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fb7ef76e74
G-API: Extend python bindings * Extend G-API bindings * Wrap timestamp, seqNo, seq_id * Wrap copy * Wrap parseSSD, parseYolo * Rewrap cv.gapi.networks * Add test for metabackend in pytnon * Remove int64 pyopencv_to
715 lines
24 KiB
C++
715 lines
24 KiB
C++
// 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) 2019-2021 Intel Corporation
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#ifndef OPENCV_GAPI_INFER_HPP
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#define OPENCV_GAPI_INFER_HPP
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// FIXME: Inference API is currently only available in full mode
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#if !defined(GAPI_STANDALONE)
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#include <functional>
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#include <string> // string
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#include <utility> // tuple
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#include <type_traits> // is_same, false_type
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#include <opencv2/gapi/util/util.hpp> // all_satisfy
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#include <opencv2/gapi/util/any.hpp> // any<>
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#include <opencv2/gapi/gkernel.hpp> // GKernelType[M], GBackend
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#include <opencv2/gapi/garg.hpp> // GArg
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#include <opencv2/gapi/gcommon.hpp> // CompileArgTag
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#include <opencv2/gapi/gmetaarg.hpp> // GMetaArg
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namespace cv {
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template<typename, typename> class GNetworkType;
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namespace detail {
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// Infer ///////////////////////////////////////////////////////////////////////
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template<typename T>
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struct accepted_infer_types {
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static constexpr const auto value =
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std::is_same<typename std::decay<T>::type, cv::GMat>::value
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|| std::is_same<typename std::decay<T>::type, cv::GFrame>::value;
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};
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template<typename... Ts>
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using valid_infer_types = all_satisfy<accepted_infer_types, Ts...>;
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// Infer2 //////////////////////////////////////////////////////////////////////
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template<typename, typename>
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struct valid_infer2_types;
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// Terminal case 1 (50/50 success)
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template<typename T>
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struct valid_infer2_types< std::tuple<cv::GMat>, std::tuple<T> > {
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// By default, Nets are limited to GMat argument types only
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// for infer2, every GMat argument may translate to either
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// GArray<GMat> or GArray<Rect>. GArray<> part is stripped
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// already at this point.
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static constexpr const auto value =
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std::is_same<typename std::decay<T>::type, cv::GMat>::value
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|| std::is_same<typename std::decay<T>::type, cv::Rect>::value;
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};
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// Terminal case 2 (100% failure)
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template<typename... Ts>
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struct valid_infer2_types< std::tuple<>, std::tuple<Ts...> >
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: public std::false_type {
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};
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// Terminal case 3 (100% failure)
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template<typename... Ns>
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struct valid_infer2_types< std::tuple<Ns...>, std::tuple<> >
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: public std::false_type {
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};
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// Recursion -- generic
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template<typename... Ns, typename T, typename...Ts>
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struct valid_infer2_types< std::tuple<cv::GMat,Ns...>, std::tuple<T,Ts...> > {
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static constexpr const auto value =
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valid_infer2_types< std::tuple<cv::GMat>, std::tuple<T> >::value
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&& valid_infer2_types< std::tuple<Ns...>, std::tuple<Ts...> >::value;
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};
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// Struct stores network input/output names.
