X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fsigsession.h;h=1dacc0996cfea447785848f30411d04c5028a28f;hb=76868203e56032aa21d7909b5fd72c50b5505615;hp=307330ecb3e40065cc26b5dd8a05b6617b71ace3;hpb=3868e5fa3081573891ff2ae5b9dd67eb4a6afa4b;p=pulseview.git

diff --git a/pv/sigsession.h b/pv/sigsession.h
index 307330ec..1dacc099 100644
--- a/pv/sigsession.h
+++ b/pv/sigsession.h
@@ -1,7 +1,7 @@
 /*
  * This file is part of the PulseView project.
  *
- * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
+ * Copyright (C) 2012-14 Joel Holdsworth <joel@airwebreathe.org.uk>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -21,25 +21,42 @@
 #ifndef PULSEVIEW_PV_SIGSESSION_H
 #define PULSEVIEW_PV_SIGSESSION_H
 
+#include <boost/function.hpp>
 #include <boost/shared_ptr.hpp>
 #include <boost/thread.hpp>
 
+#include <map>
+#include <set>
 #include <string>
-#include <utility>
 #include <vector>
 
 #include <QObject>
+#include <QString>
 
-extern "C" {
 #include <libsigrok/libsigrok.h>
-}
+
+struct srd_decoder;
+struct srd_probe;
 
 namespace pv {
 
-class LogicData;
-class LogicDataSnapshot;
+class DeviceManager;
+
+namespace data {
+class Analog;
+class AnalogSnapshot;
+class Logic;
+class LogicSnapshot;
+class SignalData;
+}
+
+namespace device {
+class DevInst;
+}
 
 namespace view {
+class DecodeTrace;
+class LogicSignal;
 class Signal;
 }
 
@@ -48,44 +65,132 @@ class SigSession : public QObject
 	Q_OBJECT
 
 public:
-	SigSession();
+	enum capture_state {
+		Stopped,
+		AwaitingTrigger,
+		Running
+	};
+
+public:
+	SigSession(DeviceManager &device_manager);
 
 	~SigSession();
 
-	void load_file(const std::string &name);
+	boost::shared_ptr<device::DevInst> get_device() const;
+
+	/**
+	 * Sets device instance that will be used in the next capture session.
+	 */
+	void set_device(boost::shared_ptr<device::DevInst> dev_inst)
+		throw(QString);
 
-	void start_capture(struct sr_dev_inst* sdi, uint64_t record_length,
-		uint64_t sample_rate);
+	void set_file(const std::string &name)
+		throw(QString);
+
+	void release_device(device::DevInst *dev_inst);
+
+	capture_state get_capture_state() const;
+
+	void start_capture(boost::function<void (const QString)> error_handler);
+
+	void stop_capture();
+
+	std::set< boost::shared_ptr<data::SignalData> > get_data() const;
 
 	std::vector< boost::shared_ptr<view::Signal> >
-		get_signals();
+		get_signals() const;
+
+#ifdef ENABLE_DECODE
+	bool add_decoder(srd_decoder *const dec);
+
+	std::vector< boost::shared_ptr<view::DecodeTrace> >
+		get_decode_signals() const;
+
+	void remove_decode_signal(view::DecodeTrace *signal);
+#endif
+
+private:
+	void set_capture_state(capture_state state);
+
+	void update_signals(boost::shared_ptr<device::DevInst> dev_inst);
+
+	void set_default_device();
 
-	boost::shared_ptr<LogicData> get_data();
+	boost::shared_ptr<view::Signal> signal_from_probe(
+		const sr_probe *probe) const;
+
+	void read_sample_rate(const sr_dev_inst *const sdi);
 
 private:
-	void sample_thread_proc(struct sr_dev_inst *sdi,
-		uint64_t record_length, uint64_t sample_rate);
+	/**
+	 * Attempts to autodetect the format. Failing that
+	 * @param filename The filename of the input file.
+	 * @return A pointer to the 'struct sr_input_format' that should be
+	 * 	used, or NULL if no input format was selected or
+	 * 	auto-detected.
+	 */
+	static sr_input_format* determine_input_file_format(
+		const std::string &filename);
+
+	static sr_input* load_input_file_format(
+		const std::string &filename,
+		boost::function<void (const QString)> error_handler,
+		sr_input_format *format = NULL);
+
+	void sample_thread_proc(boost::shared_ptr<device::DevInst> dev_inst,
+		boost::function<void (const QString)> error_handler);
+
+	void feed_in_header(const sr_dev_inst *sdi);
+
+	void feed_in_meta(const sr_dev_inst *sdi,
+		const sr_datafeed_meta &meta);
+
+	void feed_in_frame_begin();
+
+	void feed_in_logic(const sr_datafeed_logic &logic);
+
+	void feed_in_analog(const sr_datafeed_analog &analog);
 
 	void data_feed_in(const struct sr_dev_inst *sdi,
-		struct sr_datafeed_packet *packet);
+		const struct sr_datafeed_packet *packet);
 
 	static void data_feed_in_proc(const struct sr_dev_inst *sdi,
-		struct sr_datafeed_packet *packet);
+		const struct sr_datafeed_packet *packet, void *cb_data);
 
 private:
+	DeviceManager &_device_manager;
+
+	/**
+	 * The device instance that will be used in the next capture session.
+	 */
+	boost::shared_ptr<device::DevInst> _dev_inst;
+
+	std::vector< boost::shared_ptr<view::DecodeTrace> > _decode_traces;
+
+	mutable boost::mutex _sampling_mutex;
+	capture_state _capture_state;
+
 	mutable boost::mutex _signals_mutex;
 	std::vector< boost::shared_ptr<view::Signal> > _signals;
 
 	mutable boost::mutex _data_mutex;
-	boost::shared_ptr<LogicData> _logic_data;
-	boost::shared_ptr<LogicDataSnapshot> _cur_logic_snapshot;
+	boost::shared_ptr<data::Logic> _logic_data;
+	boost::shared_ptr<data::LogicSnapshot> _cur_logic_snapshot;
+	std::map< const sr_probe*, boost::shared_ptr<data::AnalogSnapshot> >
+		_cur_analog_snapshots;
 
-	std::auto_ptr<boost::thread> _sampling_thread;
+	boost::thread _sampling_thread;
 
 signals:
+	void capture_state_changed(int state);
+
 	void signals_changed();
 
-	void data_updated();
+	void frame_began();
+
+	void data_received();
+
+	void frame_ended();
 
 private:
 	// TODO: This should not be necessary. Multiple concurrent