X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fsigsession.cpp;h=a6a2875e62657ca7dacc458808f854fc6dfbe88c;hp=cbdbac07c2031d6232af8089bbf51b7f25d403ac;hb=6e89374a6796f8d5d9cc61b0a2f7e98562a034ae;hpb=2b49eeb02d92b4744f8ebfcfd38ef27384cdd751

diff --git a/pv/sigsession.cpp b/pv/sigsession.cpp
index cbdbac07..a6a2875e 100644
--- a/pv/sigsession.cpp
+++ b/pv/sigsession.cpp
@@ -18,18 +18,28 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  */
 
+#include <libsigrokdecode/libsigrokdecode.h>
+
 #include "sigsession.h"
 
 #include "devicemanager.h"
+
 #include "data/analog.h"
 #include "data/analogsnapshot.h"
+#include "data/decoderstack.h"
 #include "data/logic.h"
 #include "data/logicsnapshot.h"
+
 #include "view/analogsignal.h"
+#include "view/decodetrace.h"
 #include "view/logicsignal.h"
 
 #include <assert.h>
 
+#include <stdexcept>
+
+#include <boost/foreach.hpp>
+
 #include <sys/stat.h>
 
 #include <QDebug>
@@ -55,9 +65,7 @@ SigSession::~SigSession()
 {
 	stop_capture();
 
-	if (_sampling_thread.get())
-		_sampling_thread->join();
-	_sampling_thread.reset();
+	_sampling_thread.join();
 
 	if (_sdi)
 		_device_manager.release_device(_sdi);
@@ -79,7 +87,7 @@ void SigSession::set_device(struct sr_dev_inst *sdi)
 	if (sdi)
 		_device_manager.use_device(sdi, this);
 	_sdi = sdi;
-	update_signals();
+	update_signals(sdi);
 }
 
 void SigSession::release_device(struct sr_dev_inst *sdi)
@@ -88,16 +96,48 @@ void SigSession::release_device(struct sr_dev_inst *sdi)
 
 	assert(_capture_state == Stopped);
 	_sdi = NULL;
-	update_signals();
+	update_signals(NULL);
 }
 
 void SigSession::load_file(const string &name,
 	function<void (const QString)> error_handler)
 {
 	stop_capture();
-	_sampling_thread.reset(new boost::thread(
-		&SigSession::load_thread_proc, this, name,
-		error_handler));
+
+	if (sr_session_load(name.c_str()) == SR_OK) {
+		GSList *devlist = NULL;
+		sr_session_dev_list(&devlist);
+
+		if (!devlist || !devlist->data ||
+			sr_session_start() != SR_OK) {
+			error_handler(tr("Failed to start session."));
+			return;
+		}
+
+		sr_dev_inst *const sdi = (sr_dev_inst*)devlist->data;
+		g_slist_free(devlist);
+
+		update_signals(sdi);
+		read_sample_rate(sdi);
+
+		_sampling_thread = boost::thread(
+			&SigSession::load_session_thread_proc, this,
+			error_handler);
+
+	} else {
+		sr_input *in = NULL;
+
+		if (!(in = load_input_file_format(name.c_str(),
+			error_handler)))
+			return;
+
+		update_signals(in->sdi);
+		read_sample_rate(in->sdi);
+
+		_sampling_thread = boost::thread(
+			&SigSession::load_input_thread_proc, this,
+			name, in, error_handler);
+	}
 }
 
 SigSession::capture_state SigSession::get_capture_state() const
@@ -132,9 +172,9 @@ void SigSession::start_capture(uint64_t record_length,
 	}
 
 	// Begin the session
-	_sampling_thread.reset(new boost::thread(
+	_sampling_thread = boost::thread(
 		&SigSession::sample_thread_proc, this, _sdi,
-		record_length, error_handler));
+		record_length, error_handler);
 }
 
 void SigSession::stop_capture()
@@ -145,12 +185,10 @@ void SigSession::stop_capture()
 	sr_session_stop();
 
