70 lines
3.3 KiB
C++
70 lines
3.3 KiB
C++
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// This file is part of OpenCV project.
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// It is subject to the license terms in the LICENSE file found in the top-level directory
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// of this distribution and at http://opencv.org/license.html.
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//
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// Copyright (C) 2019 Intel Corporation
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#ifndef OPENCV_GAPI_GCOMPUTATION_ASYNC_HPP
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#define OPENCV_GAPI_GCOMPUTATION_ASYNC_HPP
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#include <future> //for std::future
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#include <exception> //for std::exception_ptr
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#include <functional> //for std::function
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#include <opencv2/gapi/garg.hpp> //for GRunArgs, GRunArgsP
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#include <opencv2/gapi/gcommon.hpp> //for GCompileArgs
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#include <opencv2/gapi/own/exports.hpp>
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namespace cv {
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//fwd declaration
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class GComputation;
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namespace gapi {
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namespace wip {
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class GAsyncContext;
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/** In contrast to async() functions, these do call GComputation::apply() member function of the GComputation passed in.
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@param gcomp Computation (graph) to run asynchronously
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@param callback Callback to be called when execution of gcomp is done
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@param ins Input parameters for gcomp
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@param outs Output parameters for gcomp
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@param args Compile arguments to pass to GComputation::apply()
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@see async
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*/
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GAPI_EXPORTS void async_apply(GComputation& gcomp, std::function<void(std::exception_ptr)>&& callback, GRunArgs &&ins, GRunArgsP &&outs, GCompileArgs &&args = {});
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/** @overload
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@param gcomp Computation (graph) to run asynchronously
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@param callback Callback to be called when execution of gcomp is done
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@param ins Input parameters for gcomp
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@param outs Output parameters for gcomp
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@param args Compile arguments to pass to GComputation::apply()
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@param ctx Context this request belongs to
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@see async_apply async GAsyncContext
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*/
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GAPI_EXPORTS void async_apply(GComputation& gcomp, std::function<void(std::exception_ptr)>&& callback, GRunArgs &&ins, GRunArgsP &&outs, GCompileArgs &&args, GAsyncContext& ctx);
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/** @overload
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@param gcomp Computation (graph) to run asynchronously
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@param ins Input parameters for gcomp
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@param outs Output parameters for gcomp
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@param args Compile arguments to pass to GComputation::apply()
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@return std::future<void> object to wait for completion of async operation
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@see async_apply async
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*/
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GAPI_EXPORTS std::future<void> async_apply(GComputation& gcomp, GRunArgs &&ins, GRunArgsP &&outs, GCompileArgs &&args = {});
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/** @overload
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@param gcomp Computation (graph) to run asynchronously
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@param ins Input parameters for gcomp
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@param outs Output parameters for gcomp
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@param args Compile arguments to pass to GComputation::apply()
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@param ctx Context this request belongs to
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@return std::future<void> object to wait for completion of async operation
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@see async_apply async GAsyncContext
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*/
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GAPI_EXPORTS std::future<void> async_apply(GComputation& gcomp, GRunArgs &&ins, GRunArgsP &&outs, GCompileArgs &&args, GAsyncContext& ctx);
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} // namespace wip
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} // namespace gapi
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} // namespace cv
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#endif //OPENCV_GAPI_GCOMPUTATION_ASYNC_HPP
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