[ Version ( since = "2.2" ) ]
public string lookup (string uri, time_t mtime)
Tries to locate an existing thumbnail for the file specified.
Usage of this function is threadsafe and does blocking I/O.
| this | |
| uri |
the uri of a file |
| mtime |
the mtime of the file |
|
The absolute path of the thumbnail, or null if none exist. |