mirror of
https://github.com/iluvcapra/wavinfo.git
synced 2025-12-31 08:50:41 +00:00
Steinberg metadata impl in progress
This commit is contained in:
Jamie Hardt
@@ -2,10 +2,69 @@ from lxml import etree as ET
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import io
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from collections import namedtuple
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from typing import Optional
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from enum import IntEnum
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IXMLTrack = namedtuple('IXMLTrack', ['channel_index', 'interleave_index', 'name', 'function'])
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class SteinbergMetadata:
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"""
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Vendor-specific Steinberg metadata
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"""
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class AudioSpeakerArrangement(IntEnum):
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"""
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Steinberg speaker format enumeration.
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"""
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MONO = 0
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STEREO = 1
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LRC = 10
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LRCS = 14
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QUAD = 15
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CINE_50 = 18
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CINE_51 = 19
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CINE_60 = 20
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CINE_61 = 22
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CINE_70 = 25
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CINE_71 = 27
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SDDS_70 = 24
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SDDS_71 = 26
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MUSIC_60 = 21 #??
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MUSIC_61 = 23
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ATMOS_712 = 33
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ATMOS_504 = 35
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ATMOS_514 = 36
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ATMOS_714 = 44
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ATMOS_702 = 48
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ATMOS_716 = 51
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ATMOS_914 = 53
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ATMOS_916 = 55
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AMB_1ORDER = 45
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AMB_2ORDER = 46
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AMB_3ORDER = 47
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AURO_10_0 = 37
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AURO_10_1 = 38
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AURO_11_0 = 39
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AURO_11_1 = 40
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AURO_13_0 = 41
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AURO_13_1 = 42
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def __init__(self, xml : ET.ElementTree) -> None:
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"""
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Parse Steinberg iXML data
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:param xml: The entire iXML Tree
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"""
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self.parsed = xml.find("//BWFXML/STEINBERG")
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@property
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def audio_speaker_arrangement(self) -> AudioSpeakerArrangement:
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val = self.parsed.find("./ATTR_LIST/ATTR[NAME/text() = 'AudioSpeakerArrangement']/VALUE/text()")
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return type(self).AudioSpeakerArrangement(int(val))
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class WavIXMLFormat:
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"""
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iXML recorder metadata.
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@@ -18,7 +77,7 @@ class WavIXMLFormat:
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self.source = xml
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xml_bytes = io.BytesIO(xml)
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parser = ET.XMLParser(recover=True)
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self.parsed = ET.parse(xml_bytes, parser=parser)
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self.parsed : ET.ElementTree = ET.parse(xml_bytes, parser=parser)
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def _get_text_value(self, xpath) -> Optional[str]:
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e = self.parsed.find("./" + xpath)
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@@ -31,7 +90,7 @@ class WavIXMLFormat:
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return ET.tostring(self.parsed).decode("utf-8")
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@property
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def raw_xml(self):
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def raw_xml(self) -> ET.ElementTree:
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"""
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The root entity of the iXML document.
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"""
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@@ -94,6 +153,13 @@ class WavIXMLFormat:
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"""
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return self._get_text_value("FILE_SET/FAMILY_NAME")
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@property
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def steinberg(self) -> Optional[SteinbergMetadata]:
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"""
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Steinberg vendor iXML metadata if present.
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"""
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return SteinbergMetadata(self.raw_xml)
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def to_dict(self):
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return dict(track_list=list(map(lambda x: x._asdict(), self.track_list)),
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project=self.project,
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@@ -105,44 +171,79 @@ class WavIXMLFormat:
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)
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# Nuendo Audio Speaker Arrangement Codes
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 5.0.wav
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# 18
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Atmos 5.1.4.wav
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# 36
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 7.1 SDDS.wav
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# 26
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 7.0 SDDS.wav
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# 24
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 5.1.wav
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# 19
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 7.1.wav
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# 27
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Atmos 7.0.2.wav
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# 48
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# Nuendo Keys
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# AudioSampleFormatSize, AudioSpeakerArrangement, MediaCompany, MediaDropFrames, MediaDuration(float) (seconds, session length?),
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# MediaStartTime(float), MediaTrackTitle, ProgramName, ProgramVersion,
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# tests/test_files/nuendo//wavinfo Test Project - Audio - LRCS.wav
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# 14
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 7.0.wav
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# 25
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 6.0 Music.wav
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# 23
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Atmos 7.1.2.wav
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# 33
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Atmos 5.0.4.wav
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# 35
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Mono.wav
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# 0
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Quad.wav
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# 15
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Atmos 7.1.4.wav
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# 44
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 6.1 Music.wav
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# 23
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Stereo.wav
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# 1
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# tests/test_files/nuendo//wavinfo Test Project - Audio - LRC.wav
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# 10
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Mono.wav
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# 0
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Quad.wav
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# 15
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 5.1.wav
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# 19
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 5.0.wav
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# 18
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 6.1 Surround EX.wav
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# 22
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 6.0 Surround EX.wav
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# 20
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 7.1 SDDS.wav
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# 26
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 7.0 SDDS.wav
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# 24
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 7.0.wav
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# 25
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 7.1.wav
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# 27
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 6.1 Music.wav
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# 23
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Atmos 7.1.2.wav
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# 33
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Atmos 5.0.4.wav
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# 35
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Atmos 5.1.4.wav
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# 36
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Atmos 7.0.2.wav
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# 48
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Atmos 7.1.4.wav
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# 44
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Atmos 7.1.6.wav
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# 51
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Atmos 9.1.4.wav
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# 53
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Atmos 9.1.6.wav
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# 55
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 3OA.wav
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# 47
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 1OA.wav
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# 45
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 2OA.wav
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# 46
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Auro3d 10.0.wav
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# 37
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Auro3d 10.1.wav
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# 38
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Auro3d 13.1.wav
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# 42
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Auro3d 13.0.wav
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@@ -151,25 +252,3 @@ class WavIXMLFormat:
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# 39
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Auro3d 11.1.wav
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# 40
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 6.1 Surround EX.wav
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# 22
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 2OA.wav
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# 46
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Auro3d 10.0.wav
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# 37
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Auro3d 10.1.wav
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# 38
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 6.0 Surround EX.wav
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# 20
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 3OA.wav
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# 47
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Atmos 9.1.4.wav
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# 53
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# tests/test_files/nuendo//wavinfo Test Project - Audio - Atmos 9.1.6.wav
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# 55
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# tests/test_files/nuendo//wavinfo Test Project - Audio - 1OA.wav
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# 45
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# Nuendo Keys
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# AudioSampleFormatSize, AudioSpeakerArrangement, MediaCompany, MediaDropFrames, MediaDuration(float) (seconds, session length?),
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# MediaStartTime(float), MediaTrackTitle, ProgramName, ProgramVersion,
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