* src/gstpitch.c: (gst_pitch_class_init), (gst_pitch_init),

* src/gstpitch.c: (gst_pitch_class_init), (gst_pitch_init),
(gst_pitch_set_property), (gst_pitch_get_property),
(gst_pitch_set_caps), (gst_pitch_start), (gst_pitch_message_new),
(gst_pitch_transform_ip):
* src/gstpitch.h:
* src/tuner.c: (main):
Simplified the code of the element and made it more oriented to
8 khz / mono sampling.
Implemented slidding window of 1 second with a half second
period.
Emmit fundamental frequency message each half second.

git-svn-id: file:///svnroot/tunertool/trunk@11 4bb5ff34-d565-4b58-9699-12000fa1827a