X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fdata%2Fdecodesignal.cpp;h=f4d4c7da80ed79564216efcf8fc4786914095510;hb=6daf265cd0e2a699a50ce434466881bd3b7f1d12;hp=6c1937897d936e1adb971e8e85512e4bb742611f;hpb=1774d669023d26029bbc19ac6c3f5a564ab1fed4;p=pulseview.git
diff --git a/pv/data/decodesignal.cpp b/pv/data/decodesignal.cpp
index 6c193789..f4d4c7da 100644
--- a/pv/data/decodesignal.cpp
+++ b/pv/data/decodesignal.cpp
@@ -17,6 +17,8 @@
* along with this program; if not, see .
*/
+#include "config.h"
+
#include
#include
#include
@@ -33,6 +35,7 @@
#include
#include
+using std::dynamic_pointer_cast;
using std::lock_guard;
using std::make_shared;
using std::min;
@@ -67,6 +70,20 @@ DecodeSignal::~DecodeSignal()
reset_decode(true);
}
+void DecodeSignal::set_name(QString name)
+{
+ SignalBase::set_name(name);
+
+ update_output_signals();
+}
+
+void DecodeSignal::set_color(QColor color)
+{
+ SignalBase::set_color(color);
+
+ update_output_signals();
+}
+
const vector< shared_ptr >& DecodeSignal::decoder_stack() const
{
return stack_;
@@ -95,6 +112,7 @@ void DecodeSignal::stack_decoder(const srd_decoder *decoder, bool restart_decode
stack_config_changed_ = true;
auto_assign_signals(dec);
commit_decoder_channels();
+ update_output_signals();
decoder_stacked((void*)dec.get());
@@ -166,11 +184,15 @@ void DecodeSignal::reset_decode(bool shutting_down)
current_segment_id_ = 0;
segments_.clear();
+ for (const shared_ptr& dec : stack_)
+ if (dec->has_logic_output())
+ output_logic_[dec->get_srd_decoder()]->clear();
+
logic_mux_data_.reset();
logic_mux_data_invalid_ = true;
if (!error_message_.isEmpty()) {
- error_message_ = QString();
+ error_message_.clear();
// TODO Emulate noquote()
qDebug().nospace() << name() << ": Error cleared";
}
@@ -231,13 +253,8 @@ void DecodeSignal::begin_decode()
logic_mux_data_ = make_shared(ch_count);
}
- // Receive notifications when new sample data is available
- connect_input_notifiers();
-
- if (get_input_segment_count() == 0) {
+ if (get_input_segment_count() == 0)
set_error_message(tr("No input data"));
- return;
- }
// Make sure the logic output data is complete and up-to-date
logic_mux_interrupt_ = false;
@@ -267,12 +284,6 @@ 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
{
return channels_;
@@ -282,6 +293,9 @@ void DecodeSignal::auto_assign_signals(const shared_ptr dec)
{
bool new_assignment = false;
+ // Disconnect all input signal notifications so we don't have duplicate connections
+ disconnect_input_notifiers();
+
// Try to auto-select channels that don't have signals assigned yet
for (decode::DecodeChannel& ch : channels_) {
// If a decoder is given, auto-assign only its channels
@@ -316,13 +330,22 @@ void DecodeSignal::auto_assign_signals(const shared_ptr dec)
}
}
- if (match) {
- ch.assigned_signal = match.get();
+ // Prevent using a signal more than once as D1 would match e.g. D1 and D10
+ bool signal_not_already_used = true;
+ for (decode::DecodeChannel& ch : channels_)
+ if (ch.assigned_signal && (ch.assigned_signal == match))
+ signal_not_already_used = false;
+
+ if (match && signal_not_already_used) {
+ ch.assigned_signal = match;
new_assignment = true;
}
}
if (new_assignment) {
+ // Receive notifications when new sample data is available
+ connect_input_notifiers();
+
logic_mux_data_invalid_ = true;
stack_config_changed_ = true;
commit_decoder_channels();
@@ -330,14 +353,20 @@ void DecodeSignal::auto_assign_signals(const shared_ptr dec)
}
}
-void DecodeSignal::assign_signal(const uint16_t channel_id, const SignalBase *signal)
+void DecodeSignal::assign_signal(const uint16_t channel_id, shared_ptr signal)
{
+ // Disconnect all input signal notifications so we don't have duplicate connections
+ disconnect_input_notifiers();
+
for (decode::DecodeChannel& ch : channels_)
if (ch.id == channel_id) {
ch.assigned_signal = signal;
logic_mux_data_invalid_ = true;
}
+ // Receive notifications when new sample data is available
+ connect_input_notifiers();
+
stack_config_changed_ = true;
