System.Photo.LightSource
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System.Photo.LightSource

The light source when the photo was taken, as read from the Exchangeable Image File (EXIF) information.

propertyDescription
   name = System.Photo.LightSource
   shellPKey = PKEY_Photo_LightSource
   formatID = 14B81DA1-0135-4D31-96D9-6CBFC9671A99
   propID = 37384
   searchInfo
      inInvertedIndex = false
      isColumn = false
      isColumnSparse = true
      columnIndexType = OnDisk
      maxSize = 128
   labelInfo
      label = Light source
      sortDescription
      invitationText
      hideLabel = false
   typeInfo
      type = UInt32
      groupingRange = Discrete
      isInnate = false
      canBePurged
      multipleValues = false
      isGroup = false
      aggregationType = Default
      isTreeProperty = false
      isViewable = true
      isQueryable = false
      includeInFullTextQuery = false
      conditionType = String
      defaultOperation = Equal
   aliasInfo
      sortByAlias = None
      additionalSortByAliases = None
   displayInfo
      defaultColumnWidth = 20
      displayType = Enumerated
      alignment = Left
      relativeDescriptionType = General
      defaultSortDirection = Ascending
      stringFormat
         formatAs = General
      booleanFormat
         formatAs = YesNo
      numberFormat
         formatAs = General
         formatDurationAs = hh:mm:ss
      dateTimeFormat
         formatAs = General
         formatTimeAs = ShortTime
         formatDateAs = ShortDate
      enumeratedList
         defaultText
         useValueForDefault = False
         PHOTO_LIGHTSOURCE_UNKNOWN
            value = 0
            text = Unknown
         PHOTO_LIGHTSOURCE_DAYLIGHT
            value = 1
            text = Daylight
         PHOTO_LIGHTSOURCE_FLUORESCENT
            value = 2
            text = Fluorescent
         PHOTO_LIGHTSOURCE_TUNGSTEN
            value = 3
            text = Tungsten
         PHOTO_LIGHTSOURCE_STANDARD_A
            value = 17
            text = Standard Illuminant A
         PHOTO_LIGHTSOURCE_STANDARD_B
            value = 18
            text = Standard Illuminant B
         PHOTO_LIGHTSOURCE_STANDARD_C
            value = 19
            text = Standard Illuminant C
         PHOTO_LIGHTSOURCE_D55
            value = 20
            text = D55
         PHOTO_LIGHTSOURCE_D65
            value = 21
            text = D65
         PHOTO_LIGHTSOURCE_D75
            value = 22
            text = D75
         enumRange
            minValue
            setValue
            text
      drawControl
         control = Default
      editControl
         control = Default
      filterControl
         control = Default
      queryControl
         control = Default

Remarks

PKEY values are defined in Propkey.h.

Related topics

Exchangeable Image File Format for Digital Still Cameras: Exif Version 2.2
propertyDescription
searchInfo
labelInfo
typeInfo
displayInfo
stringFormat
booleanFormat
numberFormat
dateTimeFormat
enumeratedList
drawControl
editControl
filterControl
queryControl

 

 

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