X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fdata%2Fdecodesignal.cpp;h=a6d4a9d603b23e0820a9a6a869658020e7787079;hp=1ff9d76d0a6c7309b821c406e93aaa7cc0108b33;hb=ed75426f60765fe965d8bfdd21eb904cccc92804;hpb=4349dc21e726fe6e9e1fba59f9f06a9bdc718078
diff --git a/pv/data/decodesignal.cpp b/pv/data/decodesignal.cpp
index 1ff9d76d..a6d4a9d6 100644
--- a/pv/data/decodesignal.cpp
+++ b/pv/data/decodesignal.cpp
@@ -17,6 +17,8 @@
* along with this program; if not, see .
*/
+#include
+#include
#include
#include
@@ -26,12 +28,12 @@
#include "decodesignal.hpp"
#include "signaldata.hpp"
-#include
#include
#include
#include
#include
+using std::forward_list;
using std::lock_guard;
using std::make_pair;
using std::make_shared;
@@ -40,6 +42,7 @@ using std::out_of_range;
using std::shared_ptr;
using std::unique_lock;
using pv::data::decode::Annotation;
+using pv::data::decode::DecodeChannel;
using pv::data::decode::Decoder;
using pv::data::decode::Row;
@@ -56,6 +59,7 @@ DecodeSignal::DecodeSignal(pv::Session &session) :
session_(session),
srd_session_(nullptr),
logic_mux_data_invalid_(false),
+ stack_config_changed_(true),
current_segment_id_(0)
{
connect(&session_, SIGNAL(capture_state_changed(int)),
@@ -64,7 +68,7 @@ DecodeSignal::DecodeSignal(pv::Session &session) :
DecodeSignal::~DecodeSignal()
{
- reset_decode();
+ reset_decode(true);
}
const vector< shared_ptr >& DecodeSignal::decoder_stack() const
@@ -72,23 +76,33 @@ const vector< shared_ptr >& DecodeSignal::decoder_stack() const
return stack_;
}
-void DecodeSignal::stack_decoder(const srd_decoder *decoder)
+void DecodeSignal::stack_decoder(const srd_decoder *decoder, bool restart_decode)
{
assert(decoder);
- const shared_ptr dec = make_shared(decoder);
- stack_.push_back(dec);
+ // Set name if this decoder is the first in the list or the name is unchanged
+ const srd_decoder* prev_dec =
+ stack_.empty() ? nullptr : stack_.back()->decoder();
+ const QString prev_dec_name =
+ prev_dec ? QString::fromUtf8(prev_dec->name) : QString();
- // Set name if this decoder is the first in the list
- if (stack_.size() == 1)
+ if ((stack_.empty()) || ((stack_.size() > 0) && (name() == prev_dec_name)))
set_name(QString::fromUtf8(decoder->name));
+ const shared_ptr dec = make_shared(decoder);
+ stack_.push_back(dec);
+
// Include the newly created decode channels in the channel lists
update_channel_list();
+ stack_config_changed_ = true;
auto_assign_signals(dec);
commit_decoder_channels();
- begin_decode();
+
+ decoder_stacked((void*)dec.get());
+
+ if (restart_decode)
+ begin_decode();
}
void DecodeSignal::remove_decoder(int index)
@@ -101,10 +115,13 @@ void DecodeSignal::remove_decoder(int index)
for (int i = 0; i < index; i++, iter++)
assert(iter != stack_.end());
+ decoder_removed(iter->get());
+
// Delete the element
stack_.erase(iter);
// Update channels and decoded data
+ stack_config_changed_ = true;
update_channel_list();
begin_decode();
}
@@ -127,8 +144,13 @@ bool DecodeSignal::toggle_decoder_visibility(int index)
return state;
}
-void DecodeSignal::reset_decode()
+void DecodeSignal::reset_decode(bool shutting_down)
{
+ if (stack_config_changed_ || shutting_down)
+ stop_srd_session();
+ else
+ terminate_srd_session();
+
if (decode_thread_.joinable()) {
decode_interrupt_ = true;
decode_input_cond_.notify_one();
@@ -141,7 +163,7 @@ void DecodeSignal::reset_decode()
logic_mux_thread_.join();
}
- stop_srd_session();
+ resume_decode(); // Make sure the decode thread isn't blocked by pausing
class_rows_.clear();
current_segment_id_ = 0;
@@ -150,7 +172,11 @@ void DecodeSignal::reset_decode()
logic_mux_data_.reset();
logic_mux_data_invalid_ = true;
- error_message_ = QString();
+ if (!error_message_.isEmpty()) {
+ error_message_ = QString();
+ // TODO Emulate noquote()
+ qDebug().nospace() << name() << ": Error cleared";
+ }
decode_reset();
}
@@ -172,34 +198,35 @@ void DecodeSignal::begin_decode()
reset_decode();
if (stack_.size() == 0) {
- error_message_ = tr("No decoders");
+ set_error_message(tr("No decoders"));
return;
}
assert(channels_.size() > 0);
if (get_assigned_signal_count() == 0) {
- error_message_ = tr("There are no channels assigned to this decoder");
+ set_error_message(tr("There are no channels assigned to this decoder"));
return;
}
// Make sure that all assigned channels still provide logic data
// (can happen when a converted signal was assigned but the
// conversion removed in the meanwhile)
- for (data::DecodeChannel &ch : channels_)
+ for (decode::DecodeChannel& ch : channels_)
if (ch.assigned_signal && !(ch.assigned_signal->logic_data() != nullptr))
ch.assigned_signal = nullptr;
