#include <pv/binding/decoder.hpp>
#include <pv/data/decode/decoder.hpp>
#include <pv/data/decode/row.hpp>
+#include <pv/globalsettings.hpp>
#include <pv/session.hpp>
-using boost::optional;
using std::lock_guard;
using std::make_pair;
using std::make_shared;
const double DecodeSignal::DecodeMargin = 1.0;
const double DecodeSignal::DecodeThreshold = 0.2;
-const int64_t DecodeSignal::DecodeChunkLength = 10 * 1024 * 1024;
-const unsigned int DecodeSignal::DecodeNotifyPeriod = 1024;
-
-mutex DecodeSignal::global_srd_mutex_;
+const int64_t DecodeSignal::DecodeChunkLength = 256 * 1024;
DecodeSignal::DecodeSignal(pv::Session &session) :
SignalBase(nullptr, SignalBase::DecodeChannel),
session_(session),
+ srd_session_(nullptr),
logic_mux_data_invalid_(false),
start_time_(0),
samplerate_(0),
- sample_count_(0),
- annotation_count_(0),
samples_decoded_(0),
frame_complete_(false)
{
connect(&session_, SIGNAL(capture_state_changed(int)),
this, SLOT(on_capture_state_changed(int)));
- connect(&session_, SIGNAL(data_received()),
- this, SLOT(on_data_received()));
- connect(&session_, SIGNAL(frame_ended()),
- this, SLOT(on_frame_ended()));
-
- set_name(tr("Empty decoder signal"));
}
DecodeSignal::~DecodeSignal()
{
- if (decode_thread_.joinable()) {
- decode_interrupt_ = true;
- decode_input_cond_.notify_one();
- decode_thread_.join();
- }
-
- if (logic_mux_thread_.joinable()) {
- logic_mux_interrupt_ = true;
- logic_mux_cond_.notify_one();
- logic_mux_thread_.join();
- }
+ reset_decode();
}
const vector< shared_ptr<Decoder> >& DecodeSignal::decoder_stack() const
return stack_;
}
-void DecodeSignal::stack_decoder(srd_decoder *decoder)
+void DecodeSignal::stack_decoder(const srd_decoder *decoder)
{
assert(decoder);
- stack_.push_back(make_shared<decode::Decoder>(decoder));
+ const shared_ptr<Decoder> dec = make_shared<decode::Decoder>(decoder);
+
+ stack_.push_back(dec);
// Set name if this decoder is the first in the list
if (stack_.size() == 1)
set_name(QString::fromUtf8(decoder->name));
- // Include the newly created decode channels in the channel list
+ // Include the newly created decode channels in the channel lists
update_channel_list();
- auto_assign_signals();
+ auto_assign_signals(dec);
+ commit_decoder_channels();
begin_decode();
}
void DecodeSignal::reset_decode()
{
- sample_count_ = 0;
- annotation_count_ = 0;
+ if (decode_thread_.joinable()) {
+ decode_interrupt_ = true;
+ decode_input_cond_.notify_one();
+ decode_thread_.join();
+ }
+
+ if (logic_mux_thread_.joinable()) {
+ logic_mux_interrupt_ = true;
+ logic_mux_cond_.notify_one();
+ logic_mux_thread_.join();
+ }
+
+ stop_srd_session();
+
frame_complete_ = false;
samples_decoded_ = 0;
error_message_ = QString();
+
rows_.clear();
class_rows_.clear();
+
+ logic_mux_data_.reset();
+ logic_mux_data_invalid_ = true;
}
void DecodeSignal::begin_decode()
reset_decode();
+ if (stack_.size() == 0) {
+ error_message_ = tr("No decoders");
+ return;
+ }
+
+ assert(channels_.size() > 0);
+
+ if (get_assigned_signal_count() == 0) {
+ error_message_ = tr("There are no channels assigned to this decoder");
+ return;
+ }
+
+ // Make sure that all assigned channels still provide logic data
+ // (can happen when a converted signal was assigned but the
+ // conversion removed in the meanwhile)
+ for (data::DecodeChannel &ch : channels_)
+ if (ch.assigned_signal && !(ch.assigned_signal->logic_data() != nullptr))
+ ch.assigned_signal = nullptr;
+
// Check that all decoders have the required channels
for (const shared_ptr<decode::Decoder> &dec : stack_)
if (!dec->have_required_channels()) {