commit_decoder_channels();
channels_updated();
@@ -348,7 +377,63 @@ int DecodeSignal::get_assigned_signal_count() const
{
// Count all channels that have a signal assigned to them
return count_if(channels_.begin(), channels_.end(),
- [](decode::DecodeChannel ch) { return ch.assigned_signal; });
+ [](decode::DecodeChannel ch) { return ch.assigned_signal.get(); });
+}
+
+void DecodeSignal::update_output_signals()
+{
+ for (const shared_ptr& dec : stack_) {
+ assert(dec);
+
+ if (dec->has_logic_output()) {
+ const vector logic_channels =
+ dec->logic_output_channels();
+
+ // All signals of a decoder share the same LogicSegment, so it's
+ // sufficient to check for only the first channel
+ const decode::DecoderLogicOutputChannel& first_ch = logic_channels[0];
+
+ bool ch_exists = false;
+ for (const shared_ptr& signal : output_signals_)
+ if (signal->internal_name() == first_ch.id)
+ ch_exists = true;
+
+ if (!ch_exists) {
+ shared_ptr logic_data = make_shared(logic_channels.size());
+ logic_data->set_samplerate(get_samplerate());
+ output_logic_[dec->get_srd_decoder()] = logic_data;
+ output_logic_muxed_data_[dec->get_srd_decoder()] = vector();
+
+ shared_ptr logic_segment = make_shared(
+ *logic_data, 0, (logic_data->num_channels() + 7) / 8, get_samplerate());
+ logic_data->push_segment(logic_segment);
+
+ uint index = 0;
+ for (const decode::DecoderLogicOutputChannel& logic_ch : logic_channels) {
+ shared_ptr signal =
+ make_shared(nullptr, LogicChannel);
+ signal->set_internal_name(logic_ch.id);
+ signal->set_index(index);
+ signal->set_data(logic_data);
+ output_signals_.push_back(signal);
+ session_.add_generated_signal(signal);
+ index++;
+ }
+ } else {
+ shared_ptr logic_data = output_logic_[dec->get_srd_decoder()];
+ logic_data->set_samplerate(get_samplerate());
+ for (shared_ptr& segment : logic_data->logic_segments())
+ segment->set_samplerate(get_samplerate());
+ }
+ }
+ }
+
+ for (shared_ptr s : output_signals_) {
+ s->set_name(s->internal_name() + " (" + name() + ")");
+ s->set_color(color());
+ }
+
+ // TODO Assert that all sample rates are the same as the session's
}
void DecodeSignal::set_initial_pin_state(const uint16_t channel_id, const int init_state)
@@ -407,8 +492,9 @@ int64_t DecodeSignal::get_working_sample_count(uint32_t segment_id) const
if (segment_id >= logic_data->logic_segments().size())
return 0;
- const shared_ptr segment = logic_data->logic_segments()[segment_id];
- count = min(count, (int64_t)segment->get_sample_count());
+ const shared_ptr segment = logic_data->logic_segments()[segment_id]->get_shared_ptr();
+ if (segment)
+ count = min(count, (int64_t)segment->get_sample_count());
}
return (no_signals_assigned ? 0 : count);
@@ -464,7 +550,6 @@ vector DecodeSignal::get_rows(bool visible_only) const
return rows;
}
-
uint64_t DecodeSignal::get_annotation_count(const Row* row, uint32_t segment_id) const
{
if (segment_id >= segments_.size())
@@ -724,6 +809,8 @@ void DecodeSignal::save_settings(QSettings &settings) const
settings.endGroup();
}
+
+ // TODO Save logic output signal settings
}
void DecodeSignal::restore_settings(QSettings &settings)
@@ -815,26 +902,48 @@ void DecodeSignal::restore_settings(QSettings &settings)
for (const shared_ptr& signal : signalbases)
if ((signal->name() == assigned_signal_name) && (signal->type() != SignalBase::DecodeChannel))
- channel->assigned_signal = signal.get();
+ channel->assigned_signal = signal;
channel->initial_pin_state = settings.value("initial_pin_state").toInt();
settings.endGroup();
}
+ connect_input_notifiers();
+
// Update the internal structures
stack_config_changed_ = true;
update_channel_list();
commit_decoder_channels();
+ update_output_signals();
+
+ // TODO Restore logic output signal settings
begin_decode();
}
-void DecodeSignal::set_error_message(QString msg)
+bool DecodeSignal::all_input_segments_complete(uint32_t segment_id) const
{
- error_message_ = msg;
- // TODO Emulate noquote()
- qDebug().nospace() << name() << ": " << msg;
+ bool all_complete = true;
