#include <sys/stat.h>
#include "devicemanager.hpp"
+#include "mainwindow.hpp"
#include "session.hpp"
#include "data/analog.hpp"
using Glib::VariantBase;
namespace pv {
+
+shared_ptr<sigrok::Context> Session::sr_context;
+
Session::Session(DeviceManager &device_manager, QString name) :
device_manager_(device_manager),
default_name_(name),
}
shared_ptr<devices::SessionFile> sessionfile_device =
- dynamic_pointer_cast< devices::SessionFile >(device_);
+ dynamic_pointer_cast<devices::SessionFile>(device_);
if (sessionfile_device) {
settings.setValue("device_type", "sessionfile");
settings.endGroup();
}
+ shared_ptr<devices::InputFile> inputfile_device =
+ dynamic_pointer_cast<devices::InputFile>(device_);
+
+ if (inputfile_device) {
+ settings.setValue("device_type", "inputfile");
+ settings.beginGroup("device");
+ inputfile_device->save_meta_to_settings(settings);
+ settings.endGroup();
+ }
+
// Save channels and decoders
for (shared_ptr<data::SignalBase> base : signalbases_) {
#ifdef ENABLE_DECODE
settings.endGroup();
}
- if (device_type == "sessionfile") {
- settings.beginGroup("device");
- QString filename = settings.value("filename").toString();
- settings.endGroup();
+ if ((device_type == "sessionfile") || (device_type == "inputfile")) {
+ if (device_type == "sessionfile") {
+ settings.beginGroup("device");
+ QString filename = settings.value("filename").toString();
+ settings.endGroup();
+
+ if (QFileInfo(filename).isReadable()) {
+ device = make_shared<devices::SessionFile>(device_manager_.context(),
+ filename.toStdString());
+ }
+ }
+
+ if (device_type == "inputfile") {
+ settings.beginGroup("device");
+ device = make_shared<devices::InputFile>(device_manager_.context(),
+ settings);
+ settings.endGroup();
+ }
- if (QFileInfo(filename).isReadable()) {
- device = make_shared<devices::SessionFile>(device_manager_.context(),
- filename.toStdString());
+ if (device) {
set_device(device);
- // TODO Perform error handling
- start_capture([](QString infoMessage) { (void)infoMessage; });
+ start_capture([](QString infoMessage) {
+ // TODO Emulate noquote()
+ qDebug() << "Session error:" << infoMessage; });
- set_name(QFileInfo(filename).fileName());
+ set_name(QString::fromStdString(
+ dynamic_pointer_cast<devices::File>(device)->display_name(device_manager_)));
}
}
else
set_default_device();
} catch (const QString &e) {
- main_bar_->session_error(tr("Failed to Select Device"),
- tr("Failed to Select Device"));
+ MainWindow::show_session_error(tr("Failed to select device"), e);
}
}
name_ = default_name_;
name_changed();
- // Remove all stored data
+ // Remove all stored data and reset all views
for (shared_ptr<views::ViewBase> view : views_) {
view->clear_signals();
#ifdef ENABLE_DECODE
view->clear_decode_signals();
#endif
+ view->reset_view_state();
}
for (const shared_ptr<data::SignalData> d : all_signal_data_)
d->clear();
device_->open();
} catch (const QString &e) {
device_.reset();
+ MainWindow::show_session_error(tr("Failed to open device"), e);
}
if (device_) {
// Try and find the demo device and select that by default
const auto iter = find_if(devices.begin(), devices.end(),
[] (const shared_ptr<devices::HardwareDevice> &d) {
- return d->hardware_device()->driver()->name() == "demo"; });
+ return d->hardware_device()->driver()->name() == "demo"; });
set_device((iter == devices.end()) ? devices.front() : *iter);
}
[&](const pair<string, shared_ptr<InputFormat> > f) {
return f.first == user_name; });
if (iter == formats.end()) {
- main_bar_->session_error(tr("Error"),
+ MainWindow::show_session_error(tr("Error"),
tr("Unexpected input format: %s").arg(QString::fromStdString(format)));
return;
}
const QString errorMessage(
QString("Failed to load file %1").arg(file_name));
+ // In the absence of a caller's format spec, try to auto detect.