}
}
+ // Free the logic data and its segment(s) if it needs to be updated
+ if (logic_mux_data_invalid_)
+ logic_mux_data_.reset();
+
+ if (!logic_mux_data_) {
+ const int64_t ch_count = get_assigned_signal_count();
+ const int64_t unit_size = (ch_count + 7) / 8;
+ logic_mux_data_ = make_shared<Logic>(ch_count);
+ segment_ = make_shared<LogicSegment>(*logic_mux_data_, unit_size, samplerate_);
+ logic_mux_data_->push_segment(segment_);
+ }
+
// Make sure the logic output data is complete and up-to-date
+ logic_mux_interrupt_ = false;
logic_mux_thread_ = std::thread(&DecodeSignal::logic_mux_proc, this);
- // Update the samplerate and start time
- start_time_ = segment_->start_time();
- samplerate_ = segment_->samplerate();
- if (samplerate_ == 0.0)
- samplerate_ = 1.0;
-
+ // Decode the muxed logic data
decode_interrupt_ = false;
decode_thread_ = std::thread(&DecodeSignal::decode_proc, this);
+
+ // Receive notifications when new sample data is available
+ connect_input_notifiers();
}
QString DecodeSignal::error_message() const
return channels_;
}
-void DecodeSignal::auto_assign_signals()
+void DecodeSignal::auto_assign_signals(const shared_ptr<Decoder> dec)
{
bool new_assignment = false;
// Try to auto-select channels that don't have signals assigned yet
for (data::DecodeChannel &ch : channels_) {
+ // If a decoder is given, auto-assign only its channels
+ if (dec && (ch.decoder_ != dec))
+ continue;
+
if (ch.assigned_signal)
continue;
- for (shared_ptr<data::SignalBase> s : session_.signalbases())
- if (s->logic_data() && (ch.name.toLower().contains(s->name().toLower()))) {
+ for (shared_ptr<data::SignalBase> s : session_.signalbases()) {
+ const QString ch_name = ch.name.toLower();
+ const QString s_name = s->name().toLower();
+
+ if (s->logic_data() &&
+ ((ch_name.contains(s_name)) || (s_name.contains(ch_name)))) {
ch.assigned_signal = s.get();
new_assignment = true;
}
+ }
}
if (new_assignment) {
logic_mux_data_invalid_ = true;
+ commit_decoder_channels();
channels_updated();
}
}
logic_mux_data_invalid_ = true;
}
+ commit_decoder_channels();
channels_updated();
-
begin_decode();
}
+int DecodeSignal::get_assigned_signal_count() const
+{
+ // Count all channels that have a signal assigned to them
+ return count_if(channels_.begin(), channels_.end(),
+ [](data::DecodeChannel ch) { return ch.assigned_signal; });
+}
+
void DecodeSignal::set_initial_pin_state(const uint16_t channel_id, const int init_state)
{
for (data::DecodeChannel &ch : channels_)
{
SignalBase::save_settings(settings);
- // TODO Save decoder stack, channel mapping and decoder options
+ settings.setValue("decoders", (int)(stack_.size()));
+
+ // Save decoder stack
+ int decoder_idx = 0;
+ for (shared_ptr<decode::Decoder> decoder : stack_) {
+ settings.beginGroup("decoder" + QString::number(decoder_idx++));
+
+ settings.setValue("id", decoder->decoder()->id);
+
+ // Save decoder options
+ const map<string, GVariant*>& options = decoder->options();
+
+ settings.setValue("options", (int)options.size());
+
+ // Note: decode::Decoder::options() returns only the options
+ // that differ from the default. See binding::Decoder::getter()
+ int i = 0;
+ for (auto option : options) {
+ settings.beginGroup("option" + QString::number(i));
+ settings.setValue("name", QString::fromStdString(option.first));
+ GlobalSettings::store_gvariant(settings, option.second);
+ settings.endGroup();
+ i++;
+ }
+
+ settings.endGroup();
+ }
+
+ // Save channel mapping
+ settings.setValue("channels", (int)channels_.size());
+
