ImageGear for C and C++ on Windows v19.0
IG_ISIS_TAG_IMAGELENGTH

Number of rows in the image. 0x0101  257

IG_ISIS_TAG_IMAGELENGTH contains the number of rows of pixels (height) in an image.

Type:

IG_ISIS_TAG_TYPE_LONG

Drivers:

All source and destination drivers, any many compression drivers.

Values:

An integer specifying the number of rows of pixels in the image.

Tag Dependencies and Dependent Tags:

IG_ISIS_TAG_IMAGELENGTH is reset to the full height of the page when several other tags are set; therefore the following dependencies must be observed:

IG_ISIS_TAG_PAGESIZE IG_ISIS_TAG_XRESOLUTION  IG_ISIS_TAG_YRESOLUTION  IG_ISIS_TAG_XPOSITION  IG_ISIS_TAG_YPOSITION  IG_ISIS_TAG_IMAGEWIDTH  IG_ISIS_TAG_IMAGELENGTH

Remarks:

IG_ISIS_TAG_IMAGELENGTH is required by a number of image viewing applications as well as file writing drivers and any other processes that need to know the number of rows in the image.

See Also

IG_ISIS_TAG_PAGESIZE

IG_ISIS_TAG_IMAGEWIDTH

IG_ISIS_TAG_YPOSITION

IG_ISIS_TAG_YRESOLUTION

 

 


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