Implemented decoder stacking

[pulseview.git] / pv / sigsession.cpp

diff --git a/pv/sigsession.cpp b/pv/sigsession.cpp
index a6a2875e62657ca7dacc458808f854fc6dfbe88c..8936574a4e238c3f9b3fa65afce4a92985bdee8c 100644 (file)
--- a/pv/sigsession.cpp
+++ b/pv/sigsession.cpp
@@ -29,6 +29,7 @@
 #include "data/decoderstack.h"
 #include "data/logic.h"
 #include "data/logicsnapshot.h"
+#include "data/decode/decoder.h"
 
 #include "view/analogsignal.h"
 #include "view/decodetrace.h"
@@ -202,13 +203,15 @@ boost::shared_ptr<data::Logic> SigSession::get_data()
 bool SigSession::add_decoder(srd_decoder *const dec)
 {
        map<const srd_probe*, shared_ptr<view::LogicSignal> > probes;
+       shared_ptr<data::DecoderStack> decoder_stack;
 
        try
        {
                lock_guard<mutex> lock(_signals_mutex);
 
                // Create the decoder
-               shared_ptr<data::DecoderStack> decoder(new data::DecoderStack(dec));
+               decoder_stack = shared_ptr<data::DecoderStack>(
+                       new data::DecoderStack(dec));
 
                // Auto select the initial probes
                for(const GSList *i = dec->probes; i; i = i->next)
@@ -224,11 +227,14 @@ bool SigSession::add_decoder(srd_decoder *const dec)
                        }
                }
 
-               decoder->set_probes(probes);
+               assert(decoder_stack);
+               assert(!decoder_stack->stack().empty());
+               assert(decoder_stack->stack().front());
+               decoder_stack->stack().front()->set_probes(probes);
 
                // Create the decode signal
                shared_ptr<view::DecodeTrace> d(
-                       new view::DecodeTrace(*this, decoder,
+                       new view::DecodeTrace(*this, decoder_stack,
                                _decode_traces.size()));
                _decode_traces.push_back(d);
        }
@@ -239,6 +245,9 @@ bool SigSession::add_decoder(srd_decoder *const dec)
 
        signals_changed();
 
+       // Do an initial decode
+       decoder_stack->begin_decode();
+
        return true;
 }