using OpenCVForUnity.CoreModule;
using OpenCVForUnity.UtilsModule;
using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
namespace OpenCVForUnity.VideoioModule
{
// C++: class VideoCapture
/**
* Class for video capturing from video files, image sequences or cameras.
*
* The class provides C++ API for capturing video from cameras or for reading video files and image sequences.
*
* Here is how the class can be used:
* INCLUDE: samples/cpp/videocapture_basic.cpp
*
* <b>Note:</b> In REF: videoio_c "C API" the black-box structure {code CvCapture} is used instead of %VideoCapture.
* <b>Note:</b>
* <ul>
* <li>
* (C++) A basic sample on using the %VideoCapture interface can be found at
* {code OPENCV_SOURCE_CODE/samples/cpp/videocapture_starter.cpp}
* </li>
* <li>
* (Python) A basic sample on using the %VideoCapture interface can be found at
* {code OPENCV_SOURCE_CODE/samples/python/video.py}
* </li>
* <li>
* (Python) A multi threaded video processing sample can be found at
* {code OPENCV_SOURCE_CODE/samples/python/video_threaded.py}
* </li>
* <li>
* (Python) %VideoCapture sample showcasing some features of the Video4Linux2 backend
* {code OPENCV_SOURCE_CODE/samples/python/video_v4l2.py}
* </li>
* </ul>
*/
public class VideoCapture : DisposableOpenCVObject
{
protected override void Dispose(bool disposing)
{
try
{
if (disposing)
{
}
if (IsEnabledDispose)
{
if (nativeObj != IntPtr.Zero)
videoio_VideoCapture_delete(nativeObj);
nativeObj = IntPtr.Zero;
}
}
finally
{
base.Dispose(disposing);
}
}
protected internal VideoCapture(IntPtr addr) : base(addr) { }
public IntPtr getNativeObjAddr() { return nativeObj; }
// internal usage only
public static VideoCapture __fromPtr__(IntPtr addr) { return new VideoCapture(addr); }
//
// C++: cv::VideoCapture::VideoCapture()
//
/**
* Default constructor
* <b>Note:</b> In REF: videoio_c "C API", when you finished working with video, release CvCapture structure with
* cvReleaseCapture(), or use Ptr<CvCapture> that calls cvReleaseCapture() automatically in the
* destructor.
*/
public VideoCapture()
{
nativeObj = DisposableObject.ThrowIfNullIntPtr(videoio_VideoCapture_VideoCapture_10());
}
//
// C++: cv::VideoCapture::VideoCapture(String filename, int apiPreference = CAP_ANY)
//
/**
*
* Opens a video file or a capturing device or an IP video stream for video capturing with API Preference
*
* param filename it can be:
* <ul>
* <li>
* name of video file (eg. {code video.avi})
* </li>
* <li>
* or image sequence (eg. {code img_%02d.jpg}, which will read samples like {code img_00.jpg, img_01.jpg, img_02.jpg, ...})
* </li>
* <li>
* or URL of video stream (eg. {code protocol://host:port/script_name?script_params|auth})
* </li>
* <li>
* or GStreamer pipeline string in gst-launch tool format in case if GStreamer is used as backend
* Note that each video stream or IP camera feed has its own URL scheme. Please refer to the
* documentation of source stream to know the right URL.
* </li>
* </ul>
* param apiPreference preferred Capture API backends to use. Can be used to enforce a specific reader
* implementation if multiple are available: e.g. cv::CAP_FFMPEG or cv::CAP_IMAGES or cv::CAP_DSHOW.
*
* SEE: cv::VideoCaptureAPIs
*/
public VideoCapture(string filename, int apiPreference)
{
nativeObj = DisposableObject.ThrowIfNullIntPtr(videoio_VideoCapture_VideoCapture_11(filename, apiPreference));
}
/**
*
* Opens a video file or a capturing device or an IP video stream for video capturing with API Preference
*
* param filename it can be:
* <ul>
* <li>
* name of video file (eg. {code video.avi})
* </li>
* <li>
* or image sequence (eg. {code img_%02d.jpg}, which will read samples like {code img_00.jpg, img_01.jpg, img_02.jpg, ...})
* </li>
* <li>
* or URL of video stream (eg. {code protocol://host:port/script_name?script_params|auth})
* </li>
* <li>
* or GStreamer pipeline string in gst-launch tool format in case if GStreamer is used as backend
* Note that each video stream or IP camera feed has its own URL scheme. Please refer to the
* documentation of source stream to know the right URL.
