This reverts commit 17b1e9fbe6.
17b1e9fbe6
When playing a broken mp3 (eg empty file) clementine crashed if moodbar was enabled.
- Rewrite gstspectrum (1.0) to use FFTW (2x faster) and emit raw magnitude values (not log scaled). - Rewrite the moodbar generation code to be somewhat understandable, and do it in Clementine instead of gstreamer.