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// Used by infer<Generic>
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struct InOutInfo
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{
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std::vector<std::string> in_names;
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std::vector<std::string> out_names;
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};
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template <typename OutT>
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class GInferOutputsTyped
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{
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public:
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GInferOutputsTyped() = default;
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GInferOutputsTyped(std::shared_ptr<cv::GCall> call)
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: m_priv(std::make_shared<Priv>(std::move(call)))
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{
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}
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OutT at(const std::string& name)
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{
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auto it = m_priv->blobs.find(name);
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if (it == m_priv->blobs.end()) {
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// FIXME: Avoid modifying GKernel
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auto shape = cv::detail::GTypeTraits<OutT>::shape;
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m_priv->call->kernel().outShapes.push_back(shape);
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m_priv->call->kernel().outCtors.emplace_back(cv::detail::GObtainCtor<OutT>::get());
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auto out_idx = static_cast<int>(m_priv->blobs.size());
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it = m_priv->blobs.emplace(name,
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cv::detail::Yield<OutT>::yield(*(m_priv->call), out_idx)).first;
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m_priv->info->out_names.push_back(name);
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}
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return it->second;
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}
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private:
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struct Priv
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{
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Priv(std::shared_ptr<cv::GCall> c)
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: call(std::move(c)), info(cv::util::any_cast<InOutInfo>(&call->params()))
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{
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}
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std::shared_ptr<cv::GCall> call;
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InOutInfo* info = nullptr;
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std::unordered_map<std::string, OutT> blobs;
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};
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std::shared_ptr<Priv> m_priv;
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};
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template <typename... Ts>
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class GInferInputsTyped
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{
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public:
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GInferInputsTyped()
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: m_priv(std::make_shared<Priv>())
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{
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}
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template <typename U>
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GInferInputsTyped<Ts...>& setInput(const std::string& name, U in)
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{
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m_priv->blobs.emplace(std::piecewise_construct,
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std::forward_as_tuple(name),
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std::forward_as_tuple(in));
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return *this;
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}
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using StorageT = cv::util::variant<Ts...>;
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StorageT& operator[](const std::string& name) {
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return m_priv->blobs[name];
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}
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using Map = std::unordered_map<std::string, StorageT>;
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const Map& getBlobs() const {
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return m_priv->blobs;
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}
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private:
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struct Priv
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{
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std::unordered_map<std::string, StorageT> blobs;
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};
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std::shared_ptr<Priv> m_priv;
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};
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template<typename InferT>
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std::shared_ptr<cv::GCall> makeCall(const std::string &tag,
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std::vector<cv::GArg> &&args,
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std::vector<std::string> &&names,
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cv::GKinds &&kinds) {
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auto call = std::make_shared<cv::GCall>(GKernel{
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InferT::id(),
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tag,
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InferT::getOutMeta,
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{}, // outShape will be filled later
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std::move(kinds),
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{}, // outCtors will be filled later
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});
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call->setArgs(std::move(args));
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call->params() = cv::detail::InOutInfo{std::move(names), {}};
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return call;
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}
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} // namespace detail
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// TODO: maybe tuple_wrap_helper from util.hpp may help with this.
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// Multiple-return-value network definition (specialized base class)
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template<typename K, typename... R, typename... Args>
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class GNetworkType<K, std::function<std::tuple<R...>(Args...)> >
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{
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public:
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using InArgs = std::tuple<Args...>;
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using OutArgs = std::tuple<R...>;
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using Result = OutArgs;
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using API = std::function<Result(Args...)>;
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using ResultL = std::tuple< cv::GArray<R>... >;
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};
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// Single-return-value network definition (specialized base class)
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template<typename K, typename R, typename... Args>
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class GNetworkType<K, std::function<R(Args...)> >
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{
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public:
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using InArgs = std::tuple<Args...>;
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using OutArgs = std::tuple<R>;
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using Result = R;
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using API = std::function<R(Args...)>;
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using ResultL = cv::GArray<R>;
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};
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// InferAPI: Accepts either GMat or GFrame for very individual network's input
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template<class Net, class... Ts>
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struct InferAPI {
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using type = typename std::enable_if
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< detail::valid_infer_types<Ts...>::value
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&& std::tuple_size<typename Net::InArgs>::value == sizeof...(Ts)
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, std::function<typename Net::Result(Ts...)>
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>::type;
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};
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// InferAPIRoi: Accepts a rectangle and either GMat or GFrame
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template<class Net, class T>
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struct InferAPIRoi {
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using type = typename std::enable_if
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< detail::valid_infer_types<T>::value
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&& std::tuple_size<typename Net::InArgs>::value == 1u
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, std::function<typename Net::Result(cv::GOpaque<cv::Rect>, T)>
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>::type;
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};
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// InferAPIList: Accepts a list of rectangles and list of GMat/GFrames;
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// crops every input.