+
+ for (const decode::DecodeChannel& ch : channels_)
+ if (ch.assigned_signal) {
+ if (!ch.assigned_signal->logic_data())
+ continue;
+
+ const shared_ptr logic_data = ch.assigned_signal->logic_data();
+ if (logic_data->logic_segments().empty())
+ return false;
+
+ if (segment_id >= logic_data->logic_segments().size())
+ return false;
+
+ const shared_ptr segment = logic_data->logic_segments()[segment_id]->get_shared_ptr();
+ if (segment && !segment->is_complete())
+ all_complete = false;
+ }
+
+ return all_complete;
}
uint32_t DecodeSignal::get_input_segment_count() const
@@ -858,7 +967,7 @@ uint32_t DecodeSignal::get_input_segment_count() const
return (no_signals_assigned ? 0 : count);
}
-uint32_t DecodeSignal::get_input_samplerate(uint32_t segment_id) const
+double DecodeSignal::get_input_samplerate(uint32_t segment_id) const
{
double samplerate = 0;
@@ -869,8 +978,10 @@ uint32_t DecodeSignal::get_input_samplerate(uint32_t segment_id) const
continue;
try {
- const shared_ptr segment = logic_data->logic_segments().at(segment_id);
- samplerate = segment->samplerate();
+ const shared_ptr segment =
+ logic_data->logic_segments().at(segment_id)->get_shared_ptr();
+ if (segment)
+ samplerate = segment->samplerate();
} catch (out_of_range&) {
// Do nothing
}
@@ -997,7 +1108,7 @@ void DecodeSignal::mux_logic_samples(uint32_t segment_id, const int64_t start, c
return;
// Fetch the channel segments and their data
- vector > segments;
+ vector > segments;
vector signal_data;
vector signal_in_bytepos;
vector signal_in_bitpos;
@@ -1006,14 +1117,19 @@ void DecodeSignal::mux_logic_samples(uint32_t segment_id, const int64_t start, c
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&) {
+ shared_ptr segment;
+ if (segment_id < logic_data->logic_segments().size()) {
+ segment = logic_data->logic_segments().at(segment_id)->get_shared_ptr();
+ } else {
qDebug() << "Muxer error for" << name() << ":" << ch.assigned_signal->name() \
<< "has no logic segment" << segment_id;
+ logic_mux_interrupt_ = true;
return;
}
+
+ if (!segment)
+ return;
+
segments.push_back(segment);
uint8_t* data = new uint8_t[(end - start) * segment->unit_size()];
@@ -1025,7 +1141,6 @@ void DecodeSignal::mux_logic_samples(uint32_t segment_id, const int64_t start, c
signal_in_bitpos.push_back(bitpos % 8);
}
-
shared_ptr output_segment;
try {
output_segment = logic_mux_data_->logic_segments().at(segment_id);
@@ -1033,6 +1148,7 @@ void DecodeSignal::mux_logic_samples(uint32_t segment_id, const int64_t start, c
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();
+ logic_mux_interrupt_ = true;
return;
}
@@ -1076,82 +1192,104 @@ void DecodeSignal::mux_logic_samples(uint32_t segment_id, const int64_t start, c
void DecodeSignal::logic_mux_proc()
{
- uint32_t segment_id = 0;
+ uint32_t input_segment_count;
+ do {
+ input_segment_count = get_input_segment_count();
+ if (input_segment_count == 0) {
+ // Wait for input data
+ unique_lock logic_mux_lock(logic_mux_mutex_);
+ logic_mux_cond_.wait(logic_mux_lock);
+ }
+ } while ((!logic_mux_interrupt_) && (input_segment_count == 0));
+
+ if (logic_mux_interrupt_)
+ return;
assert(logic_mux_data_);
+ uint32_t segment_id = 0;
+
// Create initial logic mux segment
shared_ptr output_segment =
- make_shared(*logic_mux_data_, segment_id,
- logic_mux_unit_size_, 0);
+ make_shared(*logic_mux_data_, segment_id, logic_mux_unit_size_, 0);
logic_mux_data_->push_segment(output_segment);
output_segment->set_samplerate(get_input_samplerate(0));
+ // Logic mux data is being updated
+ logic_mux_data_invalid_ = false;
+
+ uint64_t samples_to_process;
do {
- const uint64_t input_sample_count = get_working_sample_count(segment_id);
- const uint64_t output_sample_count = output_segment->get_sample_count();
+ do {
+ const uint64_t input_sample_count = get_working_sample_count(segment_id);
+ const uint64_t output_sample_count = output_segment->get_sample_count();
- const uint64_t samples_to_process =
- (input_sample_count > output_sample_count) ?