* </li>
* </ul>
* implementation if multiple are available: e.g. cv::CAP_FFMPEG or cv::CAP_IMAGES or cv::CAP_DSHOW.
*
* SEE: cv::VideoCaptureAPIs
*/
public VideoCapture(string filename)
{
nativeObj = DisposableObject.ThrowIfNullIntPtr(videoio_VideoCapture_VideoCapture_12(filename));
}
//
// C++: cv::VideoCapture::VideoCapture(String filename, int apiPreference, vector_int _params)
//
/**
*
* Opens a video file or a capturing device or an IP video stream for video capturing with API Preference and parameters
*
* The {code params} parameter allows to specify extra parameters encoded as pairs {code (paramId_1, paramValue_1, paramId_2, paramValue_2, ...)}.
* See cv::VideoCaptureProperties
* param filename automatically generated
* param apiPreference automatically generated
* param _params automatically generated
*/
public VideoCapture(string filename, int apiPreference, MatOfInt _params)
{
if (_params != null) _params.ThrowIfDisposed();
Mat _params_mat = _params;
nativeObj = DisposableObject.ThrowIfNullIntPtr(videoio_VideoCapture_VideoCapture_13(filename, apiPreference, _params_mat.nativeObj));
}
//
// C++: cv::VideoCapture::VideoCapture(int index, int apiPreference = CAP_ANY)
//
/**
*
* Opens a camera for video capturing
*
* param index id of the video capturing device to open. To open default camera using default backend just pass 0.
* (to backward compatibility usage of camera_id + domain_offset (CAP_*) is valid when apiPreference is CAP_ANY)
* param apiPreference preferred Capture API backends to use. Can be used to enforce a specific reader
* implementation if multiple are available: e.g. cv::CAP_DSHOW or cv::CAP_MSMF or cv::CAP_V4L.
*
* SEE: cv::VideoCaptureAPIs
*/
public VideoCapture(int index, int apiPreference)
{
nativeObj = DisposableObject.ThrowIfNullIntPtr(videoio_VideoCapture_VideoCapture_14(index, apiPreference));
}
/**
*
* Opens a camera for video capturing
*
* param index id of the video capturing device to open. To open default camera using default backend just pass 0.
* (to backward compatibility usage of camera_id + domain_offset (CAP_*) is valid when apiPreference is CAP_ANY)
* implementation if multiple are available: e.g. cv::CAP_DSHOW or cv::CAP_MSMF or cv::CAP_V4L.
*
* SEE: cv::VideoCaptureAPIs
*/
public VideoCapture(int index)
{
nativeObj = DisposableObject.ThrowIfNullIntPtr(videoio_VideoCapture_VideoCapture_15(index));
}
//
// C++: cv::VideoCapture::VideoCapture(int index, int apiPreference, vector_int _params)
//
/**
*
* Opens a camera for video capturing with API Preference and parameters
*
* The {code params} parameter allows to specify extra parameters encoded as pairs {code (paramId_1, paramValue_1, paramId_2, paramValue_2, ...)}.
* See cv::VideoCaptureProperties
* param index automatically generated
* param apiPreference automatically generated
* param _params automatically generated
*/
public VideoCapture(int index, int apiPreference, MatOfInt _params)
{
if (_params != null) _params.ThrowIfDisposed();
Mat _params_mat = _params;
nativeObj = DisposableObject.ThrowIfNullIntPtr(videoio_VideoCapture_VideoCapture_16(index, apiPreference, _params_mat.nativeObj));
}
//
// C++: bool cv::VideoCapture::open(String filename, int apiPreference = CAP_ANY)
//
/**
* Opens a video file or a capturing device or an IP video stream for video capturing.
*
*
*
* Parameters are same as the constructor VideoCapture(const String& filename, int apiPreference = CAP_ANY)
* return {code true} if the file has been successfully opened
*
* The method first calls VideoCapture::release to close the already opened file or camera.
* param filename automatically generated
* param apiPreference automatically generated
*/
public bool open(string filename, int apiPreference)
{
ThrowIfDisposed();
return videoio_VideoCapture_open_10(nativeObj, filename, apiPreference);
}
/**
* Opens a video file or a capturing device or an IP video stream for video capturing.