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template<class Net, class... Ts>
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struct InferAPIList {
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using type = typename std::enable_if
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< detail::valid_infer_types<Ts...>::value
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&& std::tuple_size<typename Net::InArgs>::value == sizeof...(Ts)
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, std::function<typename Net::ResultL(cv::GArray<cv::Rect>, Ts...)>
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>::type;
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};
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// APIList2 is also template to allow different calling options
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// (GArray<cv::Rect> vs GArray<cv::GMat> per input)
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template<class Net, typename T, class... Ts>
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struct InferAPIList2 {
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using type = typename std::enable_if
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< detail::valid_infer_types<T>::value &&
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cv::detail::valid_infer2_types< typename Net::InArgs
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, std::tuple<Ts...> >::value,
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std::function<typename Net::ResultL(T, cv::GArray<Ts>...)>
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>::type;
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};
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// Base "Infer" kernel. Note - for whatever network, kernel ID
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// is always the same. Different inference calls are distinguished by
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// network _tag_ (an extra field in GCall)
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//
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// getOutMeta is a stub callback collected by G-API kernel subsystem
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// automatically. This is a rare case when this callback is defined by
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// a particular backend, not by a network itself.
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struct GInferBase {
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static constexpr const char * id() {
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return "org.opencv.dnn.infer"; // Universal stub
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}
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static GMetaArgs getOutMeta(const GMetaArgs &, const GArgs &) {
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return GMetaArgs{}; // One more universal stub
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}
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};
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// Base "InferROI" kernel.
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// All notes from "Infer" kernel apply here as well.
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struct GInferROIBase {
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static constexpr const char * id() {
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return "org.opencv.dnn.infer-roi"; // Universal stub
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}
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static GMetaArgs getOutMeta(const GMetaArgs &, const GArgs &) {
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return GMetaArgs{}; // One more universal stub
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}
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};
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// Base "Infer list" kernel.
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// All notes from "Infer" kernel apply here as well.
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struct GInferListBase {
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static constexpr const char * id() {
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return "org.opencv.dnn.infer-roi-list-1"; // Universal stub
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}
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static GMetaArgs getOutMeta(const GMetaArgs &, const GArgs &) {
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return GMetaArgs{}; // One more universal stub
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}
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};
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// Base "Infer list 2" kernel.
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// All notes from "Infer" kernel apply here as well.
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struct GInferList2Base {
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static constexpr const char * id() {
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return "org.opencv.dnn.infer-roi-list-2"; // Universal stub
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}
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static GMetaArgs getOutMeta(const GMetaArgs &, const GArgs &) {
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return GMetaArgs{}; // One more universal stub
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}
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};
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// A generic inference kernel. API (::on()) is fully defined by the Net
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// template parameter.
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// Acts as a regular kernel in graph (via KernelTypeMedium).
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template<typename Net, typename... Args>
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struct GInfer final
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: public GInferBase
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, public detail::KernelTypeMedium< GInfer<Net, Args...>
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, typename InferAPI<Net, Args...>::type > {
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using GInferBase::getOutMeta; // FIXME: name lookup conflict workaround?
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static constexpr const char* tag() { return Net::tag(); }
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};
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// A specific roi-inference kernel. API (::on()) is fixed here and
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// verified against Net.
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template<typename Net, typename T>
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struct GInferROI final
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: public GInferROIBase
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, public detail::KernelTypeMedium< GInferROI<Net, T>
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, typename InferAPIRoi<Net, T>::type > {
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using GInferROIBase::getOutMeta; // FIXME: name lookup conflict workaround?
