webcamReader.hpp

Go to the documentation of this file.

#ifndef OPENPOSE_PRODUCER_WEBCAM_READER_HPP
#define OPENPOSE_PRODUCER_WEBCAM_READER_HPP
 
#include <atomic>
#include <mutex>
#include <openpose/core/common.hpp>
#include <openpose/producer/videoCaptureReader.hpp>
 
namespace op
{
    class OP_API WebcamReader : public VideoCaptureReader
    {
    public:
        explicit WebcamReader(const int webcamIndex = 0, const Point<int>& webcamResolution = Point<int>{},
                              const bool throwExceptionIfNoOpened = true, const std::string& cameraParameterPath = "",
                              const bool undistortImage = false);
 
        virtual ~WebcamReader();
 
        std::string getNextFrameName();
 
        bool isOpened() const;
 
        double get(const int capProperty);
 
        void set(const int capProperty, const double value);
 
    private:
        const int mIndex;
        const bool mWebcamStarted;
        long long mFrameNameCounter;
        bool mThreadOpened;
        Matrix mBuffer;
        std::mutex mBufferMutex;
        std::atomic<bool> mCloseThread;
        std::thread mThread;
        // Detect camera unplugged
        double mLastNorm;
        std::atomic<int> mDisconnectedCounter;
        Point<int> mResolution;
 
        Matrix getRawFrame();
 
        std::vector<Matrix> getRawFrames();
 
        void bufferingThread();
 
        bool reset();
 
        DELETE_COPY(WebcamReader);
    };
}
 
#endif // OPENPOSE_PRODUCER_WEBCAM_READER_HPP