Cigarette/CigaretteSingle/OpenCV455Simple/include/opencv2/videoio/videoio_c.h

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#ifndef OPENCV_VIDEOIO_H
#define OPENCV_VIDEOIO_H

#include "opencv2/core/core_c.h"

#include "opencv2/videoio/legacy/constants_c.h"

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

/**
  @addtogroup videoio_c
  @{
*/

/****************************************************************************************\
*                         Working with Video Files and Cameras                           *
\****************************************************************************************/

/** @brief "black box" capture structure

In C++ use cv::VideoCapture
*/
typedef struct CvCapture CvCapture;

/** @brief start capturing frames from video file
*/
CVAPI(CvCapture*) cvCreateFileCapture( const char* filename );

/** @brief start capturing frames from video file. allows specifying a preferred API to use
*/
CVAPI(CvCapture*) cvCreateFileCaptureWithPreference( const char* filename , int apiPreference);

/** @brief start capturing frames from camera: index = camera_index + domain_offset (CV_CAP_*)
*/
CVAPI(CvCapture*) cvCreateCameraCapture( int index );

/** @brief grab a frame, return 1 on success, 0 on fail.

  this function is thought to be fast
*/
CVAPI(int) cvGrabFrame( CvCapture* capture );

/** @brief get the frame grabbed with cvGrabFrame(..)

  This function may apply some frame processing like
  frame decompression, flipping etc.
  @warning !!!DO NOT RELEASE or MODIFY the retrieved frame!!!
*/
CVAPI(IplImage*) cvRetrieveFrame( CvCapture* capture, int streamIdx CV_DEFAULT(0) );

/** @brief Just a combination of cvGrabFrame and cvRetrieveFrame

  @warning !!!DO NOT RELEASE or MODIFY the retrieved frame!!!
*/
CVAPI(IplImage*) cvQueryFrame( CvCapture* capture );

/** @brief stop capturing/reading and free resources
*/
CVAPI(void) cvReleaseCapture( CvCapture** capture );

/** @brief retrieve capture properties
*/
CVAPI(double) cvGetCaptureProperty( CvCapture* capture, int property_id );
/** @brief set capture properties
*/
CVAPI(int)    cvSetCaptureProperty( CvCapture* capture, int property_id, double value );

/** @brief Return the type of the capturer (eg, ::CV_CAP_VFW, ::CV_CAP_UNICAP)

It is unknown if created with ::CV_CAP_ANY
*/
CVAPI(int)    cvGetCaptureDomain( CvCapture* capture);

/** @brief "black box" video file writer structure

In C++ use cv::VideoWriter
*/
typedef struct CvVideoWriter CvVideoWriter;

/** @brief initialize video file writer
*/
CVAPI(CvVideoWriter*) cvCreateVideoWriter( const char* filename, int fourcc,
                                           double fps, CvSize frame_size,
                                           int is_color CV_DEFAULT(1));

/** @brief write frame to video file
*/
CVAPI(int) cvWriteFrame( CvVideoWriter* writer, const IplImage* image );

/** @brief close video file writer
*/
CVAPI(void) cvReleaseVideoWriter( CvVideoWriter** writer );

// ***************************************************************************************
//! @name Obsolete functions/synonyms
//! @{
#define cvCaptureFromCAM cvCreateCameraCapture //!< @deprecated use cvCreateCameraCapture() instead
#define cvCaptureFromFile cvCreateFileCapture  //!< @deprecated use cvCreateFileCapture() instead
#define cvCaptureFromAVI cvCaptureFromFile     //!< @deprecated use cvCreateFileCapture() instead
#define cvCreateAVIWriter cvCreateVideoWriter  //!< @deprecated use cvCreateVideoWriter() instead
#define cvWriteToAVI cvWriteFrame              //!< @deprecated use cvWriteFrame() instead
//!  @} Obsolete...

//! @} videoio_c

#ifdef __cplusplus
}
#endif

#endif //OPENCV_VIDEOIO_H