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Audio

Release: 1.1 | April 13, 2022

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Component Audio Tracks

    Prior to delivery, please reach out to your Warner Bros. Discovery contact to ensure that component audio tracks are fully supported.
  • Component audio tracks must be delivered independently of the Original Production Language Master.
  • Component audio tracks must only contain one Soundfield group per file. Example: A component audio delivery consisting of 2.0 (stereo) and 5.1 (surround) must be contained within two independent files (one for 2.0 and one for 5.1).
  • Each Soundfield group must be arranged into a single track. e.g. 5.1 would be a single track with 6 channels.
  • Content with 5.1 surround must be provided with a separate corresponding 2.0 track.
  • Audio must be delivered as Linear PCM with Sample bit Depth (24 bit) and Sample Rate (48kHz).
  • Audio must conform (be synchronous) with the Primary Language Master.
  • Padding at the top is not required, if padding is included it must either match the Master Composition (Licensed Content (SDR) / Originals (SDR)) or must not exceed 5s.
  • Padding at the tail should not be included, if padding is included it must match the Master Composition (Licensed Content (SDR) / Originals (SDR)).

Component audio tracks must be delivered as either Broadcast WAVE Format (MBWF / RF64) or Material Exchange Format (MXF).

Broadcast WAVE Format

  • Aligned with primary video SOM (01:00:00:00)
    • Padding is not required; if padding is included, it must not exceed 5s at the Head of the program. Padding at the Tail must not be present
  • Including TimeReference timecode synchronous with Original Production Language Master
  • Valid channel configurations: (2.0: L, R or Lt, Rt, M1, M2) or (5.1 Surround: L, R, C, LFE, Ls, Rs,)

Material Exchange Format

  • File format inside MXF must be BWF
  • Including SMPTE timecode track aligned & synchronous with Original Production Language Master
  • Channels labeled in the file metadata using Multichannel Audio Labeling as specified in SMPTE ST 377-4:2012
  • Valid channel configurations: (2.0: L, R or Lt, Rt, M1, M2) or (5.1 Surround: L, R, C, LFE, Ls, Rs,)

Release History

v1.2 April 13, 2022

  1. Changed 'WarnerMedia' to 'Warner Bros. Discovery'

v1.1 May 14, 2021

  1. Added padding language (at the top/tail) to the Component Audio Tracks Section
  2. Moved DVS section to under the Audio Track Layout sections of the Licensed Content (SDR) / Originals (SDR) Specifications
  3. Added channel configuration to MXF
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