// Check that all decoders have the required channels
- for (const shared_ptr &dec : stack_)
+ for (const shared_ptr& dec : stack_)
if (!dec->have_required_channels()) {
- error_message_ = tr("One or more required channels "
- "have not been specified");
+ set_error_message(tr("One or more required channels "
+ "have not been specified"));
return;
}
// Map out all the annotation classes
- for (const shared_ptr &dec : stack_) {
+ int row_index = 0;
+ for (const shared_ptr& dec : stack_) {
assert(dec);
const srd_decoder *const decc = dec->decoder();
assert(dec->decoder());
@@ -209,7 +236,7 @@ void DecodeSignal::begin_decode()
(srd_decoder_annotation_row *)l->data;
assert(ann_row);
- const Row row(decc, ann_row);
+ const Row row(row_index++, decc, ann_row);
for (const GSList *ll = ann_row->ann_classes;
ll; ll = ll->next)
@@ -232,7 +259,7 @@ void DecodeSignal::begin_decode()
connect_input_notifiers();
if (get_input_segment_count() == 0) {
- error_message_ = tr("No input data");
+ set_error_message(tr("No input data"));
return;
}
@@ -245,13 +272,32 @@ void DecodeSignal::begin_decode()
decode_thread_ = std::thread(&DecodeSignal::decode_proc, this);
}
+void DecodeSignal::pause_decode()
+{
+ decode_paused_ = true;
+}
+
+void DecodeSignal::resume_decode()
+{
+ // Manual unlocking is done before notifying, to avoid waking up the
+ // waiting thread only to block again (see notify_one for details)
+ decode_pause_mutex_.unlock();
+ decode_pause_cond_.notify_one();
+ decode_paused_ = false;
+}
+
+bool DecodeSignal::is_paused() const
+{
+ return decode_paused_;
+}
+
QString DecodeSignal::error_message() const
{
lock_guard lock(output_mutex_);
return error_message_;
}
-const vector DecodeSignal::get_channels() const
+const vector DecodeSignal::get_channels() const
{
return channels_;
}
@@ -261,7 +307,7 @@ void DecodeSignal::auto_assign_signals(const shared_ptr dec)
bool new_assignment = false;
// Try to auto-select channels that don't have signals assigned yet
- for (data::DecodeChannel &ch : channels_) {
+ for (decode::DecodeChannel& ch : channels_) {
// If a decoder is given, auto-assign only its channels
if (dec && (ch.decoder_ != dec))
continue;
@@ -269,20 +315,40 @@ void DecodeSignal::auto_assign_signals(const shared_ptr dec)
if (ch.assigned_signal)
continue;
- for (shared_ptr s : session_.signalbases()) {
- const QString ch_name = ch.name.toLower();
- const QString s_name = s->name().toLower();
+ QString ch_name = ch.name.toLower();
+ ch_name = ch_name.replace(QRegExp("[-_.]"), " ");
+
+ shared_ptr match;
+ for (const shared_ptr& s : session_.signalbases()) {
+ if (!s->enabled())
+ continue;
+
+ QString s_name = s->name().toLower();
+ s_name = s_name.replace(QRegExp("[-_.]"), " ");
if (s->logic_data() &&
((ch_name.contains(s_name)) || (s_name.contains(ch_name)))) {
- ch.assigned_signal = s.get();
- new_assignment = true;
+ if (!match)
+ match = s;
+ else {
+ // Only replace an existing match if it matches more characters
+ int old_unmatched = ch_name.length() - match->name().length();
+ int new_unmatched = ch_name.length() - s->name().length();
+ if (abs(new_unmatched) < abs(old_unmatched))
+ match = s;
+ }
}
}
+
+ if (match) {
+ ch.assigned_signal = match.get();
+ new_assignment = true;
+ }
}
if (new_assignment) {
logic_mux_data_invalid_ = true;
+ stack_config_changed_ = true;
commit_decoder_channels();
channels_updated();
}
@@ -290,12 +356,13 @@ void DecodeSignal::auto_assign_signals(const shared_ptr dec)
void DecodeSignal::assign_signal(const uint16_t channel_id, const SignalBase *signal)
{
- for (data::DecodeChannel &ch : channels_)
+ for (decode::DecodeChannel& ch : channels_)
if (ch.id == channel_id) {
ch.assigned_signal = signal;
logic_mux_data_invalid_ = true;
}
+ stack_config_changed_ = true;
commit_decoder_channels();
channels_updated();
begin_decode();
@@ -305,17 +372,17 @@ int DecodeSignal::get_assigned_signal_count() const
{
// Count all channels that have a signal assigned to them
return count_if(channels_.begin(), channels_.end(),
- [](data::DecodeChannel ch) { return ch.assigned_signal; });
+ [](decode::DecodeChannel ch) { return ch.assigned_signal; });
}
void DecodeSignal::set_initial_pin_state(const uint16_t channel_id, const int init_state)
{
- for (data::DecodeChannel &ch : channels_)
+ for (decode::DecodeChannel& ch : channels_)
if (ch.id == channel_id)
ch.initial_pin_state = init_state;
+ stack_config_changed_ = true;
channels_updated();
-
begin_decode();
}
@@ -350,7 +417,7 @@ int64_t DecodeSignal::get_working_sample_count(uint32_t segment_id) const
int64_t count = std::numeric_limits::max();
bool no_signals_assigned = true;
