using std::map;
using std::mutex;
using std::pair;
-using std::unordered_set;
using std::vector;
using std::shared_ptr;
struct DecodeChannel
{
- uint16_t id; // Also tells which bit within a sample represents this channel
+ 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;
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_incl, samples_decoded_excl;
+};
+
class DecodeSignal : public SignalBase
{
Q_OBJECT
static const double DecodeMargin;
static const double DecodeThreshold;
static const int64_t DecodeChunkLength;
- static const unsigned int DecodeNotifyPeriod;
public:
DecodeSignal(pv::Session &session);
bool is_decode_signal() 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();
+ void reset_decode(bool shutting_down = false);
void begin_decode();
+ void pause_decode();
+ void resume_decode();
+ bool is_paused() const;
QString error_message() const;
const vector<data::DecodeChannel> get_channels() const;
- void auto_assign_signals();
+ 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;
+ 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() const;
+ int64_t get_working_sample_count(uint32_t segment_id) const;
- int64_t get_decoded_sample_count() const;
+ /**
+ * Returns the number of processed samples. Newly generated annotations will
+ * have sample numbers greater than this.
+ *
+ * If include_processing is true, this number will include the ones being
+ * currently processed (in case the decoder stack is running). In this case,
+ * newly generated annotations will have sample numbers smaller than this.
+ */
+ int64_t get_decoded_sample_count(uint32_t segment_id,
+ bool include_processing) const;
vector<decode::Row> visible_rows() const;
/**
- * Extracts sorted annotations between two period into a vector.
+ * Extracts annotations from a single row into a vector.
+ * Note: The annotations may be unsorted and only annotations that fully
+ * fit into the sample range are considered.
*/
void get_annotation_subset(
vector<pv::data::decode::Annotation> &dest,
- const decode::Row &row, uint64_t start_sample,
+ const decode::Row &row, uint32_t segment_id, uint64_t start_sample,
uint64_t end_sample) const;
+ /**
+ * Extracts annotations from all rows into a vector.
+ * Note: The annotations may be unsorted and only annotations that fully
+ * fit into the sample range are considered.
+ */
+ void get_annotation_subset(
+ vector<pv::data::decode::Annotation> &dest,
+ 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);
- /**
- * Helper function for static annotation_callback(),
- * must be public so the function can access it.
- * Don't use from outside this class.
- */
- uint64_t inc_annotation_count();
-
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(const int64_t start, const int64_t end);
+ 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);
+ 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_capture_state_changed(int state);
+ void on_data_cleared();
void on_data_received();
private:
struct srd_session *srd_session_;
shared_ptr<Logic> logic_mux_data_;
- shared_ptr<LogicSegment> segment_;
+ uint32_t logic_mux_unit_size_;
bool logic_mux_data_invalid_;
- pv::util::Timestamp start_time_;
- double samplerate_;
-
- int64_t annotation_count_, samples_decoded_;
-
vector< shared_ptr<decode::Decoder> > stack_;
- map<const decode::Row, decode::RowData> rows_;
+ bool stack_config_changed_;
map<pair<const srd_decoder*, int>, decode::Row> class_rows_;
- /**
- * This mutex prevents more than one thread from accessing
- * libsigrokdecode concurrently.
- * @todo A proper solution should be implemented to allow multiple
- * decode operations in parallel.
- */
- static mutex global_srd_mutex_;
+ 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_;
- bool frame_complete_;
+ mutable mutex input_mutex_, output_mutex_, decode_pause_mutex_, logic_mux_mutex_;
+ mutable condition_variable decode_input_cond_, decode_pause_cond_,
+ logic_mux_cond_;
std::thread decode_thread_, logic_mux_thread_;
atomic<bool> decode_interrupt_, logic_mux_interrupt_;
+ bool decode_paused_;
+
QString error_message_;
};