Snapshot: Renamed to Segment

[pulseview.git] / pv / session.cpp

diff --git a/pv/session.cpp b/pv/session.cpp
index 5e3b492c1ae018c1fe390d7f1f010eb104209203..7bb9de8da443fccb6a19d523572d9472b7ef87a9 100644 (file)
--- a/pv/session.cpp
+++ b/pv/session.cpp
@@ -27,10 +27,10 @@
 #include "devicemanager.hpp"
 
 #include "data/analog.hpp"
-#include "data/analogsnapshot.hpp"
+#include "data/analogsegment.hpp"
 #include "data/decoderstack.hpp"
 #include "data/logic.hpp"
-#include "data/logicsnapshot.hpp"
+#include "data/logicsegment.hpp"
 #include "data/decode/decoder.hpp"
 
 #include "view/analogsignal.hpp"
@@ -85,7 +85,8 @@ namespace pv {
 Session::Session(DeviceManager &device_manager) :
        device_manager_(device_manager),
        session_(device_manager.context()->create_session()),
-       capture_state_(Stopped)
+       capture_state_(Stopped),
+       cur_samplerate_(0)
 {
        set_default_device();
 }
@@ -363,7 +364,7 @@ void Session::update_signals(shared_ptr<Device> device)
                [] (shared_ptr<Channel> channel) {
                        return channel->type() == ChannelType::LOGIC; });
 
-       // Create data containers for the logic data snapshots
+       // Create data containers for the logic data segments
        {
                lock_guard<mutex> data_lock(data_mutex_);
 
@@ -431,17 +432,10 @@ void Session::read_sample_rate(shared_ptr<Device> device)
 {
        const auto keys = device_->config_keys(ConfigKey::DEVICE_OPTIONS);
        const auto iter = keys.find(ConfigKey::SAMPLERATE);
-       const uint64_t sample_rate = (iter != keys.end() &&
+       cur_samplerate_ = (iter != keys.end() &&
                (*iter).second.find(sigrok::GET) != (*iter).second.end()) ?
                VariantBase::cast_dynamic<Variant<guint64>>(
                        device->config_get(ConfigKey::SAMPLERATE)).get() : 0;
-
-       // Set the sample rate of all data
-       const set< shared_ptr<data::SignalData> > data_set = get_data();
-       for (shared_ptr<data::SignalData> data : data_set) {
-               assert(data);
-               data->set_samplerate(sample_rate);
-       }
 }
 
 void Session::sample_thread_proc(shared_ptr<Device> device,
@@ -466,7 +460,7 @@ void Session::sample_thread_proc(shared_ptr<Device> device,
        set_capture_state(Stopped);
 
        // Confirm that SR_DF_END was received
-       if (cur_logic_snapshot_)
+       if (cur_logic_segment_)
        {
                qDebug("SR_DF_END was not received.");
                assert(0);
@@ -499,7 +493,7 @@ void Session::feed_in_meta(shared_ptr<Device> device,
 
 void Session::feed_in_frame_begin()
 {
-       if (cur_logic_snapshot_ || !cur_analog_snapshots_.empty())
+       if (cur_logic_segment_ || !cur_analog_segments_.empty())
                frame_began();
 }
 
@@ -513,7 +507,7 @@ void Session::feed_in_logic(shared_ptr<Logic> logic)
                return;
        }
 
-       if (!cur_logic_snapshot_)
+       if (!cur_logic_segment_)
        {
                // This could be the first packet after a trigger
                set_capture_state(Running);
@@ -528,10 +522,11 @@ void Session::feed_in_logic(shared_ptr<Logic> logic)
                        VariantBase::cast_dynamic<Variant<guint64>>(
                        device_->config_get(ConfigKey::LIMIT_SAMPLES)).get() : 0;
 