- for (const data::DecodeChannel &ch : channels_)
+ for (const decode::DecodeChannel& ch : channels_)
if (ch.assigned_signal) {
no_signals_assigned = false;
@@ -361,7 +428,7 @@ int64_t DecodeSignal::get_working_sample_count(uint32_t segment_id) const
try {
const shared_ptr segment = logic_data->logic_segments().at(segment_id);
count = min(count, (int64_t)segment->get_sample_count());
- } catch (out_of_range) {
+ } catch (out_of_range&) {
return 0;
}
}
@@ -369,46 +436,49 @@ int64_t DecodeSignal::get_working_sample_count(uint32_t segment_id) const
return (no_signals_assigned ? 0 : count);
}
-int64_t DecodeSignal::get_decoded_sample_count(uint32_t segment_id) const
+int64_t DecodeSignal::get_decoded_sample_count(uint32_t segment_id,
+ bool include_processing) const
{
lock_guard decode_lock(output_mutex_);
int64_t result = 0;
- try {
- const DecodeSegment *segment = &(segments_.at(segment_id));
- result = segment->samples_decoded;
- } catch (out_of_range) {
- // Do nothing
- }
+ if (segment_id >= segments_.size())
+ return result;
+
+ if (include_processing)
+ result = segments_[segment_id].samples_decoded_incl;
+ else
+ result = segments_[segment_id].samples_decoded_excl;
return result;
}
-vector DecodeSignal::visible_rows() const
+vector DecodeSignal::get_rows(bool visible_only) const
{
lock_guard lock(output_mutex_);
vector rows;
- for (const shared_ptr &dec : stack_) {
+ for (const shared_ptr& dec : stack_) {
assert(dec);
- if (!dec->shown())
+ if (visible_only && !dec->shown())
continue;
const srd_decoder *const decc = dec->decoder();
assert(dec->decoder());
+ int row_index = 0;
// Add a row for the decoder if it doesn't have a row list
if (!decc->annotation_rows)
- rows.emplace_back(decc);
+ rows.emplace_back(row_index++, decc);
// Add the decoder rows
for (const GSList *l = decc->annotation_rows; l; l = l->next) {
const srd_decoder_annotation_row *const ann_row =
(srd_decoder_annotation_row *)l->data;
assert(ann_row);
- rows.emplace_back(decc, ann_row);
+ rows.emplace_back(row_index++, decc, ann_row);
}
}
@@ -422,20 +492,181 @@ void DecodeSignal::get_annotation_subset(
{
lock_guard lock(output_mutex_);
+ if (segment_id >= segments_.size())
+ return;
+
+ const DecodeSegment *segment = &(segments_.at(segment_id));
+ const map *rows =
+ &(segment->annotation_rows);
+
+ const auto iter = rows->find(row);
+ if (iter != rows->end())
+ (*iter).second.get_annotation_subset(dest, start_sample, end_sample);
+}
+
+void DecodeSignal::get_annotation_subset(
+ vector &dest,
+ uint32_t segment_id, uint64_t start_sample, uint64_t end_sample) const
+{
+ // Note: We put all vectors and lists on the heap, not the stack
+
+ const vector rows = get_rows(true);
+
+ // Use forward_lists for faster merging
+ forward_list *all_ann_list = new forward_list();
+
+ for (const Row& row : rows) {
+ vector *ann_vector = new vector();
+ get_annotation_subset(*ann_vector, row, segment_id, start_sample, end_sample);
+
+ forward_list *ann_list =
+ new forward_list(ann_vector->begin(), ann_vector->end());
+ delete ann_vector;
+
+ all_ann_list->merge(*ann_list);
+ delete ann_list;
+ }
+
+ move(all_ann_list->begin(), all_ann_list->end(), back_inserter(dest));
+ delete all_ann_list;
+}
+
+uint32_t DecodeSignal::get_binary_data_chunk_count(uint32_t segment_id,
+ const Decoder* dec, uint32_t bin_class_id) const
+{
+ if (segments_.size() == 0)
+ return 0;
+
+ try {
+ const DecodeSegment *segment = &(segments_.at(segment_id));
+
+ for (const DecodeBinaryClass& bc : segment->binary_classes)
+ if ((bc.decoder == dec) && (bc.info->bin_class_id == bin_class_id))
+ return bc.chunks.size();
+ } catch (out_of_range&) {
+ // Do nothing
+ }
+
+ return 0;
+}
+
+void DecodeSignal::get_binary_data_chunk(uint32_t segment_id,
+ const Decoder* dec, uint32_t bin_class_id, uint32_t chunk_id,
+ const vector **dest, uint64_t *size)
+{
try {
const DecodeSegment *segment = &(segments_.at(segment_id));
- const map *rows =
- &(segment->annotation_rows);
-
- const auto iter = rows->find(row);
- if (iter != rows->end())
- (*iter).second.get_annotation_subset(dest,
- start_sample, end_sample);
- } catch (out_of_range) {
+
+ for (const DecodeBinaryClass& bc : segment->binary_classes)
+ if ((bc.decoder == dec) && (bc.info->bin_class_id == bin_class_id)) {
+ if (dest) *dest = &(bc.chunks.at(chunk_id).data);
+ if (size) *size = bc.chunks.at(chunk_id).data.size();
+ return;
+ }
+ } catch (out_of_range&) {
// Do nothing
}
}
+void DecodeSignal::get_merged_binary_data_chunks_by_sample(uint32_t segment_id,
+ const Decoder* dec, uint32_t bin_class_id, uint64_t start_sample,
+ uint64_t end_sample, vector *dest) const
+{
+ assert(dest != nullptr);
