output.tag.set_title("INTERPOLATEVIDEO");
output.tag.set_property("INPUT_RATE", config.input_rate);
output.tag.set_property("USE_KEYFRAMES", config.use_keyframes);
output.tag.set_title("INTERPOLATEVIDEO");
output.tag.set_property("INPUT_RATE", config.input_rate);
output.tag.set_property("USE_KEYFRAMES", config.use_keyframes);