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static constexpr const char* tag() { return Net::tag(); }
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};
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// A generic roi-list inference kernel. API (::on()) is derived from
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// the Net template parameter (see more in infer<> overload).
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template<typename Net, typename... Args>
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struct GInferList final
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: public GInferListBase
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, public detail::KernelTypeMedium< GInferList<Net, Args...>
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, typename InferAPIList<Net, Args...>::type > {
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using GInferListBase::getOutMeta; // FIXME: name lookup conflict workaround?
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static constexpr const char* tag() { return Net::tag(); }
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};
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// An even more generic roi-list inference kernel. API (::on()) is
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// derived from the Net template parameter (see more in infer<>
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// overload).
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// Takes an extra variadic template list to reflect how this network
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// was called (with Rects or GMats as array parameters)
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template<typename Net, typename T, typename... Args>
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struct GInferList2 final
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: public GInferList2Base
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, public detail::KernelTypeMedium< GInferList2<Net, T, Args...>
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, typename InferAPIList2<Net, T, Args...>::type > {
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using GInferList2Base::getOutMeta; // FIXME: name lookup conflict workaround?
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static constexpr const char* tag() { return Net::tag(); }
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};
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/**
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* @brief G-API object used to collect network inputs
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*/
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using GInferInputs = cv::detail::GInferInputsTyped<cv::GMat, cv::GFrame>;
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/**
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* @brief G-API object used to collect the list of network inputs
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*/
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using GInferListInputs = cv::detail::GInferInputsTyped<cv::GArray<cv::GMat>, cv::GArray<cv::Rect>>;
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/**
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* @brief G-API object used to collect network outputs
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*/
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using GInferOutputs = cv::detail::GInferOutputsTyped<cv::GMat>;
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/**
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* @brief G-API object used to collect the list of network outputs
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*/
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using GInferListOutputs = cv::detail::GInferOutputsTyped<cv::GArray<cv::GMat>>;
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namespace detail {
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void inline unpackBlobs(const cv::GInferInputs::Map& blobs,
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std::vector<cv::GArg>& args,
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std::vector<std::string>& names,
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cv::GKinds& kinds)
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{
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for (auto&& p : blobs) {
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names.emplace_back(p.first);
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switch (p.second.index()) {
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case cv::GInferInputs::StorageT::index_of<cv::GMat>():
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args.emplace_back(cv::util::get<cv::GMat>(p.second));
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kinds.emplace_back(cv::detail::OpaqueKind::CV_MAT);
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break;
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case cv::GInferInputs::StorageT::index_of<cv::GFrame>():
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args.emplace_back(cv::util::get<cv::GFrame>(p.second));
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kinds.emplace_back(cv::detail::OpaqueKind::CV_UNKNOWN);
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break;
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default:
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GAPI_Assert(false);
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}
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}
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}
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template <typename InferType>
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struct InferROITraits;
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template <>
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struct InferROITraits<GInferROIBase>
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{
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using outType = cv::GInferOutputs;
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using inType = cv::GOpaque<cv::Rect>;
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};
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template <>
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struct InferROITraits<GInferListBase>
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{
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using outType = cv::GInferListOutputs;
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using inType = cv::GArray<cv::Rect>;
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};
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template<typename InferType>
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typename InferROITraits<InferType>::outType
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inferGenericROI(const std::string& tag,
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const typename InferROITraits<InferType>::inType& in,
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const cv::GInferInputs& inputs)
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{
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std::vector<cv::GArg> args;
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std::vector<std::string> names;
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cv::GKinds kinds;
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args.emplace_back(in);
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kinds.emplace_back(cv::detail::OpaqueKind::CV_RECT);
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unpackBlobs(inputs.getBlobs(), args, names, kinds);
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auto call = cv::detail::makeCall<InferType>(tag,
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std::move(args),
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std::move(names),
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std::move(kinds));
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return {std::move(call)};
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}
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} // namespace detail
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} // namespace cv
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// FIXME: Probably the <API> signature makes a function/tuple/function round-trip
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#define G_API_NET(Class, API, Tag) \
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struct Class final: public cv::GNetworkType<Class, std::function API> { \
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static constexpr const char * tag() { return Tag; } \
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}
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namespace cv {
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namespace gapi {
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/** @brief Calculates response for the specified network (template
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* parameter) for the specified region in the source image.