+
+ try {
+ const DecodeSegment *segment = &(segments_.at(segment_id));
+
+ const DecodeBinaryClass* bin_class = nullptr;
+ for (const DecodeBinaryClass& bc : segment->binary_classes)
+ if ((bc.decoder == dec) && (bc.info->bin_class_id == bin_class_id))
+ bin_class = &bc;
+
+ // Determine overall size before copying to resize dest vector only once
+ uint64_t size = 0;
+ uint64_t matches = 0;
+ for (const DecodeBinaryDataChunk& chunk : bin_class->chunks)
+ if ((chunk.sample >= start_sample) && (chunk.sample < end_sample)) {
+ size += chunk.data.size();
+ matches++;
+ }
+ dest->resize(size);
+
+ uint64_t offset = 0;
+ uint64_t matches2 = 0;
+ for (const DecodeBinaryDataChunk& chunk : bin_class->chunks)
+ if ((chunk.sample >= start_sample) && (chunk.sample < end_sample)) {
+ memcpy(dest->data() + offset, chunk.data.data(), chunk.data.size());
+ offset += chunk.data.size();
+ matches2++;
+
+ // Make sure we don't overwrite memory if the array grew in the meanwhile
+ if (matches2 == matches)
+ break;
+ }
+ } catch (out_of_range&) {
+ // Do nothing
+ }
+}
+
+void DecodeSignal::get_merged_binary_data_chunks_by_offset(uint32_t segment_id,
+ const data::decode::Decoder* dec, uint32_t bin_class_id, uint64_t start,
+ uint64_t end, vector *dest) const
+{
+ assert(dest != nullptr);
+
+ try {
+ const DecodeSegment *segment = &(segments_.at(segment_id));
+
+ const DecodeBinaryClass* bin_class = nullptr;
+ for (const DecodeBinaryClass& bc : segment->binary_classes)
+ if ((bc.decoder == dec) && (bc.info->bin_class_id == bin_class_id))
+ bin_class = &bc;
+
+ // Determine overall size before copying to resize dest vector only once
+ uint64_t size = 0;
+ uint64_t offset = 0;
+ for (const DecodeBinaryDataChunk& chunk : bin_class->chunks) {
+ if (offset >= start)
+ size += chunk.data.size();
+ offset += chunk.data.size();
+ if (offset >= end)
+ break;
+ }
+ dest->resize(size);
+
+ offset = 0;
+ uint64_t dest_offset = 0;
+ for (const DecodeBinaryDataChunk& chunk : bin_class->chunks) {
+ if (offset >= start) {
+ memcpy(dest->data() + dest_offset, chunk.data.data(), chunk.data.size());
+ dest_offset += chunk.data.size();
+ }
+ offset += chunk.data.size();
+ if (offset >= end)
+ break;
+ }
+ } catch (out_of_range&) {
+ // Do nothing
+ }
+}
+
+const DecodeBinaryClass* DecodeSignal::get_binary_data_class(uint32_t segment_id,
+ const data::decode::Decoder* dec, uint32_t bin_class_id) const
+{
+ try {
+ const DecodeSegment *segment = &(segments_.at(segment_id));
+
+ for (const DecodeBinaryClass& bc : segment->binary_classes)
+ if ((bc.decoder == dec) && (bc.info->bin_class_id == bin_class_id))
+ return &bc;
+ } catch (out_of_range&) {
+ // Do nothing
+ }
+
+ return nullptr;
+}
+
void DecodeSignal::save_settings(QSettings &settings) const
{
SignalBase::save_settings(settings);
@@ -444,10 +675,11 @@ void DecodeSignal::save_settings(QSettings &settings) const
// Save decoder stack
int decoder_idx = 0;
- for (shared_ptr decoder : stack_) {
+ for (const shared_ptr& decoder : stack_) {
settings.beginGroup("decoder" + QString::number(decoder_idx++));
settings.setValue("id", decoder->decoder()->id);
+ settings.setValue("shown", decoder->shown());
// Save decoder options
const map& options = decoder->options();
@@ -457,7 +689,7 @@ void DecodeSignal::save_settings(QSettings &settings) const
// Note: decode::Decoder::options() returns only the options
// that differ from the default. See binding::Decoder::getter()
int i = 0;
- for (auto option : options) {
+ for (auto& option : options) {
settings.beginGroup("option" + QString::number(i));
settings.setValue("name", QString::fromStdString(option.first));
GlobalSettings::store_gvariant(settings, option.second);
@@ -473,7 +705,7 @@ void DecodeSignal::save_settings(QSettings &settings) const
for (unsigned int channel_id = 0; channel_id < channels_.size(); channel_id++) {
auto channel = find_if(channels_.begin(), channels_.end(),
- [&](data::DecodeChannel ch) { return ch.id == channel_id; });
+ [&](decode::DecodeChannel ch) { return ch.id == channel_id; });
if (channel == channels_.end()) {
qDebug() << "ERROR: Gap in channel index:" << channel_id;
@@ -516,6 +748,7 @@ void DecodeSignal::restore_settings(QSettings &settings)
make_shared(dec);
stack_.push_back(decoder);
+ decoder->show(settings.value("shown", true).toBool());
// Restore decoder options that differ from their default
int options = settings.value("options").toInt();
@@ -546,7 +779,7 @@ void DecodeSignal::restore_settings(QSettings &settings)
for (unsigned int channel_id = 0; channel_id < channels; channel_id++) {
auto channel = find_if(channels_.begin(), channels_.end(),