*
*
*
* Parameters are same as the constructor VideoCapture(const String& filename, int apiPreference = CAP_ANY)
* return {code true} if the file has been successfully opened
*
* The method first calls VideoCapture::release to close the already opened file or camera.
* param filename automatically generated
*/
public bool open(string filename)
{
ThrowIfDisposed();
return videoio_VideoCapture_open_11(nativeObj, filename);
}
//
// C++: bool cv::VideoCapture::open(String filename, int apiPreference, vector_int _params)
//
/**
* Opens a video file or a capturing device or an IP video stream for video capturing with API Preference and parameters
*
*
*
* The {code params} parameter allows to specify extra parameters encoded as pairs {code (paramId_1, paramValue_1, paramId_2, paramValue_2, ...)}.
* See cv::VideoCaptureProperties
*
* return {code true} if the file has been successfully opened
*
* The method first calls VideoCapture::release to close the already opened file or camera.
* param filename automatically generated
* param apiPreference automatically generated
* param _params automatically generated
*/
public bool open(string filename, int apiPreference, MatOfInt _params)
{
ThrowIfDisposed();
if (_params != null) _params.ThrowIfDisposed();
Mat _params_mat = _params;
return videoio_VideoCapture_open_12(nativeObj, filename, apiPreference, _params_mat.nativeObj);
}
//
// C++: bool cv::VideoCapture::open(int index, int apiPreference = CAP_ANY)
//
/**
* Opens a camera for video capturing
*
*
*
* Parameters are same as the constructor VideoCapture(int index, int apiPreference = CAP_ANY)
* return {code true} if the camera has been successfully opened.
*
* The method first calls VideoCapture::release to close the already opened file or camera.
* param index automatically generated
* param apiPreference automatically generated
*/
public bool open(int index, int apiPreference)
{
ThrowIfDisposed();
return videoio_VideoCapture_open_13(nativeObj, index, apiPreference);
}
/**
* Opens a camera for video capturing
*
*
*
* Parameters are same as the constructor VideoCapture(int index, int apiPreference = CAP_ANY)
* return {code true} if the camera has been successfully opened.
*
* The method first calls VideoCapture::release to close the already opened file or camera.
* param index automatically generated
*/
public bool open(int index)
{
ThrowIfDisposed();
return videoio_VideoCapture_open_14(nativeObj, index);
}
//
// C++: bool cv::VideoCapture::open(int index, int apiPreference, vector_int _params)
//
/**
* Opens a camera for video capturing with API Preference and parameters
*
*
*
* The {code params} parameter allows to specify extra parameters encoded as pairs {code (paramId_1, paramValue_1, paramId_2, paramValue_2, ...)}.
* See cv::VideoCaptureProperties
*
* return {code true} if the camera has been successfully opened.
*
* The method first calls VideoCapture::release to close the already opened file or camera.
* param index automatically generated
* param apiPreference automatically generated
* param _params automatically generated
*/
public bool open(int index, int apiPreference, MatOfInt _params)
{
ThrowIfDisposed();
if (_params != null) _params.ThrowIfDisposed();
Mat _params_mat = _params;
return videoio_VideoCapture_open_15(nativeObj, index, apiPreference, _params_mat.nativeObj);
}
//
// C++: bool cv::VideoCapture::isOpened()
//
/**
* Returns true if video capturing has been initialized already.
*
* If the previous call to VideoCapture constructor or VideoCapture::open() succeeded, the method returns
* true.
* return automatically generated
*/
public bool isOpened()
{
ThrowIfDisposed();
return videoio_VideoCapture_isOpened_10(nativeObj);
}
//
// C++: void cv::VideoCapture::release()
//
/**
* Closes video file or capturing device.
*
* The method is automatically called by subsequent VideoCapture::open and by VideoCapture
* destructor.
*
* The C function also deallocates memory and clears \*capture pointer.
*/
public void release()
{
ThrowIfDisposed();
videoio_VideoCapture_release_10(nativeObj);
}
//
// C++: bool cv::VideoCapture::grab()
//
/**
* Grabs the next frame from video file or capturing device.
*
* return {code true} (non-zero) in the case of success.