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* Currently expects a single-input network only.
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*
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* @tparam A network type defined with G_API_NET() macro.
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* @param in input image where to take ROI from.
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* @param roi an object describing the region of interest
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* in the source image. May be calculated in the same graph dynamically.
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* @return an object of return type as defined in G_API_NET().
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* If a network has multiple return values (defined with a tuple), a tuple of
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* objects of appropriate type is returned.
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* @sa G_API_NET()
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*/
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template<typename Net, typename T>
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typename Net::Result infer(cv::GOpaque<cv::Rect> roi, T in) {
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return GInferROI<Net, T>::on(roi, in);
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}
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/** @brief Calculates responses for the specified network (template
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* parameter) for every region in the source image.
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*
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* @tparam A network type defined with G_API_NET() macro.
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* @param roi a list of rectangles describing regions of interest
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* in the source image. Usually an output of object detector or tracker.
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* @param args network's input parameters as specified in G_API_NET() macro.
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* NOTE: verified to work reliably with 1-input topologies only.
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* @return a list of objects of return type as defined in G_API_NET().
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* If a network has multiple return values (defined with a tuple), a tuple of
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* GArray<> objects is returned with the appropriate types inside.
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* @sa G_API_NET()
|
|
*/
|
|
template<typename Net, typename... Args>
|
|
typename Net::ResultL infer(cv::GArray<cv::Rect> roi, Args&&... args) {
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|
return GInferList<Net, Args...>::on(roi, std::forward<Args>(args)...);
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|
}
|
|
|
|
/** @brief Calculates responses for the specified network (template
|
|
* parameter) for every region in the source image, extended version.
|
|
*
|
|
* @tparam A network type defined with G_API_NET() macro.
|
|
* @param image A source image containing regions of interest
|
|
* @param args GArray<> objects of cv::Rect or cv::GMat, one per every
|
|
* network input:
|
|
* - If a cv::GArray<cv::Rect> is passed, the appropriate
|
|
* regions are taken from `image` and preprocessed to this particular
|
|
* network input;
|
|
* - If a cv::GArray<cv::GMat> is passed, the underlying data traited
|
|
* as tensor (no automatic preprocessing happen).
|
|
* @return a list of objects of return type as defined in G_API_NET().
|
|
* If a network has multiple return values (defined with a tuple), a tuple of
|
|
* GArray<> objects is returned with the appropriate types inside.
|
|
* @sa G_API_NET()
|
|
*/
|
|
|
|
template<typename Net, typename T, typename... Args>
|
|
typename Net::ResultL infer2(T image, cv::GArray<Args>... args) {
|
|
// FIXME: Declared as "2" because in the current form it steals
|
|
// overloads from the regular infer
|
|
return GInferList2<Net, T, Args...>::on(image, args...);
|
|
}
|
|
|
|
/**
|
|
* @brief Calculates response for the specified network (template
|
|
* parameter) given the input data.
|
|
*
|
|
* @tparam A network type defined with G_API_NET() macro.
|
|
* @param args network's input parameters as specified in G_API_NET() macro.
|
|
* @return an object of return type as defined in G_API_NET().
|
|
* If a network has multiple return values (defined with a tuple), a tuple of
|
|
* objects of appropriate type is returned.
