mciwave: Fix wave format first, then compute position.
[wine] / dlls / mouse.drv16 /
drwxr-xr-x   ..
-rw-r--r-- 333 Makefile.in
-rw-r--r-- 2194 mouse.c
-rw-r--r-- 262 mouse.drv16.spec
-rw-r--r-- 918 mouse.rc