+ impl(const impl& other)
+ : future_buffers_(other.future_buffers_)
+ , audio_data_(other.audio_data_)
+ , desc_(other.desc_)
+ , channel_layout_(other.channel_layout_)
+ , tag_(other.tag_)
+ , geometry_(other.geometry_)
+ , since_created_timer_(other.since_created_timer_)
+ , should_record_age_(other.should_record_age_)
+ , key_only_on_demand_(other.key_only_on_demand_)
+ {
+ recorded_age_ = other.recorded_age_;
+ }
+