|
|
* @sa G_API_NET()
|
|
*/
|
|
template<typename Net, typename... Args>
|
|
typename Net::Result infer(Args&&... args) {
|
|
return GInfer<Net, Args...>::on(std::forward<Args>(args)...);
|
|
}
|
|
|
|
/**
|
|
* @brief Generic network type: input and output layers are configured dynamically at runtime
|
|
*
|
|
* Unlike the network types defined with G_API_NET macro, this one
|
|
* doesn't fix number of network inputs and outputs at the compilation stage
|
|
* thus providing user with an opportunity to program them in runtime.
|
|
*/
|
|
struct Generic { };
|
|
|
|
/**
|
|
* @brief Calculates response for generic network
|
|
*
|
|
* @param tag a network tag
|
|
* @param inputs networks's inputs
|
|
* @return a GInferOutputs
|
|
*/
|
|
template<typename T = Generic> cv::GInferOutputs
|
|
infer(const std::string& tag, const cv::GInferInputs& inputs)
|
|
{
|
|
std::vector<cv::GArg> args;
|
|
std::vector<std::string> names;
|
|
cv::GKinds kinds;
|
|
|
|
cv::detail::unpackBlobs(inputs.getBlobs(), args, names, kinds);
|
|
|
|
auto call = cv::detail::makeCall<GInferBase>(tag,
|
|
std::move(args),
|
|
std::move(names),
|
|
std::move(kinds));
|
|
|
|
return cv::GInferOutputs{std::move(call)};
|
|
}
|
|
|
|
/** @brief Calculates response for the generic network
|
|
* for the specified region in the source image.
|
|
* Currently expects a single-input network only.
|
|
*
|
|
* @param tag a network tag
|
|
* @param roi a an object describing the region of interest
|
|
* in the source image. May be calculated in the same graph dynamically.
|
|
* @param inputs networks's inputs
|
|
* @return a cv::GInferOutputs
|
|
*/
|
|
template<typename T = Generic> cv::GInferOutputs
|
|
infer(const std::string& tag, const cv::GOpaque<cv::Rect>& roi, const cv::GInferInputs& inputs)
|
|
{
|
|
return cv::detail::inferGenericROI<GInferROIBase>(tag, roi, inputs);
|
|
}
|
|
|
|
/** @brief Calculates responses for the specified network
|
|
* for every region in the source image.
|
|
*
|
|
* @param tag a network tag
|
|
* @param rois a list of rectangles describing regions of interest
|
|
* in the source image. Usually an output of object detector or tracker.
|
|
* @param inputs networks's inputs
|
|
* @return a cv::GInferListOutputs
|
|
*/
|
|
template<typename T = Generic> cv::GInferListOutputs
|
|
infer(const std::string& tag, const cv::GArray<cv::Rect>& rois, const cv::GInferInputs& inputs)
|
|
{
|
|
return cv::detail::inferGenericROI<GInferListBase>(tag, rois, inputs);
|
|
}
|
|
|
|
/** @brief Calculates responses for the specified network
|
|
* for every region in the source image, extended version.
|
|
*
|
|
* @param tag a network tag
|
|
* @param in a source image containing regions of interest.