- (input_sample_count - output_sample_count) : 0;
+ samples_to_process =
+ (input_sample_count > output_sample_count) ?
+ (input_sample_count - output_sample_count) : 0;
- // Process the samples if necessary...
- if (samples_to_process > 0) {
- const uint64_t unit_size = output_segment->unit_size();
- const uint64_t chunk_sample_count = DecodeChunkLength / unit_size;
+ if (samples_to_process > 0) {
+ const uint64_t unit_size = output_segment->unit_size();
+ const uint64_t chunk_sample_count = DecodeChunkLength / unit_size;
- uint64_t processed_samples = 0;
- do {
- const uint64_t start_sample = output_sample_count + processed_samples;
- const uint64_t sample_count =
- min(samples_to_process - processed_samples, chunk_sample_count);
+ uint64_t processed_samples = 0;
+ do {
+ const uint64_t start_sample = output_sample_count + processed_samples;
+ const uint64_t sample_count =
+ min(samples_to_process - processed_samples, chunk_sample_count);
- mux_logic_samples(segment_id, start_sample, start_sample + sample_count);
- processed_samples += sample_count;
+ mux_logic_samples(segment_id, start_sample, start_sample + sample_count);
+ processed_samples += sample_count;
- // ...and process the newly muxed logic data
- decode_input_cond_.notify_one();
- } while (!logic_mux_interrupt_ && (processed_samples < samples_to_process));
- }
+ // ...and process the newly muxed logic data
+ decode_input_cond_.notify_one();
+ } while (!logic_mux_interrupt_ && (processed_samples < samples_to_process));
+ }
+ } while (!logic_mux_interrupt_ && (samples_to_process > 0));
- if (samples_to_process == 0) {
- // TODO Optimize this by caching the input segment count and only
- // querying it when the cached value was reached
- if (segment_id < get_input_segment_count() - 1) {
- // Process next segment
- segment_id++;
+ if (!logic_mux_interrupt_) {
+ // samples_to_process is now 0, we've exhausted the currently available input data
- output_segment =
- make_shared(*logic_mux_data_, segment_id,
- logic_mux_unit_size_, 0);
- logic_mux_data_->push_segment(output_segment);
+ // If the input segments are complete, we've completed this segment
+ if (all_input_segments_complete(segment_id)) {
+ if (!output_segment->is_complete())
+ output_segment->set_complete();
- output_segment->set_samplerate(get_input_samplerate(segment_id));
+ if (segment_id < get_input_segment_count() - 1) {
- } else {
- // All segments have been processed
- logic_mux_data_invalid_ = false;
+ // Process next segment
+ segment_id++;
- // Wait for more input
+ output_segment =
+ make_shared(*logic_mux_data_, segment_id,
+ logic_mux_unit_size_, 0);
+ logic_mux_data_->push_segment(output_segment);
+
+ output_segment->set_samplerate(get_input_samplerate(segment_id));
+ } else {
+ // Wait for more input data if we're processing the currently last segment
+ unique_lock logic_mux_lock(logic_mux_mutex_);
+ logic_mux_cond_.wait(logic_mux_lock);
+ }
+ } else {
+ // Input segments aren't all complete yet but samples_to_process is 0, wait for more input data
unique_lock logic_mux_lock(logic_mux_mutex_);
logic_mux_cond_.wait(logic_mux_lock);
}
}
-
} while (!logic_mux_interrupt_);
}
void DecodeSignal::decode_data(
const int64_t abs_start_samplenum, const int64_t sample_count,
- const shared_ptr input_segment)
+ const shared_ptr input_segment)
{
const int64_t unit_size = input_segment->unit_size();
const int64_t chunk_sample_count = DecodeChunkLength / unit_size;
for (int64_t i = abs_start_samplenum;
- error_message_.isEmpty() && !decode_interrupt_ &&
