sr_analog_init(&analog, &encoding, &meaning, &spec, 0);
analog.meaning->channels = g_slist_append(NULL, devc->cur_channel);
analog.num_samples = 1;
sr_analog_init(&analog, &encoding, &meaning, &spec, 0);
analog.meaning->channels = g_slist_append(NULL, devc->cur_channel);
analog.num_samples = 1;