void interpolate(PluginLV2ClientConfig &prev, PluginLV2ClientConfig &next,
int64_t prev_frame, int64_t next_frame, int64_t current_frame);
void reset();
void interpolate(PluginLV2ClientConfig &prev, PluginLV2ClientConfig &next,
int64_t prev_frame, int64_t next_frame, int64_t current_frame);
void reset();