- (i < (abs_start_samplenum + sample_count));
+ !decode_interrupt_ && (i < (abs_start_samplenum + sample_count));
i += chunk_sample_count) {
const int64_t chunk_end = min(i + chunk_sample_count,
@@ -1168,8 +1306,10 @@ 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"));
+ decode_interrupt_ = true;
+ }
delete[] chunk;
@@ -1195,16 +1335,20 @@ void DecodeSignal::decode_proc()
current_segment_id_ = 0;
// If there is no input data available yet, wait until it is or we're interrupted
- if (logic_mux_data_->logic_segments().size() == 0) {
- unique_lock input_wait_lock(input_mutex_);
- decode_input_cond_.wait(input_wait_lock);
- }
+ do {
+ if (logic_mux_data_->logic_segments().size() == 0) {
+ // Wait for input data
+ unique_lock input_wait_lock(input_mutex_);
+ decode_input_cond_.wait(input_wait_lock);
+ }
+ } while ((!decode_interrupt_) && (logic_mux_data_->logic_segments().size() == 0));
if (decode_interrupt_)
return;
- shared_ptr input_segment = logic_mux_data_->logic_segments().front();
- assert(input_segment);
+ shared_ptr input_segment = logic_mux_data_->logic_segments().front()->get_shared_ptr();
+ if (!input_segment)
+ return;
// Create the initial segment and set its sample rate so that we can pass it to SRD
create_decode_segment();
@@ -1213,57 +1357,71 @@ void DecodeSignal::decode_proc()
start_srd_session();
- uint64_t sample_count = 0;
+ uint64_t samples_to_process = 0;
uint64_t abs_start_samplenum = 0;
do {
// Keep processing new samples until we exhaust the input data
do {
- lock_guard input_lock(input_mutex_);
- sample_count = input_segment->get_sample_count() - abs_start_samplenum;
+ samples_to_process = input_segment->get_sample_count() - abs_start_samplenum;
- if (sample_count > 0) {
- decode_data(abs_start_samplenum, sample_count, input_segment);
- abs_start_samplenum += sample_count;
+ if (samples_to_process > 0) {
+ decode_data(abs_start_samplenum, samples_to_process, input_segment);
+ abs_start_samplenum += samples_to_process;
}
- } while (error_message_.isEmpty() && (sample_count > 0) && !decode_interrupt_);
-
- if (error_message_.isEmpty() && !decode_interrupt_ && sample_count == 0) {
- if (current_segment_id_ < logic_mux_data_->logic_segments().size() - 1) {
- // Process next segment
- current_segment_id_++;
-
- try {
- input_segment = logic_mux_data_->logic_segments().at(current_segment_id_);
- } 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();
- return;
+ } while (!decode_interrupt_ && (samples_to_process > 0));
+
+ if (!decode_interrupt_) {
+ // samples_to_process is now 0, we've exhausted the currently available input data
+
+ // If the input segment is complete, we've exhausted this segment
+ if (input_segment->is_complete()) {
+#if defined HAVE_SRD_SESSION_SEND_EOF && HAVE_SRD_SESSION_SEND_EOF
+ // Tell protocol decoders about the end of
+ // the input data, which may result in more
+ // annotations being emitted
+ (void)srd_session_send_eof(srd_session_);
+ new_annotations();
+#endif
+
+ if (current_segment_id_ < (logic_mux_data_->logic_segments().size() - 1)) {
+ // Process next segment
+ current_segment_id_++;
+
+ try {
+ input_segment = logic_mux_data_->logic_segments().at(current_segment_id_);
+ } 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();
+ decode_interrupt_ = true;
+ return;
+ }
+ abs_start_samplenum = 0;
+
+ // Create the next segment and set its metadata
+ create_decode_segment();
+ segments_.at(current_segment_id_).samplerate = input_segment->samplerate();
