for (i = 0; i < num_logic_channels; i++) {
sprintf(channel_name, "D%d", i);
ch = sr_channel_new(sdi, i, SR_CHANNEL_LOGIC, TRUE, channel_name);
cg->channels = g_slist_append(cg->channels, ch);
}
for (i = 0; i < num_logic_channels; i++) {
sprintf(channel_name, "D%d", i);
ch = sr_channel_new(sdi, i, SR_CHANNEL_LOGIC, TRUE, channel_name);
cg->channels = g_slist_append(cg->channels, ch);
}