- GSList *l = g_slist_sort(g_slist_copy(
- (GSList*)srd_decoder_list()), decoder_name_cmp);
- for(; l; l = l->next)
- {
- QAction *const action = addAction(QString(
- ((srd_decoder*)l->data)->name));
- action->setData(qVariantFromValue(l->data));
- _mapper.setMapping(action, action);
- connect(action, SIGNAL(triggered()),
- &_mapper, SLOT(map()));
+ GSList *li = g_slist_sort(g_slist_copy((GSList*)srd_decoder_list()), decoder_name_cmp);
+
+ for (GSList *l = li; l; l = l->next) {
+ const srd_decoder *const d = (srd_decoder*)l->data;
+ assert(d);
+
+ const bool have_channels = (d->channels || d->opt_channels) != 0;
+ if (first_level_decoder != have_channels)
+ continue;
+
+ if (!first_level_decoder) {
+ // Dismiss all non-stacked decoders unless we're looking for first-level decoders
+ if (!d->inputs)
+ continue;
+
+ // TODO For now we ignore that d->inputs is actually a list
+ if (strncmp((char*)(d->inputs->data), input, 1024) != 0)
+ continue;
+ }
+
+ QAction *const action = addAction(QString::fromUtf8(d->name));
+ action->setData(QVariant::fromValue(l->data));
+ mapper_.setMapping(action, action);
+ connect(action, SIGNAL(triggered()), &mapper_, SLOT(map()));