GstShmTreeUpdater::GstShmTreeUpdater(Quiddity* quid,
GstElement* element,
const std::string& shmpath,
Direction dir,
on_caps_cb_t on_caps_cb,
on_delete_t on_delete_cb)
: quid_(quid),
shmpath_(shmpath),
dir_(dir),
key_(dir_ == Direction::writer ? ".shmdata.writer." : ".shmdata.reader."),
on_del_(on_delete_cb),
shm_sub_(element,
[this, on_caps_cb](const std::string& caps) {
auto parent_path = key_ + shmpath_;
quid_->graft_tree(parent_path + ".caps", InfoTree::make(caps), false);
quid_->graft_tree(parent_path + ".category",
InfoTree::make(ShmdataUtils::get_category(caps)),
false);
quid_->notify_tree_updated(parent_path);
if (on_caps_cb) on_caps_cb(caps);
},
ShmdataStat::make_tree_updater(quid_, key_ + shmpath_)) {
auto path = key_ + shmpath_;
auto tree = quid_->prune_tree(path, false);
// adding default informations for this shmdata
quid_->graft_tree(path, Quiddity::get_shm_information_template(), false);
if (tree) {
for (auto& it : tree->get_child_keys(".")) {
quid_->graft_tree(path + "." + it, tree->prune(it), false);
}
}
}
QuiddityManager::CommandHistory QuiddityManager::get_command_history_from_serialization(
const std::string& save) {
CommandHistory res;
// building the tree
auto tree = JSONSerializer::deserialize(save);
if (!tree) {
g_warning("saved history is malformed");
return res;
}
// history
auto histo_str = std::string("history.");
auto commands_paths = tree->get_child_keys(histo_str);
for (auto& it : commands_paths) {
res.history_.push_back(QuiddityCommand::make_command_from_tree(tree->get_tree(histo_str + it)));
}
// trees
res.quiddities_user_data_ = tree->get_tree("userdata.");
res.quiddities_ = tree->get_tree(".quiddities");
res.properties_ = tree->get_tree(".properties");
res.readers_ = tree->get_tree(".readers");
res.custom_states_ = tree->get_tree(".custom_states");
return res;
}