-               // Create a new data snapshot
-               cur_logic_snapshot_ = shared_ptr<data::LogicSnapshot>(
-                       new data::LogicSnapshot(logic, sample_limit));
-               logic_data_->push_snapshot(cur_logic_snapshot_);
+               // Create a new data segment
+               cur_logic_segment_ = shared_ptr<data::LogicSegment>(
+                       new data::LogicSegment(
+                               logic, cur_samplerate_, sample_limit));
+               logic_data_->push_segment(cur_logic_segment_);
 
                // @todo Putting this here means that only listeners querying
                // for logic will be notified. Currently the only user of
@@ -541,8 +536,8 @@ void Session::feed_in_logic(shared_ptr<Logic> logic)
        }
        else
        {
-               // Append to the existing data snapshot
-               cur_logic_snapshot_->append_payload(logic);
+               // Append to the existing data segment
+               cur_logic_segment_->append_payload(logic);
        }
 
        data_received();
@@ -560,18 +555,18 @@ void Session::feed_in_analog(shared_ptr<Analog> analog)
 
        for (auto channel : channels)
        {
-               shared_ptr<data::AnalogSnapshot> snapshot;
+               shared_ptr<data::AnalogSegment> segment;
 
-               // Try to get the snapshot of the channel
-               const map< shared_ptr<Channel>, shared_ptr<data::AnalogSnapshot> >::
-                       iterator iter = cur_analog_snapshots_.find(channel);
-               if (iter != cur_analog_snapshots_.end())
-                       snapshot = (*iter).second;
+               // Try to get the segment of the channel
+               const map< shared_ptr<Channel>, shared_ptr<data::AnalogSegment> >::
+                       iterator iter = cur_analog_segments_.find(channel);
+               if (iter != cur_analog_segments_.end())
+                       segment = (*iter).second;
                else
                {
-                       // If no snapshot was found, this means we havn't
+                       // If no segment was found, this means we havn't
                        // created one yet. i.e. this is the first packet
-                       // in the sweep containing this snapshot.
+                       // in the sweep containing this segment.
                        sweep_beginning = true;
 
                        // Get sample limit.
@@ -583,10 +578,11 @@ void Session::feed_in_analog(shared_ptr<Analog> analog)
                                sample_limit = 0;
                        }
 
-                       // Create a snapshot, keep it in the maps of channels
-                       snapshot = shared_ptr<data::AnalogSnapshot>(
-                               new data::AnalogSnapshot(sample_limit));
-                       cur_analog_snapshots_[channel] = snapshot;
+                       // Create a segment, keep it in the maps of channels
+                       segment = shared_ptr<data::AnalogSegment>(
+                               new data::AnalogSegment(
+                                       cur_samplerate_, sample_limit));
+                       cur_analog_segments_[channel] = segment;
 
                        // Find the annalog data associated with the channel
                        shared_ptr<view::AnalogSignal> sig =
@@ -597,14 +593,14 @@ void Session::feed_in_analog(shared_ptr<Analog> analog)
                        shared_ptr<data::Analog> data(sig->analog_data());
                        assert(data);
 
-                       // Push the snapshot into the analog data.
-                       data->push_snapshot(snapshot);
+                       // Push the segment into the analog data.
+                       data->push_segment(segment);
                }
 
-               assert(snapshot);
+               assert(segment);
 
-               // Append the samples in the snapshot
-               snapshot->append_interleaved_samples(data++, sample_count,
+               // Append the samples in the segment
+               segment->append_interleaved_samples(data++, sample_count,
                        channel_count);
        }
 
@@ -646,8 +642,8 @@ void Session::data_feed_in(shared_ptr<Device> device, shared_ptr<Packet> packet)
        {
                {
                        lock_guard<mutex> lock(data_mutex_);
-                       cur_logic_snapshot_.reset();
-                       cur_analog_snapshots_.clear();
+                       cur_logic_segment_.reset();
+                       cur_analog_segments_.clear();
                }
                frame_ended();
                break;