read_ocr_trainf — Read training characters from files and convert to images.
read_ocr_trainf reads all characters from the specified file names
and converts them into images. The default HALCON file extension for the
OCR training file is 'trf'. The domain is defined according to the
foreground of the characters (as specified in
names of the characters are returned in
CharacterNames. If more
than one file name is given the files are processed in the order of the file
→object (byte / uint2)
Images read from file.
Names of the training files.
Default value: ''
File extension: .
Names of the read characters.
If the parameter values are correct the operator
read_ocr_trainf returns the value 2 (H_MSG_TRUE).
Otherwise an exception is raised.