/** initialize the plugin for use with analyze().
*
- * This is equivalent to plugin():initialise (1, 512, 1024)
+ * This is equivalent to plugin():initialise (1, ssiz, bsiz)
* and prepares a plugin for analyze.
+ * (by preferred step and block sizes are used. if the plugin
+ * does not specify them or they're larger than 8K, both are set to 1024)
*
* Manual initialization is only required to set plugin-parameters
* which depend on prior initialization of the plugin.