X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fsigsession.cpp;h=7a0c49e5479f5a899db3d14090f89b022ca608da;hp=40c46f04e57278993cba2ec01cfa486a5feb398f;hb=a8369d07b7ac9b906b28e944f2452430b8f2dca3;hpb=51e77110d4316fd0106f8306f5e1f0523c5bf7d7

diff --git a/pv/sigsession.cpp b/pv/sigsession.cpp
index 40c46f04..7a0c49e5 100644
--- a/pv/sigsession.cpp
+++ b/pv/sigsession.cpp
@@ -20,9 +20,12 @@
 
 #include "sigsession.h"
 
-#include "logicdata.h"
-#include "logicdatasnapshot.h"
-#include "logicsignal.h"
+#include "data/analog.h"
+#include "data/analogsnapshot.h"
+#include "data/logic.h"
+#include "data/logicsnapshot.h"
+#include "view/analogsignal.h"
+#include "view/logicsignal.h"
 
 #include <QDebug>
 
@@ -36,7 +39,8 @@ namespace pv {
 // TODO: This should not be necessary
 SigSession* SigSession::_session = NULL;
 
-SigSession::SigSession()
+SigSession::SigSession() :
+	_capture_state(Stopped)
 {
 	// TODO: This should not be necessary
 	_session = this;
@@ -44,23 +48,97 @@ SigSession::SigSession()
 
 SigSession::~SigSession()
 {
+	stop_capture();
+
+	if (_sampling_thread.get())
+		_sampling_thread->join();
+	_sampling_thread.reset();
+
 	// TODO: This should not be necessary
 	_session = NULL;
 }
 
-void SigSession::load_file(const std::string &name)
+void SigSession::load_file(const string &name)
 {
-	if (sr_session_load(name.c_str()) == SR_OK) {
-		/* sigrok session file */
-		sr_session_datafeed_callback_add(data_feed_in_proc);
-		sr_session_start();
-		sr_session_run();
-		sr_session_stop();
-	}
+	stop_capture();
+	_sampling_thread.reset(new boost::thread(
+		&SigSession::load_thread_proc, this, name));
+}
+
+SigSession::capture_state SigSession::get_capture_state() const
+{
+	lock_guard<mutex> lock(_sampling_mutex);
+	return _capture_state;
 }
 
 void SigSession::start_capture(struct sr_dev_inst *sdi,
 	uint64_t record_length, uint64_t sample_rate)
+{
+	stop_capture();
+
+	lock_guard<mutex> lock(_sampling_mutex);
+	_sample_rate = sample_rate;
+
+	_sampling_thread.reset(new boost::thread(
+		&SigSession::sample_thread_proc, this, sdi,
+		record_length));
+}
+
+void SigSession::stop_capture()
+{
+	if (get_capture_state() == Stopped)
+		return;
+
+	sr_session_stop();
+
+	// Check that sampling stopped
+	if (_sampling_thread.get())
+		_sampling_thread->join();
+	_sampling_thread.reset();
+}
+
+vector< shared_ptr<view::Signal> > SigSession::get_signals()
+{
+	lock_guard<mutex> lock(_signals_mutex);
+	return _signals;
+}
+
+boost::shared_ptr<data::Logic> SigSession::get_data()
+{
+	return _logic_data;
+}
+
+void SigSession::set_capture_state(capture_state state)
+{
+	lock_guard<mutex> lock(_sampling_mutex);
+	_capture_state = state;
+	capture_state_changed(state);
+}
+
+void SigSession::load_thread_proc(const string name)
+{
+	if (sr_session_load(name.c_str()) != SR_OK) {
+		qDebug() << "Failed to load file.";
+		return;
+	}
+
+	sr_session_datafeed_callback_add(data_feed_in_proc);
+
+	if (sr_session_start() != SR_OK) {
+		qDebug() << "Failed to start session.";
+		return;
+	}
+
+	set_capture_state(Running);
+
+	sr_session_run();
+	sr_session_stop();
+
+	set_capture_state(Stopped);
+}
+
+void SigSession::sample_thread_proc(struct sr_dev_inst *sdi,
+	uint64_t record_length)
 {
 	sr_session_new();
 	sr_session_datafeed_callback_add(data_feed_in_proc);
@@ -78,11 +156,14 @@ void SigSession::start_capture(struct sr_dev_inst *sdi,
 		return;
 	}
 
