Files
VideoPipe/objects/vp_meta.cpp
2026-06-03 12:43:14 +08:00

70 lines
2.2 KiB
C++
Executable File

#include "vp_meta.h"
#include "../excepts/vp_invalid_argument_error.h"
namespace vp_objects {
vp_meta::vp_meta(vp_meta_type meta_type, int channel_index):
meta_type(meta_type),
channel_index(channel_index) {
create_time = std::chrono::system_clock::now();
}
vp_meta::~vp_meta() {
}
std::string vp_meta::get_traces_str() {
return "";
}
std::string vp_meta::get_meta_str() {
return "";
}
/*
void vp_meta::attach_trace(std::string node_name) {
if (trace_table.count(node_name)) {
return;
}
std::map<vp_meta_trace_field, std::any> new_trace_record {
{vp_meta_trace_field::SEQUENCE, trace_table.size()},
{vp_meta_trace_field::NODE_NAME, node_name},
{vp_meta_trace_field::IN_TIME, -1},
{vp_meta_trace_field::OUT_TIME, -1},
{vp_meta_trace_field::TEXT_INFO, std::vector<std::string>{}}
};
// append to the end of table
trace_table[node_name] = new_trace_record;
}
void vp_meta::update_trace(std::string node_name, vp_meta_trace_field trace_key, std::any trace_value) {
if (trace_table.count(node_name)) {
auto & trace_record = trace_table[node_name];
assert(trace_record.count(trace_key));
switch (trace_key) {
case vp_meta_trace_field::SEQUENCE:
case vp_meta_trace_field::NODE_NAME:
case vp_meta_trace_field::IN_TIME:
case vp_meta_trace_field::OUT_TIME: {
// replace directly
trace_record[trace_key] = trace_value;
break;
}
case vp_meta_trace_field::TEXT_INFO: {
// append to the end of vector
auto & trace_desc = std::any_cast<std::vector<std::string>&>(trace_record[trace_key]);
trace_desc.push_back(std::any_cast<std::string>(trace_value));
break;
}
default: {
throw vp_excepts::vp_invalid_argument_error("invalid trace_key for meta!");
break;
}
}
}
}*/
}