Raster Image Functions:  Input and Output   Maintaining File Comments and Tags

For the comment to be saved:

LFileSettings::SetComment

LFileSettings::GetComment

For the comment in an existing file:

LFile::FreeComments

LFile::ReadComments

LFile::ReadComment

LMemoryFile::ReadComment

LFile::ReadCommentOffset

For the TIFF tag to be saved:

LFileSettings::SetTag

LFileSettings::GetTag

For the TIFF tag in an existing file:

LFile::DeleteTag

LFile::EnumTags

LFile::EnumTagsCallBack

LFile::FreeTags

LFile::ReadCommentOffset

LFile::ReadTag

LFile::ReadTags

LMemoryFile::ReadTag

LFile::WriteTag

For the FlashPix Comments:

LFile::GetCommentSize

LFile::ReadCommentExt

LFile::WriteComment