X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fdata%2Fdecodesignal.cpp;h=2e23b1ceac8aeef02a67a6640ba50126973ccadf;hp=2c2c58e202f724ec58b62de207e8325c7d508972;hb=3ce5dd9a981d128085dc5ea507dd7157a87be4cb;hpb=2a12830ca3265a97ee13c53cdd809c404328ce8a diff --git a/pv/data/decodesignal.cpp b/pv/data/decodesignal.cpp index 2c2c58e2..2e23b1ce 100644 --- a/pv/data/decodesignal.cpp +++ b/pv/data/decodesignal.cpp @@ -33,6 +33,7 @@ #include #include +using std::dynamic_pointer_cast; using std::lock_guard; using std::make_shared; using std::min; @@ -67,6 +68,20 @@ DecodeSignal::~DecodeSignal() reset_decode(true); } +void DecodeSignal::set_name(QString name) +{ + SignalBase::set_name(name); + + update_output_signals(); +} + +void DecodeSignal::set_color(QColor color) +{ + SignalBase::set_color(color); + + update_output_signals(); +} + const vector< shared_ptr >& DecodeSignal::decoder_stack() const { return stack_; @@ -95,6 +110,7 @@ void DecodeSignal::stack_decoder(const srd_decoder *decoder, bool restart_decode stack_config_changed_ = true; auto_assign_signals(dec); commit_decoder_channels(); + update_output_signals(); decoder_stacked((void*)dec.get()); @@ -166,11 +182,15 @@ void DecodeSignal::reset_decode(bool shutting_down) current_segment_id_ = 0; segments_.clear(); + for (const shared_ptr& dec : stack_) + if (dec->has_logic_output()) + output_logic_[dec->get_srd_decoder()]->clear(); + logic_mux_data_.reset(); logic_mux_data_invalid_ = true; if (!error_message_.isEmpty()) { - error_message_ = QString(); + error_message_.clear(); // TODO Emulate noquote() qDebug().nospace() << name() << ": Error cleared"; } @@ -231,13 +251,8 @@ void DecodeSignal::begin_decode() logic_mux_data_ = make_shared(ch_count); } - // Receive notifications when new sample data is available - connect_input_notifiers(); - - if (get_input_segment_count() == 0) { + if (get_input_segment_count() == 0) set_error_message(tr("No input data")); - return; - } // Make sure the logic output data is complete and up-to-date logic_mux_interrupt_ = false; @@ -267,12 +282,6 @@ bool DecodeSignal::is_paused() const return decode_paused_; } -QString DecodeSignal::error_message() const -{ - lock_guard lock(output_mutex_); - return error_message_; -} - const vector DecodeSignal::get_channels() const { return channels_; @@ -282,6 +291,9 @@ void DecodeSignal::auto_assign_signals(const shared_ptr dec) { bool new_assignment = false; + // Disconnect all input signal notifications so we don't have duplicate connections + disconnect_input_notifiers(); + // Try to auto-select channels that don't have signals assigned yet for (decode::DecodeChannel& ch : channels_) { // If a decoder is given, auto-assign only its channels @@ -316,13 +328,22 @@ void DecodeSignal::auto_assign_signals(const shared_ptr dec) } } - if (match) { - ch.assigned_signal = match.get(); + // Prevent using a signal more than once as D1 would match e.g. D1 and D10 + bool signal_not_already_used = true; + for (decode::DecodeChannel& ch : channels_) + if (ch.assigned_signal && (ch.assigned_signal == match)) + signal_not_already_used = false; + + if (match && signal_not_already_used) { + ch.assigned_signal = match; new_assignment = true; } } if (new_assignment) { + // Receive notifications when new sample data is available + connect_input_notifiers(); + logic_mux_data_invalid_ = true; stack_config_changed_ = true; commit_decoder_channels(); @@ -330,14 +351,20 @@ void DecodeSignal::auto_assign_signals(const shared_ptr dec) } } -void DecodeSignal::assign_signal(const uint16_t channel_id, const SignalBase *signal) +void DecodeSignal::assign_signal(const uint16_t channel_id, shared_ptr signal) { + // Disconnect all input signal notifications so we don't have duplicate connections + disconnect_input_notifiers(); + for (decode::DecodeChannel& ch : channels_) if (ch.id == channel_id) { ch.assigned_signal = signal; logic_mux_data_invalid_ = true; } + // Receive notifications when new sample data is available + connect_input_notifiers(); + stack_config_changed_ = true; commit_decoder_channels(); channels_updated(); @@ -348,7 +375,63 @@ int DecodeSignal::get_assigned_signal_count() const { // Count all channels that have a signal assigned to them return count_if(channels_.begin(), channels_.end(), - [](decode::DecodeChannel ch) { return ch.assigned_signal; }); + [](decode::DecodeChannel ch) { return ch.assigned_signal.get(); }); +} + +void DecodeSignal::update_output_signals() +{ + for (const shared_ptr& dec : stack_) { + assert(dec); + + if (dec->has_logic_output()) { + const vector logic_channels = + dec->logic_output_channels(); + + // All signals of a decoder share the same LogicSegment, so it's + // sufficient to check for only the first channel + const decode::DecoderLogicOutputChannel& first_ch = logic_channels[0]; + + bool ch_exists = false; + for (const shared_ptr& signal : output_signals_) + if (signal->internal_name() == first_ch.id) + ch_exists = true; + + if (!ch_exists) { + shared_ptr logic_data = make_shared(logic_channels.size()); + logic_data->set_samplerate(get_samplerate()); + output_logic_[dec->get_srd_decoder()] = logic_data; + output_logic_muxed_data_[dec->get_srd_decoder()] = vector(); + + shared_ptr logic_segment = make_shared( + *logic_data, 0, (logic_data->num_channels() + 7) / 8, get_samplerate()); + logic_data->push_segment(logic_segment); + + uint index = 0; + for (const decode::DecoderLogicOutputChannel& logic_ch : logic_channels) { + shared_ptr signal = + make_shared(nullptr, LogicChannel); + signal->set_internal_name(logic_ch.id); + signal->set_index(index); + signal->set_data(logic_data); + output_signals_.push_back(signal); + session_.add_generated_signal(signal); + index++; + } + } else { + shared_ptr logic_data = output_logic_[dec->get_srd_decoder()]; + logic_data->set_samplerate(get_samplerate()); + for (shared_ptr& segment : logic_data->logic_segments()) + segment->set_samplerate(get_samplerate()); + } + } + } + + for (shared_ptr s : output_signals_) { + s->set_name(s->internal_name() + " (" + name() + ")"); + s->set_color(color()); + } + + // TODO Assert that all sample rates are the same as the session's } void DecodeSignal::set_initial_pin_state(const uint16_t channel_id, const int init_state) @@ -407,8 +490,9 @@ int64_t DecodeSignal::get_working_sample_count(uint32_t segment_id) const if (segment_id >= logic_data->logic_segments().size()) return 0; - const shared_ptr segment = logic_data->logic_segments()[segment_id]; - count = min(count, (int64_t)segment->get_sample_count()); + const shared_ptr segment = logic_data->logic_segments()[segment_id]->get_shared_ptr(); + if (segment) + count = min(count, (int64_t)segment->get_sample_count()); } return (no_signals_assigned ? 0 : count); @@ -464,7 +548,6 @@ vector DecodeSignal::get_rows(bool visible_only) const return rows; } - uint64_t DecodeSignal::get_annotation_count(const Row* row, uint32_t segment_id) const { if (segment_id >= segments_.size()) @@ -724,6 +807,8 @@ void DecodeSignal::save_settings(QSettings &settings) const settings.endGroup(); } + + // TODO Save logic output signal settings } void DecodeSignal::restore_settings(QSettings &settings) @@ -815,26 +900,48 @@ void DecodeSignal::restore_settings(QSettings &settings) for (const shared_ptr& signal : signalbases) if ((signal->name() == assigned_signal_name) && (signal->type() != SignalBase::DecodeChannel)) - channel->assigned_signal = signal.get(); + channel->assigned_signal = signal; channel->initial_pin_state = settings.value("initial_pin_state").toInt(); settings.endGroup(); } + connect_input_notifiers(); + // Update