-	if (sr_dev_config_set(sdi, SR_HWCAP_SAMPLERATE,
-		&sample_rate) != SR_OK) {
-		qDebug() << "Failed to configure samplerate.";
-		sr_session_destroy();
-		return;
+	{
+		lock_guard<mutex> lock(_sampling_mutex);
+		if (sr_dev_config_set(sdi, SR_HWCAP_SAMPLERATE,
+			&_sample_rate) != SR_OK) {
+			qDebug() << "Failed to configure samplerate.";
+			sr_session_destroy();
+			return;
+		}
 	}
 
 	if (sr_session_start() != SR_OK) {
@@ -90,92 +171,168 @@ void SigSession::start_capture(struct sr_dev_inst *sdi,
 		return;
 	}
 
+	set_capture_state(Running);
+
 	sr_session_run();
 	sr_session_destroy();
+
+	set_capture_state(Stopped);
 }
 
-vector< shared_ptr<Signal> >& SigSession::get_signals()
+void SigSession::feed_in_meta_logic(const struct sr_dev_inst *sdi,
+	const sr_datafeed_meta_logic &meta_logic)
 {
-	return _signals;
+	using view::LogicSignal;
+
+	{
+		lock_guard<mutex> data_lock(_data_mutex);
+		lock_guard<mutex> sampling_lock(_sampling_mutex);
+
+		// Create an empty data::Logic for coming data snapshots
+		_logic_data.reset(new data::Logic(meta_logic, _sample_rate));
+		assert(_logic_data);
+		if (!_logic_data)
+			return;
+	}
+
+	{
+		lock_guard<mutex> lock(_signals_mutex);
+
+		// Add the signals
+		for (int i = 0; i < meta_logic.num_probes; i++) {
+			const sr_probe *const probe =
+				(const sr_probe*)g_slist_nth_data(
+					sdi->probes, i);
+			if (probe->enabled) {
+				shared_ptr<LogicSignal> signal(
+					new LogicSignal(probe->name,
+						_logic_data, probe->index));
+				_signals.push_back(signal);
+			}
+		}
+
+		signals_changed();
+	}
 }
 
-boost::shared_ptr<LogicData> SigSession::get_data()
+void SigSession::feed_in_meta_analog(const struct sr_dev_inst*,
+	const sr_datafeed_meta_analog &meta_analog)
 {
-	return _logic_data;
+	using view::AnalogSignal;
+
+	{
+		lock_guard<mutex> data_lock(_data_mutex);
+		lock_guard<mutex> sampling_lock(_sampling_mutex);
+
+		// Create an empty data::Analog for coming data snapshots
+		_analog_data.reset(new data::Analog(
+			meta_analog, _sample_rate));
+		assert(_analog_data);
+		if (!_analog_data)
+			return;
+	}
+
+	{
+		lock_guard<mutex> lock(_signals_mutex);
+
+		// Add the signals
+		shared_ptr<AnalogSignal> signal(
+			new AnalogSignal(QString("???"), _analog_data));
+		_signals.push_back(signal);
+
+		signals_changed();
+	}
+}
+
+void SigSession::feed_in_logic(const sr_datafeed_logic &logic)
+{
+	lock_guard<mutex> lock(_data_mutex);
+	if (!_cur_logic_snapshot)
+	{
+		// Create a new data snapshot
+		_cur_logic_snapshot = shared_ptr<data::LogicSnapshot>(
+			new data::LogicSnapshot(logic));
+		_logic_data->push_snapshot(_cur_logic_snapshot);
+	}
+	else
+	{
+		// Append to the existing data snapshot
+		_cur_logic_snapshot->append_payload(logic);
+	}
+
+	data_updated();
+}
+
+void SigSession::feed_in_analog(const sr_datafeed_analog &analog)
+{
+	lock_guard<mutex> lock(_data_mutex);
+	if (!_cur_analog_snapshot)
+	{
+		// Create a new data snapshot
+		_cur_analog_snapshot = shared_ptr<data::AnalogSnapshot>(
+			new data::AnalogSnapshot(analog));
+		_analog_data->push_snapshot(_cur_analog_snapshot);
+	}
+	else
+	{
+		// Append to the existing data snapshot
+		_cur_analog_snapshot->append_payload(analog);
+	}
+
+	data_updated();
 }
 
