* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
+#include <QDebug>
#include <QFileInfo>
#include <cassert>
#include "data/analog.hpp"
#include "data/analogsegment.hpp"
#include "data/decode/decoder.hpp"
-#include "data/decoderstack.hpp"
#include "data/logic.hpp"
#include "data/logicsegment.hpp"
#include "data/signalbase.hpp"
#include "toolbars/mainbar.hpp"
-#include "view/analogsignal.hpp"
-#include "view/decodetrace.hpp"
-#include "view/logicsignal.hpp"
-#include "view/signal.hpp"
-#include "view/view.hpp"
+#include "views/trace/analogsignal.hpp"
+#include "views/trace/decodetrace.hpp"
+#include "views/trace/logicsignal.hpp"
+#include "views/trace/signal.hpp"
+#include "views/trace/view.hpp"
#include <libsigrokcxx/libsigrokcxx.hpp>
#ifdef ENABLE_DECODE
#include <libsigrokdecode/libsigrokdecode.h>
+#include "data/decodesignal.hpp"
#endif
using std::bad_alloc;
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),
{
map<string, string> dev_info;
list<string> key_list;
- int stacks = 0, views = 0;
+ int decode_signals = 0, views = 0;
if (device_) {
shared_ptr<devices::HardwareDevice> hw_device =
for (shared_ptr<data::SignalBase> base : signalbases_) {
#ifdef ENABLE_DECODE
if (base->is_decode_signal()) {
- shared_ptr<pv::data::DecoderStack> decoder_stack =
- base->decoder_stack();
- shared_ptr<data::decode::Decoder> top_decoder =
- decoder_stack->stack().front();
-
- settings.beginGroup("decoder_stack" + QString::number(stacks++));
- settings.setValue("id", top_decoder->decoder()->id);
- settings.setValue("name", top_decoder->decoder()->name);
+ settings.beginGroup("decode_signal" + QString::number(decode_signals++));
+ base->save_settings(settings);
settings.endGroup();
} else
#endif
}
}
- settings.setValue("decoder_stacks", stacks);
+ settings.setValue("decode_signals", decode_signals);
// Save view states and their signal settings
// Note: main_view must be saved as view0
// Restore decoders
#ifdef ENABLE_DECODE
- int stacks = settings.value("decoder_stacks").toInt();
-
- for (int i = 0; i < stacks; i++) {
- settings.beginGroup("decoder_stack" + QString::number(i++));
-
- QString id = settings.value("id").toString();
- add_decoder(srd_decoder_get_by_id(id.toStdString().c_str()));
+ int decode_signals = settings.value("decode_signals").toInt();
+ for (int i = 0; i < decode_signals; i++) {
+ settings.beginGroup("decode_signal" + QString::number(i));
+ shared_ptr<data::DecodeSignal> signal = add_decode_signal();
+ signal->restore_settings(settings);
settings.endGroup();
}
#endif
else
set_default_device();
} catch (const QString &e) {
- main_bar_->session_error(tr("Failed to Select Device"),
- tr("Failed to Select Device"));
+ main_bar_->session_error(tr("Failed to select device"), e);
}
}
device_->open();
} catch (const QString &e) {
device_.reset();
+ main_bar_->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);
}
+/**
+ * Convert generic options to data types that are specific to InputFormat.
+ *
+ * @param[in] user_spec Vector of tokenized words, string format.
+ * @param[in] fmt_opts Input format's options, result of InputFormat::options().
+ *
+ * @return Map of options suitable for InputFormat::create_input().
+ */
+map<string, Glib::VariantBase>
+Session::input_format_options(vector<string> user_spec,
+ map<string, shared_ptr<Option>> fmt_opts)
+{
+ map<string, Glib::VariantBase> result;
+
+ for (auto entry : user_spec) {
+ /*
+ * Split key=value specs. Accept entries without separator
+ * (for simplified boolean specifications).