the internal structures stack_config_changed_ = true; update_channel_list(); commit_decoder_channels(); + update_output_signals(); + + // TODO Restore logic output signal settings begin_decode(); } -void DecodeSignal::set_error_message(QString msg) +bool DecodeSignal::all_input_segments_complete(uint32_t segment_id) const { - error_message_ = msg; - // TODO Emulate noquote() - qDebug().nospace() << name() << ": " << msg; + bool all_complete = true; + + for (const decode::DecodeChannel& ch : channels_) + if (ch.assigned_signal) { + if (!ch.assigned_signal->logic_data()) + continue; + + const shared_ptr logic_data = ch.assigned_signal->logic_data(); + if (logic_data->logic_segments().empty()) + return false; + + if (segment_id >= logic_data->logic_segments().size()) + return false; + + const shared_ptr segment = logic_data->logic_segments()[segment_id]->get_shared_ptr(); + if (segment && !segment->is_complete()) + all_complete = false; + } + + return all_complete; } uint32_t DecodeSignal::get_input_segment_count() const @@ -869,8 +976,10 @@ double DecodeSignal::get_input_samplerate(uint32_t segment_id) const continue; try { - const shared_ptr segment = logic_data->logic_segments().at(segment_id); - samplerate = segment->samplerate(); + const shared_ptr segment = + logic_data->logic_segments().at(segment_id)->get_shared_ptr(); + if (segment) + samplerate = segment->samplerate(); } catch (out_of_range&) { // Do nothing } @@ -997,7 +1106,7 @@ void DecodeSignal::mux_logic_samples(uint32_t segment_id, const int64_t start, c return; // Fetch the channel segments and their data - vector > segments; + vector > segments; vector signal_data; vector signal_in_bytepos; vector signal_in_bitpos; @@ -1006,14 +1115,19 @@ void DecodeSignal::mux_logic_samples(uint32_t segment_id, const int64_t start, c if (ch.assigned_signal) { const shared_ptr logic_data = ch.assigned_signal->logic_data(); - shared_ptr segment; - try { - segment = logic_data->logic_segments().at(segment_id); - } catch (out_of_range&) { + shared_ptr segment; + if (segment_id < logic_data->logic_segments().size()) { + segment = logic_data->logic_segments().at(segment_id)->get_shared_ptr(); + } else { qDebug() << "Muxer error for" << name() << ":" << ch.assigned_signal->name() \ << "has no logic segment" << segment_id; + logic_mux_interrupt_ = true; return; } + + if (!segment) + return; + segments.push_back(segment); uint8_t* data = new uint8_t[(end - start) * segment->unit_size()]; @@ -1025,7 +1139,6 @@ void DecodeSignal::mux_logic_samples(uint32_t segment_id, const int64_t start, c signal_in_bitpos.push_back(bitpos % 8); } - shared_ptr output_segment; try { output_segment = logic_mux_data_->logic_segments().at(segment_id); @@ -1033,6 +1146,7 @@ void DecodeSignal::mux_logic_samples(uint32_t segment_id, const int64_t start, c qDebug() << "Muxer error for" << name() << ": no logic mux segment" \ << segment_id << "in mux_logic_samples(), mux segments size is" \ << logic_mux_data_->logic_segments().size(); + logic_mux_interrupt_ = true; return; } @@ -1076,81 +1190,104 @@ void DecodeSignal::mux_logic_samples(uint32_t segment_id, const int64_t start, c void DecodeSignal::logic_mux_proc() { - uint32_t segment_id = 0; + uint32_t input_segment_count; + do { + input_segment_count = get_input_segment_count(); + if (input_segment_count == 0) { + // Wait for input data + unique_lock logic_mux_lock(logic_mux_mutex_); + logic_mux_cond_.wait(logic_mux_lock); + } + } while ((!logic_mux_interrupt_) && (input_segment_count == 0)); + + if (logic_mux_interrupt_) + return; assert(logic_mux_data_); + uint32_t segment_id = 0; + // Create initial logic mux segment shared_ptr output_segment = - make_shared(*logic_mux_data_, segment_id, - logic_mux_unit_size_, 