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Jamie Hardt
2022-11-24 22:21:03 -08:00
parent b830b8cdc2
commit d5b6f15e28
2 changed files with 12 additions and 8 deletions
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docs/source/metadata_scopes/bext.rst
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Broadcast WAV Extension
=======================
Broadcast WAV Extension Metadata
================================
Notes
@@ -9,13 +9,13 @@ which includes a 256-character free text descrption, creating entity identifier
recording application or equipment), the date and time of recording and a time reference for
timecode synchronization.
The :py:attr:`coding_history<wavinfo.wave_bext_reader.WavBextReader.coding_history>` is designed to contain a record of every conversion performed on the audio
file.
The :py:attr:`coding_history<wavinfo.wave_bext_reader.WavBextReader.coding_history>`
is designed to contain a record of every conversion performed on the audio file.
In this example (from a Sound Devices 702T) the bext metadata contains scene/take slating
information in the :py:attr:`description<wavinfo.wave_bext_reader.WavBextReader.description>`.
Here also the :py:attr:`originator_ref<wavinfo.wave_bext_reader.WavBextReader.originator_ref>` is a serial number conforming
to EBU Rec 99.
Here also the :py:attr:`originator_ref<wavinfo.wave_bext_reader.WavBextReader.originator_ref>`
is a serial number conforming to EBU Rec 99.
If the bext metadata conforms to `EBU 3285 v1`_, it will contain the WAV's 32 or 64 byte `SMPTE
ST 330 UMID`_. The 32-byte version of the UMID is usually just a random number, while the 64-byte