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subThreadQueueInOut.hpp
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94 lines (81 loc) · 2.96 KB
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#ifndef OPENPOSE_THREAD_THREAD_QUEUE_IN_OUT_HPP
#define OPENPOSE_THREAD_THREAD_QUEUE_IN_OUT_HPP
#include <openpose/core/common.hpp>
#include <openpose/thread/queue.hpp>
#include <openpose/thread/thread.hpp>
#include <openpose/thread/worker.hpp>
namespace op
{
template<typename TDatums, typename TWorker = std::shared_ptr<Worker<TDatums>>, typename TQueue = Queue<TDatums>>
class SubThreadQueueInOut : public SubThread<TDatums, TWorker>
{
public:
SubThreadQueueInOut(const std::vector<TWorker>& tWorkers, const std::shared_ptr<TQueue>& tQueueIn, const std::shared_ptr<TQueue>& tQueueOut);
bool work();
private:
std::shared_ptr<TQueue> spTQueueIn;
std::shared_ptr<TQueue> spTQueueOut;
DELETE_COPY(SubThreadQueueInOut);
};
}
// Implementation
namespace op
{
template<typename TDatums, typename TWorker, typename TQueue>
SubThreadQueueInOut<TDatums, TWorker, TQueue>::SubThreadQueueInOut(const std::vector<TWorker>& tWorkers, const std::shared_ptr<TQueue>& tQueueIn,
const std::shared_ptr<TQueue>& tQueueOut) :
SubThread<TDatums, TWorker>{tWorkers},
spTQueueIn{tQueueIn},
spTQueueOut{tQueueOut}
{
// spTQueueIn->addPopper();
spTQueueOut->addPusher();
}
template<typename TDatums, typename TWorker, typename TQueue>
bool SubThreadQueueInOut<TDatums, TWorker, TQueue>::work()
{
try
{
// If output queue is closed -> close input queue
if (!spTQueueOut->isRunning())
{
spTQueueIn->stop();
return false;
}
// If output queue running -> normal operation
else
{
// Pop TDatums
TDatums tDatums;
bool workersAreRunning = spTQueueIn->tryPop(tDatums);
// Check queue not stopped
if (!workersAreRunning)
workersAreRunning = spTQueueIn->isRunning();
// Process TDatums
workersAreRunning = this->workTWorkers(tDatums, workersAreRunning);
// Push/emplace tDatums if successfully processed
if (workersAreRunning)
{
if (tDatums != nullptr)
spTQueueOut->waitAndEmplace(tDatums);
}
// Close both queues otherwise
else
{
spTQueueIn->stop();
spTQueueOut->stopPusher();
}
return workersAreRunning;
}
}
catch (const std::exception& e)
{
error(e.what(), __LINE__, __FUNCTION__, __FILE__);
spTQueueIn->stop();
spTQueueOut->stop();
return false;
}
}
COMPILE_TEMPLATE_DATUM(SubThreadQueueInOut);
}
#endif // OPENPOSE_THREAD_THREAD_QUEUE_IN_OUT_HPP