f4334277
 Hu Chunming
提交3rdparty
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// This file is part of OpenCV project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://opencv.org/license.html.
#ifndef __OPENCV_VIDEOIO_VIDEOIO_REGISTRY_HPP__
#define __OPENCV_VIDEOIO_VIDEOIO_REGISTRY_HPP__
#include "backend.hpp"
namespace cv
{
/** Capabilities bitmask */
enum BackendMode {
MODE_CAPTURE_BY_INDEX = 1 << 0, //!< device index
MODE_CAPTURE_BY_FILENAME = 1 << 1, //!< filename or device path (v4l2)
MODE_WRITER = 1 << 4, //!< writer
MODE_CAPTURE_ALL = MODE_CAPTURE_BY_INDEX + MODE_CAPTURE_BY_FILENAME,
};
struct VideoBackendInfo {
VideoCaptureAPIs id;
BackendMode mode;
int priority; // 1000-<index*10> - default builtin priority
// 0 - disabled (OPENCV_VIDEOIO_PRIORITY_<name> = 0)
// >10000 - prioritized list (OPENCV_VIDEOIO_PRIORITY_LIST)
const char* name;
Ptr<IBackendFactory> backendFactory;
};
namespace videoio_registry {
std::vector<VideoBackendInfo> getAvailableBackends_CaptureByIndex();
std::vector<VideoBackendInfo> getAvailableBackends_CaptureByFilename();
std::vector<VideoBackendInfo> getAvailableBackends_Writer();
} // namespace
} // namespace
#endif // __OPENCV_VIDEOIO_VIDEOIO_REGISTRY_HPP__
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