ImageGear Professional for Windows ActiveX
IFD0 Level

This section provides information about the following:

IFD0 Level

Name Id Type Value Type Value Value Length Read Only
"IFD" 0 LEVEL_START 0 NULL 0 True
Exif subIFD, GPS info subIFD and tags levels mixed in any way
"IFD" 0 LEVEL_END 0 NULL 0 True

Exif subIFD Level

Name Id Type Value Type Value Value Length Read Only
"IFD" 34665 LEVEL_START 0 NULL 0 True
Interoperability info subIFD and tags levels mixed in any way
"IFD" 34665 LEVEL_END 0 NULL 0 True

The number 34665 is the Exif subIFD pointer tag (see below).

IFD1 (Thumbnail IFD), GPS Info subIFD and Interoperability Info subIFD Levels

Name Id Type Value Type Value Value Length Read Only
"IFD" <IFDId> LEVEL_START 0 NULL 0 True
Tag 1
...
Tag n
"IFD" <IFDId> LEVEL_END 0 NULL 0 True

The value of <IFDId> is 1 for IFD1 or the subIFD pointer tag identifier for GPS (34853)(see GPS subIFD tags) or Interoperability (40965) subIFD (see Interoperability subIFD tags).

 

 


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