- [&](data::DecodeChannel ch) { return ch.id == channel_id; });
+ [&](decode::DecodeChannel ch) { return ch.id == channel_id; });
if (channel == channels_.end()) {
qDebug() << "ERROR: Non-existant channel index:" << channel_id;
@@ -557,7 +790,7 @@ void DecodeSignal::restore_settings(QSettings &settings)
QString assigned_signal_name = settings.value("assigned_signal_name").toString();
- for (shared_ptr signal : signalbases)
+ for (const shared_ptr& signal : signalbases)
if (signal->name() == assigned_signal_name)
channel->assigned_signal = signal.get();
@@ -567,18 +800,26 @@ void DecodeSignal::restore_settings(QSettings &settings)
}
// Update the internal structures
+ stack_config_changed_ = true;
update_channel_list();
commit_decoder_channels();
begin_decode();
}
+void DecodeSignal::set_error_message(QString msg)
+{
+ error_message_ = msg;
+ // TODO Emulate noquote()
+ qDebug().nospace() << name() << ": " << msg;
+}
+
uint32_t DecodeSignal::get_input_segment_count() const
{
uint64_t count = std::numeric_limits::max();
bool no_signals_assigned = true;
- for (const data::DecodeChannel &ch : channels_)
+ for (const decode::DecodeChannel& ch : channels_)
if (ch.assigned_signal) {
no_signals_assigned = false;
@@ -598,7 +839,7 @@ uint32_t DecodeSignal::get_input_samplerate(uint32_t segment_id) const
{
double samplerate = 0;
- for (const data::DecodeChannel &ch : channels_)
+ for (const decode::DecodeChannel& ch : channels_)
if (ch.assigned_signal) {
const shared_ptr logic_data = ch.assigned_signal->logic_data();
if (!logic_data || logic_data->logic_segments().empty())
@@ -607,7 +848,7 @@ uint32_t DecodeSignal::get_input_samplerate(uint32_t segment_id) const
try {
const shared_ptr segment = logic_data->logic_segments().at(segment_id);
samplerate = segment->samplerate();
- } catch (out_of_range) {
+ } catch (out_of_range&) {
// Do nothing
}
break;
@@ -618,13 +859,13 @@ uint32_t DecodeSignal::get_input_samplerate(uint32_t segment_id) const
void DecodeSignal::update_channel_list()
{
- vector prev_channels = channels_;
+ vector prev_channels = channels_;
channels_.clear();
uint16_t id = 0;
// Copy existing entries, create new as needed
- for (shared_ptr decoder : stack_) {
+ for (shared_ptr& decoder : stack_) {
const srd_decoder* srd_d = decoder->decoder();
const GSList *l;
@@ -634,7 +875,7 @@ void DecodeSignal::update_channel_list()
bool ch_added = false;
// Copy but update ID if this channel was in the list before
- for (data::DecodeChannel &ch : prev_channels)
+ for (decode::DecodeChannel& ch : prev_channels)
if (ch.pdch_ == pdch) {
ch.id = id++;
channels_.push_back(ch);
@@ -644,7 +885,7 @@ void DecodeSignal::update_channel_list()
if (!ch_added) {
// Create new entry without a mapped signal
- data::DecodeChannel ch = {id++, 0, false, nullptr,
+ decode::DecodeChannel ch = {id++, 0, false, nullptr,
QString::fromUtf8(pdch->name), QString::fromUtf8(pdch->desc),
SRD_INITIAL_PIN_SAME_AS_SAMPLE0, decoder, pdch};
channels_.push_back(ch);
@@ -657,7 +898,7 @@ void DecodeSignal::update_channel_list()
bool ch_added = false;
// Copy but update ID if this channel was in the list before
- for (data::DecodeChannel &ch : prev_channels)
+ for (decode::DecodeChannel& ch : prev_channels)
if (ch.pdch_ == pdch) {
ch.id = id++;
channels_.push_back(ch);
@@ -667,7 +908,7 @@ void DecodeSignal::update_channel_list()
if (!ch_added) {
// Create new entry without a mapped signal
- data::DecodeChannel ch = {id++, 0, true, nullptr,
+ decode::DecodeChannel ch = {id++, 0, true, nullptr,
QString::fromUtf8(pdch->name), QString::fromUtf8(pdch->desc),
SRD_INITIAL_PIN_SAME_AS_SAMPLE0, decoder, pdch};
channels_.push_back(ch);
@@ -682,8 +923,8 @@ void DecodeSignal::update_channel_list()
} else {
// Same number but assignment may still differ, so compare all channels
for (size_t i = 0; i < channels_.size(); i++) {
- const data::DecodeChannel &p_ch = prev_channels[i];
- const data::DecodeChannel &ch = channels_[i];
+ const decode::DecodeChannel& p_ch = prev_channels[i];
+ const decode::DecodeChannel& ch = channels_[i];
if ((p_ch.pdch_ != ch.pdch_) ||
(p_ch.assigned_signal != ch.assigned_signal)) {
@@ -701,9 +942,9 @@ void DecodeSignal::commit_decoder_channels()
{
// Submit channel list to every decoder, containing only the relevant channels
for (shared_ptr dec : stack_) {
- vector channel_list;
+ vector channel_list;
- for (data::DecodeChannel &ch : channels_)
+ for (decode::DecodeChannel& ch : channels_)
if (ch.decoder_ == dec)
channel_list.push_back(&ch);
@@ -712,7 +953,7 @@ void DecodeSignal::commit_decoder_channels()
// Channel bit IDs must be in sync with the channel's apperance in channels_
int id = 0;
