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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.
//
// Copyright (C) 2021 Intel Corporation
#ifndef GAPI_STREAMING_ONEVPL_DEVICE_SELECTOR_INTERFACE_HPP
#define GAPI_STREAMING_ONEVPL_DEVICE_SELECTOR_INTERFACE_HPP
#include <limits>
#include <map>
#include <string>
#include <vector>
#include <opencv2/gapi/streaming/onevpl/accel_types.hpp>
namespace cv {
namespace gapi {
namespace wip {
namespace onevpl {
struct GAPI_EXPORTS IDeviceSelector {
using Ptr = std::shared_ptr<IDeviceSelector>;
struct GAPI_EXPORTS Score {
friend struct IDeviceSelector;
using Type = int16_t;
static constexpr Type MaxActivePriority = std::numeric_limits<Type>::max();
static constexpr Type MinActivePriority = 0;
static constexpr Type MaxPassivePriority = MinActivePriority - 1;
static constexpr Type MinPassivePriority = std::numeric_limits<Type>::min();
Score(Type val);
~Score();
operator Type () const;
Type get() const;
friend bool operator< (Score lhs, Score rhs) {
return lhs.get() < rhs.get();
}
private:
Type value;
};
using DeviceScoreTable = std::map<Score, Device>;
using DeviceContexts = std::vector<Context>;
virtual ~IDeviceSelector();
virtual DeviceScoreTable select_devices() const = 0;
virtual DeviceContexts select_context() = 0;
protected:
template<typename Entity, typename ...Args>
static Entity create(Args &&...args) {
return Entity(std::forward<Args>(args)...);
}
};
} // namespace onevpl
} // namespace wip
} // namespace gapi
} // namespace cv
#endif // GAPI_STREAMING_ONEVPL_DEVICE_SELECTOR_INTERFACE_HPP
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