+ for (unsigned int channel_id = 0; channel_id < channels_.size(); channel_id++) {
+ auto channel = find_if(channels_.begin(), channels_.end(),
+ [&](data::DecodeChannel ch) { return ch.id == channel_id; });
+
+ if (channel == channels_.end()) {
+ qDebug() << "ERROR: Gap in channel index:" << channel_id;
+ continue;
+ }
+
+ settings.beginGroup("channel" + QString::number(channel_id));
+
+ settings.setValue("name", channel->name); // Useful for debugging
+ settings.setValue("initial_pin_state", channel->initial_pin_state);
+
+ if (channel->assigned_signal)
+ settings.setValue("assigned_signal_name", channel->assigned_signal->name());
+
+ settings.endGroup();
+ }
}
void DecodeSignal::restore_settings(QSettings &settings)
{
SignalBase::restore_settings(settings);
- // TODO Restore decoder stack, channel mapping and decoder options
-}
+ // Restore decoder stack
+ GSList *dec_list = g_slist_copy((GSList*)srd_decoder_list());
-uint64_t DecodeSignal::inc_annotation_count()
-{
- return (annotation_count_++);
+ int decoders = settings.value("decoders").toInt();
+
+ for (int decoder_idx = 0; decoder_idx < decoders; decoder_idx++) {
+ settings.beginGroup("decoder" + QString::number(decoder_idx));
+
+ QString id = settings.value("id").toString();
+
+ for (GSList *entry = dec_list; entry; entry = entry->next) {
+ const srd_decoder *dec = (srd_decoder*)entry->data;
+ if (!dec)
+ continue;
+
+ if (QString::fromUtf8(dec->id) == id) {
+ shared_ptr<decode::Decoder> decoder =
+ make_shared<decode::Decoder>(dec);
+
+ stack_.push_back(decoder);
+
+ // Restore decoder options that differ from their default
+ int options = settings.value("options").toInt();
+
+ for (int i = 0; i < options; i++) {
+ settings.beginGroup("option" + QString::number(i));
+ QString name = settings.value("name").toString();
+ GVariant *value = GlobalSettings::restore_gvariant(settings);
+ decoder->set_option(name.toUtf8(), value);
+ settings.endGroup();
+ }
+
+ // Include the newly created decode channels in the channel lists
+ update_channel_list();
+ commit_decoder_channels();
+ break;
+ }
+ }
+
+ settings.endGroup();
+ channels_updated();
+ }
+
+ // Restore channel mapping
+ unsigned int channels = settings.value("channels").toInt();
+
+ const unordered_set< shared_ptr<data::SignalBase> > signalbases =
+ session_.signalbases();
+
+ for (unsigned int channel_id = 0; channel_id < channels; channel_id++) {
+ auto channel = find_if(channels_.begin(), channels_.end(),
+ [&](data::DecodeChannel ch) { return ch.id == channel_id; });
+
+ if (channel == channels_.end()) {
+ qDebug() << "ERROR: Non-existant channel index:" << channel_id;
+ continue;
+ }
+
+ settings.beginGroup("channel" + QString::number(channel_id));
+
+ QString assigned_signal_name = settings.value("assigned_signal_name").toString();
+
+ for (shared_ptr<data::SignalBase> signal : signalbases)
+ if (signal->name() == assigned_signal_name)
+ channel->assigned_signal = signal.get();
+
+ channel->initial_pin_state = settings.value("initial_pin_state").toInt();
+
+ settings.endGroup();
+ }
+
+ begin_decode();
}
void DecodeSignal::update_channel_list()
channels_updated();
}
-void DecodeSignal::logic_mux_proc()
+void DecodeSignal::commit_decoder_channels()
{
+ // Submit channel list to every decoder, containing only the relevant channels
+ for (shared_ptr<decode::Decoder> dec : stack_) {
+ vector<data::DecodeChannel*> channel_list;
+
+ for (data::DecodeChannel &ch : channels_)
+ if (ch.decoder_ == dec)
+ channel_list.push_back(&ch);
+ dec->set_channels(channel_list);
+ }
}
-optional<int64_t> DecodeSignal::wait_for_data() const