 	// Check that sampling stopped
-	if (_sampling_thread.get())
-		_sampling_thread->join();
-	_sampling_thread.reset();
+	_sampling_thread.join();
 }
 
-vector< shared_ptr<view::Signal> > SigSession::get_signals()
+vector< shared_ptr<view::Signal> > SigSession::get_signals() const
 {
 	lock_guard<mutex> lock(_signals_mutex);
 	return _signals;
@@ -161,6 +199,69 @@ boost::shared_ptr<data::Logic> SigSession::get_data()
 	return _logic_data;
 }
 
+bool SigSession::add_decoder(srd_decoder *const dec)
+{
+	map<const srd_probe*, shared_ptr<view::LogicSignal> > probes;
+
+	try
+	{
+		lock_guard<mutex> lock(_signals_mutex);
+
+		// Create the decoder
+		shared_ptr<data::DecoderStack> decoder(new data::DecoderStack(dec));
+
+		// Auto select the initial probes
+		for(const GSList *i = dec->probes; i; i = i->next)
+		{
+			const srd_probe *const probe = (const srd_probe*)i->data;
+			BOOST_FOREACH(shared_ptr<view::Signal> s, _signals)
+			{
+				shared_ptr<view::LogicSignal> l =
+					dynamic_pointer_cast<view::LogicSignal>(s);
+				if (l && QString(probe->name).toLower().contains(
+					l->get_name().toLower()))
+					probes[probe] = l;
+			}
+		}
+
+		decoder->set_probes(probes);
+
+		// Create the decode signal
+		shared_ptr<view::DecodeTrace> d(
+			new view::DecodeTrace(*this, decoder,
+				_decode_traces.size()));
+		_decode_traces.push_back(d);
+	}
+	catch(std::runtime_error e)
+	{
+		return false;
+	}
+
+	signals_changed();
+
+	return true;
+}
+
+vector< shared_ptr<view::DecodeTrace> > SigSession::get_decode_signals() const
+{
+	lock_guard<mutex> lock(_signals_mutex);
+	return _decode_traces;
+}
+
+void SigSession::remove_decode_signal(view::DecodeTrace *signal)
+{
+	for (vector< shared_ptr<view::DecodeTrace> >::iterator i =
+		_decode_traces.begin();
+		i != _decode_traces.end();
+		i++)
+		if ((*i).get() == signal)
+		{
+			_decode_traces.erase(i);
+			signals_changed();
+			return;
+		}
+}
+
 void SigSession::set_capture_state(capture_state state)
 {
 	lock_guard<mutex> lock(_sampling_mutex);
@@ -246,7 +347,7 @@ sr_input* SigSession::load_input_file_format(const string &filename,
 	return in;
 }
 
-void SigSession::update_signals()
+void SigSession::update_signals(const sr_dev_inst *const sdi)
 {
 	assert(_capture_state == Stopped);
 
@@ -254,9 +355,12 @@ void SigSession::update_signals()
 	unsigned int logic_probe_count = 0;
 	unsigned int analog_probe_count = 0;
 
+	// Clear the decode traces
+	_decode_traces.clear();
+
 	// Detect what data types we will receive
-	if(_sdi) {
-		for (const GSList *l = _sdi->probes; l; l = l->next) {
+	if(sdi) {
+		for (const GSList *l = sdi->probes; l; l = l->next) {
 			const sr_probe *const probe = (const sr_probe *)l->data;
 			if (!probe->enabled)
 				continue;
@@ -297,10 +401,9 @@ void SigSession::update_signals()
 
 		_signals.clear();
 
-		if(_sdi) {
-			for (const GSList *l = _sdi->probes; l; l = l->next) {
-				const sr_probe *const probe =
-					(const sr_probe *)l->data;
+		if(sdi) {
+			for (const GSList *l = sdi->probes; l; l = l->next) {
+				sr_probe *const probe =	(sr_probe *)l->data;
 				assert(probe);
 
 				switch(probe->type) {
@@ -338,29 +441,63 @@ bool SigSession::is_trigger_enabled() const
 	return false;
 }
 
