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Framework for dynamic videoio backends, FFmpeg and GStreamer plugins

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This commit is contained in:
Maksim Shabunin
2019-01-14 13:33:38 +03:00
parent 8bde6aea4b
commit 9702987209
64 changed files with 2330 additions and 1528 deletions
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modules/videoio/src/precomp.hpp
+1 -116
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@@ -80,121 +80,6 @@
#undef abs
#endif
#define __BEGIN__ __CV_BEGIN__
#define __END__ __CV_END__
#define EXIT __CV_EXIT__
/***************************** CvCapture structure ******************************/
struct CvCapture
{
virtual ~CvCapture() {}
virtual double getProperty(int) const { return 0; }
virtual bool setProperty(int, double) { return 0; }
virtual bool grabFrame() { return true; }
virtual IplImage* retrieveFrame(int) { return 0; }
virtual int getCaptureDomain() { return cv::CAP_ANY; } // Return the type of the capture object: CAP_DSHOW, etc...
};
/*************************** CvVideoWriter structure ****************************/
struct CvVideoWriter
{
virtual ~CvVideoWriter() {}
virtual bool writeFrame(const IplImage*) { return false; }
virtual int getCaptureDomain() const { return cv::CAP_ANY; } // Return the type of the capture object: CAP_FFMPEG, etc...
};
CvCapture * cvCreateCameraCapture_V4L( int index );
CvCapture * cvCreateCameraCapture_V4L( const char* deviceName );
CvCapture * cvCreateCameraCapture_DC1394_2( int index );
CvCapture* cvCreateCameraCapture_MIL( int index );
CvCapture* cvCreateCameraCapture_Giganetix( int index );
CvCapture* cvCreateFileCapture_Win32( const char* filename );
CvVideoWriter* cvCreateVideoWriter_Win32( const char* filename, int fourcc,
double fps, CvSize frameSize, int is_color );
CvCapture* cvCreateCameraCapture_DShow( int index );
CvCapture* cvCreateCameraCapture_OpenNI( int index );
CvCapture* cvCreateCameraCapture_OpenNI2( int index );
CvCapture* cvCreateFileCapture_OpenNI( const char* filename );
CvCapture* cvCreateFileCapture_OpenNI2( const char* filename );
CvCapture* cvCreateCameraCapture_Android( int index );
CvCapture* cvCreateCameraCapture_XIMEA( int index );
CvCapture* cvCreateCameraCapture_XIMEA( const char* serialNumber );
CvCapture* cvCreateCameraCapture_AVFoundation(int index);
CvCapture* cvCreateCameraCapture_Aravis( int index );
CvVideoWriter* cvCreateVideoWriter_Images(const char* filename);
#define CV_CAP_GSTREAMER_1394 0
#define CV_CAP_GSTREAMER_V4L 1
#define CV_CAP_GSTREAMER_V4L2 2
#define CV_CAP_GSTREAMER_FILE 3
CvCapture * cvCreateFileCapture_QT (const char * filename);
CvCapture * cvCreateCameraCapture_QT (const int index);
CvVideoWriter* cvCreateVideoWriter_QT ( const char* filename, int fourcc,
double fps, CvSize frameSize, int is_color );
CvCapture* cvCreateFileCapture_AVFoundation (const char * filename);
CvVideoWriter* cvCreateVideoWriter_AVFoundation( const char* filename, int fourcc,
double fps, CvSize frameSize, int is_color );
CvCapture * cvCreateCameraCapture_PvAPI (const int index);
CvVideoWriter* cvCreateVideoWriter_GStreamer( const char* filename, int fourcc,
double fps, CvSize frameSize, int is_color );
namespace cv
{
class IVideoCapture
{
public:
virtual ~IVideoCapture() {}
virtual double getProperty(int) const { return 0; }
virtual bool setProperty(int, double) { return false; }
virtual bool grabFrame() = 0;
virtual bool retrieveFrame(int, OutputArray) = 0;
virtual bool isOpened() const = 0;
virtual int getCaptureDomain() { return CAP_ANY; } // Return the type of the capture object: CAP_DSHOW, etc...
};
class IVideoWriter
{
public:
virtual ~IVideoWriter() {}
virtual double getProperty(int) const { return 0; }
virtual bool setProperty(int, double) { return false; }
virtual bool isOpened() const = 0;
virtual void write(InputArray) = 0;
virtual int getCaptureDomain() const { return cv::CAP_ANY; } // Return the type of the capture object: CAP_FFMPEG, etc...
};
Ptr<IVideoCapture> createFileCapture_Images(const String& filename);
Ptr<IVideoCapture> createMotionJpegCapture(const String& filename);
Ptr<IVideoWriter> createMotionJpegWriter(const String& filename, int fourcc, double fps, Size frameSize, bool iscolor);
Ptr<IVideoCapture> createGPhoto2Capture(int index);
Ptr<IVideoCapture> createGPhoto2Capture(const String& deviceName);
Ptr<IVideoCapture> createXINECapture(const char* filename);
Ptr<IVideoCapture> createGStreamerCapture(const String& filename);
Ptr<IVideoCapture> createGStreamerCapture(int index);
Ptr<cv::IVideoCapture> cvCreateFileCapture_FFMPEG_proxy(const String& filename);
Ptr<IVideoWriter> cvCreateVideoWriter_FFMPEG_proxy(const String& filename, int fourcc, double fps, Size frameSize, int isColor);
Ptr<IVideoCapture> cvCreateCapture_MSMF(int index);
Ptr<IVideoCapture> cvCreateCapture_MSMF(const String& filename);
Ptr<IVideoWriter> cvCreateVideoWriter_MSMF(const String& filename, int fourcc, double fps, Size frameSize, int is_color);
}
#include "cap_interface.hpp"
#endif /* __VIDEOIO_H_ */