X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;ds=inline;f=pv%2Fdata%2Fdecodesignal.cpp;h=4a802c3b7b051b41803bb0ac22c5cfe0ce40280e;hb=7237c08e26f67ed7f8b891f08fbc9a3c11da055c;hp=4739b60675ab3e97ee9496ebc1a1d642ccf12bca;hpb=e06cf18db72c518d11f90e9f96dfc3aeed85314f;p=pulseview.git
diff --git a/pv/data/decodesignal.cpp b/pv/data/decodesignal.cpp
index 4739b60..4a802c3 100644
--- a/pv/data/decodesignal.cpp
+++ b/pv/data/decodesignal.cpp
@@ -17,6 +17,7 @@
* along with this program; if not, see .
*/
+#include
#include
#include
@@ -32,6 +33,7 @@
#include
#include
+using std::forward_list;
using std::lock_guard;
using std::make_pair;
using std::make_shared;
@@ -76,14 +78,19 @@ const vector< shared_ptr >& DecodeSignal::decoder_stack() const
void DecodeSignal::stack_decoder(const srd_decoder *decoder)
{
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();
@@ -149,6 +156,8 @@ void DecodeSignal::reset_decode(bool shutting_down)
logic_mux_thread_.join();
}
+ resume_decode(); // Make sure the decode thread isn't blocked by pausing
+
class_rows_.clear();
current_segment_id_ = 0;
segments_.clear();
@@ -196,12 +205,12 @@ void DecodeSignal::begin_decode()
// 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 (data::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()) {
set_error_message(tr("One or more required channels "
"have not been specified"));
@@ -209,7 +218,8 @@ void DecodeSignal::begin_decode()
}
// 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());
@@ -219,7 +229,7 @@ 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)
@@ -255,6 +265,25 @@ 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_);
@@ -271,7 +300,7 @@ 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 (data::DecodeChannel& ch : channels_) {
// If a decoder is given, auto-assign only its channels
if (dec && (ch.decoder_ != dec))
continue;
@@ -279,16 +308,35 @@ 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) {
@@ -301,7 +349,7 @@ 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 (data::DecodeChannel& ch : channels_)
if (ch.id == channel_id) {
ch.assigned_signal = signal;
logic_mux_data_invalid_ = true;
@@ -322,7 +370,7 @@ int DecodeSignal::get_assigned_signal_count() const
void DecodeSignal::set_initial_pin_state(const uint16_t channel_id, const int init_state)
{
- for (data::DecodeChannel &ch : channels_)
+ for (data::DecodeChannel& ch : channels_)
if (ch.id == channel_id)
ch.initial_pin_state = init_state;
@@ -362,7 +410,7 @@ 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 data::DecodeChannel& ch : channels_)
if (ch.assigned_signal) {
no_signals_assigned = false;
@@ -381,7 +429,8 @@ 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_);
@@ -389,7 +438,10 @@ int64_t DecodeSignal::get_decoded_sample_count(uint32_t segment_id) const
try {
const DecodeSegment *segment = &(segments_.at(segment_id));
- result = segment->samples_decoded;
+ if (include_processing)
+ result = segment->samples_decoded_incl;
+ else
+ result = segment->samples_decoded_excl;
} catch (out_of_range&) {
// Do nothing
}
@@ -403,7 +455,7 @@ vector DecodeSignal::visible_rows() const
vector rows;
- for (const shared_ptr &dec : stack_) {
+ for (const shared_ptr& dec : stack_) {
assert(dec);
if (!dec->shown())
continue;
@@ -411,16 +463,17 @@ vector DecodeSignal::visible_rows() const
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);
}
}
@@ -448,6 +501,33 @@ void DecodeSignal::get_annotation_subset(
}
}
+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 = visible_rows();
+
+ // 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;
+}
+
void DecodeSignal::save_settings(QSettings &settings) const
{
SignalBase::save_settings(settings);
@@ -456,7 +536,7 @@ 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);
@@ -469,7 +549,7 @@ 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);
@@ -569,7 +649,7 @@ 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();
@@ -598,7 +678,7 @@ 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 data::DecodeChannel& ch : channels_)
if (ch.assigned_signal) {
no_signals_assigned = false;
@@ -618,7 +698,7 @@ uint32_t DecodeSignal::get_input_samplerate(uint32_t segment_id) const
{