+void DecodeSignal::mux_logic_samples(const int64_t start, const int64_t end)
{
- unique_lock<mutex> input_lock(input_mutex_);
+ // Enforce end to be greater than start
+ if (end <= start)
+ return;
+
+ // Fetch all segments and their data
+ // TODO Currently, we assume only a single segment exists
+ vector<shared_ptr<LogicSegment> > segments;
+ vector<const uint8_t*> signal_data;
+ vector<uint8_t> signal_in_bytepos;
+ vector<uint8_t> signal_in_bitpos;
+
+ for (data::DecodeChannel &ch : channels_)
+ if (ch.assigned_signal) {
+ const shared_ptr<Logic> logic_data = ch.assigned_signal->logic_data();
+ const shared_ptr<LogicSegment> segment = logic_data->logic_segments().front();
+ segments.push_back(segment);
+
+ uint8_t* data = new uint8_t[(end - start) * segment->unit_size()];
+ segment->get_samples(start, end, data);
+ signal_data.push_back(data);
+
+ const int bitpos = ch.assigned_signal->logic_bit_index();
+ signal_in_bytepos.push_back(bitpos / 8);
+ signal_in_bitpos.push_back(bitpos % 8);
+ }
+
+ // Perform the muxing of signal data into the output data
+ uint8_t* output = new uint8_t[(end - start) * segment_->unit_size()];
+ unsigned int signal_count = signal_data.size();
+
+ for (int64_t sample_cnt = 0; sample_cnt < (end - start); sample_cnt++) {
+ int bitpos = 0;
+ uint8_t bytepos = 0;
+
+ const int out_sample_pos = sample_cnt * segment_->unit_size();
+ for (unsigned int i = 0; i < segment_->unit_size(); i++)
+ output[out_sample_pos + i] = 0;
+
+ for (unsigned int i = 0; i < signal_count; i++) {
+ const int in_sample_pos = sample_cnt * segments[i]->unit_size();
+ const uint8_t in_sample = 1 &
+ ((signal_data[i][in_sample_pos + signal_in_bytepos[i]]) >> (signal_in_bitpos[i]));
+
+ const uint8_t out_sample = output[out_sample_pos + bytepos];
- // Do wait if we decoded all samples but we're still capturing
- // Do not wait if we're done capturing
- while (!decode_interrupt_ && !frame_complete_ &&
- (samples_decoded_ >= sample_count_) &&
- (session_.get_capture_state() != Session::Stopped)) {
+ output[out_sample_pos + bytepos] = out_sample | (in_sample << bitpos);
- decode_input_cond_.wait(input_lock);
+ bitpos++;
+ if (bitpos > 7) {
+ bitpos = 0;
+ bytepos++;
+ }
+ }
}
- // Return value is valid if we're not aborting the decode,
- return boost::make_optional(!decode_interrupt_ &&
- // and there's more work to do...
- (samples_decoded_ < sample_count_ || !frame_complete_) &&
- // and if the end of the data hasn't been reached yet
- (!((samples_decoded_ >= sample_count_) && (session_.get_capture_state() == Session::Stopped))),
- sample_count_);
+ segment_->append_payload(output, (end - start) * segment_->unit_size());
+ delete[] output;
+
+ for (const uint8_t* data : signal_data)
+ delete[] data;
+}
+
+void DecodeSignal::logic_mux_proc()
+{
+ do {
+ const uint64_t input_sample_count = get_working_sample_count();
+ const uint64_t output_sample_count = segment_->get_sample_count();
+
+ const uint64_t 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 = 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);
+
+ mux_logic_samples(start_sample, start_sample + sample_count);
+ processed_samples += sample_count;
+
+ // ...and process the newly muxed logic data
+ decode_input_cond_.notify_one();
+ } while (processed_samples < samples_to_process);
+ }
+
+ if (samples_to_process == 0) {
+ // Wait for more input
+ unique_lock<mutex> logic_mux_lock(logic_mux_mutex_);
+ logic_mux_cond_.wait(logic_mux_lock);
+ }
+ } while (!logic_mux_interrupt_);
+
+ // No more input data and session is stopped, let the decode thread