0); + make_shared(*logic_mux_data_, segment_id, logic_mux_unit_size_, 0); logic_mux_data_->push_segment(output_segment); output_segment->set_samplerate(get_input_samplerate(0)); + // Logic mux data is being updated + logic_mux_data_invalid_ = false; + + uint64_t samples_to_process; do { - const uint64_t input_sample_count = get_working_sample_count(segment_id); - const uint64_t output_sample_count = output_segment->get_sample_count(); + do { + const uint64_t input_sample_count = get_working_sample_count(segment_id); + const uint64_t output_sample_count = output_segment->get_sample_count(); - const uint64_t samples_to_process = - (input_sample_count > output_sample_count) ? - (input_sample_count - output_sample_count) : 0; + samples_to_process = + (input_sample_count > output_sample_count) ? + (input_sample_count - output_sample_count) : 0; - // Process the samples if necessary... - if (samples_to_process > 0) { - const uint64_t unit_size = output_segment->unit_size(); - const uint64_t chunk_sample_count = DecodeChunkLength / unit_size; + if (samples_to_process > 0) { + const uint64_t unit_size = output_segment->unit_size(); + const uint64_t chunk_sample_count = DecodeChunkLength / unit_size; - uint64_t processed_samples = 0; - do { - const uint64_t start_sample = output_sample_count + processed_samples; - const uint64_t sample_count = - min(samples_to_process - processed_samples, chunk_sample_count); + uint64_t processed_samples = 0; + do { + const uint64_t start_sample = output_sample_count + processed_samples; + const uint64_t sample_count = + min(samples_to_process - processed_samples, chunk_sample_count); - mux_logic_samples(segment_id, start_sample, start_sample + sample_count); - processed_samples += sample_count; + mux_logic_samples(segment_id, start_sample, start_sample + sample_count); + processed_samples += sample_count; - // ...and process the newly muxed logic data - decode_input_cond_.notify_one(); - } while (!logic_mux_interrupt_ && (processed_samples < samples_to_process)); - } + // ...and process the newly muxed logic data + decode_input_cond_.notify_one(); + } while (!logic_mux_interrupt_ && (processed_samples < samples_to_process)); + } + } while (!logic_mux_interrupt_ && (samples_to_process > 0)); - if (samples_to_process == 0) { - // TODO Optimize this by caching the input segment count and only - // querying it when the cached value was reached - if (segment_id < get_input_segment_count() - 1) { - // Process next segment - segment_id++; + if (!logic_mux_interrupt_) { + // samples_to_process is now 0, we've exhausted the currently available input data - output_segment = - make_shared(*logic_mux_data_, segment_id, - logic_mux_unit_size_, 0); - logic_mux_data_->push_segment(output_segment); + // If the input segments are complete, we've completed this segment + if (all_input_segments_complete(segment_id)) { + if (!output_segment->is_complete()) + output_segment->set_complete(); - output_segment->set_samplerate(get_input_samplerate(segment_id)); - } else { - // All segments have been processed - logic_mux_data_invalid_ = false; + if (segment_id < get_input_segment_count() - 1) { + + // Process next segment + segment_id++; - // Wait for more input + output_segment = + make_shared(*logic_mux_data_, segment_id, + logic_mux_unit_size_, 0); + logic_mux_data_->push_segment(output_segment); + + output_segment->set_samplerate(get_input_samplerate(segment_id)); + } else { + // Wait for more input data if we're processing the currently last segment + unique_lock logic_mux_lock(logic_mux_mutex_); + logic_mux_cond_.wait(logic_mux_lock); + } + } else { + // Input segments aren't all complete yet but samples_to_process is 0, wait for more input data unique_lock