Symbol: PARAM_STR4
src/add-ons/media/media-add-ons/mixer/AudioMixer.cpp
1793
outputchannels->MakeNullParameter(PARAM_STR4(0), B_MEDIA_RAW_AUDIO,
src/add-ons/media/media-add-ons/mixer/AudioMixer.cpp
1831
group->MakeNullParameter(PARAM_STR4(in->ID()), B_MEDIA_RAW_AUDIO,