+ // process any pending data, terminate and release the global SRD mutex
+ // in order to let other decoders run
+ decode_input_cond_.notify_one();
+}
+
+void DecodeSignal::query_input_metadata()
+{
+ // Update the samplerate and start time because we cannot start
+ // the libsrd session without the current samplerate
+
+ // TODO Currently we assume all channels have the same sample rate
+ // and start time
+ bool samplerate_valid = false;
+ data::DecodeChannel *any_channel;
+ shared_ptr<Logic> logic_data;
+
+ do {
+ any_channel = &(*find_if(channels_.begin(), channels_.end(),
+ [](data::DecodeChannel ch) { return ch.assigned_signal; }));
+
+ logic_data = any_channel->assigned_signal->logic_data();
+
+ if (!logic_data) {
+ // Wait until input data is available or an interrupt was requested
+ unique_lock<mutex> input_wait_lock(input_mutex_);
+ decode_input_cond_.wait(input_wait_lock);
+ }
+ } while (!logic_data && !decode_interrupt_);
+
+ if (decode_interrupt_)
+ return;
+
+ do {
+ if (!logic_data->logic_segments().empty()) {
+ shared_ptr<LogicSegment> first_segment =
+ any_channel->assigned_signal->logic_data()->logic_segments().front();
+ start_time_ = first_segment->start_time();
+ samplerate_ = first_segment->samplerate();
+ if (samplerate_ > 0)
+ samplerate_valid = true;
+ }
+
+ if (!samplerate_valid) {
+ // Wait until input data is available or an interrupt was requested
+ unique_lock<mutex> input_wait_lock(input_mutex_);
+ decode_input_cond_.wait(input_wait_lock);
+ }
+ } while (!samplerate_valid && !decode_interrupt_);
}
void DecodeSignal::decode_data(
- const int64_t abs_start_samplenum, const int64_t sample_count,
- srd_session *const session)
+ const int64_t abs_start_samplenum, const int64_t sample_count)
{
- const unsigned int unit_size = segment_->unit_size();
- const unsigned int chunk_sample_count = DecodeChunkLength / unit_size;
+ const int64_t unit_size = segment_->unit_size();
+ const int64_t chunk_sample_count = DecodeChunkLength / unit_size;
for (int64_t i = abs_start_samplenum;
!decode_interrupt_ && (i < (abs_start_samplenum + sample_count));
const int64_t chunk_end = min(i + chunk_sample_count,
abs_start_samplenum + sample_count);
- const uint8_t* chunk = segment_->get_samples(i, chunk_end);
+ int64_t data_size = (chunk_end - i) * unit_size;
+ uint8_t* chunk = new uint8_t[data_size];
+ segment_->get_samples(i, chunk_end, chunk);
- if (srd_session_send(session, i, chunk_end, chunk,
- (chunk_end - i) * unit_size, unit_size) != SRD_OK) {
+ if (srd_session_send(srd_session_, i, chunk_end, chunk,
+ data_size, unit_size) != SRD_OK) {
error_message_ = tr("Decoder reported an error");
delete[] chunk;
break;
}
+
delete[] chunk;
{
lock_guard<mutex> lock(output_mutex_);
samples_decoded_ = chunk_end;
}
+
+ // Notify the frontend that we processed some data and
+ // possibly have new annotations as well
+ new_annotations();
}
}
void DecodeSignal::decode_proc()
{
- optional<int64_t> sample_count;
- srd_session *session;
- srd_decoder_inst *prev_di = nullptr;
+ query_input_metadata();
+
+ if (decode_interrupt_)
+ return;
+
+ start_srd_session();
- // Prevent any other decode threads from accessing libsigrokdecode
- lock_guard<mutex> srd_lock(global_srd_mutex_);
+ uint64_t sample_count;
+ uint64_t abs_start_samplenum = 0;
+ do {
+ // Keep processing new samples until we exhaust the input data
+ do {
+ lock_guard<mutex> input_lock(input_mutex_);
+ sample_count = segment_->get_sample_count() - abs_start_samplenum;
+
+ if (sample_count > 0) {
+ decode_data(abs_start_samplenum, sample_count);
+ abs_start_samplenum += sample_count;
