std::atomic<int> master_clock_channel{0}; // Gets overridden by <output_card_index> if set.
int output_card_index = -1; // -1 for none.
uint32_t output_video_mode = -1;
std::atomic<int> master_clock_channel{0}; // Gets overridden by <output_card_index> if set.
int output_card_index = -1; // -1 for none.
uint32_t output_video_mode = -1;