threads: Make sure we don't re-create a thread if the object has already one.

[vlc] / modules / audio_filter / Modules.am

SUBDIRS = channel_mixer converter resampler spatializer
SOURCES_equalizer = equalizer.c equalizer_presets.h
SOURCES_normvol = normvol.c
SOURCES_audio_format = format.c
SOURCES_param_eq = param_eq.c
SOURCES_scaletempo = scaletempo.c