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Activity Forums Blackmagic Design Embedded AC3 output

  • Embedded AC3 output

    Posted by Francesco Schiavarelli on May 18, 2005 at 2:12 pm

    Would it be possible to output a compressed AC3 stream embedded in SDI video?
    I have a Decklink SP.
    I ask because I have a Videotek VTM-330EG with 9B audio option that accept Dolby Digital embedded in SDI.
    I have tried with graphedit, but seems like Decklink Audio Renderer can only accept PCM type.
    Note: I know I can output decoded 6 channel baseband audio in embedded AES, but I need to keep the AC3 stream in its compressed form.

    Thank you

    Francesco Schiavarelli replied 21 years, 3 months ago 1 Member · 1 Reply
  • 1 Reply
  • Francesco Schiavarelli

    May 20, 2005 at 8:34 am

    It should be pretty straightforward, just add support for WAVE_FORMAT_DOLBY_AC3_SPDIF (0x0092 wFormatTag) to Decklink Audio Renderer.
    It would be great if this feature can be implemented, maybe in the next driver version?

    TIA

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