Do not attempt to decode when required probes have not been specified

[pulseview.git] / pv / data / decode / decoder.cpp

diff --git a/pv/data/decode/decoder.cpp b/pv/data/decode/decoder.cpp
index 0404227eeaef48a92da5581e93f29d16e7e42bf7..3767e4853b3bbe92299a6034d8140cde90424ca4 100644 (file)
--- a/pv/data/decode/decoder.cpp
+++ b/pv/data/decode/decoder.cpp
@@ -84,6 +84,18 @@ void Decoder::set_option(const char *id, GVariant *value)
        _options[id] = value;
 }
 
+bool Decoder::have_required_probes() const
+{
+       for (GSList *p = _decoder->probes; p; p = p->next) {
+               const srd_probe *const probe = (const srd_probe*)p->data;
+               assert(probe);
+               if (_probes.find(probe) == _probes.end())
+                       return false;
+       }
+
+       return true;
+}
+
 srd_decoder_inst* Decoder::create_decoder_inst(
        srd_session *const session) const
 {