- for (data::DecodeChannel &ch : channels_)
+ for (decode::DecodeChannel& ch : channels_)
if (ch.assigned_signal)
ch.bit_id = id++;
}
@@ -729,14 +970,14 @@ void DecodeSignal::mux_logic_samples(uint32_t segment_id, const int64_t start, c
vector signal_in_bytepos;
vector signal_in_bitpos;
- for (data::DecodeChannel &ch : channels_)
+ for (decode::DecodeChannel& ch : channels_)
if (ch.assigned_signal) {
const shared_ptr logic_data = ch.assigned_signal->logic_data();
shared_ptr segment;
try {
segment = logic_data->logic_segments().at(segment_id);
- } catch (out_of_range) {
+ } catch (out_of_range&) {
qDebug() << "Muxer error for" << name() << ":" << ch.assigned_signal->name() \
<< "has no logic segment" << segment_id;
return;
@@ -756,7 +997,7 @@ void DecodeSignal::mux_logic_samples(uint32_t segment_id, const int64_t start, c
shared_ptr output_segment;
try {
output_segment = logic_mux_data_->logic_segments().at(segment_id);
- } catch (out_of_range) {
+ } catch (out_of_range&) {
qDebug() << "Muxer error for" << name() << ": no logic mux segment" \
<< segment_id << "in mux_logic_samples(), mux segments size is" \
<< logic_mux_data_->logic_segments().size();
@@ -767,7 +1008,9 @@ void DecodeSignal::mux_logic_samples(uint32_t segment_id, const int64_t start, c
uint8_t* output = new uint8_t[(end - start) * output_segment->unit_size()];
unsigned int signal_count = signal_data.size();
- for (int64_t sample_cnt = 0; sample_cnt < (end - start); sample_cnt++) {
+ for (int64_t sample_cnt = 0; !logic_mux_interrupt_ && (sample_cnt < (end - start));
+ sample_cnt++) {
+
int bitpos = 0;
uint8_t bytepos = 0;
@@ -837,7 +1080,7 @@ void DecodeSignal::logic_mux_proc()
// ...and process the newly muxed logic data
decode_input_cond_.notify_one();
- } while (processed_samples < samples_to_process);
+ } while (!logic_mux_interrupt_ && (processed_samples < samples_to_process));
}
if (samples_to_process == 0) {
@@ -863,6 +1106,7 @@ void DecodeSignal::logic_mux_proc()
logic_mux_cond_.wait(logic_mux_lock);
}
}
+
} while (!logic_mux_interrupt_);
}
@@ -874,33 +1118,43 @@ void DecodeSignal::decode_data(
const int64_t chunk_sample_count = DecodeChunkLength / unit_size;
for (int64_t i = abs_start_samplenum;
- !decode_interrupt_ && (i < (abs_start_samplenum + sample_count));
+ error_message_.isEmpty() && !decode_interrupt_ &&
+ (i < (abs_start_samplenum + sample_count));
i += chunk_sample_count) {
const int64_t chunk_end = min(i + chunk_sample_count,
abs_start_samplenum + sample_count);
+ {
+ lock_guard lock(output_mutex_);
+ // Update the sample count showing the samples including currently processed ones
+ segments_.at(current_segment_id_).samples_decoded_incl = chunk_end;
+ }
+
int64_t data_size = (chunk_end - i) * unit_size;
uint8_t* chunk = new uint8_t[data_size];
input_segment->get_samples(i, chunk_end, chunk);
if (srd_session_send(srd_session_, i, chunk_end, chunk,
- data_size, unit_size) != SRD_OK) {
- error_message_ = tr("Decoder reported an error");
- delete[] chunk;
- break;
- }
+ data_size, unit_size) != SRD_OK)
+ set_error_message(tr("Decoder reported an error"));
delete[] chunk;
{
lock_guard lock(output_mutex_);
- segments_.at(current_segment_id_).samples_decoded = chunk_end;
+ // Now that all samples are processed, the exclusive sample count catches up
+ segments_.at(current_segment_id_).samples_decoded_excl = chunk_end;
}
// Notify the frontend that we processed some data and
// possibly have new annotations as well
new_annotations();
+
+ if (decode_paused_) {
+ unique_lock pause_wait_lock(decode_pause_mutex_);
+ decode_pause_cond_.wait(pause_wait_lock);
+ }
}
}
@@ -948,7 +1202,7 @@ void DecodeSignal::decode_proc()
try {
input_segment = logic_mux_data_->logic_segments().at(current_segment_id_);
- } catch (out_of_range) {
+ } catch (out_of_range&) {
qDebug() << "Decode error for" << name() << ": no logic mux segment" \
<< current_segment_id_ << "in decode_proc(), mux segments size is" \
<< logic_mux_data_->logic_segments().size();
@@ -961,9 +1215,8 @@ void DecodeSignal::decode_proc()
segments_.at(current_segment_id_).samplerate = input_segment->samplerate();
segments_.at(current_segment_id_).start_time = input_segment->start_time();
- // Reset decoder state
- stop_srd_session();
- start_srd_session();
+ // Reset decoder state but keep the decoder stack intact
+ terminate_srd_session();
} else {
// All segments have been processed
decode_finished();
@@ -974,14 +1227,41 @@ void DecodeSignal::decode_proc()
}
}
} while (error_message_.isEmpty() && !decode_interrupt_);
+
+ // Potentially reap decoders when the application no longer is
+ // interested in their (pending) results.
