File size: 2,557 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 | #ifndef OPENPOSE_PRODUCER_VIDEO_CAPTURE_READER_HPP
#define OPENPOSE_PRODUCER_VIDEO_CAPTURE_READER_HPP
#include <openpose/core/common.hpp>
#include <openpose/producer/producer.hpp>
namespace op
{
/**
* VideoCaptureReader is an abstract class to extract frames from a cv::VideoCapture source (video file,
* webcam stream, etc.). It has the basic and common functions of the cv::VideoCapture class (e.g., get, set, etc.).
*/
class OP_API VideoCaptureReader : public Producer
{
public:
/**
* This constructor of VideoCaptureReader wraps cv::VideoCapture(const int).
* @param index const int indicating the cv::VideoCapture constructor int argument, in the range [0, 9].
*/
explicit VideoCaptureReader(const int index, const bool throwExceptionIfNoOpened,
const std::string& cameraParameterPath, const bool undistortImage,
const int numberViews);
/**
* This constructor of VideoCaptureReader wraps cv::VideoCapture(const std::string).
* @param path const std::string indicating the cv::VideoCapture constructor string argument.
* @param producerType const std::string indicating whether the frame source is an IP camera or video.
*/
explicit VideoCaptureReader(const std::string& path, const ProducerType producerType,
const std::string& cameraParameterPath, const bool undistortImage,
const int numberViews);
/**
* Destructor of VideoCaptureReader. It releases the cv::VideoCapture member. It is virtual so that
* any children class can implement its own destructor.
*/
virtual ~VideoCaptureReader();
virtual std::string getNextFrameName() = 0;
virtual bool isOpened() const;
void release();
virtual double get(const int capProperty) = 0;
virtual void set(const int capProperty, const double value) = 0;
protected:
virtual Matrix getRawFrame() = 0;
virtual std::vector<Matrix> getRawFrames() = 0;
void resetWebcam(const int index, const bool throwExceptionIfNoOpened);
private:
// PIMPL idiom
// http://www.cppsamples.com/common-tasks/pimpl.html
struct ImplVideoCaptureReader;
std::unique_ptr<ImplVideoCaptureReader> upImpl;
DELETE_COPY(VideoCaptureReader);
};
}
#endif // OPENPOSE_PRODUCER_VIDEO_CAPTURE_READER_HPP
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