+ }
+ } while (error_message_.isEmpty() && (sample_count > 0) && !decode_interrupt_);
+
+ if (error_message_.isEmpty() && !decode_interrupt_) {
+ if (sample_count == 0)
+ decode_finished();
+
+ // Wait for new input data or an interrupt was requested
+ unique_lock<mutex> input_wait_lock(input_mutex_);
+ decode_input_cond_.wait(input_wait_lock);
+ }
+ } while (error_message_.isEmpty() && !decode_interrupt_);
+}
+
+void DecodeSignal::start_srd_session()
+{
+ if (srd_session_)
+ stop_srd_session();
// Create the session
- srd_session_new(&session);
- assert(session);
+ srd_session_new(&srd_session_);
+ assert(srd_session_);
// Create the decoders
+ srd_decoder_inst *prev_di = nullptr;
for (const shared_ptr<decode::Decoder> &dec : stack_) {
- srd_decoder_inst *const di = dec->create_decoder_inst(session);
+ srd_decoder_inst *const di = dec->create_decoder_inst(srd_session_);
if (!di) {
error_message_ = tr("Failed to create decoder instance");
- srd_session_destroy(session);
+ srd_session_destroy(srd_session_);
return;
}
if (prev_di)
- srd_inst_stack(session, prev_di, di);
+ srd_inst_stack(srd_session_, prev_di, di);
prev_di = di;
}
- // Get the initial sample count
- {
- unique_lock<mutex> input_lock(input_mutex_);
- sample_count = sample_count_ = get_working_sample_count();
- }
-
// Start the session
- srd_session_metadata_set(session, SRD_CONF_SAMPLERATE,
+ srd_session_metadata_set(srd_session_, SRD_CONF_SAMPLERATE,
g_variant_new_uint64(samplerate_));
- srd_pd_output_callback_add(session, SRD_OUTPUT_ANN,
+ srd_pd_output_callback_add(srd_session_, SRD_OUTPUT_ANN,
DecodeSignal::annotation_callback, this);
- srd_session_start(session);
+ srd_session_start(srd_session_);
+}
- int64_t abs_start_samplenum = 0;
- do {
- decode_data(abs_start_samplenum, *sample_count, session);
- abs_start_samplenum = *sample_count;
- } while (error_message_.isEmpty() && (sample_count = wait_for_data()));
+void DecodeSignal::stop_srd_session()
+{
+ if (srd_session_) {
+ // Destroy the session
+ srd_session_destroy(srd_session_);
+ srd_session_ = nullptr;
+ }
+}
+
+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()));
- // Make sure all annotations are known to the frontend
- new_annotations();
+ // Connect the currently used signals to our slot
+ for (data::DecodeChannel &ch : channels_) {
+ if (!ch.assigned_signal)
+ continue;
- // Destroy the session
- srd_session_destroy(session);
+ const data::SignalBase *signal = ch.assigned_signal;
+ connect(signal, SIGNAL(samples_cleared()),
+ this, SLOT(on_data_cleared()));
+ connect(signal, SIGNAL(samples_added(QObject*, uint64_t, uint64_t)),
+ this, SLOT(on_data_received()));
+ }
}
void DecodeSignal::annotation_callback(srd_proto_data *pdata, void *decode_signal)
{
assert(pdata);
- assert(decoder);
+ assert(decode_signal);
DecodeSignal *const ds = (DecodeSignal*)decode_signal;
assert(ds);
// Add the annotation
(*row_iter).second.push_annotation(a);
-
- // Notify the frontend every DecodeNotifyPeriod annotations
- if (ds->inc_annotation_count() % DecodeNotifyPeriod == 0)
- ds->new_annotations();
}
void DecodeSignal::on_capture_state_changed(int state)
begin_decode();
}
-void DecodeSignal::on_data_received()
+void DecodeSignal::on_data_cleared()
{
- logic_mux_cond_.notify_one();
+ reset_decode();
}
-void DecodeSignal::on_frame_ended()
+void DecodeSignal::on_data_received()
{
- logic_mux_cond_.notify_one();
+ if (!logic_mux_thread_.joinable())
+ begin_decode();
+ else
+ logic_mux_cond_.notify_one();
}
} // namespace data
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