X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fstoresession.cpp;h=50815c26dcedfcaff7716f115b2eb376c371960a;hp=f60cd26cc621ec9225e16ef57ed37ad2113e80d9;hb=8d3c0f7a0bfc41c4464d6e16aba78740ad953a26;hpb=f9abf97e78bc4825d80926b0ebc6cbaef40768b1
diff --git a/pv/storesession.cpp b/pv/storesession.cpp
index f60cd26c..50815c26 100644
--- a/pv/storesession.cpp
+++ b/pv/storesession.cpp
@@ -14,40 +14,61 @@
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * along with this program; if not, see .
*/
-#include "storesession.h"
+#include
-#include
-#include
-#include
-#include
+#include "storesession.hpp"
+
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+
+#include
-using boost::mutex;
-using boost::thread;
-using boost::lock_guard;
using std::deque;
-using std::dynamic_pointer_cast;
+using std::ios_base;
+using std::lock_guard;
using std::make_pair;
+using std::map;
using std::min;
+using std::mutex;
using std::pair;
-using std::set;
using std::shared_ptr;
using std::string;
+using std::unordered_set;
using std::vector;
-namespace pv {
+using Glib::VariantBase;
-const size_t StoreSession::BlockSize = 1024 * 1024;
+using sigrok::ConfigKey;
+using sigrok::Error;
+using sigrok::OutputFormat;
+using sigrok::OutputFlag;
+
+namespace pv {
-StoreSession::StoreSession(const std::string &file_name,
- const SigSession &session) :
- _file_name(file_name),
- _session(session),
- _units_stored(0),
- _unit_count(0)
+const size_t StoreSession::BlockSize = 10 * 1024 * 1024;
+
+StoreSession::StoreSession(const string &file_name,
+ const shared_ptr &output_format,
+ const map &options,
+ const pair sample_range,
+ const Session &session) :
+ file_name_(file_name),
+ output_format_(output_format),
+ options_(options),
+ sample_range_(sample_range),
+ session_(session),
+ interrupt_(false),
+ units_stored_(0),
+ unit_count_(0)
{
}
@@ -56,141 +77,216 @@ StoreSession::~StoreSession()
wait();
}
-pair StoreSession::progress() const
+pair StoreSession::progress() const
{
- lock_guard lock(_mutex);
- return make_pair(_units_stored, _unit_count);
+ return make_pair(units_stored_.load(), unit_count_.load());
}
const QString& StoreSession::error() const
{
- lock_guard lock(_mutex);
- return _error;
+ lock_guard lock(mutex_);
+ return error_;
}
bool StoreSession::start()
{
- set< shared_ptr > data_set =
- _session.get_data();
- const vector< shared_ptr > sigs =
- _session.get_signals();
-
- // Check we have logic data
- if (data_set.empty() || sigs.empty()) {
- _error = tr("No data to save.");
- return false;
- }
+ const unordered_set< shared_ptr > sigs(session_.signalbases());
- if (data_set.size() > 1) {
- _error = tr("PulseView currently only has support for "
- "storing a single data stream.");
- return false;
- }
+ shared_ptr any_segment;
+ shared_ptr lsegment;
+ vector< shared_ptr > achannel_list;
+ vector< shared_ptr > asegment_list;
- // Get the logic data
- //shared_ptr data;
- if (!(data = dynamic_pointer_cast(*data_set.begin()))) {
- _error = tr("PulseView currently only has support for "
- "storing a logic data.");
- return false;
- }
+ for (shared_ptr signal : sigs) {
+ if (!signal->enabled())
+ continue;
- // Get the snapshot
- const deque< shared_ptr > &snapshots =
- data->get_snapshots();
+ if (signal->type() == data::SignalBase::LogicChannel) {
+ // All logic channels share the same data segments
+ shared_ptr ldata = signal->logic_data();
- if (snapshots.empty()) {
- _error = tr("No snapshots to save.");
- return false;
+ const deque< shared_ptr > &lsegments =
+ ldata->logic_segments();
+
+ if (lsegments.empty()) {
+ error_ = tr("Can't save logic channel without data.");
+ return false;
+ }
+
+ lsegment = lsegments.front();
+ any_segment = lsegment;
+ }
+
+ if (signal->type() == data::SignalBase::AnalogChannel) {
+ // Each analog channel has its own segments
+ shared_ptr adata = signal->analog_data();
+
+ const deque< shared_ptr > &asegments =
+ adata->analog_segments();
+
+ if (asegments.empty()) {
+ error_ = tr("Can't save analog channel without data.");
+ return false;
+ }
+
+ asegment_list.push_back(asegments.front());
+ any_segment = asegments.front();
+
+ achannel_list.push_back(signal);
+ }
}
- const shared_ptr snapshot(snapshots.front());
- assert(snapshot);
+ if (!any_segment) {
+ error_ = tr("No channels enabled.");
+ return false;
+ }
- // Make a list of probes
- char **const probes = new char*[sigs.size() + 1];
- for (size_t i = 0; i < sigs.size(); i++) {
- shared_ptr sig(sigs[i]);
- assert(sig);
- probes[i] = strdup(sig->get_name().toUtf8().constData());
+ // Check whether the user wants to export a certain sample range
+ uint64_t end_sample;
+
+ if (sample_range_.first == sample_range_.second) {
+ start_sample_ = 0;
+ sample_count_ = any_segment->get_sample_count();
+ } else {
+ if (sample_range_.first > sample_range_.second) {
+ start_sample_ = sample_range_.second;
+ end_sample = min(sample_range_.first, any_segment->get_sample_count());
+ sample_count_ = end_sample - start_sample_;
+ } else {
