File size: 4,659 Bytes
7fc5a59 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 | #ifndef OPENPOSE_THREAD_SUB_THREAD_HPP
#define OPENPOSE_THREAD_SUB_THREAD_HPP
#include <openpose/core/common.hpp>
#include <openpose/thread/worker.hpp>
namespace op
{
template<typename TDatums, typename TWorker = std::shared_ptr<Worker<TDatums>>>
class SubThread
{
public:
explicit SubThread(const std::vector<TWorker>& tWorkers);
// Destructor
virtual ~SubThread();
void initializationOnThread();
virtual bool work() = 0;
protected:
inline size_t getTWorkersSize() const
{
return mTWorkers.size();
}
bool workTWorkers(TDatums& tDatums, const bool inputIsRunning);
private:
std::vector<TWorker> mTWorkers;
DELETE_COPY(SubThread);
};
}
// Implementation
namespace op
{
template<typename TDatums, typename TWorker>
SubThread<TDatums, TWorker>::SubThread(const std::vector<TWorker>& tWorkers) :
mTWorkers{tWorkers}
{
}
template<typename TDatums, typename TWorker>
SubThread<TDatums, TWorker>::~SubThread()
{
}
template<typename TDatums, typename TWorker>
bool SubThread<TDatums, TWorker>::workTWorkers(TDatums& tDatums, const bool inputIsRunning)
{
try
{
// If !inputIsRunning -> try to close TWorkers
if (!inputIsRunning)
{
for (auto& tWorkers : mTWorkers)
{
tWorkers->tryStop();
if (tWorkers->isRunning())
break;
}
}
// If (at least) last TWorker still working -> make TWorkers work
if ((*mTWorkers.crbegin())->isRunning())
{
// Iterate over all workers and check whether some of them stopped
auto allRunning = true;
auto lastOneStopped = false;
for (auto& worker : mTWorkers)
{
if (lastOneStopped)
worker->tryStop();
if (!worker->checkAndWork(tDatums))
{
allRunning = false;
lastOneStopped = true;
}
else
lastOneStopped = false;
}
if (allRunning)
return true;
else
{
// If last one still running -> try to stop workers
// If last one stopped -> return false
auto lastRunning = (*mTWorkers.crbegin())->isRunning();
if (lastRunning)
{
// Check last one that stopped
auto lastIndexNotRunning = 0ull;
for (auto i = mTWorkers.size() - 1 ; i > 0 ; i--)
{
if (!mTWorkers[i]->checkAndWork(tDatums))
{
lastIndexNotRunning = i;
break;
}
}
// Stop workers before last index stopped
for (auto i = 0ull; i < lastIndexNotRunning ; i++)
mTWorkers[i]->stop();
// Try stopping workers after last index stopped
lastRunning = false;
for (auto i = lastIndexNotRunning+1; i < mTWorkers.size() ; i++)
{
mTWorkers[i]->tryStop();
if (mTWorkers[i]->isRunning())
{
lastRunning = true;
break;
}
}
}
return lastRunning;
}
}
else
return false;
}
catch (const std::exception& e)
{
error(e.what(), __LINE__, __FUNCTION__, __FILE__);
return false;
}
}
template<typename TDatums, typename TWorker>
void SubThread<TDatums, TWorker>::initializationOnThread()
{
try
{
for (auto& tWorker : mTWorkers)
tWorker->initializationOnThreadNoException();
}
catch (const std::exception& e)
{
error(e.what(), __LINE__, __FUNCTION__, __FILE__);
}
}
COMPILE_TEMPLATE_DATUM(SubThread);
}
#endif // OPENPOSE_THREAD_SUB_THREAD_HPP
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