*
* The method/function grabs the next frame from video file or camera and returns true (non-zero) in
* the case of success.
*
* The primary use of the function is in multi-camera environments, especially when the cameras do not
* have hardware synchronization. That is, you call VideoCapture::grab() for each camera and after that
* call the slower method VideoCapture::retrieve() to decode and get frame from each camera. This way
* the overhead on demosaicing or motion jpeg decompression etc. is eliminated and the retrieved frames
* from different cameras will be closer in time.
*
* Also, when a connected camera is multi-head (for example, a stereo camera or a Kinect device), the
* correct way of retrieving data from it is to call VideoCapture::grab() first and then call
* VideoCapture::retrieve() one or more times with different values of the channel parameter.
*
* REF: tutorial_kinect_openni
*/
public bool grab()
{
ThrowIfDisposed();
return videoio_VideoCapture_grab_10(nativeObj);
}
//
// C++: bool cv::VideoCapture::retrieve(Mat& image, int flag = 0)
//
/**
* Decodes and returns the grabbed video frame.
*
* param flag it could be a frame index or a driver specific flag
* return {code false} if no frames has been grabbed
*
* The method decodes and returns the just grabbed frame. If no frames has been grabbed
* (camera has been disconnected, or there are no more frames in video file), the method returns false
* and the function returns an empty image (with %cv::Mat, test it with Mat::empty()).
*
* SEE: read()
*
* <b>Note:</b> In REF: videoio_c "C API", functions cvRetrieveFrame() and cv.RetrieveFrame() return image stored inside the video
* capturing structure. It is not allowed to modify or release the image! You can copy the frame using
* cvCloneImage and then do whatever you want with the copy.
* param image automatically generated
*/
public bool retrieve(Mat image, int flag)
{
ThrowIfDisposed();
if (image != null) image.ThrowIfDisposed();
return videoio_VideoCapture_retrieve_10(nativeObj, image.nativeObj, flag);
}
/**
* Decodes and returns the grabbed video frame.
*
* return {code false} if no frames has been grabbed
*
* The method decodes and returns the just grabbed frame. If no frames has been grabbed
* (camera has been disconnected, or there are no more frames in video file), the method returns false
* and the function returns an empty image (with %cv::Mat, test it with Mat::empty()).
*
* SEE: read()
*
* <b>Note:</b> In REF: videoio_c "C API", functions cvRetrieveFrame() and cv.RetrieveFrame() return image stored inside the video
* capturing structure. It is not allowed to modify or release the image! You can copy the frame using
* cvCloneImage and then do whatever you want with the copy.
* param image automatically generated
*/
public bool retrieve(Mat image)
{
ThrowIfDisposed();
if (image != null) image.ThrowIfDisposed();
return videoio_VideoCapture_retrieve_11(nativeObj, image.nativeObj);
}
//
// C++: bool cv::VideoCapture::read(Mat& image)
//
/**
* Grabs, decodes and returns the next video frame.
*
* return {code false} if no frames has been grabbed
*
* The method/function combines VideoCapture::grab() and VideoCapture::retrieve() in one call. This is the
* most convenient method for reading video files or capturing data from decode and returns the just
* grabbed frame. If no frames has been grabbed (camera has been disconnected, or there are no more
* frames in video file), the method returns false and the function returns empty image (with %cv::Mat, test it with Mat::empty()).
*
* <b>Note:</b> In REF: videoio_c "C API", functions cvRetrieveFrame() and cv.RetrieveFrame() return image stored inside the video
* capturing structure. It is not allowed to modify or release the image! You can copy the frame using
* cvCloneImage and then do whatever you want with the copy.
* param image automatically generated
*/
public bool read(Mat image)
{
ThrowIfDisposed();
if (image != null) image.ThrowIfDisposed();
return videoio_VideoCapture_read_10(nativeObj, image.nativeObj);
}
//
// C++: bool cv::VideoCapture::set(int propId, double value)
//
/**
* Sets a property in the VideoCapture.
*
* param propId Property identifier from cv::VideoCaptureProperties (eg. cv::CAP_PROP_POS_MSEC, cv::CAP_PROP_POS_FRAMES, ...)
* or one from REF: videoio_flags_others
* param value Value of the property.
* return {code true} if the property is supported by backend used by the VideoCapture instance.