+ if (decode_interrupt_)
+ terminate_srd_session();
}
void DecodeSignal::start_srd_session()
{
- uint64_t samplerate;
+ // If there were stack changes, the session has been destroyed by now, so if
+ // it hasn't been destroyed, we can just reset and re-use it
+ if (srd_session_) {
+ // When a decoder stack was created before, re-use it
+ // for the next stream of input data, after terminating
+ // potentially still executing operations, and resetting
+ // internal state. Skip the rather expensive (teardown
+ // and) construction of another decoder stack.
+
+ // TODO Reduce redundancy, use a common code path for
+ // the meta/start sequence?
+ terminate_srd_session();
+
+ // Metadata is cleared also, so re-set it
+ uint64_t samplerate = 0;
+ if (segments_.size() > 0)
+ samplerate = segments_.at(current_segment_id_).samplerate;
+ if (samplerate)
+ srd_session_metadata_set(srd_session_, SRD_CONF_SAMPLERATE,
+ g_variant_new_uint64(samplerate));
+ for (const shared_ptr& dec : stack_)
+ dec->apply_all_options();
+ srd_session_start(srd_session_);
- if (srd_session_)
- stop_srd_session();
+ return;
+ }
// Create the session
srd_session_new(&srd_session_);
@@ -989,11 +1269,11 @@ void DecodeSignal::start_srd_session()
// Create the decoders
srd_decoder_inst *prev_di = nullptr;
- for (const shared_ptr &dec : stack_) {
+ for (const shared_ptr& dec : stack_) {
srd_decoder_inst *const di = dec->create_decoder_inst(srd_session_);
if (!di) {
- error_message_ = tr("Failed to create decoder instance");
+ set_error_message(tr("Failed to create decoder instance"));
srd_session_destroy(srd_session_);
srd_session_ = nullptr;
return;
@@ -1006,15 +1286,42 @@ void DecodeSignal::start_srd_session()
}
// Start the session
- samplerate = segments_.at(current_segment_id_).samplerate;
- if (samplerate)
+ if (segments_.size() > 0)
srd_session_metadata_set(srd_session_, SRD_CONF_SAMPLERATE,
- g_variant_new_uint64(samplerate));
+ g_variant_new_uint64(segments_.at(current_segment_id_).samplerate));
srd_pd_output_callback_add(srd_session_, SRD_OUTPUT_ANN,
DecodeSignal::annotation_callback, this);
+ srd_pd_output_callback_add(srd_session_, SRD_OUTPUT_BINARY,
+ DecodeSignal::binary_callback, this);
+
srd_session_start(srd_session_);
+
+ // We just recreated the srd session, so all stack changes are applied now
+ stack_config_changed_ = false;
+}
+
+void DecodeSignal::terminate_srd_session()
+{
+ // Call the "terminate and reset" routine for the decoder stack
+ // (if available). This does not harm those stacks which already
+ // have completed their operation, and reduces response time for
+ // those stacks which still are processing data while the
+ // application no longer wants them to.
+ if (srd_session_) {
+ srd_session_terminate_reset(srd_session_);
+
+ // Metadata is cleared also, so re-set it
+ uint64_t samplerate = 0;
+ if (segments_.size() > 0)
+ samplerate = segments_.at(current_segment_id_).samplerate;
+ if (samplerate)
+ srd_session_metadata_set(srd_session_, SRD_CONF_SAMPLERATE,
+ g_variant_new_uint64(samplerate));
+ for (const shared_ptr& dec : stack_)
+ dec->apply_all_options();
+ }
}
void DecodeSignal::stop_srd_session()
@@ -1023,6 +1330,10 @@ void DecodeSignal::stop_srd_session()
// Destroy the session
srd_session_destroy(srd_session_);
srd_session_ = nullptr;
+
+ // Mark the decoder instances as non-existant since they were deleted
+ for (const shared_ptr& dec : stack_)
+ dec->invalidate_decoder_inst();
}
}
@@ -1033,14 +1344,14 @@ void DecodeSignal::connect_input_notifiers()
disconnect(this, SLOT(on_data_received()));
// Connect the currently used signals to our slot
- for (data::DecodeChannel &ch : channels_) {
+ for (decode::DecodeChannel& ch : channels_) {
if (!ch.assigned_signal)
continue;
const data::SignalBase *signal = ch.assigned_signal;
connect(signal, SIGNAL(samples_cleared()),
this, SLOT(on_data_cleared()));
- connect(signal, SIGNAL(samples_added(QObject*, uint64_t, uint64_t)),
+ connect(signal, SIGNAL(samples_added(uint64_t, uint64_t, uint64_t)),
this, SLOT(on_data_received()));
}
}
@@ -1051,14 +1362,15 @@ void DecodeSignal::create_decode_segment()
segments_.emplace_back(DecodeSegment());
// Add annotation classes
- for (const shared_ptr &dec : stack_) {
+ for (const shared_ptr& dec : stack_) {
assert(dec);
const srd_decoder *const decc = dec->decoder();
assert(dec->decoder());
+ int row_index = 0;
// Add a row for the decoder if it doesn't have a row list
if (!decc->annotation_rows)
