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LEADTOOLS Raster Imaging C DLL Help

PNG File Comments

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PNG has MMX optimized code for load/save and supports comments as well. The following comments are supported:

Value

Meaning

CMNT_SZARTIST

[0] Person who created the image.

CMNT_SZCOPYRIGHT

[1] Copyright notice.

CMNT_SZDATETIME

[2] Date and time (YYYY:MM:DD HH:MM:SS). The field length is 20, counting the NULL terminator.

CMNT_SZDESC

[3] Description of the image.

CMNT_SZMAKE

[5] Manufacturer of the equipment used to create the image.

CMNT_SZTITLE

[175] Title of the image.

CMNT_SZSOFTWARE

[9] Name and version of software package used to create the image.
If you are using the nag version of LTKRN, this comment is fixed and cannot be changed.

CMNT_SZDISCLAIMER

[176] String containing the disclaimer of the software used to create the image.

CMNT_SZWARNING

[177] Warning statement associated with the software that created the image.

CMNT_MISC

[178] Miscellaneous information.

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