* <b>Note:</b> Even if it returns {code true} this doesn't ensure that the property
* value has been accepted by the capture device. See note in VideoCapture::get()
*/
public bool set(int propId, double value)
{
ThrowIfDisposed();
return videoio_VideoCapture_set_10(nativeObj, propId, value);
}
//
// C++: double cv::VideoCapture::get(int propId)
//
/**
* Returns the specified VideoCapture property
*
* param propId Property identifier from cv::VideoCaptureProperties (eg. cv::CAP_PROP_POS_MSEC, cv::CAP_PROP_POS_FRAMES, ...)
* or one from REF: videoio_flags_others
* return Value for the specified property. Value 0 is returned when querying a property that is
* not supported by the backend used by the VideoCapture instance.
*
* <b>Note:</b> Reading / writing properties involves many layers. Some unexpected result might happens
* along this chain.
* <code>
* VideoCapture -> API Backend -> Operating System -> Device Driver -> Device Hardware
* </code>
* The returned value might be different from what really used by the device or it could be encoded
* using device dependent rules (eg. steps or percentage). Effective behaviour depends from device
* driver and API Backend
*/
public double get(int propId)
{
ThrowIfDisposed();
return videoio_VideoCapture_get_10(nativeObj, propId);
}
//
// C++: String cv::VideoCapture::getBackendName()
//
/**
* Returns used backend API name
*
* <b>Note:</b> Stream should be opened.
* return automatically generated
*/
public string getBackendName()
{
ThrowIfDisposed();
string retVal = Marshal.PtrToStringAnsi(DisposableObject.ThrowIfNullIntPtr(videoio_VideoCapture_getBackendName_10(nativeObj)));
return retVal;
}
//
// C++: void cv::VideoCapture::setExceptionMode(bool enable)
//
/**
* Switches exceptions mode
*
* methods raise exceptions if not successful instead of returning an error code
* param enable automatically generated
*/
public void setExceptionMode(bool enable)
{
ThrowIfDisposed();
videoio_VideoCapture_setExceptionMode_10(nativeObj, enable);
}
//
// C++: bool cv::VideoCapture::getExceptionMode()
//
public bool getExceptionMode()
{
ThrowIfDisposed();
return videoio_VideoCapture_getExceptionMode_10(nativeObj);
}
//
// C++: static bool cv::VideoCapture::waitAny(vector_VideoCapture streams, vector_int& readyIndex, int64 timeoutNs = 0)
//
// Unknown type 'vector_VideoCapture' (I), skipping the function
#if (UNITY_IOS || UNITY_WEBGL) && !UNITY_EDITOR
const string LIBNAME = "__Internal";
#else
const string LIBNAME = "opencvforunity";
#endif
// C++: cv::VideoCapture::VideoCapture()
[DllImport(LIBNAME)]
private static extern IntPtr videoio_VideoCapture_VideoCapture_10();
// C++: cv::VideoCapture::VideoCapture(String filename, int apiPreference = CAP_ANY)
[DllImport(LIBNAME)]
private static extern IntPtr videoio_VideoCapture_VideoCapture_11(string filename, int apiPreference);
[DllImport(LIBNAME)]
private static extern IntPtr videoio_VideoCapture_VideoCapture_12(string filename);
// C++: cv::VideoCapture::VideoCapture(String filename, int apiPreference, vector_int _params)
[DllImport(LIBNAME)]
private static extern IntPtr videoio_VideoCapture_VideoCapture_13(string filename, int apiPreference, IntPtr _params_mat_nativeObj);
// C++: cv::VideoCapture::VideoCapture(int index, int apiPreference = CAP_ANY)
[DllImport(LIBNAME)]
private static extern IntPtr videoio_VideoCapture_VideoCapture_14(int index, int apiPreference);
[DllImport(LIBNAME)]
private static extern IntPtr videoio_VideoCapture_VideoCapture_15(int index);
// C++: cv::VideoCapture::VideoCapture(int index, int apiPreference, vector_int _params)
[DllImport(LIBNAME)]