logic_mux_lock(logic_mux_mutex_); logic_mux_cond_.wait(logic_mux_lock); } } - } while (!logic_mux_interrupt_); } void DecodeSignal::decode_data( const int64_t abs_start_samplenum, const int64_t sample_count, - const shared_ptr input_segment) + const shared_ptr input_segment) { const int64_t unit_size = input_segment->unit_size(); const int64_t chunk_sample_count = DecodeChunkLength / unit_size; for (int64_t i = abs_start_samplenum; - error_message_.isEmpty() && !decode_interrupt_ && - (i < (abs_start_samplenum + sample_count)); + !decode_interrupt_ && (i < (abs_start_samplenum + sample_count)); i += chunk_sample_count) { const int64_t chunk_end = min(i + chunk_sample_count, @@ -1167,8 +1304,10 @@ void DecodeSignal::decode_data( input_segment->get_samples(i, chunk_end, chunk); if (srd_session_send(srd_session_, i, chunk_end, chunk, - data_size, unit_size) != SRD_OK) + data_size, unit_size) != SRD_OK) { set_error_message(tr("Decoder reported an error")); + decode_interrupt_ = true; + } delete[] chunk; @@ -1194,16 +1333,20 @@ void DecodeSignal::decode_proc() current_segment_id_ = 0; // If there is no input data available yet, wait until it is or we're interrupted - if (logic_mux_data_->logic_segments().size() == 0) { - unique_lock input_wait_lock(input_mutex_); - decode_input_cond_.wait(input_wait_lock); - } + do { + if (logic_mux_data_->logic_segments().size() == 0) { + // Wait for input data + unique_lock input_wait_lock(input_mutex_); + decode_input_cond_.wait(input_wait_lock); + } + } while ((!decode_interrupt_) && (logic_mux_data_->logic_segments().size() == 0)); if (decode_interrupt_) return; - shared_ptr input_segment = logic_mux_data_->logic_segments().front(); - assert(input_segment); + shared_ptr input_segment = logic_mux_data_->logic_segments().front()->get_shared_ptr(); + if (!input_segment) + return; // Create the initial segment and set its sample rate so that we can pass it to SRD create_decode_segment(); @@ -1212,57 +1355,63 @@ void DecodeSignal::decode_proc() start_srd_session(); - uint64_t sample_count = 0; + uint64_t samples_to_process = 0; uint64_t abs_start_samplenum = 0; do { // Keep processing new samples until we exhaust the input data do { - lock_guard input_lock(input_mutex_); - sample_count = input_segment->get_sample_count() - abs_start_samplenum; + samples_to_process = input_segment->get_sample_count() - abs_start_samplenum; - if (sample_count > 0) { - decode_data(abs_start_samplenum, sample_count, input_segment); - abs_start_samplenum += sample_count; + if (samples_to_process > 0) { + decode_data(abs_start_samplenum, samples_to_process, input_segment); + abs_start_samplenum += samples_to_process; } - } while (error_message_.isEmpty() && (sample_count > 0) && !decode_interrupt_); - - if (error_message_.isEmpty() && !decode_interrupt_ && sample_count == 0) { - if (current_segment_id_ < logic_mux_data_->logic_segments().size() - 1) { - // Process next segment - current_segment_id_++; - - try { - input_segment = logic_mux_data_->logic_segments().at(current_segment_id_); - } catch (out_of_range&) { - qDebug() << "Decode error for" << name() << ": no logic mux segment" \ - << current_segment_id_ << "in decode_proc(), mux segments size is" \ - << logic_mux_data_->logic_segments().size(); - return; + } while (!decode_interrupt_ && (samples_to_process > 0)); + + if (!decode_interrupt_) { + // samples_to_process is now 0, we've exhausted the currently available input data + + // If the input segment is complete, we've exhausted this segment + if (input_segment->is_complete()) { + if (current_segment_id_ < (logic_mux_data_->logic_segments().size() - 1)) { + // Process next segment + current_segment_id_++; + + try { + input_segment = logic_mux_data_->logic_segments().at(current_segment_id_); + } catch (out_of_range&) { + qDebug() << "Decode error for" << name() << ": no logic mux segment" \ + << current_segment_id_ << "in decode_proc(), mux segments size is" \ + << logic_mux_data_->logic_segments().size(); + decode_interrupt_ = true; + return; + } + abs_start_samplenum = 0; + + // Create the next segment and set its metadata + create_decode_segment(); + segments_.at(current_segment_id_).samplerate = input_segment->samplerate(); + segments_.at(current_segment_id_).start_time = input_segment->start_time(); + + // Reset decoder state but keep the decoder stack intact + terminate_srd_session(); + } else { + // All segments have been processed + if (!decode_interrupt_) + decode_finished(); + + // Wait for more input data + unique_lock input_wait_lock(input_mutex_); + decode_input_cond_.wait(input_wait_lock); } - abs_start_samplenum = 0; - - // Create the next segment and set its metadata - create_decode_segment(); - segments_.at(current_segment_id_).samplerate = input_segment->samplerate(); - segments_.at(current_segment_id_).start_time = input_segment->start_time(); - - // Reset decoder state but keep the decoder stack intact - terminate_srd_session(); } else { - // All segments have been processed - decode_finished(); - - // Wait for new input data or an interrupt was requested + // Input segment isn't complete yet but samples_to_process is 0, wait for more input data unique_lock input_wait_lock(input_mutex_); decode_input_cond_.wait(input_wait_lock); } - } - } while (error_message_.isEmpty() && !decode_interrupt_); - // Potentially reap decoders when the application no longer is - // interested in their (pending) results. - if (decode_interrupt_) - terminate_srd_session(); + } + } while (!decode_interrupt_); } void DecodeSignal::start_srd_session() @@ -1294,6 +1443,9 @@ void DecodeSignal::start_srd_session() return; } + // Update the samplerates for the output logic channels + update_output_signals(); + // Create the session srd_session_new(&srd_session_); assert(srd_session_); @@ -1327,6 +1479,9 @@ void DecodeSignal::start_srd_session() srd_pd_output_callback_add(srd_session_, SRD_OUTPUT_BINARY, DecodeSignal::binary_callback, this); + srd_pd_output_callback_add(srd_session_, SRD_OUTPUT_LOGIC, + DecodeSignal::logic_output_callback, this); + srd_session_start(srd_session_); // We just recreated the srd session, so all stack changes are applied now @@ -1370,20 +1525,35 @@ void DecodeSignal::stop_srd_session() void DecodeSignal::connect_input_notifiers() { - // Disconnect the notification slot from the previous set of signals - disconnect(this, SLOT(on_data_cleared())); - disconnect(this, SLOT(on_data_received())); - // Connect the currently used signals to our slot for (decode::DecodeChannel& ch : channels_) { if (!ch.assigned_signal) continue; + const data::SignalBase *signal = ch.assigned_signal.get(); - const data::SignalBase *signal = ch.assigned_signal; connect(signal, SIGNAL(samples_cleared()), - this, SLOT(on_data_cleared())); + this, SLOT(on_data_cleared()), Qt::UniqueConnection); connect(signal, SIGNAL(samples_added(uint64_t, uint64_t, uint64_t)), - this, SLOT(on_data_received())); + this, SLOT(on_data_received()), Qt::UniqueConnection); + + if (signal->logic_data()) + connect(signal->logic_data().get(), SIGNAL(segment_completed()), + this, SLOT(on_input_segment_completed()), Qt::UniqueConnection); + } +} + +void DecodeSignal::disconnect_input_notifiers() +{ + // Disconnect the notification slot from the previous set of signals + for (decode::DecodeChannel& ch : channels_) { + if (!ch.assigned_signal) + continue; + const data::SignalBase *signal = ch.assigned_signal.get(); + disconnect(signal, nullptr, this, SLOT(on_data_cleared())); + disconnect(signal, nullptr, this, SLOT(on_data_received())); + + if (signal->logic_data()) + disconnect(signal->logic_data().get(), nullptr, this, SLOT(on_input_segment_completed())); } } @@ -1561,6 +1731,77 @@ void DecodeSignal::binary_callback(srd_proto_data *pdata, void *decode_signal) ds->new_binary_data(ds->current_segment_id_, (void*)dec, pdb->bin_class); } +void DecodeSignal::logic_output_callback(srd_proto_data *pdata, void *decode_signal) +{ + assert(pdata); + assert(decode_signal); + + DecodeSignal *const ds = (DecodeSignal*)decode_signal; + assert(ds); + + if (ds->decode_interrupt_) + return; + + lock_guard lock(ds->output_mutex_); + + assert(pdata->pdo); + assert(pdata->pdo->di); + const srd_decoder *const decc = pdata->pdo->di->decoder; + assert(decc); + + const srd_proto_data_logic *const pdl = (const srd_proto_data_logic*)pdata->data; + assert(pdl); + + // FIXME Only one group supported for now + if (pdl->logic_group > 0) { + qWarning() << "Received logic output state change for group" << pdl->logic_group << "from decoder" \ + << QString::fromUtf8(decc->name) << "but only group 0 is currently supported"; + return; + } + + shared_ptr output_logic = ds->output_logic_.at(decc); + + vector< shared_ptr > segments = output_logic->segments(); + + shared_ptr last_segment; + + if (!segments.empty()) + last_segment = dynamic_pointer_cast(segments.back()); + else { + // Happens when the data was cleared - all segments are gone then + // segment_id is always 0 as it's the first segment + last_segment = make_shared( + *output_logic, 0, (output_logic->num_channels() + 7) / 8, output_logic->get_samplerate()); + output_logic->push_segment(last_segment); + } + + if (pdata->start_sample < pdata->end_sample) { + vector data; + const unsigned int unit_size = last_segment->unit_size(); + data.resize(unit_size * (1 + pdl->repeat_count)); + + if (unit_size == 1) + for (unsigned int i = 0; i <= pdl->repeat_count; i++) + data.data()[i * unit_size] = *((uint8_t*)pdl->data); + else if (unit_size == 2) + for (unsigned int i = 0; i <= pdl->repeat_count; i++) + data.data()[i * unit_size] = *((uint16_t*)pdl->data); + else if (unit_size <= 4) + for (unsigned int i = 0; i <= pdl->repeat_count; i++) + data.data()[i * unit_size] = *((uint32_t*)pdl->data); + else if (unit_size <= 8) + for (unsigned int i = 0; i <= pdl->repeat_count; i++) + data.data()[i * unit_size] = *((uint64_t*)pdl->data); + else + for (unsigned int i = 0; i <= pdl->repeat_count; i++) + memcpy((void*)&data.data()[i * unit_size], (void*)pdl->data, unit_size); + + last_segment->append_payload(data.data(), data.size()); + } else + qWarning() << "Ignoring malformed logic output state change for group" << pdl->logic_group << "from decoder" \ + << QString::fromUtf8(decc->name) << "from" << pdata->start_sample << "to" << pdata->end_sample; +} + void DecodeSignal::on_capture_state_changed(int state) { // If a new acquisition was started, we need to start decoding from scratch @@ -1578,17 +1819,29 @@ void DecodeSignal::on_data_cleared() void DecodeSignal::on_data_received() { // If we detected a lack of input data when trying to start decoding, - // we have set an error message. Only try again if we now have data + // we have set an error message. Bail out if we still don't have data // to work with if ((!error_message_.isEmpty()) && (get_input_segment_count() == 0)) return; + if (!error_message_.isEmpty()) { + error_message_.clear(); + // TODO Emulate noquote() + qDebug().nospace() << name() << ": Input data available, error cleared"; + } + if (!logic_mux_thread_.joinable()) begin_decode(); else logic_mux_cond_.notify_one(); } +void DecodeSignal::on_input_segment_completed() +{ + if (!logic_mux_thread_.joinable()) + logic_mux_cond_.notify_one(); +} + void DecodeSignal::on_annotation_visibility_changed() { annotation_visibility_changed();