mmdeploy/csrc/core/graph.cpp

86 lines
2.1 KiB
C++

// Copyright (c) OpenMMLab. All rights reserved.
#include "core/graph.h"
#include "archive/value_archive.h"
#include "core/registry.h"
namespace mmdeploy {
namespace graph {
TaskGraph::Handle* TaskGraph::Add(TaskFunction fn) {
function_.push_back(std::move(fn));
handle_.push_back(std::make_unique<Handle>());
return handle_.back().get();
}
TaskGraph::~TaskGraph() {
for (int i = 0; i < time_.size(); ++i) {
MMDEPLOY_INFO("node {} ({}): {} ms", i, handle_[i]->name(),
static_cast<float>(time_[i]) / count_);
}
}
Result<Value> TaskGraph::Run(Value inputs) {
Context ctx(this);
ctx.push(std::move(inputs));
time_.resize(function_.size());
for (int i = 0; i < function_.size(); ++i) {
auto t0 = std::chrono::high_resolution_clock::now();
OUTCOME_TRY(function_[i](ctx));
auto t1 = std::chrono::high_resolution_clock::now();
auto dt = std::chrono::duration<double, std::milli>(t1 - t0).count();
time_[i] += dt;
}
count_ += 1;
return ctx.pop();
}
std::vector<Result<Value>> TaskGraph::Execute(Span<std::function<Result<Value>()>> tasks) {
#if MMDEPLOY_USE_TASKFLOW
std::vector<tf::Future<std::optional<Result<Value>>>> futures;
futures.reserve(tasks.size());
for (auto& task : tasks) {
futures.push_back(executor_.async(task));
}
executor_.wait_for_all();
std::vector<Result<Value>> rets;
rets.reserve(tasks.size());
for (auto& future : futures) {
Result<Value> ret = Status(eUnknown);
try {
ret = *future.get();
} catch (...) {
ret = Status(eFail);
}
rets.push_back(std::move(ret));
}
return rets;
#else
std::vector<Result<Value>> rets;
rets.reserve(tasks.size());
for (auto& task : tasks) {
Result<Value> ret = Status(eUnknown);
try {
ret = task();
} catch (const Exception& e) {
ret = failure(e.code());
} catch (...) {
ret = Status(eFail);
}
rets.push_back(std::move(ret));
}
return rets;
#endif
}
std::vector<Result<Value>> Context::Execute(Span<std::function<Result<Value>()>> tasks) {
return graph_->Execute(tasks);
}
} // namespace graph
MMDEPLOY_DEFINE_REGISTRY(graph::Node);
} // namespace mmdeploy