double samplerate = 0;
- for (const data::DecodeChannel &ch : channels_)
+ for (const data::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())
@@ -644,7 +724,7 @@ void DecodeSignal::update_channel_list()
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;
@@ -654,7 +734,7 @@ 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 (data::DecodeChannel& ch : prev_channels)
if (ch.pdch_ == pdch) {
ch.id = id++;
channels_.push_back(ch);
@@ -677,7 +757,7 @@ 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 (data::DecodeChannel& ch : prev_channels)
if (ch.pdch_ == pdch) {
ch.id = id++;
channels_.push_back(ch);
@@ -702,8 +782,8 @@ 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 data::DecodeChannel& p_ch = prev_channels[i];
+ const data::DecodeChannel& ch = channels_[i];
if ((p_ch.pdch_ != ch.pdch_) ||
(p_ch.assigned_signal != ch.assigned_signal)) {
@@ -723,7 +803,7 @@ void DecodeSignal::commit_decoder_channels()
for (shared_ptr dec : stack_) {
vector channel_list;
- for (data::DecodeChannel &ch : channels_)
+ for (data::DecodeChannel& ch : channels_)
if (ch.decoder_ == dec)
channel_list.push_back(&ch);
@@ -732,7 +812,7 @@ 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 (data::DecodeChannel& ch : channels_)
if (ch.assigned_signal)
ch.bit_id = id++;
}
@@ -749,7 +829,7 @@ 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 (data::DecodeChannel& ch : channels_)
if (ch.assigned_signal) {
const shared_ptr logic_data = ch.assigned_signal->logic_data();
@@ -885,6 +965,7 @@ void DecodeSignal::logic_mux_proc()
logic_mux_cond_.wait(logic_mux_lock);
}
}
+
} while (!logic_mux_interrupt_);
}
@@ -896,17 +977,17 @@ 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);
- // Report this chunk as already decoded so that annotations don't
- // appear in an area that we claim to not having been been decoded yet
{
lock_guard lock(output_mutex_);
- segments_.at(current_segment_id_).samples_decoded = chunk_end;
+ // 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;
@@ -914,17 +995,25 @@ void DecodeSignal::decode_data(
input_segment->get_samples(i, chunk_end, chunk);
if (srd_session_send(srd_session_, i, chunk_end, chunk,
- data_size, unit_size) != SRD_OK) {
+ data_size, unit_size) != SRD_OK)
set_error_message(tr("Decoder reported an error"));
- delete[] chunk;
- break;
- }
delete[] chunk;
+ {
+ lock_guard lock(output_mutex_);
+ // 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);
+ }
}
}
@@ -1006,8 +1095,6 @@ void DecodeSignal::decode_proc()
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_) {
@@ -1018,13 +1105,20 @@ void DecodeSignal::start_srd_session()
// and) construction of another decoder stack.
// TODO Reduce redundancy, use a common code path for
- // the meta/cb/start sequence?
+ // the meta/start sequence?
terminate_srd_session();
- srd_session_metadata_set(srd_session_, SRD_CONF_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);
+
+ // 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_);
+
return;
}
@@ -1034,7 +1128,7 @@ 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) {
@@ -1051,10 +1145,9 @@ 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);
@@ -1072,8 +1165,19 @@ void DecodeSignal::terminate_srd_session()
// 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_)
+ 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()
@@ -1084,7 +1188,7 @@ void DecodeSignal::stop_srd_session()
srd_session_ = nullptr;
// Mark the decoder instances as non-existant since they were deleted
- for (const shared_ptr &dec : stack_)
+ for (const shared_ptr& dec : stack_)
dec->invalidate_decoder_inst();
}
}
@@ -1096,7 +1200,7 @@ 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 (data::DecodeChannel& ch : channels_) {
if (!ch.assigned_signal)
continue;
@@ -1114,14 +1218,15 @@ 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
@@ -1130,7 +1235,7 @@ 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] =
@@ -1171,7 +1276,7 @@ void DecodeSignal::annotation_callback(srd_proto_data *pdata, void *decode_signa
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()) {
@@ -1182,7 +1287,7 @@ 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::on_capture_state_changed(int state)