+ segments_.at(current_segment_id_).start_time = input_segment->start_time();
+
+ // Reset decoder state but keep the decoder stack intact
+ terminate_srd_session();
+ } else {
+ // All segments have been processed
+ if (!decode_interrupt_)
+ decode_finished();
+
+ // Wait for more input data
+ unique_lock input_wait_lock(input_mutex_);
+ decode_input_cond_.wait(input_wait_lock);
}
- abs_start_samplenum = 0;
-
- // Create the next segment and set its metadata
- create_decode_segment();
- segments_.at(current_segment_id_).samplerate = input_segment->samplerate();
- segments_.at(current_segment_id_).start_time = input_segment->start_time();
-
- // Reset decoder state but keep the decoder stack intact
- terminate_srd_session();
} else {
- // All segments have been processed
- decode_finished();
-
- // Wait for new input data or an interrupt was requested
+ // Input segment isn't complete yet but samples_to_process is 0, wait for more input data
unique_lock input_wait_lock(input_mutex_);
decode_input_cond_.wait(input_wait_lock);
}
- }
- } 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();
+ }
+ } while (!decode_interrupt_);
}
void DecodeSignal::start_srd_session()
@@ -1295,6 +1453,9 @@ void DecodeSignal::start_srd_session()
return;
}
+ // Update the samplerates for the output logic channels
+ update_output_signals();
+
// Create the session
srd_session_new(&srd_session_);
assert(srd_session_);
@@ -1328,6 +1489,9 @@ void DecodeSignal::start_srd_session()
srd_pd_output_callback_add(srd_session_, SRD_OUTPUT_BINARY,
DecodeSignal::binary_callback, this);
+ srd_pd_output_callback_add(srd_session_, SRD_OUTPUT_LOGIC,
+ DecodeSignal::logic_output_callback, this);
+
srd_session_start(srd_session_);
// We just recreated the srd session, so all stack changes are applied now
@@ -1342,6 +1506,9 @@ void DecodeSignal::terminate_srd_session()
// those stacks which still are processing data while the
// application no longer wants them to.
if (srd_session_) {
+#if defined HAVE_SRD_SESSION_SEND_EOF && HAVE_SRD_SESSION_SEND_EOF
+ (void)srd_session_send_eof(srd_session_);
+#endif
srd_session_terminate_reset(srd_session_);
// Metadata is cleared also, so re-set it
@@ -1371,20 +1538,35 @@ void DecodeSignal::stop_srd_session()
void DecodeSignal::connect_input_notifiers()
{
- // Disconnect the notification slot from the previous set of signals
- disconnect(this, SLOT(on_data_cleared()));
- disconnect(this, SLOT(on_data_received()));
-
// Connect the currently used signals to our slot
for (decode::DecodeChannel& ch : channels_) {
if (!ch.assigned_signal)
continue;
+ const data::SignalBase *signal = ch.assigned_signal.get();
- const data::SignalBase *signal = ch.assigned_signal;
connect(signal, SIGNAL(samples_cleared()),
- this, SLOT(on_data_cleared()));
+ this, SLOT(on_data_cleared()), Qt::UniqueConnection);
connect(signal, SIGNAL(samples_added(uint64_t, uint64_t, uint64_t)),
- this, SLOT(on_data_received()));
+ this, SLOT(on_data_received()), Qt::UniqueConnection);
+
+ if (signal->logic_data())
+ connect(signal->logic_data().get(), SIGNAL(segment_completed()),
+ this, SLOT(on_input_segment_completed()), Qt::UniqueConnection);
+ }
+}
+
+void DecodeSignal::disconnect_input_notifiers()
+{
+ // Disconnect the notification slot from the previous set of signals
+ for (decode::DecodeChannel& ch : channels_) {
+ if (!ch.assigned_signal)
+ continue;
+ const data::SignalBase *signal = ch.assigned_signal.get();
+ disconnect(signal, nullptr, this, SLOT(on_data_cleared()));
