Draw stacked decoder traces below the other PDs (avoids overlap).

[pulseview.git] / pv / data / decoderstack.cpp

diff --git a/pv/data/decoderstack.cpp b/pv/data/decoderstack.cpp
index cb335be080adbd3b21611f0d3abeb1afe4a1dd73..645b92f32474d44aafcde927023bc5c4f36fd60b 100644 (file)
--- a/pv/data/decoderstack.cpp
+++ b/pv/data/decoderstack.cpp
@@ -176,6 +176,9 @@ void DecoderStack::decode_proc(shared_ptr<data::Logic> data)
        const unsigned int chunk_sample_count =
                DecodeChunkLength / snapshot->unit_size();
 
+       // Clear error message upon every new session run
+       _error_message = QString();
+
        // Create the session
        srd_session_new(&session);
        assert(session);
@@ -187,7 +190,7 @@ void DecoderStack::decode_proc(shared_ptr<data::Logic> data)
 
                if (!di)
                {
-                       _error_message = tr("Failed to initialise decoder");
+                       _error_message = tr("Failed to create decoder instance");
                        srd_session_destroy(session);
                        return;
                }
@@ -220,7 +223,7 @@ void DecoderStack::decode_proc(shared_ptr<data::Logic> data)
 
                if (srd_session_send(session, i, i + sample_count,
                                chunk, chunk_end - i) != SRD_OK) {
-                       _error_message = tr("Failed to initialise decoder");
+                       _error_message = tr("Decoder reported an error");
                        break;
                }
 
@@ -238,13 +241,41 @@ void DecoderStack::annotation_callback(srd_proto_data *pdata, void *decoder)
 {
        using pv::data::decode::Annotation;
 
+       GSList *l, *ll;
+       int row, ann_class, idx = 0;
+       struct srd_decoder_annotation_row *ann_row;
+       struct srd_decoder *decc;
+
        assert(pdata);
        assert(decoder);
 
        DecoderStack *const d = (DecoderStack*)decoder;
 
        lock_guard<mutex> lock(d->_mutex);
-       d->_annotations.push_back(Annotation(pdata));
+
+       Annotation a = Annotation(pdata);
+
+       decc = pdata->pdo->di->decoder;
+       BOOST_FOREACH(const shared_ptr<decode::Decoder> &dec, d->stack()) {
+               if (dec->decoder() == decc)
+                       break;
+               idx++;
+       }
+       a.set_pd_index(idx);
+
+       for (l = decc->annotation_rows, row = 0; l; l = l->next, row++)
+       {
+               ann_row = (struct srd_decoder_annotation_row *)l->data;
+
+               for (ll = ann_row->ann_classes, ann_class = 0; ll;
+                                       ll = ll->next, ann_class++)
+               {
+                       if (GPOINTER_TO_INT(ll->data) == a.format())
+                               a.set_row(row);
+               }
+       }
+
+       d->_annotations.push_back(a);
 
        d->new_decode_data();
 }