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Adding debug output to JSON header reader

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This commit is contained in:
babic_a
2018-05-24 18:05:05 +02:00
parent 76ea5078d8
commit 4abf93aa54
1 changed files with 35 additions and 27 deletions
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src/ZmqReceiver.cpp
+35 -27
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@@ -61,7 +61,7 @@ pair<shared_ptr<FrameMetadata>, char*> ZmqReceiver::receive()
// Get the message data.
if (!receiver->recv(&message_data)) {
cout << "[ZmqReceiver::receive] Error while reading from ZMQ. Frame index " << frame_metadata->frame_index << " lost.";
cout << " Trying to continue with the next frame." << endl;\
cout << " Trying to continue with the next frame." << endl;
return {NULL, NULL};
}
@@ -156,38 +156,46 @@ shared_ptr<char> ZmqReceiver::get_value_from_json(const pt::ptree& json_header,
shared_ptr<FrameMetadata> ZmqReceiver::read_json_header(const string& header)
{
stringstream header_stream;
header_stream << header << endl;
pt::read_json(header_stream, json_header);
try {
stringstream header_stream;
header_stream << header << endl;
pt::read_json(header_stream, json_header);
auto header_data = make_shared<FrameMetadata>();
auto header_data = make_shared<FrameMetadata>();
header_data->frame_index = json_header.get<uint64_t>("frame");
header_data->frame_index = json_header.get<uint64_t>("frame");
for (const auto& item : json_header.get_child("shape")) {
header_data->frame_shape.push_back(item.second.get_value<size_t>());
}
// Array 1.0 specified little endian as the default encoding.
header_data->endianness = json_header.get("endianness", "little");
header_data->type = json_header.get<string>("type");
if (header_values_type) {
for (const auto& value_mapping : *header_values_type) {
const auto& name = value_mapping.first;
const auto& type = value_mapping.second;
auto value = get_value_from_json(json_header, name, type);
header_data->header_values.insert(
{name, value}
);
for (const auto& item : json_header.get_child("shape")) {
header_data->frame_shape.push_back(item.second.get_value<size_t>());
}
// Array 1.0 specified little endian as the default encoding.
header_data->endianness = json_header.get("endianness", "little");
header_data->type = json_header.get<string>("type");
if (header_values_type) {
for (const auto& value_mapping : *header_values_type) {
const auto& name = value_mapping.first;
const auto& type = value_mapping.second;
auto value = get_value_from_json(json_header, name, type);
header_data->header_values.insert(
{name, value}
);
}
}
return header_data;
} except (...) {
cout << "[ZmqReceiver::read_json_header] Error while interpreting the JSON header. Header string: " << header << endl;
throw;
}
return header_data;
}
const shared_ptr<unordered_map<string, string>> ZmqReceiver::get_header_values_type() const{