Original commit message from CVS:
Reworked the capsnegotiation function
audiosink now uses capsnego to set its parameters
mpg123/ac3dec use capsnego instead of metadata
Added the beginnings of a testsuite for capsnego.
Original commit message from CVS:
Some more fixes for libxml.
Also, some code formatting changes in esdsink, some further fixes to
vumeter, and some work on synaesthesia to make it closer to working
(it doesn't fully work yet, though. :( )