+ // Assume "sigrok session file" upon lookup miss.
+ if (!format)
+ format = device_manager_.context()->input_format_match(file_name.toStdString());
try {
if (format)
set_device(shared_ptr<devices::Device>(
new devices::SessionFile(
device_manager_.context(),
file_name.toStdString())));
- } catch (Error e) {
- main_bar_->session_error(tr("Failed to load ") + file_name, e.what());
+ } catch (Error& e) {
+ MainWindow::show_session_error(tr("Failed to load ") + file_name, e.what());
set_default_device();
main_bar_->update_device_list();
return;
main_bar_->update_device_list();
start_capture([&, errorMessage](QString infoMessage) {
- main_bar_->session_error(errorMessage, infoMessage); });
+ MainWindow::show_session_error(errorMessage, infoMessage); });
set_name(QFileInfo(file_name).fileName());
}
for (const shared_ptr<data::SignalData> d : all_signal_data_)
d->clear();
+ trigger_list_.clear();
+
// Revert name back to default name (e.g. "Session 1") for real devices
// as the (possibly saved) data is gone. File devices keep their name.
shared_ptr<devices::HardwareDevice> hw_device =
switch (signalbase->type()) {
case data::SignalBase::AnalogChannel:
case data::SignalBase::LogicChannel:
- case data::SignalBase::A2LChannel:
- break;
case data::SignalBase::DecodeChannel:
#ifdef ENABLE_DECODE
trace_view->add_decode_signal(
return samplerate;
}
+uint32_t Session::get_segment_count() const
+{
+ uint32_t value = 0;
+
+ // Find the highest number of segments
+ for (shared_ptr<data::SignalData> data : all_signal_data_)
+ if (data->get_segment_count() > value)
+ value = data->get_segment_count();
+
+ return value;
+}
+
+vector<util::Timestamp> Session::get_triggers(uint32_t segment_id) const
+{
+ vector<util::Timestamp> result;
+
+ for (pair<uint32_t, util::Timestamp> entry : trigger_list_)
+ if (entry.first == segment_id)
+ result.push_back(entry.second);
+
+ return result;
+}
+
const unordered_set< shared_ptr<data::SignalBase> > Session::signalbases() const
{
return signalbases_;
}
+bool Session::all_segments_complete(uint32_t segment_id) const
+{
+ bool all_complete = true;
+
+ for (shared_ptr<data::SignalBase> base : signalbases_)
+ if (!base->segment_is_complete(segment_id))
+ all_complete = false;
+
+ return all_complete;
+}
+
#ifdef ENABLE_DECODE
shared_ptr<data::DecodeSignal> Session::add_decode_signal()
{
// Add the decode signal to all views
for (shared_ptr<views::ViewBase> view : views_)
view->add_decode_signal(signal);
- } catch (runtime_error e) {
+ } catch (runtime_error& e) {
remove_decode_signal(signal);
return nullptr;
}
if (!device_)
return;
- cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE);
+ try {
+ cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE);
+ } catch (Error& e) {
+ cur_samplerate_ = 0;
+ }
out_of_memory_ = false;
+ {
+ lock_guard<recursive_mutex> lock(data_mutex_);
+ cur_logic_segment_.reset();
+ cur_analog_segments_.clear();
+ }
+ highest_segment_id_ = -1;
+ frame_began_ = false;
+
try {
device_->start();
- } catch (Error e) {
+ } catch (Error& e) {
error_handler(e.what());
return;
}
try {
device_->run();
- } catch (Error e) {
+ } catch (Error& e) {
error_handler(e.what());
set_capture_state(Stopped);
return;
set_capture_state(Stopped);
// Confirm that SR_DF_END was received
- if (cur_logic_segment_) {
- qDebug("SR_DF_END was not received.");
- assert(false);
- }
+ if (cur_logic_segment_)
+ qDebug() << "WARNING: SR_DF_END was not received.";
// Optimize memory usage
free_unused_memory();
}
}
+void Session::signal_new_segment()
+{
+ int new_segment_id = 0;
+
+ if ((cur_logic_segment_ != nullptr) || !cur_analog_segments_.empty()) {
+
+ // Determine new frame/segment number, assuming that all
+ // signals have the same number of frames/segments
+ if (cur_logic_segment_) {
+ new_segment_id = logic_data_->get_segment_count() - 1;
+ } else {
+ shared_ptr<sigrok::Channel> any_channel =
+ (*cur_analog_segments_.begin()).first;
+
+ shared_ptr<data::SignalBase> base = signalbase_from_channel(any_channel);
