extend metadata renaming function

Psyop / Cryptomatte

Cryptomatte Nuke plugin, Fusion plugin, sample images, and specification

BSD 3-Clause "New" or "Revised" License

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extend metadata renaming function #114

Closed aliasguru closed 4 years ago

aliasguru commented 5 years ago

Do this to rule out more illegal characters. Layer names like View Layer will be changed to View_Layer by Nuke, something like !@#$%^&*( would become _________ and so on...