|
|
* @param inputs networks's inputs
|
|
* @return a cv::GInferListOutputs
|
|
*/
|
|
template<typename T = Generic, typename Input>
|
|
typename std::enable_if<cv::detail::accepted_infer_types<Input>::value, cv::GInferListOutputs>::type
|
|
infer2(const std::string& tag,
|
|
const Input& in,
|
|
const cv::GInferListInputs& inputs)
|
|
{
|
|
std::vector<cv::GArg> args;
|
|
std::vector<std::string> names;
|
|
cv::GKinds kinds;
|
|
|
|
args.emplace_back(in);
|
|
auto k = cv::detail::GOpaqueTraits<Input>::kind;
|
|
kinds.emplace_back(k);
|
|
|
|
for (auto&& p : inputs.getBlobs()) {
|
|
names.emplace_back(p.first);
|
|
switch (p.second.index()) {
|
|
case cv::GInferListInputs::StorageT::index_of<cv::GArray<cv::GMat>>():
|
|
args.emplace_back(cv::util::get<cv::GArray<cv::GMat>>(p.second));
|
|
kinds.emplace_back(cv::detail::OpaqueKind::CV_MAT);
|
|
break;
|
|
case cv::GInferListInputs::StorageT::index_of<cv::GArray<cv::Rect>>():
|
|
args.emplace_back(cv::util::get<cv::GArray<cv::Rect>>(p.second));
|
|
kinds.emplace_back(cv::detail::OpaqueKind::CV_RECT);
|
|
break;
|
|
default:
|
|
GAPI_Assert(false);
|
|
}
|
|
}
|
|
|
|
auto call = cv::detail::makeCall<GInferList2Base>(tag,
|
|
std::move(args),
|
|
std::move(names),
|
|
std::move(kinds));
|
|
|
|
return cv::GInferListOutputs{std::move(call)};
|
|
}
|
|
|
|
} // namespace gapi
|
|
} // namespace cv
|
|
|
|
#endif // GAPI_STANDALONE
|
|
|
|
namespace cv {
|
|
namespace gapi {
|
|
|
|
// Note: the below code _is_ part of STANDALONE build,
|
|
// just to make our compiler code compileable.
|
|
|
|
// A type-erased form of network parameters.
|
|
// Similar to how a type-erased GKernel is represented and used.
|
|
/// @private
|
|
struct GAPI_EXPORTS_W_SIMPLE GNetParam {
|
|
std::string tag; // FIXME: const?
|
|
GBackend backend; // Specifies the execution model
|
|
util::any params; // Backend-interpreted parameter structure
|
|
};
|
|
|
|
/** \addtogroup gapi_compile_args
|
|
* @{
|
|
*/
|
|
/**
|
|
* @brief A container class for network configurations. Similar to
|
|
* GKernelPackage. Use cv::gapi::networks() to construct this object.
|
|
*
|
|
* @sa cv::gapi::networks
|
|
*/
|
|
struct GAPI_EXPORTS_W_SIMPLE GNetPackage {
|
|
GAPI_WRAP GNetPackage() = default;
|
|
GAPI_WRAP explicit GNetPackage(std::vector<GNetParam> nets);
|
|
explicit GNetPackage(std::initializer_list<GNetParam> ii);
|
|
std::vector<GBackend> backends() const;
|
|
std::vector<GNetParam> networks;
|
|
};
|
|
/** @} gapi_compile_args */
|
|
} // namespace gapi
|
|
|
|
namespace detail {
|
|
template<typename T>
|
|
gapi::GNetParam strip(T&& t) {
|
|
return gapi::GNetParam { t.tag()
|
|
, t.backend()
|
|
, t.params()
|
|
};
|
|
}
|
|
|
|
template<> struct CompileArgTag<cv::gapi::GNetPackage> {
|
|
static const char* tag() { return "gapi.net_package"; }
|
|
};
|
|
|
|
} // namespace cv::detail
|
|
|
|
namespace gapi {
|
|
template<typename... Args>
|
|
cv::gapi::GNetPackage networks(Args&&... args) {
|
|
return cv::gapi::GNetPackage({ cv::detail::strip(args)... });
|
|
}
|
|
|
|
inline cv::gapi::GNetPackage& operator += ( cv::gapi::GNetPackage& lhs,
|
|
const cv::gapi::GNetPackage& rhs) {
|
|
lhs.networks.reserve(lhs.networks.size() + rhs.networks.size());
|
|
lhs.networks.insert(lhs.networks.end(), rhs.networks.begin(), rhs.networks.end());
|
|
return lhs;
|
|
}
|
|
|
|
} // namespace gapi
|
|
} // namespace cv
|
|
|
|
#endif // OPENCV_GAPI_INFER_HPP
|