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Automatic detection and level adjust for loud commercials.
Consistent audio loudness levels within a channel and/or program. IntelliGain® Audio and Loudness Processor The eight AES inputs can be configured as a backup, in the event the primary is lost, or as a voice-over source. Additional delay can be dialed up by the user, up to 1.2 secs. The decoder will match the beginning of each output block with the start of video, as provided with the genlock input. Metadata can be monitored using VistaLINK® and dial norm parameters can be modified.įor lip sync cohesion and ease of editing, Dolby-E® data is organized in blocks with lengths matching the associated video frame. Dolby Encoders, Multichannel Audio Tool, etc.). Metadata is optionally embedded in VANC and can be provided as an output for downstream devices (i.e. This device also handles the Dolby-E® Metadata. If PCM audio is embedded, the device acts as a simple four group audio de-embedder.
Video output may be optionally delayed to help with lip sync. Up to 16 selected channels may be optionally delayed up to 1.2s and re-embedded into the output video and/or directed to AES outputs. If the channel contains Dolby-E® or Dolby® Digital (AC-3), it will yield up to eight additional discrete audio channels, two channels of stereo downmix and the associated Dolby-E® Metadata. One selected channel is processed by the on-card Dolby® Decoder. The 7720AD8-DD-HD Audio De-embedder and Dolby® Decoder & Reembedder extracts embedded audio from four specified groups as defined by ST 299-1 from a 1.5GB/s serial HDTV or as defined by SMPTE ST 272 from a 270MB/s serial SDTV video signal.