c_gst_buffer_add_audio_downmix_meta

extern (C) __gshared
GstAudioDownmixMeta* function(GstBuffer* buffer, const(GstAudioChannelPosition)* fromPosition, int fromChannels, const(GstAudioChannelPosition)* toPosition, int toChannels, const(float*)* matrix) c_gst_buffer_add_audio_downmix_meta;