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Update videoio

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This commit is contained in:
Suleyman TURKMEN
2018-09-30 00:16:35 +03:00
parent ea92c2b1a6
commit 59bf2a34fa
3 changed files with 48 additions and 81 deletions
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modules/videoio/include/opencv2/videoio.hpp
+20 -42
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@@ -617,14 +617,7 @@ public:
CV_WRAP VideoCapture();
/** @overload
@brief Open video file or a capturing device or a IP video stream for video capturing
Same as VideoCapture(const String& filename, int apiPreference) but using default Capture API backends
*/
CV_WRAP VideoCapture(const String& filename);
/** @overload
@brief Open video file or a capturing device or a IP video stream for video capturing with API Preference
@brief Opens a video file or a capturing device or an IP video stream for video capturing with API Preference
@param filename it can be:
- name of video file (eg. `video.avi`)
@@ -636,18 +629,19 @@ public:
implementation if multiple are available: e.g. cv::CAP_FFMPEG or cv::CAP_IMAGES or cv::CAP_DSHOW.
@sa The list of supported API backends cv::VideoCaptureAPIs
*/
CV_WRAP VideoCapture(const String& filename, int apiPreference);
CV_WRAP VideoCapture(const String& filename, int apiPreference = CAP_ANY);
/** @overload
@brief Open a camera for video capturing
@brief Opens a camera for video capturing
@param index camera_id + domain_offset (CAP_*) id of the video capturing device to open. To open default camera using default backend just pass 0.
Use a `domain_offset` to enforce a specific reader implementation if multiple are available like cv::CAP_FFMPEG or cv::CAP_IMAGES or cv::CAP_DSHOW.
e.g. to open Camera 1 using the MS Media Foundation API use `index = 1 + cv::CAP_MSMF`
@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.
@sa The list of supported API backends cv::VideoCaptureAPIs
*/
CV_WRAP VideoCapture(int index);
CV_WRAP VideoCapture(int index, int apiPreference = CAP_ANY);
/** @brief Default destructor
@@ -655,37 +649,27 @@ public:
*/
virtual ~VideoCapture();
/** @brief Open video file or a capturing device or a IP video stream for video capturing
/** @brief Opens a video file or a capturing device or an IP video stream for video capturing.
@overload
Parameters are same as the constructor VideoCapture(const String& filename)
Parameters are same as the constructor VideoCapture(const String& filename, int apiPreference = CAP_ANY)
@return `true` if the file has been successfully opened
The method first calls VideoCapture::release to close the already opened file or camera.
*/
CV_WRAP virtual bool open(const String& filename);
CV_WRAP virtual bool open(const String& filename, int apiPreference = CAP_ANY);
/** @brief Open a camera for video capturing
/** @brief Opens a camera for video capturing
@overload
Parameters are same as the constructor VideoCapture(int index)
Parameters are same as the constructor VideoCapture(int index, int apiPreference = CAP_ANY)
@return `true` if the camera has been successfully opened.
The method first calls VideoCapture::release to close the already opened file or camera.
*/
CV_WRAP virtual bool open(int index);
/** @brief Open a camera for video capturing
@overload
Parameters are similar as the constructor VideoCapture(int index),except it takes an additional argument apiPreference.
Definitely, is same as open(int index) where `index=cameraNum + apiPreference`
@return `true` if the camera has been successfully opened.
*/
CV_WRAP bool open(int cameraNum, int apiPreference);
CV_WRAP virtual bool open(int index, int apiPreference = CAP_ANY);
/** @brief Returns true if video capturing has been initialized already.
@@ -798,17 +782,6 @@ public:
*/
CV_WRAP virtual double get(int propId) const;
/** @brief Open video file or a capturing device or a IP video stream for video capturing with API Preference
@overload
Parameters are same as the constructor VideoCapture(const String& filename, int apiPreference)
@return `true` if the file has been successfully opened
The method first calls VideoCapture::release to close the already opened file or camera.
*/
CV_WRAP virtual bool open(const String& filename, int apiPreference);
/** @brief Returns used backend API name
@note Stream should be opened.
@@ -915,6 +888,11 @@ public:
*/
virtual VideoWriter& operator << (const Mat& image);
/** @overload
@sa write
*/
virtual VideoWriter& operator << (const UMat& image);
/** @brief Writes the next video frame
@param image The written frame. In general, color images are expected in BGR format.
@@ -922,7 +900,7 @@ public:
The function/method writes the specified image to video file. It must have the same size as has
been specified when opening the video writer.
*/
CV_WRAP virtual void write(const Mat& image);
CV_WRAP virtual void write(InputArray image);
/** @brief Sets a property in the VideoWriter.