private static extern IntPtr videoio_VideoCapture_VideoCapture_16(int index, int apiPreference, IntPtr _params_mat_nativeObj);
// C++: bool cv::VideoCapture::open(String filename, int apiPreference = CAP_ANY)
[DllImport(LIBNAME)]
[return: MarshalAs(UnmanagedType.U1)]
private static extern bool videoio_VideoCapture_open_10(IntPtr nativeObj, string filename, int apiPreference);
[DllImport(LIBNAME)]
[return: MarshalAs(UnmanagedType.U1)]
private static extern bool videoio_VideoCapture_open_11(IntPtr nativeObj, string filename);
// C++: bool cv::VideoCapture::open(String filename, int apiPreference, vector_int _params)
[DllImport(LIBNAME)]
[return: MarshalAs(UnmanagedType.U1)]
private static extern bool videoio_VideoCapture_open_12(IntPtr nativeObj, string filename, int apiPreference, IntPtr _params_mat_nativeObj);
// C++: bool cv::VideoCapture::open(int index, int apiPreference = CAP_ANY)
[DllImport(LIBNAME)]
[return: MarshalAs(UnmanagedType.U1)]
private static extern bool videoio_VideoCapture_open_13(IntPtr nativeObj, int index, int apiPreference);
[DllImport(LIBNAME)]
[return: MarshalAs(UnmanagedType.U1)]
private static extern bool videoio_VideoCapture_open_14(IntPtr nativeObj, int index);
// C++: bool cv::VideoCapture::open(int index, int apiPreference, vector_int _params)
[DllImport(LIBNAME)]
[return: MarshalAs(UnmanagedType.U1)]
private static extern bool videoio_VideoCapture_open_15(IntPtr nativeObj, int index, int apiPreference, IntPtr _params_mat_nativeObj);
// C++: bool cv::VideoCapture::isOpened()
[DllImport(LIBNAME)]
[return: MarshalAs(UnmanagedType.U1)]
private static extern bool videoio_VideoCapture_isOpened_10(IntPtr nativeObj);
// C++: void cv::VideoCapture::release()
[DllImport(LIBNAME)]
private static extern void videoio_VideoCapture_release_10(IntPtr nativeObj);
// C++: bool cv::VideoCapture::grab()
[DllImport(LIBNAME)]
[return: MarshalAs(UnmanagedType.U1)]
private static extern bool videoio_VideoCapture_grab_10(IntPtr nativeObj);
// C++: bool cv::VideoCapture::retrieve(Mat& image, int flag = 0)
[DllImport(LIBNAME)]
[return: MarshalAs(UnmanagedType.U1)]
private static extern bool videoio_VideoCapture_retrieve_10(IntPtr nativeObj, IntPtr image_nativeObj, int flag);
[DllImport(LIBNAME)]
[return: MarshalAs(UnmanagedType.U1)]
private static extern bool videoio_VideoCapture_retrieve_11(IntPtr nativeObj, IntPtr image_nativeObj);
// C++: bool cv::VideoCapture::read(Mat& image)
[DllImport(LIBNAME)]
[return: MarshalAs(UnmanagedType.U1)]
private static extern bool videoio_VideoCapture_read_10(IntPtr nativeObj, IntPtr image_nativeObj);
// C++: bool cv::VideoCapture::set(int propId, double value)
[DllImport(LIBNAME)]
[return: MarshalAs(UnmanagedType.U1)]
private static extern bool videoio_VideoCapture_set_10(IntPtr nativeObj, int propId, double value);
// C++: double cv::VideoCapture::get(int propId)
[DllImport(LIBNAME)]
private static extern double videoio_VideoCapture_get_10(IntPtr nativeObj, int propId);
// C++: String cv::VideoCapture::getBackendName()
[DllImport(LIBNAME)]
private static extern IntPtr videoio_VideoCapture_getBackendName_10(IntPtr nativeObj);
// C++: void cv::VideoCapture::setExceptionMode(bool enable)
[DllImport(LIBNAME)]
private static extern void videoio_VideoCapture_setExceptionMode_10(IntPtr nativeObj, [MarshalAs(UnmanagedType.U1)] bool enable);
// C++: bool cv::VideoCapture::getExceptionMode()
[DllImport(LIBNAME)]
[return: MarshalAs(UnmanagedType.U1)]
private static extern bool videoio_VideoCapture_getExceptionMode_10(IntPtr nativeObj);
// native support for java finalize()
[DllImport(LIBNAME)]
private static extern void videoio_VideoCapture_delete(IntPtr nativeObj);
}
}