+ disconnect(signal, nullptr, this, SLOT(on_data_received()));
+
+ if (signal->logic_data())
+ disconnect(signal->logic_data().get(), nullptr, this, SLOT(on_input_segment_completed()));
}
}
@@ -1562,6 +1744,77 @@ void DecodeSignal::binary_callback(srd_proto_data *pdata, void *decode_signal)
ds->new_binary_data(ds->current_segment_id_, (void*)dec, pdb->bin_class);
}
+void DecodeSignal::logic_output_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;
+
+ lock_guard lock(ds->output_mutex_);
+
+ assert(pdata->pdo);
+ assert(pdata->pdo->di);
+ const srd_decoder *const decc = pdata->pdo->di->decoder;
+ assert(decc);
+
+ const srd_proto_data_logic *const pdl = (const srd_proto_data_logic*)pdata->data;
+ assert(pdl);
+
+ // FIXME Only one group supported for now
+ if (pdl->logic_group > 0) {
+ qWarning() << "Received logic output state change for group" << pdl->logic_group << "from decoder" \
+ << QString::fromUtf8(decc->name) << "but only group 0 is currently supported";
+ return;
+ }
+
+ shared_ptr output_logic = ds->output_logic_.at(decc);
+
+ vector< shared_ptr > segments = output_logic->segments();
+
+ shared_ptr last_segment;
+
+ if (!segments.empty())
+ last_segment = dynamic_pointer_cast(segments.back());
+ else {
+ // Happens when the data was cleared - all segments are gone then
+ // segment_id is always 0 as it's the first segment
+ last_segment = make_shared(
+ *output_logic, 0, (output_logic->num_channels() + 7) / 8, output_logic->get_samplerate());
+ output_logic->push_segment(last_segment);
+ }
+
+ if (pdata->start_sample < pdata->end_sample) {
+ vector data;
+ const unsigned int unit_size = last_segment->unit_size();
+ data.resize(unit_size * (1 + pdl->repeat_count));
+
+ if (unit_size == 1)
+ for (unsigned int i = 0; i <= pdl->repeat_count; i++)
+ data.data()[i * unit_size] = *((uint8_t*)pdl->data);
+ else if (unit_size == 2)
+ for (unsigned int i = 0; i <= pdl->repeat_count; i++)
+ data.data()[i * unit_size] = *((uint16_t*)pdl->data);
+ else if (unit_size <= 4)
+ for (unsigned int i = 0; i <= pdl->repeat_count; i++)
+ data.data()[i * unit_size] = *((uint32_t*)pdl->data);
+ else if (unit_size <= 8)
+ for (unsigned int i = 0; i <= pdl->repeat_count; i++)
+ data.data()[i * unit_size] = *((uint64_t*)pdl->data);
+ else
+ for (unsigned int i = 0; i <= pdl->repeat_count; i++)
+ memcpy((void*)&data.data()[i * unit_size], (void*)pdl->data, unit_size);
+
+ last_segment->append_payload(data.data(), data.size());
+ } else
+ qWarning() << "Ignoring malformed logic output state change for group" << pdl->logic_group << "from decoder" \
+ << QString::fromUtf8(decc->name) << "from" << pdata->start_sample << "to" << pdata->end_sample;
+}
+
void DecodeSignal::on_capture_state_changed(int state)
{
// If a new acquisition was started, we need to start decoding from scratch
@@ -1579,17 +1832,29 @@ 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
+ // we have set an error message. Bail out if we still don't have data
// to work with
if ((!error_message_.isEmpty()) && (get_input_segment_count() == 0))
return;
+ if (!error_message_.isEmpty()) {
+ error_message_.clear();
+ // TODO Emulate noquote()
+ qDebug().nospace() << name() << ": Input data available, error cleared";
+ }
+
if (!logic_mux_thread_.joinable())
begin_decode();
else
logic_mux_cond_.notify_one();
}
+void DecodeSignal::on_input_segment_completed()
+{
+ if (!logic_mux_thread_.joinable())
+ logic_mux_cond_.notify_one();
+}
+
void DecodeSignal::on_annotation_visibility_changed()
{
annotation_visibility_changed();