+ start_sample_ = sample_range_.first;
+ end_sample = min(sample_range_.second, any_segment->get_sample_count());
+ sample_count_ = end_sample - start_sample_;
+ }
}
- probes[sigs.size()] = NULL;
// Begin storing
- if (sr_session_save_init(_file_name.c_str(),
- data->samplerate(), probes) != SR_OK) {
- _error = tr("Error while saving.");
+ try {
+ const auto context = session_.device_manager().context();
+ auto device = session_.device()->device();
+
+ map options = options_;
+
+ if (!output_format_->test_flag(OutputFlag::INTERNAL_IO_HANDLING))
+ output_stream_.open(file_name_, ios_base::binary |
+ ios_base::trunc | ios_base::out);
+
+ output_ = output_format_->create_output(file_name_, device, options);
+ auto meta = context->create_meta_packet(
+ {{ConfigKey::SAMPLERATE, Glib::Variant::create(
+ any_segment->samplerate())}});
+ output_->receive(meta);
+ } catch (Error error) {
+ error_ = tr("Error while saving: ") + error.what();
return false;
}
- // Delete the probes array
- for (size_t i = 0; i <= sigs.size(); i++)
- free(probes[i]);
- delete[] probes;
-
- _thread = boost::thread(&StoreSession::store_proc, this, snapshot);
+ thread_ = std::thread(&StoreSession::store_proc, this,
+ achannel_list, asegment_list, lsegment);
return true;
}
void StoreSession::wait()
{
- if (_thread.joinable())
- _thread.join();
+ if (thread_.joinable())
+ thread_.join();
}
void StoreSession::cancel()
{
- _thread.interrupt();
+ interrupt_ = true;
}
-void StoreSession::store_proc(shared_ptr snapshot)
+void StoreSession::store_proc(vector< shared_ptr > achannel_list,
+ vector< shared_ptr > asegment_list,
+ shared_ptr lsegment)
{
- assert(snapshot);
+ unsigned progress_scale = 0;
- uint64_t start_sample = 0;
+ int aunit_size = 0;
+ int lunit_size = 0;
+ unsigned int lsamples_per_block = INT_MAX;
+ unsigned int asamples_per_block = INT_MAX;
- /// TODO: Wrap this in a std::unique_ptr when we transition to C++11
- uint8_t *const data = new uint8_t[BlockSize];
- assert(data);
+ if (!asegment_list.empty()) {
+ // We assume all analog channels use the sample unit size
+ aunit_size = asegment_list.front()->unit_size();
+ asamples_per_block = BlockSize / aunit_size;
+ }
+ if (lsegment) {
+ lunit_size = lsegment->unit_size();
+ lsamples_per_block = BlockSize / lunit_size;
+ }
- const int unit_size = snapshot->unit_size();
- assert(unit_size != 0);
+ // Qt needs the progress values to fit inside an int. If they would
+ // not, scale the current and max values down until they do.
+ while ((sample_count_ >> progress_scale) > INT_MAX)
+ progress_scale++;
- {
- lock_guard lock(_mutex);
- _unit_count = snapshot->get_sample_count();
- }
+ unit_count_ = sample_count_ >> progress_scale;
- const unsigned int samples_per_block = BlockSize / unit_size;
+ const unsigned int samples_per_block =
+ min(asamples_per_block, lsamples_per_block);
- while (!boost::this_thread::interruption_requested() &&
- start_sample < _unit_count)
- {
+ while (!interrupt_ && sample_count_) {
progress_updated();
- const uint64_t end_sample = min(
- start_sample + samples_per_block, _unit_count);
- snapshot->get_samples(data, start_sample, end_sample);
+ const uint64_t packet_len =
+ min((uint64_t)samples_per_block, sample_count_);
- if(sr_session_append(_file_name.c_str(), data, unit_size,
- end_sample - start_sample) != SR_OK)
- {
- _error = tr("Error while saving.");
- break;
- }
+ try {
+ const auto context = session_.device_manager().context();
- start_sample = end_sample;
+ for (unsigned int i = 0; i < achannel_list.size(); i++) {
+ shared_ptr achannel = (achannel_list.at(i))->channel();
+ shared_ptr asegment = asegment_list.at(i);
- {
- lock_guard lock(_mutex);
- _units_stored = start_sample;
+ float *adata = new float[packet_len];
+ asegment->get_samples(start_sample_, start_sample_ + packet_len, adata);
+
+ auto analog = context->create_analog_packet(
+ vector >{achannel},
+ (float *)adata, packet_len,
+ sigrok::Quantity::VOLTAGE, sigrok::Unit::VOLT,
+ vector());
+ const string adata_str = output_->receive(analog);
+
+ if (output_stream_.is_open())
+ output_stream_ << adata_str;
+
+ delete[] adata;
+ }
+
+ if (lsegment) {
+ const size_t data_size = packet_len * lunit_size;
+ uint8_t* ldata = new uint8_t[data_size];
+ lsegment->get_samples(start_sample_, start_sample_ + packet_len, ldata);
+
+ auto logic = context->create_logic_packet((void*)ldata, data_size, lunit_size);
+ const string ldata_str = output_->receive(logic);
+
+ if (output_stream_.is_open())
+ output_stream_ << ldata_str;
+
+ delete[] ldata;
+ }
+ } catch (Error error) {
+ error_ = tr("Error while saving: ") + error.what();
+ break;
}
+
+ sample_count_ -= packet_len;
+ start_sample_ += packet_len;
+ units_stored_ = unit_count_ - (sample_count_ >> progress_scale);
}
+ // Zeroing the progress variables indicates completion
+ units_stored_ = unit_count_ = 0;
+
+ store_successful();
progress_updated();
- delete[] data;
+ output_.reset();
+ output_stream_.close();
}
-} // pv
+} // namespace pv