ATSC transport streams because it is not intended for AC-3 audio streams. See the AC-3 descriptor

descriptor syntax
syntaxbit index# of bitsmnemonic
descriptor_tag08uimsbf
descriptor_length88bslbf
free_format_flag161uimsbf
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See Also: Descriptors Generally

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