Test program updated to create a blank background surface
of the appropriate type. This program needs to be improved
by loading a real YUV image so that the algorithm can be
confirmed.
import sqlite3
import md5
def md5sum(t):
return md5.md5(t).hexdigest()
con = sqlite3.connect(":memory:")
con.create_function("md5", 1, md5sum)
cur = con.cursor()
cur.execute("select md5(?)", ("foo",))
print cur.fetchone()[0]