X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fdata%2Fdecodesignal.hpp;h=2d41e5003e57c391d492e80430b380cb22df2fc7;hp=23ab209b73a2faa784806fe5d24b68abd6683e96;hb=8ce0e732cfe912e022eb96d06aaaa40390efcd6b;hpb=ad908057e13224eee9f983685e0ccc7db1ded0e9

diff --git a/pv/data/decodesignal.hpp b/pv/data/decodesignal.hpp
index 23ab209b..2d41e500 100644
--- a/pv/data/decodesignal.hpp
+++ b/pv/data/decodesignal.hpp
@@ -20,42 +20,188 @@
 #ifndef PULSEVIEW_PV_DATA_DECODESIGNAL_HPP
 #define PULSEVIEW_PV_DATA_DECODESIGNAL_HPP
 
+#include <atomic>
+#include <condition_variable>
+#include <unordered_set>
+#include <vector>
+
+#include <QSettings>
+#include <QString>
+
 #include <libsigrokdecode/libsigrokdecode.h>
 
+#include <pv/data/decode/row.hpp>
+#include <pv/data/decode/rowdata.hpp>
 #include <pv/data/signalbase.hpp>
+#include <pv/util.hpp>
 
+using std::atomic;
+using std::condition_variable;
+using std::map;
+using std::mutex;
+using std::pair;
+using std::vector;
 using std::shared_ptr;
 
 namespace pv {
+class Session;
+
 namespace data {
 
-class DecoderStack;
+namespace decode {
+class Annotation;
+class Decoder;
+class Row;
+}
+
 class Logic;
+class LogicSegment;
+class SignalBase;
 class SignalData;
 
+struct DecodeChannel
+{
+	uint16_t id;     ///< Global numerical ID for the decode channels in the stack
+	uint16_t bit_id; ///< Tells which bit within a sample represents this channel
+	const bool is_optional;
+	const pv::data::SignalBase *assigned_signal;
+	const QString name, desc;
+	int initial_pin_state;
+	const shared_ptr<pv::data::decode::Decoder> decoder_;
+	const srd_channel *pdch_;
+};
+
+struct DecodeSegment
+{
+	map<const decode::Row, decode::RowData> annotation_rows;
+	pv::util::Timestamp start_time;
+	double samplerate;
+	int64_t samples_decoded;
+};
+
 class DecodeSignal : public SignalBase
 {
 	Q_OBJECT
 
+private:
+	static const double DecodeMargin;
+	static const double DecodeThreshold;
+	static const int64_t DecodeChunkLength;
+
 public:
-	DecodeSignal(shared_ptr<pv::data::DecoderStack> decoder_stack);
+	DecodeSignal(pv::Session &session);
 	virtual ~DecodeSignal();
 
 	bool is_decode_signal() const;
-	shared_ptr<pv::data::DecoderStack> decoder_stack() const;
+	const vector< shared_ptr<data::decode::Decoder> >& decoder_stack() const;
 
-	void stack_decoder(srd_decoder *decoder);
+	void stack_decoder(const srd_decoder *decoder);
 	void remove_decoder(int index);
 	bool toggle_decoder_visibility(int index);
 
+	void reset_decode(bool shutting_down = false);
+	void begin_decode();
+	QString error_message() const;
+
+	const vector<data::DecodeChannel> get_channels() const;
+	void auto_assign_signals(const shared_ptr<pv::data::decode::Decoder> dec);
+	void assign_signal(const uint16_t channel_id, const SignalBase *signal);
+	int get_assigned_signal_count() const;
+
+	void set_initial_pin_state(const uint16_t channel_id, const int init_state);
+
+	double samplerate() const;
+	const pv::util::Timestamp start_time() const;
+
+	/**
+	 * Returns the number of samples that can be worked on,
+	 * i.e. the number of samples where samples are available
+	 * for all connected channels.
+	 */
+	int64_t get_working_sample_count(uint32_t segment_id) const;
+
+	int64_t get_decoded_sample_count(uint32_t segment_id) const;
+
+	vector<decode::Row> visible_rows() const;
+
+	/**
+	 * Extracts sorted annotations between two period into a vector.
+	 */
+	void get_annotation_subset(
+		vector<pv::data::decode::Annotation> &dest,
+		const decode::Row &row, uint32_t segment_id, uint64_t start_sample,
+		uint64_t end_sample) const;
+
+	virtual void save_settings(QSettings &settings) const;
+
+	virtual void restore_settings(QSettings &settings);
+
+private:
+	void set_error_message(QString msg);
+
+	uint32_t get_input_segment_count() const;
+
+	uint32_t get_input_samplerate(uint32_t segment_id) const;
+
+	void update_channel_list();
+
+	void commit_decoder_channels();
+
+	void mux_logic_samples(uint32_t segment_id, const int64_t start, const int64_t end);
+
+	void logic_mux_proc();
+
+	void decode_data(const int64_t abs_start_samplenum, const int64_t sample_count,
+		const shared_ptr<LogicSegment> input_segment);
+
+	void decode_proc();
+
+	void start_srd_session();
+	void terminate_srd_session();
+	void stop_srd_session();
+
+	void connect_input_notifiers();
+
+	void create_decode_segment();
+
+	static void annotation_callback(srd_proto_data *pdata, void *decode_signal);
+
 Q_SIGNALS:
-	void new_annotations();
+	void new_annotations(); // TODO Supply segment for which they belong to
+	void decode_reset();
+	void decode_finished();
+	void channels_updated();
 
 private Q_SLOTS:
-	void on_new_annotations();
+	void on_capture_state_changed(int state);
+	void on_data_cleared();
+	void on_data_received();
 
 private:
-	shared_ptr<pv::data::DecoderStack> decoder_stack_;
+	pv::Session &session_;
+
+	vector<data::DecodeChannel> channels_;
+
+	struct srd_session *srd_session_;
+
+	shared_ptr<Logic> logic_mux_data_;
+	uint32_t logic_mux_unit_size_;
+	bool logic_mux_data_invalid_;
+
+	vector< shared_ptr<decode::Decoder> > stack_;
+	bool stack_config_changed_;
+	map<pair<const srd_decoder*, int>, decode::Row> class_rows_;
+
+	vector<DecodeSegment> segments_;
+	uint32_t current_segment_id_;
+
+	mutable mutex input_mutex_, output_mutex_, logic_mux_mutex_;
+	mutable condition_variable decode_input_cond_, logic_mux_cond_;
+
+	std::thread decode_thread_, logic_mux_thread_;
+	atomic<bool> decode_interrupt_, logic_mux_interrupt_;
+
+	QString error_message_;
 };
 
 } // namespace data