+ */
+ string key, val;
+ size_t pos = entry.find("=");
+ if (pos == std::string::npos) {
+ key = entry;
+ val = "";
+ } else {
+ key = entry.substr(0, pos);
+ val = entry.substr(pos + 1);
+ }
+
+ /*
+ * Skip user specifications that are not a member of the
+ * format's set of supported options. Have the text input
+ * spec converted to the required input format specific
+ * data type.
+ */
+ auto found = fmt_opts.find(key);
+ if (found == fmt_opts.end())
+ continue;
+ shared_ptr<Option> opt = found->second;
+ result[key] = opt->parse_string(val);
+ }
+
+ return result;
+}
+
void Session::load_init_file(const string &file_name, const string &format)
{
shared_ptr<InputFormat> input_format;
+ map<string, Glib::VariantBase> input_opts;
if (!format.empty()) {
const map<string, shared_ptr<InputFormat> > formats =
device_manager_.context()->input_formats();
+ auto user_opts = pv::util::split_string(format, ":");
+ string user_name = user_opts.front();
+ user_opts.erase(user_opts.begin());
const auto iter = find_if(formats.begin(), formats.end(),
[&](const pair<string, shared_ptr<InputFormat> > f) {
- return f.first == format; });
+ return f.first == user_name; });
if (iter == formats.end()) {
main_bar_->session_error(tr("Error"),
tr("Unexpected input format: %s").arg(QString::fromStdString(format)));
return;
}
-
input_format = (*iter).second;
+ input_opts = input_format_options(user_opts,
+ input_format->options());
}
- load_file(QString::fromStdString(file_name), input_format);
+ load_file(QString::fromStdString(file_name), input_format, input_opts);
}
void Session::load_file(QString file_name,
new devices::SessionFile(
device_manager_.context(),
file_name.toStdString())));
- } catch (Error e) {
+ } catch (Error& e) {
main_bar_->session_error(tr("Failed to load ") + file_name, e.what());
set_default_device();
main_bar_->update_device_list();
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 =
views_.push_back(view);
+ // Add all device signals
update_signals();
+
+ // Add all other signals
+ unordered_set< shared_ptr<data::SignalBase> > view_signalbases =
+ view->signalbases();
+
+ views::trace::View *trace_view =
+ qobject_cast<views::trace::View*>(view.get());
+
+ if (trace_view) {
+ for (shared_ptr<data::SignalBase> signalbase : signalbases_) {
+ const int sb_exists = count_if(
+ view_signalbases.cbegin(), view_signalbases.cend(),
+ [&](const shared_ptr<data::SignalBase> &sb) {
+ return sb == signalbase;
+ });
+ // Add the signal to the view as it doesn't have it yet
+ if (!sb_exists)
+ switch (signalbase->type()) {
+ case data::SignalBase::AnalogChannel:
+ case data::SignalBase::LogicChannel:
+ case data::SignalBase::DecodeChannel:
+#ifdef ENABLE_DECODE
+ trace_view->add_decode_signal(
+ dynamic_pointer_cast<data::DecodeSignal>(signalbase));
+#endif
+ break;
+ case data::SignalBase::MathChannel:
+ // TBD
+ break;
+ }
+ }
+ }
+
+ signals_changed();
}
void Session::deregister_view(shared_ptr<views::ViewBase> view)
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_;
}
-#ifdef ENABLE_DECODE
-bool Session::add_decoder(srd_decoder *const dec)
+bool Session::all_segments_complete(uint32_t segment_id) const
{
- if (!dec)
- return false;
+ bool all_complete = true;
- map<const srd_channel*, shared_ptr<data::SignalBase> > channels;
- shared_ptr<data::DecoderStack> decoder_stack;
+ for (shared_ptr<data::SignalBase> base : signalbases_)
+ if (!base->segment_is_complete(segment_id))
+ all_complete = false;
- try {
- // Create the decoder
- decoder_stack = make_shared<data::DecoderStack>(*this, dec);
-
- // Make a list of all the channels
- vector<const srd_channel*> all_channels;
- for (const GSList *i = dec->channels; i; i = i->next)
- all_channels.push_back((const srd_channel*)i->data);
- for (const GSList *i = dec->opt_channels; i; i = i->next)
- all_channels.push_back((const srd_channel*)i->data);
-
- // Auto select the initial channels
- for (const srd_channel *pdch : all_channels)
- for (shared_ptr<data::SignalBase> b : signalbases_) {
- if (b->logic_data()) {
- if (QString::fromUtf8(pdch->name).toLower().
