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Merge pull request #23367 from LaurentBerger:msmf_doc

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Note for MSMF in doc
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Alexander Smorkalov 2023-03-24 17:16:52 +03:00 committed by GitHub
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1 changed files with 8 additions and 2 deletions
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modules/videoio/include/opencv2/videoio.hpp
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@ -84,8 +84,13 @@ namespace cv
Select preferred API for a capture object. Select preferred API for a capture object.
To be used in the VideoCapture::VideoCapture() constructor or VideoCapture::open() To be used in the VideoCapture::VideoCapture() constructor or VideoCapture::open()
@note Backends are available only if they have been built with your OpenCV binaries. @note
- Backends are available only if they have been built with your OpenCV binaries.
See @ref videoio_overview for more information. See @ref videoio_overview for more information.
- Microsoft Media Foundation backend tries to use hardware accelerated transformations
if possible. Environment flag "OPENCV_VIDEOIO_MSMF_ENABLE_HW_TRANSFORMS" set to 0
disables it and may improve initialization time. More details:
https://learn.microsoft.com/en-us/windows/win32/medfound/mf-readwrite-enable-hardware-transforms
*/ */
enum VideoCaptureAPIs { enum VideoCaptureAPIs {
CAP_ANY = 0, //!< Auto detect == 0 CAP_ANY = 0, //!< Auto detect == 0
@ -107,7 +112,7 @@ enum VideoCaptureAPIs {
CAP_XIAPI = 1100, //!< XIMEA Camera API CAP_XIAPI = 1100, //!< XIMEA Camera API
CAP_AVFOUNDATION = 1200, //!< AVFoundation framework for iOS (OS X Lion will have the same API) CAP_AVFOUNDATION = 1200, //!< AVFoundation framework for iOS (OS X Lion will have the same API)
CAP_GIGANETIX = 1300, //!< Smartek Giganetix GigEVisionSDK CAP_GIGANETIX = 1300, //!< Smartek Giganetix GigEVisionSDK
CAP_MSMF = 1400, //!< Microsoft Media Foundation (via videoInput) CAP_MSMF = 1400, //!< Microsoft Media Foundation (via videoInput). See platform specific notes above.
CAP_WINRT = 1410, //!< Microsoft Windows Runtime using Media Foundation CAP_WINRT = 1410, //!< Microsoft Windows Runtime using Media Foundation
CAP_INTELPERC = 1500, //!< RealSense (former Intel Perceptual Computing SDK) CAP_INTELPERC = 1500, //!< RealSense (former Intel Perceptual Computing SDK)
CAP_REALSENSE = 1500, //!< Synonym for CAP_INTELPERC CAP_REALSENSE = 1500, //!< Synonym for CAP_INTELPERC
@ -126,6 +131,7 @@ enum VideoCaptureAPIs {
CAP_OBSENSOR = 2600, //!< For Orbbec 3D-Sensor device/module (Astra+, Femto) CAP_OBSENSOR = 2600, //!< For Orbbec 3D-Sensor device/module (Astra+, Femto)
}; };
/** @brief cv::VideoCapture generic properties identifier. /** @brief cv::VideoCapture generic properties identifier.
Reading / writing properties involves many layers. Some unexpected result might happens along this chain. Reading / writing properties involves many layers. Some unexpected result might happens along this chain.