- (segments_.back().annotation_rows)[Row(decc)] =
+ (segments_.back().annotation_rows)[Row(row_index++, decc)] =
decode::RowData();
// Add the decoder rows
@@ -1067,13 +1379,22 @@ void DecodeSignal::create_decode_segment()
(srd_decoder_annotation_row *)l->data;
assert(ann_row);
- const Row row(decc, ann_row);
+ const Row row(row_index++, decc, ann_row);
// Add a new empty row data object
(segments_.back().annotation_rows)[row] =
decode::RowData();
}
}
+
+ // Prepare our binary output classes
+ for (const shared_ptr& dec : stack_) {
+ uint32_t n = dec->get_binary_class_count();
+
+ for (uint32_t i = 0; i < n; i++)
+ segments_.back().binary_classes.push_back(
+ {dec.get(), dec->get_binary_class(i), deque()});
+ }
}
void DecodeSignal::annotation_callback(srd_proto_data *pdata, void *decode_signal)
@@ -1084,28 +1405,31 @@ void DecodeSignal::annotation_callback(srd_proto_data *pdata, void *decode_signa
DecodeSignal *const ds = (DecodeSignal*)decode_signal;
assert(ds);
+ if (ds->decode_interrupt_)
+ return;
+
lock_guard lock(ds->output_mutex_);
- // Find the row
+ // Get the decoder and the annotation data
assert(pdata->pdo);
assert(pdata->pdo->di);
const srd_decoder *const decc = pdata->pdo->di->decoder;
assert(decc);
- const srd_proto_data_annotation *const pda =
- (const srd_proto_data_annotation*)pdata->data;
+ const srd_proto_data_annotation *const pda = (const srd_proto_data_annotation*)pdata->data;
assert(pda);
+ // Find the row
auto row_iter = ds->segments_.at(ds->current_segment_id_).annotation_rows.end();
- // Try looking up the sub-row of this class
+ // Try finding a better row match than the default by looking up the sub-row of this class
const auto format = pda->ann_class;
const auto r = ds->class_rows_.find(make_pair(decc, format));
if (r != ds->class_rows_.end())
row_iter = ds->segments_.at(ds->current_segment_id_).annotation_rows.find((*r).second);
else {
// Failing that, use the decoder as a key
- row_iter = ds->segments_.at(ds->current_segment_id_).annotation_rows.find(Row(decc));
+ row_iter = ds->segments_.at(ds->current_segment_id_).annotation_rows.find(Row(0, decc));
}
if (row_iter == ds->segments_.at(ds->current_segment_id_).annotation_rows.end()) {
@@ -1116,7 +1440,61 @@ void DecodeSignal::annotation_callback(srd_proto_data *pdata, void *decode_signa
}
// Add the annotation
- (*row_iter).second.emplace_annotation(pdata);
+ (*row_iter).second.emplace_annotation(pdata, &((*row_iter).first));
+}
+
+void DecodeSignal::binary_callback(srd_proto_data *pdata, void *decode_signal)
+{
+ assert(pdata);
+ assert(decode_signal);
+
+ DecodeSignal *const ds = (DecodeSignal*)decode_signal;
+ assert(ds);
+
+ if (ds->decode_interrupt_)
+ return;
+
+ // Get the decoder and the binary data
+ assert(pdata->pdo);
+ assert(pdata->pdo->di);
+ const srd_decoder *const decc = pdata->pdo->di->decoder;
+ assert(decc);
+
+ const srd_proto_data_binary *const pdb = (const srd_proto_data_binary*)pdata->data;
+ assert(pdb);
+
+ // Find the matching DecodeBinaryClass
+ DecodeSegment* segment = &(ds->segments_.at(ds->current_segment_id_));
+
+ DecodeBinaryClass* bin_class = nullptr;
+ for (DecodeBinaryClass& bc : segment->binary_classes)
+ if ((bc.decoder->decoder() == decc) && (bc.info->bin_class_id == (uint32_t)pdb->bin_class))
+ bin_class = &bc;
+
+ if (!bin_class) {
+ qWarning() << "Could not find valid DecodeBinaryClass in segment" <<
+ ds->current_segment_id_ << "for binary class ID" << pdb->bin_class <<
+ ", segment only knows" << segment->binary_classes.size() << "classes";
+ return;
+ }
+
+ // Add the data chunk
+ bin_class->chunks.emplace_back();
+ DecodeBinaryDataChunk* chunk = &(bin_class->chunks.back());
+
+ chunk->sample = pdata->start_sample;
+ chunk->data.resize(pdb->size);
+ memcpy(chunk->data.data(), pdb->data, pdb->size);
+
+ // Find decoder class instance
+ Decoder* dec = nullptr;
+ for (const shared_ptr& d : ds->decoder_stack())
+ if (d->decoder() == decc) {
+ dec = d.get();
+ break;
+ }
+
+ ds->new_binary_data(ds->current_segment_id_, (void*)dec, pdb->bin_class);
}
void DecodeSignal::on_capture_state_changed(int state)
@@ -1135,6 +1513,12 @@ void DecodeSignal::on_data_cleared()
void DecodeSignal::on_data_received()
{
+ // If we detected a lack of input data when trying to start decoding,
+ // we have set an error message. Only try again if we now have data
+ // to work with
+ if ((!error_message_.isEmpty()) && (get_input_segment_count() == 0))
+ return;
+
if (!logic_mux_thread_.joinable())
begin_decode();
else