Registers a new typefind function to be used for typefinding.
After registering this function will be available for typefinding. This function is typically called during an element's plugin initialization.
plugin |
A Plugin, or |
name |
The name for registering |
rank |
The rank (or importance) of this typefind function |
func |
The TypeFindFunction to use |
extensions |
Optional comma-separated list of extensions that could belong to this type |
possible_caps |
Optionally the caps that could be returned when typefinding succeeds |
data |
Optional user data. This user data must be available until the plugin is unloaded. |
data_notify |
a DestroyNotify that will be called on |
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