mdls
와에 의해 반환 된 메타 데이터 유형의 차이점이 무엇인지 궁금 합니다 mediainfo
. 왜 다른가요? 예를 들어 같은 파일에서 생성 날짜가 다른 이유는 무엇입니까?
감사!
$ mediainfo PLOUF.MOV
General
Complete name : PLOUF.MOV
Format : MPEG-4
Format profile : QuickTime
Codec ID : qt
File size : 16.9 MiB
Duration : 8s 232ms
Overall bit rate : 17.3 Mbps
Recorded date : 2015-01-24T16:59:18+0100
Encoded date : UTC 2015-01-24 15:59:19
Tagged date : UTC 2015-01-24 15:59:27
Writing application : 8.1.2
Writing library : Apple QuickTime
©xyz : +48.6205-001.4969+007.673/
Model : iPhone 6
Make : Apple
com.apple.quicktime.creationdate : 2015-01-24T16:59:18+0100
com.apple.quicktime.model : iPhone 6
com.apple.quicktime.software : 8.1.2
com.apple.quicktime.location.ISO6709 : +48.6205-001.4969+007.673/
com.apple.quicktime.make : Apple
$ mdls PLOUF.MOV
_kMDItemOwnerUserID = 501
kMDItemAudioBitRate = 64
kMDItemAudioChannelCount = 1
kMDItemCodecs = (
"H.264",
AAC
)
kMDItemContentCreationDate = 2015-06-20 22:52:13 +0000
kMDItemContentModificationDate = 2015-06-20 22:52:13 +0000
kMDItemContentType = "com.apple.quicktime-movie"
kMDItemContentTypeTree = (
"com.apple.quicktime-movie",
"public.movie",
"public.audiovisual-content",
"public.data",
"public.item",
"public.content"
)
kMDItemDateAdded = 2015-07-08 22:50:31 +0000
kMDItemDisplayName = "PLOUF.MOV"
kMDItemDurationSeconds = 8.231666666666667
kMDItemEncodingApplications = (
"8.1.2"
)
kMDItemFSContentChangeDate = 2015-06-20 22:52:13 +0000
kMDItemFSCreationDate = 2015-06-20 22:52:13 +0000
kMDItemFSCreatorCode = ""
kMDItemFSFinderFlags = 0
kMDItemFSHasCustomIcon = (null)
kMDItemFSInvisible = 0
kMDItemFSIsExtensionHidden = 0
kMDItemFSIsStationery = (null)
kMDItemFSLabel = 0
kMDItemFSName = "PLOUF.MOV"
kMDItemFSNodeCount = (null)
kMDItemFSOwnerGroupID = 20
kMDItemFSOwnerUserID = 501
kMDItemFSSize = 17755428
kMDItemFSTypeCode = ""
kMDItemKind = "QuickTime movie"
kMDItemLogicalSize = 17755428
kMDItemMediaTypes = (
Video,
Sound
)
kMDItemPhysicalSize = 17756160
kMDItemPixelHeight = 1080
kMDItemPixelWidth = 1920
kMDItemProfileName = "HD (1-1-1)"
kMDItemStreamable = 0
kMDItemTotalBitRate = 17248
kMDItemVideoBitRate = 17183