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Broadcast WAV Extension
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Broadcast WAV Extension Metadata
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=======================
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================================
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Notes
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Notes
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@@ -9,13 +9,13 @@ which includes a 256-character free text descrption, creating entity identifier
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recording application or equipment), the date and time of recording and a time reference for
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recording application or equipment), the date and time of recording and a time reference for
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timecode synchronization.
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timecode synchronization.
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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
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The :py:attr:`coding_history<wavinfo.wave_bext_reader.WavBextReader.coding_history>`
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file.
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is designed to contain a record of every conversion performed on the audio file.
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In this example (from a Sound Devices 702T) the bext metadata contains scene/take slating
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In this example (from a Sound Devices 702T) the bext metadata contains scene/take slating
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information in the :py:attr:`description<wavinfo.wave_bext_reader.WavBextReader.description>`.
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information in the :py:attr:`description<wavinfo.wave_bext_reader.WavBextReader.description>`.
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Here also the :py:attr:`originator_ref<wavinfo.wave_bext_reader.WavBextReader.originator_ref>` is a serial number conforming
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Here also the :py:attr:`originator_ref<wavinfo.wave_bext_reader.WavBextReader.originator_ref>`
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to EBU Rec 99.
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is a serial number conforming to EBU Rec 99.
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If the bext metadata conforms to `EBU 3285 v1`_, it will contain the WAV's 32 or 64 byte `SMPTE
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If the bext metadata conforms to `EBU 3285 v1`_, it will contain the WAV's 32 or 64 byte `SMPTE
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ST 330 UMID`_. The 32-byte version of the UMID is usually just a random number, while the 64-byte
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ST 330 UMID`_. The 32-byte version of the UMID is usually just a random number, while the 64-byte
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Notes
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Notes
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-----
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-----
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Dolby software and equipment creates detailed hinting metadata that can help
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receiving applications decide how to present the audio content, particularly
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how it should be downmixed, and dialogue normalization settings.
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Class Reference
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Class Reference
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---------------
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---------------
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.. automodule:: wavinfo.wave_dbmd_reader
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.. automodule:: wavinfo.wave_dbmd_reader
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.. autoclass:: wavinfo.wave_dbmd_reader.WavDolbyChunkReader
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.. autoclass:: wavinfo.wave_dbmd_reader.WavDolbyMetadataReader
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:members:
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:members:
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.. autoclass:: wavinfo.wave_dbmd_reader.DolbyDigitalPlusMetadata
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.. autoclass:: wavinfo.wave_dbmd_reader.DolbyDigitalPlusMetadata
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:members:
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:members:
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