- contains(b->name().toLower()))
- channels[pdch] = b;
- }
- }
+ return all_complete;
+}
- assert(decoder_stack);
- assert(!decoder_stack->stack().empty());
- assert(decoder_stack->stack().front());
- decoder_stack->stack().front()->set_channels(channels);
+#ifdef ENABLE_DECODE
+shared_ptr<data::DecodeSignal> Session::add_decode_signal()
+{
+ shared_ptr<data::DecodeSignal> signal;
+ try {
// Create the decode signal
- shared_ptr<data::SignalBase> signalbase =
- make_shared<data::SignalBase>(nullptr, data::SignalBase::DecodeChannel);
+ signal = make_shared<data::DecodeSignal>(*this);
- signalbase->set_decoder_stack(decoder_stack);
- signalbases_.insert(signalbase);
+ signalbases_.insert(signal);
+ // Add the decode signal to all views
for (shared_ptr<views::ViewBase> view : views_)
- view->add_decode_signal(signalbase);
- } catch (runtime_error e) {
- return false;
+ view->add_decode_signal(signal);
+ } catch (runtime_error& e) {
+ remove_decode_signal(signal);
+ return nullptr;
}
signals_changed();
- // Do an initial decode
- decoder_stack->begin_decode();
-
- return true;
+ return signal;
}
-void Session::remove_decode_signal(shared_ptr<data::SignalBase> signalbase)
+void Session::remove_decode_signal(shared_ptr<data::DecodeSignal> signal)
{
- signalbases_.erase(signalbase);
+ signalbases_.erase(signal);
for (shared_ptr<views::ViewBase> view : views_)
- view->remove_decode_signal(signalbase);
+ view->remove_decode_signal(signal);
signals_changed();
}
// Make the signals list
for (shared_ptr<views::ViewBase> viewbase : views_) {
- views::TraceView::View *trace_view =
- qobject_cast<views::TraceView::View*>(viewbase.get());
+ views::trace::View *trace_view =
+ qobject_cast<views::trace::View*>(viewbase.get());
if (trace_view) {
- unordered_set< shared_ptr<views::TraceView::Signal> >
+ unordered_set< shared_ptr<views::trace::Signal> >
prev_sigs(trace_view->signals());
trace_view->clear_signals();
for (auto channel : sr_dev->channels()) {
shared_ptr<data::SignalBase> signalbase;
- shared_ptr<views::TraceView::Signal> signal;
+ shared_ptr<views::trace::Signal> signal;
// Find the channel in the old signals
const auto iter = find_if(
prev_sigs.cbegin(), prev_sigs.cend(),
- [&](const shared_ptr<views::TraceView::Signal> &s) {
+ [&](const shared_ptr<views::trace::Signal> &s) {
return s->base()->channel() == channel;
});
if (iter != prev_sigs.end()) {
signalbase.get(), SLOT(on_capture_state_changed(int)));
}
- signal = shared_ptr<views::TraceView::Signal>(
- new views::TraceView::LogicSignal(*this,
+ signal = shared_ptr<views::trace::Signal>(
+ new views::trace::LogicSignal(*this,
device_, signalbase));
trace_view->add_signal(signal);
break;
signalbase.get(), SLOT(on_capture_state_changed(int)));
}
- signal = shared_ptr<views::TraceView::Signal>(
- new views::TraceView::AnalogSignal(
+ signal = shared_ptr<views::trace::Signal>(
+ new views::trace::AnalogSignal(
*this, signalbase));
trace_view->add_signal(signal);
break;
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;
}
}
+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)
}
}
- 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 (!cur_samplerate_)
+ cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE);
+
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 (!cur_samplerate_)
+ cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE);
+
lock_guard<recursive_mutex> lock(data_mutex_);
const vector<shared_ptr<Channel>> channels = analog->channels();
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()]);
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);
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;
}