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3rdparty/opencv-4.5.4/modules/gapi/src/compiler/gstreaming_priv.hpp 1.99 KB
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.
  //
  // Copyright (C) 2019 Intel Corporation
  
  
  #ifndef OPENCV_GAPI_GSTREAMING_COMPILED_PRIV_HPP
  #define OPENCV_GAPI_GSTREAMING_COMPILED_PRIV_HPP
  
  #include <memory> // unique_ptr
  #include "executor/gstreamingexecutor.hpp"
  
  namespace cv {
  
  namespace gimpl
  {
      struct GRuntimeArgs;
  };
  
  // FIXME: GAPI_EXPORTS is here only due to tests and Windows linker issues
  // FIXME: It seems it clearly duplicates the GStreamingCompiled and
  // GStreamingIntrinExecutable APIs so is highly redundant now.
  // Same applies to GCompiled/GCompiled::Priv/GExecutor.
  class GAPI_EXPORTS GStreamingCompiled::Priv
  {
      GMetaArgs  m_metas;    // passed by user
      GMetaArgs  m_outMetas; // inferred by compiler
      std::unique_ptr<cv::gimpl::GStreamingExecutor> m_exec;
  
      // NB: Used by python wrapper to clarify input/output types
      GTypesInfo m_out_info;
      GTypesInfo m_in_info;
  
  public:
      void setup(const GMetaArgs &metaArgs,
                 const GMetaArgs &outMetas,
                 std::unique_ptr<cv::gimpl::GStreamingExecutor> &&pE);
      void setup(std::unique_ptr<cv::gimpl::GStreamingExecutor> &&pE);
      bool isEmpty() const;
  
      const GMetaArgs& metas() const;
      const GMetaArgs& outMetas() const;
  
      void setSource(GRunArgs &&args);
      void start();
      bool pull(cv::GRunArgsP &&outs);
      bool pull(cv::GOptRunArgsP &&outs);
      std::tuple<bool, cv::util::variant<cv::GRunArgs, cv::GOptRunArgs>> pull();
      bool try_pull(cv::GRunArgsP &&outs);
      void stop();
  
      bool running() const;
  
      void setOutInfo(const GTypesInfo& info) { m_out_info = std::move(info); }
      const GTypesInfo& outInfo() const { return m_out_info; }
  
      void setInInfo(const GTypesInfo& info) { m_in_info = std::move(info); }
      const GTypesInfo& inInfo() const { return m_in_info; }
  };
  
  } // namespace cv
  
  #endif // OPENCV_GAPI_GSTREAMING_COMPILED_PRIV_HPP