+ assert(base);
+
+ shared_ptr<data::Analog> data(base->analog_data());
+ assert(data);
+
+ new_segment_id = data->get_segment_count() - 1;
+ }
+ }
+
+ if (new_segment_id > highest_segment_id_) {
+ highest_segment_id_ = new_segment_id;
+ new_segment(highest_segment_id_);
+ }
+}
+
+void Session::signal_segment_completed()
+{
+ int segment_id = 0;
+
+ for (shared_ptr<data::SignalBase> signalbase : signalbases_) {
+ // We only care about analog and logic channels, not derived ones
+ if (signalbase->type() == data::SignalBase::AnalogChannel) {
+ segment_id = signalbase->analog_data()->get_segment_count() - 1;
+ break;
+ }
+
+ if (signalbase->type() == data::SignalBase::LogicChannel) {
+ segment_id = signalbase->logic_data()->get_segment_count() - 1;
+ break;
+ }
+ }
+
+ if (segment_id >= 0)
+ segment_completed(segment_id);
+}
+
void Session::feed_in_header()
{
- cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE);
+ // Nothing to do here for now
}
void Session::feed_in_meta(shared_ptr<Meta> meta)
for (auto entry : meta->config()) {
switch (entry.first->id()) {
case SR_CONF_SAMPLERATE:
- // We can't rely on the header to always contain the sample rate,
- // so in case it's supplied via a meta packet, we use it.
- if (!cur_samplerate_)
- cur_samplerate_ = g_variant_get_uint64(entry.second.gobj());
-
- /// @todo handle samplerate changes
+ cur_samplerate_ = g_variant_get_uint64(entry.second.gobj());
break;
default:
- // Unknown metadata is not an error.
+ qDebug() << "Received meta data key" << entry.first->id() << ", ignoring.";
break;
}
}
}
}
- trigger_event(sample_count / get_samplerate());
+ uint32_t segment_id = 0; // Default segment when no frames are used
+
+ // If a frame began, we'd ideally be able to use the highest segment ID for
+ // the trigger. However, as new segments are only created when logic or
+ // analog data comes in, this doesn't work if the trigger appears right
+ // after the beginning of the frame, before any sample data.
+ // For this reason, we use highest segment ID + 1 if no sample data came in
+ // yet and the highest segment ID otherwise.
+ if (frame_began_) {
+ segment_id = highest_segment_id_;
+ if (!cur_logic_segment_ && (cur_analog_segments_.size() == 0))
+ segment_id++;
+ }
+
+ // TODO Create timestamp from segment start time + segment's current sample count
+ util::Timestamp timestamp = sample_count / get_samplerate();
+ trigger_list_.emplace_back(segment_id, timestamp);
+ trigger_event(segment_id, timestamp);
}
void Session::feed_in_frame_begin()
{
- if (cur_logic_segment_ || !cur_analog_segments_.empty())
- frame_began();
+ frame_began_ = true;
+}
+
+void Session::feed_in_frame_end()
+{
+ if (!frame_began_)
+ return;
+
+ {
+ lock_guard<recursive_mutex> lock(data_mutex_);
+
+ if (cur_logic_segment_)
+ cur_logic_segment_->set_complete();
+
+ for (auto entry : cur_analog_segments_) {
+ shared_ptr<data::AnalogSegment> segment = entry.second;
+ segment->set_complete();
+ }
+
+ cur_logic_segment_.reset();
+ cur_analog_segments_.clear();
+ }
+
+ frame_began_ = false;
+
+ signal_segment_completed();
}
void Session::feed_in_logic(shared_ptr<Logic> logic)
{
+ if (logic->data_length() == 0) {
+ qDebug() << "WARNING: Received logic packet with 0 samples.";
+ return;
+ }
+
+ if (!cur_samplerate_)
+ try {
+ cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE);
+ } catch (Error& e) {
+ // Do nothing
+ }
+
lock_guard<recursive_mutex> lock(data_mutex_);
if (!logic_data_) {
// Create a new data segment
cur_logic_segment_ = make_shared<data::LogicSegment>(
- *logic_data_, logic->unit_size(), cur_samplerate_);
+ *logic_data_, logic_data_->get_segment_count(),
+ logic->unit_size(), cur_samplerate_);
logic_data_->push_segment(cur_logic_segment_);
- // @todo Putting this here means that only listeners querying
- // for logic will be notified. Currently the only user of
- // frame_began is DecoderStack, but in future we need to signal
- // this after both analog and logic sweeps have begun.
