std::atomic<float> fader_volume_db[MAX_BUSES] {{ 0.0f }};
float last_fader_volume_db[MAX_BUSES] { 0.0f }; // Under audio_mutex.
std::atomic<float> eq_level_db[MAX_BUSES][NUM_EQ_BANDS] {{{ 0.0f }}};
+ float last_eq_level_db[MAX_BUSES][NUM_EQ_BANDS] {{ 0.0f }};
audio_level_callback_t audio_level_callback = nullptr;
state_changed_callback_t state_changed_callback = nullptr;