-void SigSession::load_thread_proc(const string name,
-	function<void (const QString)> error_handler)
+void SigSession::read_sample_rate(const sr_dev_inst *const sdi)
 {
-	sr_input *in = NULL;
+	GVariant *gvar;
+	uint64_t sample_rate = 0;
 
-	if (sr_session_load(name.c_str()) == SR_OK) {
-		if (sr_session_start() != SR_OK) {
-			error_handler(tr("Failed to start session."));
+	// Read out the sample rate
+	if(sdi->driver)
+	{
+		const int ret = sr_config_get(sdi->driver, sdi, NULL,
+			SR_CONF_SAMPLERATE, &gvar);
+		if (ret != SR_OK) {
+			qDebug("Failed to get samplerate\n");
 			return;
 		}
+
+		sample_rate = g_variant_get_uint64(gvar);
+		g_variant_unref(gvar);
 	}
-	else if(!(in = load_input_file_format(name.c_str(), error_handler)))
-		return;
+
+	if(_analog_data)
+		_analog_data->set_samplerate(sample_rate);
+	if(_logic_data)
+		_logic_data->set_samplerate(sample_rate);
+}
+
+void SigSession::load_session_thread_proc(
+	function<void (const QString)> error_handler)
+{
+	(void)error_handler;
 
 	sr_session_datafeed_callback_add(data_feed_in_proc, NULL);
 
 	set_capture_state(Running);
 
-	if(in) {
-		assert(in->format);
-		in->format->loadfile(in, name.c_str());
-	} else
-		sr_session_run();
+	sr_session_run();
+
+	sr_session_destroy();
+	set_capture_state(Stopped);
+
+	// Confirm that SR_DF_END was received
+	assert(!_cur_logic_snapshot);
+	assert(!_cur_analog_snapshot);
+}
+
+void SigSession::load_input_thread_proc(const string name,
+	sr_input *in, function<void (const QString)> error_handler)
+{
+	(void)error_handler;
+
+	assert(in);
+	assert(in->format);
+
+	sr_session_datafeed_callback_add(data_feed_in_proc, NULL);
+
+	set_capture_state(Running);
+
+	in->format->loadfile(in, name.c_str());
 
 	sr_session_destroy();
 	set_capture_state(Stopped);
@@ -389,7 +526,7 @@ void SigSession::sample_thread_proc(struct sr_dev_inst *sdi,
 	}
 
 	// Set the sample limit
-	if (sr_config_set(sdi, SR_CONF_LIMIT_SAMPLES,
+	if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_SAMPLES,
 		g_variant_new_uint64(record_length)) != SR_OK) {
 		error_handler(tr("Failed to configure "
 			"time-based sample limit."));
@@ -416,27 +553,7 @@ void SigSession::sample_thread_proc(struct sr_dev_inst *sdi,
 
 void SigSession::feed_in_header(const sr_dev_inst *sdi)
 {
-	GVariant *gvar;
-	uint64_t sample_rate = 0;
-
-	// Read out the sample rate
-	if(sdi->driver)
-	{
-		const int ret = sr_config_get(sdi->driver,
-			SR_CONF_SAMPLERATE, &gvar, sdi);
-		if (ret != SR_OK) {
-			qDebug("Failed to get samplerate\n");
-			return;
-		}
-
-		sample_rate = g_variant_get_uint64(gvar);
-		g_variant_unref(gvar);
-	}
-
-	if(_analog_data)
-		_analog_data->set_samplerate(sample_rate);
-	if(_logic_data)
-		_logic_data->set_samplerate(sample_rate);
+	read_sample_rate(sdi);
 }
 
 void SigSession::feed_in_meta(const sr_dev_inst *sdi,
@@ -456,6 +573,8 @@ void SigSession::feed_in_meta(const sr_dev_inst *sdi,
 			break;
 		}
 	}
+
+	signals_changed();
 }
 
 void SigSession::feed_in_logic(const sr_datafeed_logic &logic)