 void SigSession::data_feed_in(const struct sr_dev_inst *sdi,
-	struct sr_datafeed_packet *packet)
+	const struct sr_datafeed_packet *packet)
 {
 	assert(sdi);
 	assert(packet);
 
 	switch (packet->type) {
 	case SR_DF_HEADER:
+	{
+		lock_guard<mutex> lock(_signals_mutex);
 		_signals.clear();
 		break;
+	}
 
 	case SR_DF_META_LOGIC:
-		{
-			assert(packet->payload);
-
-			const sr_datafeed_meta_logic &meta_logic =
-				*(sr_datafeed_meta_logic*)packet->payload;
-
-			// Create an empty LogiData for coming data snapshots
-			_logic_data.reset(new LogicData(meta_logic));
-			assert(_logic_data);
-			if(!_logic_data)
-				break;
-
-			// Add the signals
-			for (int i = 0; i < meta_logic.num_probes; i++)
-			{
-				const sr_probe *const probe =
-					(const sr_probe*)g_slist_nth_data(
-						sdi->probes, i);
-				if(probe->enabled)
-				{
-					boost::shared_ptr<LogicSignal> signal(
-						new LogicSignal(probe->name,
-							_logic_data,
-							probe->index));
-					_signals.push_back(signal);
-				}
-			}
+		assert(packet->payload);
+		feed_in_meta_logic(sdi,
+			*(const sr_datafeed_meta_logic*)packet->payload);
+		break;
 
-			break;
-		}
+	case SR_DF_META_ANALOG:
+		assert(packet->payload);
+		feed_in_meta_analog(sdi,
+			*(const sr_datafeed_meta_analog*)packet->payload);
+		break;
 
 	case SR_DF_LOGIC:
-
 		assert(packet->payload);
-		if(!_cur_logic_snapshot)
-		{
-			// Create a new data snapshot
-			_cur_logic_snapshot = shared_ptr<LogicDataSnapshot>(
-				new LogicDataSnapshot(
-				*(sr_datafeed_logic*)packet->payload));
-			_logic_data->push_snapshot(_cur_logic_snapshot);
-		}
-		else
-		{
-			// Append to the existing data snapshot
-			_cur_logic_snapshot->append_payload(
-				*(sr_datafeed_logic*)packet->payload);
-		}
+		feed_in_logic(*(const sr_datafeed_logic*)packet->payload);
+		break;
 
+	case SR_DF_ANALOG:
+		assert(packet->payload);
+		feed_in_analog(*(const sr_datafeed_analog*)packet->payload);
 		break;
 
 	case SR_DF_END:
-		_cur_logic_snapshot.reset();
+	{
+		{
+			lock_guard<mutex> lock(_data_mutex);
+			_cur_logic_snapshot.reset();
+			_cur_analog_snapshot.reset();
+		}
 		data_updated();
 		break;
 	}
+	}
 }
 
 void SigSession::data_feed_in_proc(const struct sr_dev_inst *sdi,
-	struct sr_datafeed_packet *packet)
+	const struct sr_datafeed_packet *packet)
 {
 	assert(_session);
 	_session->data_feed_in(sdi, packet);