- frame_began();
+ signal_new_segment();
}
cur_logic_segment_->append_payload(logic);
void Session::feed_in_analog(shared_ptr<Analog> analog)
{
+ if (analog->num_samples() == 0) {
+ qDebug() << "WARNING: Received analog packet with 0 samples.";
+ return;
+ }
+
+ if (!cur_samplerate_)
+ try {
+ cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE);
+ } catch (Error& e) {
+ // Do nothing
+ }
+
lock_guard<recursive_mutex> lock(data_mutex_);
const vector<shared_ptr<Channel>> channels = analog->channels();
- const unsigned int channel_count = channels.size();
- const size_t sample_count = analog->num_samples() / channel_count;
bool sweep_beginning = false;
- unique_ptr<float> data(new float[analog->num_samples()]);
+ unique_ptr<float[]> data(new float[analog->num_samples() * channels.size()]);
analog->get_data_as_float(data.get());
if (signalbases_.empty())
// Create a segment, keep it in the maps of channels
segment = make_shared<data::AnalogSegment>(
- *data, cur_samplerate_);
+ *data, data->get_segment_count(), cur_samplerate_);
cur_analog_segments_[channel] = segment;
// Push the segment into the analog data.
data->push_segment(segment);
+
+ signal_new_segment();
}
assert(segment);
// Append the samples in the segment
- segment->append_interleaved_samples(channel_data++, sample_count,
- channel_count);
+ segment->append_interleaved_samples(channel_data++, analog->num_samples(),
+ channels.size());
}
if (sweep_beginning) {
void Session::data_feed_in(shared_ptr<sigrok::Device> device,
shared_ptr<Packet> packet)
{
- static bool frame_began = false;
-
(void)device;
assert(device);
feed_in_trigger();
break;
- case SR_DF_FRAME_BEGIN:
- feed_in_frame_begin();
- frame_began = true;
- break;
-
case SR_DF_LOGIC:
try {
feed_in_logic(dynamic_pointer_cast<Logic>(packet->payload()));
- } catch (bad_alloc) {
+ } catch (bad_alloc&) {
out_of_memory_ = true;
device_->stop();
}
case SR_DF_ANALOG:
try {
feed_in_analog(dynamic_pointer_cast<Analog>(packet->payload()));
- } catch (bad_alloc) {
+ } catch (bad_alloc&) {
out_of_memory_ = true;
device_->stop();
}
break;
+ case SR_DF_FRAME_BEGIN:
+ feed_in_frame_begin();
+ break;
+
case SR_DF_FRAME_END:
+ feed_in_frame_end();
+ break;
+
case SR_DF_END:
- {
+ // Strictly speaking, this is performed when a frame end marker was
+ // received, so there's no point doing this again. However, not all
+ // devices use frames, and for those devices, we need to do it here.
{
lock_guard<recursive_mutex> lock(data_mutex_);
+
+ if (cur_logic_segment_)
+ cur_logic_segment_->set_complete();
+
+ for (auto entry : cur_analog_segments_) {
+ shared_ptr<data::AnalogSegment> segment = entry.second;
+ segment->set_complete();
+ }
+
cur_logic_segment_.reset();
cur_analog_segments_.clear();
}
- if (frame_began) {
- frame_began = false;
- frame_ended();
- }
break;
- }
+
default:
break;
}
projects / pulseview.git / blobdiff